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Epson POWERLITE 1970W User Manual
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Epson POWERLITE 1970W User Manual

Epson POWERLITE 1970W User Manual

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PowerLite
1970W/1975W/1980WU/1985WU
User's Guide

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  • Page 1 ® PowerLite 1970W/1975W/1980WU/1985WU User's Guide...
  • Page 2 PowerLite 1970W/1975W/1980WU/1985WU User's Guide Welcome to the PowerLite 1970W/1975W/1980WU/1985WU User's Guide.

  • Page 3: Introduction To Your Projector

    PowerLite 1985WU: Up to 4800 lumens of color brightness (color light output) and 4800 lumens of white brightness (white light output) PowerLite 1970W/1975W: Up to 5000 lumens of color brightness (color light output) and 5000 lumens of white brightness (white light output) Note: Color brightness (color light output) and white brightness (white light output) will vary depending on usage conditions.

  • Page 4: Product Box Contents

    Easy-to-use setup and operation features • Real-time, automatic vertical and horizontal keystone correction always displays a rectangular screen • Epson's Instant Off and Direct Power On features for quick setup and shut down • Screen Fit feature automatically resizes images for your projection screen •...
  • Page 5 Make sure your projector box included all of these parts: Projector Remote control Remote control batteries (two AA alkaline) Power cord VGA computer cable Projector documentation CD Projector software CD Parent topic: Projector Features...

  • Page 6: Additional Components

    • To receive a component video signal, you need a D-sub, 15-pin, component-to-VGA video cable. You can purchase one from Epson or an authorized Epson reseller. • To receive an HDMI signal, you need a compatible HDMI cable. You can purchase one from Epson or an authorized Epson reseller.

  • Page 7: Warranty And Registration Information

    In addition, Epson offers free Extra Care Road Service. In the unlikely event of an equipment failure, you won’t have to wait for your unit to be repaired. Instead, Epson will ship you a replacement unit anywhere in the United States, Canada, or Puerto Rico. See the Extra Care Road Service brochure for details.

  • Page 8: Projector Parts - Front/Top

    Projector Parts - Front/Top Exhaust vent A/V Mute slide lever Foot release lever Front adjustable foot A/V Mute slide Remote receiver Screen Fit sensor Wireless LAN indicator light (PowerLite 1975W/1985WU) Air filter cover Air filter cover latch Illumination sensor...

  • Page 9: Projector Parts - Rear

    Control panel Focus help button Zoom ring Screen Fit button Focus ring Lamp cover Status lights (on the side of the projector) Parent topic: Projector Part Locations Projector Parts - Rear Network (LAN) port Monitor Out port RS-232C port Audio Out port Computer2 port Audio1 port Audio2 port...

  • Page 10: Projector Parts - Base

    Security slot Remote receiver HDMI 2 port HDMI 1/MHL port Video port Computer1 port USB-B port USB-A port Parent topic: Projector Part Locations Projector Parts - Base Mounting bracket holes Security cable attachment point Rear feet Front adjustable foot...

  • Page 11: Projector Parts - Control Panel

    Parent topic: Projector Part Locations Projector Parts - Control Panel Power button Source Search button (searches for connected sources) Enter button (selects options) Vertical keystone adjustment buttons (adjust screen shape) and arrow buttons Help button (accesses projector help information) Esc button (cancels/exits functions) Volume adjustment buttons (adjust speaker volume), horizontal keystone adjustment buttons (adjust screen shape), and arrow buttons Menu button (accesses projector menu system)

  • Page 12: Projector Parts - Remote Control

    Projector Parts - Remote Control Power button Computer button (cycles through connected computer sources) Video button (cycles through connected video sources) Screen Fit button (adjusts image shape) Numeric buttons (enter numbers) Auto button (automatically adjusts position, tracking, and sync settings)
  • Page 13 Aspect button (selects the image aspect ratio) Num button (when held down, switches numeric buttons to number function) Menu button (accesses projector menu system) Arrow buttons (move through on-screen options and control wireless mouse functions) Enter button (selects options and controls wireless mouse functions) User button (customizable for different functions) Page up/down buttons (control presentation slides) E-Zoom +/–...

  • Page 14: Setting Up The Projector

    Setting Up the Projector Follow the instructions in these sections to set up your projector for use. Projector Placement Projector Connections Installing Batteries in the Remote Control Opening the Lens Cover Projector Placement You can place the projector on almost any flat surface to project an image. You can also install the projector in a ceiling mount if you want to use it in a fixed location.
  • Page 15 Rear Front Ceiling Rear Ceiling Wherever you set up the projector, make sure to position it squarely in front of the center of the screen, not at an angle, if possible. If you project from the ceiling or from the rear, be sure to select the correct Projection option in the projector's menu system.

  • Page 16: Projection Distance

    Use the tables here to determine approximately how far to place the projector from the screen based on the size of the projected image. (Conversion figures may have been rounded up or down.) PowerLite 1970W/1975W 16:10 Aspect Ratio Image or Screen...

  • Page 17: Projector Connections

    • For slide shows or presentations without a computer, you can connect USB devices (such as a flash drive or camera) or an optional Epson document camera. Caution: If you will use the projector at altitudes above 4921 feet (1500 m), turn on High Altitude Mode to ensure the projector's internal temperature is regulated properly.

  • Page 18: Connecting To Computer Sources

    • Windows 8.x: Click EPSON_PJ_UD in the upper right-corner, then select Run EMP_UDSE.EXE in the dialog box that appears to install the Epson USB Display software. • Windows 7/Windows Vista: Select Run EMP_UDSE.EXE in the dialog box that appears to install the Epson USB Display software.
  • Page 19 • OS X: The USB Display setup folder appears on your screen. Select USB Display Installer and follow the on-screen instructions to install the Epson USB Display software. Follow any on-screen instructions. You need to install this software only the first time you connect the projector to the computer.
  • Page 20 Connecting to a Computer for HDMI Video and Audio If your computer has an HDMI port, you can connect it to the projector using an optional HDMI cable. Note: To connect a Mac that includes only a Mini DisplayPort, Thunderbolt port, or Mini-DVI port for video output, you need to obtain an adapter that allows you to connect to the projector's HDMI port.

  • Page 21: Connecting To Video Sources

    3. If necessary, configure your computer to work with an external USB mouse. See your computer documentation for details. Parent topic: Connecting to Computer Sources Related tasks Using the Remote Control as a Wireless Mouse Connecting to a Computer for Sound If your computer presentation includes sound and you did not connect it to the projector's USB-B or HDMI port, you can still play sound through the projector's speaker system.
  • Page 22 2. Connect the other end to one of the projector's HDMI ports. Note: The projector converts the digital audio signal sent from your video source into a mono analog signal for the internal speaker or a stereo analog signal if you are connecting to external speakers. Parent topic: Connecting to Video Sources Connecting to an MHL-Compatible Device...
  • Page 23 Connecting to a Component-to-VGA Video Source If your video source has component video ports, you can connect it to the projector using an optional component-to-VGA video cable. Depending on your component ports, you may need to use an adapter cable along with a component video cable. 1.

  • Page 24: Connecting To An External Computer Monitor

    Parent topic: Connecting to Video Sources Connecting to a Video Source for Sound You can play sound through the projector's speaker system if your video source has audio output ports. If you are projecting video using a Computer port, connect the projector to the video source using an optional stereo mini-jack audio cable or an RCA audio cable.

  • Page 25: Connecting To External Speakers

    Note: Monitors that use a refresh rate less than 60 Hz may not be able to display images correctly. 1. Make sure your computer is connected to the projector's Computer port. 2. Connect the external monitor's cable to your projector's Monitor Out port. Parent topic: Projector Connections Connecting to External Speakers...

  • Page 26: Connecting To External Usb Devices

    Parent topic: Projector Connections Connecting to External USB Devices Follow the instructions in these sections to connect external USB devices to the projector. USB Device Projection Connecting a USB Device or Camera to the Projector Selecting the Connected USB Source Disconnecting a USB Device or Camera From the Projector Parent topic: Projector Connections...
  • Page 27 Related topics Projecting a PC Free Presentation Connecting a USB Device or Camera to the Projector You can connect your USB device or camera to the projector's USB-A port and use it to project images and other content. 1. If your USB device came with a power adapter, plug the device into an electrical outlet. 2.

  • Page 28: Connecting To A Document Camera

    USB-A port and to the document camera's USB Type B port. • For the Epson DC-11 document camera, connect it to the projector's Computer or Video port and to the corresponding port on the document camera. See the document camera manual for details.
  • Page 29 1. Open the battery cover. 2. Insert the batteries with the + and – ends facing as shown.

  • Page 30: Opening The Lens Cover

    3. Close the battery cover and press it down until it clicks into place. Warning: Dispose of used batteries according to local regulations. Do not expose batteries to heat or flame. Keep batteries out of the reach of children; they are choking hazards and are very dangerous if swallowed.
  • Page 31 Parent topic: Setting Up the Projector...

  • Page 32: Using The Projector On A Network

    After connecting and setting up the projector as described here, install the network software from the Epson Projector Software CD or download the software as necessary. Use the following software and documentation to set up, control, and monitor network projection: •...

  • Page 33: Connecting To A Wired Network

    Connecting to a Wired Network Selecting Wired Network Settings Parent topic: Using the Projector on a Network Connecting to a Wired Network To connect the projector to a wired local area network (LAN), use a 100Base-TX or 10Base-T network cable. To ensure proper data transmission, use a Category 5 shielded cable or better. 1.
  • Page 34 3. Select the Network menu and press Enter. 4. Select Network Configuration and press Enter. 5. Select the Basic menu and press Enter. 6. Select the following basic options as necessary: • Projector Name lets you enter a name up to 16 alphanumeric characters long to identify the projector over the network.
  • Page 35 • PJLink Password lets you enter a password up to 32 alphanumeric characters long for using the PJLink protocol for projector control. • Web Control Password lets you enter a password up to 8 alphanumeric characters long for accessing the projector over the web. (Default user name is EPSONWEB; default password is admin.) •...

  • Page 36: Wireless Network Projection

    Wireless Network Projection You can send images to your projector through a wireless network (PowerLite 1970W/1975W/1985WU). To do this, you must install the Epson 802.11b/g/n wireless LAN module, and then set up your projector and computer for wireless projection. Note: The wireless LAN module is not included with your projector.

  • Page 37: Installing The Wireless Lan Module

    Optional Equipment and Replacement Parts Installing the Wireless LAN Module To use the projector over a wireless network, install the optional Epson 802.11b/g/n wireless LAN module (PowerLite 1970W/1975W/1985WU). Do not install any other type of wireless LAN module. Caution: Never remove the module while its indicator light is green or flashing, or while you are projecting wirelessly.
  • Page 38 3. Remove the screw securing the wireless LAN module stopper, then remove the stopper. 4. Insert the wireless LAN module into the port.

  • Page 39: Using Quick Wireless Connection (Windows Only)

    5. Replace the wireless LAN module stopper and secure it using the screw you removed. 6. Close the air filter cover. 7. Plug in and turn on the projector. Parent topic: Wireless Network Projection Related references Optional Equipment and Replacement Parts Using Quick Wireless Connection (Windows Only) You can use the Quick Wireless Connection USB Key to quickly connect the projector to a Windows computer wirelessly.

  • Page 40: Selecting Wireless Network Settings Manually

    5. Follow the on-screen instructions to install the Quick Wireless Connection driver. Note: If you see a Windows Firewall message, click Yes to disable the firewall. After a few minutes, your computer image is displayed by the projector. If it does not appear, press the LAN button on your remote control or restart your computer.
  • Page 41 4. Set the Wireless Mode setting to Wireless LAN On and press Enter. 5. Select Network Configuration and press Enter. 6. Select the Basic menu and press Enter. 7. Select the following basic options as necessary: • Projector Name lets you enter a name up to 16 alphanumeric characters long to identify the projector over the network.
  • Page 42 8. Select the Wireless LAN menu and press Enter. 9. Select the settings on the Wireless LAN menu as necessary for your network. 10. When you finish selecting settings, select Complete and follow the on-screen instructions to save your settings and exit the menus. After you complete the wireless settings for your projector, you need to select the wireless network on your computer.
  • Page 43 Setting Options Description Channel In Quick connection mode, selects the frequency band (channel) used by the wireless 11ch SSID Auto Setting Turns on automatic SSID searching in Quick connection mode; set to Off when connecting to multiple projectors at the same time SSID Up 32 alphanumeric characters Sets the SSID (network name) of the wireless LAN system the...

  • Page 44: Searching For A Wireless Network

    Searching for a Wireless Network You can use your projector's site survey function to quickly locate and connect to available wireless networks. 1. Turn on the projector. 2. Press the Menu button on the remote control. 3. Select the Network menu and press Enter. 4.
  • Page 45 5. Select the Wireless LAN menu and press Enter. 6. Select Advanced as the Connection Mode setting and press Enter. 7. Select Search Access Point and press Enter. 8. Select the name of the wireless network you want to connect to and press Enter. 9.

  • Page 46: Selecting Wireless Network Settings In Windows

    You see a screen like this: 10. Select the settings on the security menu as necessary for your network. 11. When you finish selecting settings, select Complete and follow the on-screen instructions to save your settings and exit the menus. Parent topic: Wireless Network Projection Selecting Wireless Network Settings in Windows...

  • Page 47: Setting Up Wireless Network Security

    1. Click the AirPort icon on the menu bar at the top of the screen. 2. Make sure AirPort is turned on, then do one of the following: • If your projector is set up on an existing network (Advanced mode), select the network name (SSID).

  • Page 48: Wireless Network Projection From A Mobile Device (Screen Mirroring)

    5. Select the security settings for your network. Note: WPA authentication via an authentication server is not supported. 6. When you finish selecting settings, select Complete and follow the on-screen instructions to save your settings and exit the menus. Wireless Security Menu Settings Parent topic: Wireless Network Projection Wireless Security Menu Settings...

  • Page 49: Screen Mirroring Restrictions

    Screen Mirroring Restrictions Note the following when using Screen Mirroring features: • You cannot play audio with more than 3 channels. • You cannot project images with a resolution above 1920 × 1080 and a frame rate above 50 fps. •...
  • Page 50 • Wireless LAN Sys. lets you select the type of wireless LAN system the projector is connected to. • Adjust Image Quality lets you adjust the screen mirroring speed/quality. Select a small number to improve the quality and select a large number to increase the speed. •...

  • Page 51: Connecting For Screen Mirroring Using Windows 7/Windows 8

    8. Select your projector from the list. 9. If you see the PIN entry screen on your computer or mobile device, enter the PIN code displayed on the Screen Mirroring standby screen or at the bottom right of the projected image and click Next. The projector displays the image from your computer or mobile device.

  • Page 52: Connecting For Screen Mirroring With Miracast

    Note: It may some time to establish the WiDi connection. Do not disconnect the projector's power cord while it is connecting to your device. This may cause your device to freeze or malfunction. Parent topic: Wireless Network Projection from a Mobile Device (Screen Mirroring) Connecting for Screen Mirroring with Miracast If your mobile device supports Miracast, you can connect it to the projector wirelessly and project images and sound.
  • Page 53 3. Select Network Configuration and press Enter. 4. Select the Mail menu and press Enter. 5. Turn on Mail Notification. 6. Enter the IP address for the SMTP Server option. Note: Do not use these addresses: 127.x.x.x or 224.0.0.0 through 255.255.255.255 (where x is a number from 0 to 255).

  • Page 54: Network Projector E-Mail Alert Messages

    When a problem occurs with a networked projector, and you selected to receive e-mail alerts, you receive an e-mail containing the following information: • Epson Projector on the subject line • The name of the projector experiencing a problem • The IP address of the affected projector •...

  • Page 55: Controlling A Networked Projector Using A Web Browser

    5. Enter up to two IP addresses to receive SNMP notifications, using 0 to 255 for each address field. Note: Do not use these addresses: 127.x.x.x or 224.0.0.0 through 255.255.255.255 (where x is a number from 0 to 255). 6. If available, select the Priority Gateway setting for your network. 7.
  • Page 56 Note: You may need to log in before you see the Web Control screen. If you see a log in window, enter your user name and password. (The default user name is EPSONWEB and the default password is admin.) 4. To select projector menu settings, select the name of the menu and follow the on-screen instructions to select settings.

  • Page 57: Setting Up Crestron Roomview Support

    Crestron RoomView lets you control and monitor your projector using a web browser. Note: You cannot use the Epson Web Control feature or the Message Broadcasting plug-in for EasyMP Monitor when you use Crestron RoomView.

  • Page 58: Controlling A Networked Projector Using Crestron Roomview

    4. Select the Others menu and press Enter. 5. Set the Crestron RoomView setting to On to allow the projector to be detected. 6. When you finish selecting settings, select Complete and follow the on-screen instructions to save your settings and exit the menus. 7.
  • Page 59 You see this screen: 3. Select the input source that you want to control in the Sources List box. You can scroll through available sources using the up and down arrows in the box. 4. To control projection remotely, click the on-screen buttons that correspond to the projector's remote control buttons.

  • Page 60: Using Basic Projector Features

    Using Basic Projector Features Follow the instructions in these sections to use your projector's basic features. Turning On the Projector Turning Off the Projector Selecting the Language for the Projector Menus Adjusting the Image Height Image Shape Resizing the Image with the Zoom Ring Focusing the Image Using the Focus Ring Focusing the Image with Focus Help Remote Control Operation...
  • Page 61 1. Open the projector's lens cover. 2. Connect the power cord to the projector's power inlet. 3. Plug the power cord into an electrical outlet. Note: With Direct Power On turned on, the projector turns on as soon as you plug it in. The projector's power light turns blue.

  • Page 62: Turning Off The Projector

    4. Press the power button on the projector or the remote control to turn on the projector. The projector beeps and the Status light flashes blue as the projector warms up. Once the projector is warmed up, the Status light stops flashing and turns blue. Warning: Never look into the projector lens when the lamp is on.
  • Page 63 2. Press the power button again. (To leave it on, press any other button.) The projector beeps twice, the lamp turns off, and the Status light turns off. Note: With Epson's Instant Off technology, there is no cool-down period so you can pack up the projector for transport right away (if necessary).

  • Page 64: Selecting The Language For The Projector Menus

    4. Close the projector's lens cover. Parent topic: Using Basic Projector Features Selecting the Language for the Projector Menus If you want to view the projector's menus and messages in another language, you can change the Language setting. 1. Turn on the projector. 2.

  • Page 65: Adjusting The Image Height

    3. Select the Extended menu and press Enter. 4. Select the Language setting and press Enter. 5. Select the language you want to use and press Enter. 6. Press Menu or Esc to exit the menus. Parent topic: Using Basic Projector Features Adjusting the Image Height If you are projecting from a table or other flat surface, and the image is too high or low, you can adjust the image height using the projector's adjustable feet.
  • Page 66 2. To adjust the front foot, pull up on the foot release lever and lift the front of the projector. The foot extends from the projector. 3. Release the lever to lock the foot. 4. If the image is tilted, rotate the rear feet to adjust their height. If the projected image is unevenly rectangular, you need to adjust the image shape.

  • Page 67: Automatically Correcting Image Shape With Screen Fit

    • Screen size is 100 inches (254 cm) or less • Projection distance is about 4 feet (1.2 m) to 10 feet (3 m) (PowerLite 1970W/1975W) • Projection distance is about 5 feet (1.5 m) to 10 feet (3 m) (PowerLite 1980WU/1985WU) •...

  • Page 68: Correcting Image Shape With The Keystone Buttons

    Two displays flash briefly, then this message appears: 5. Fine-tune the image shape as necessary using the arrow buttons on the control panel. 6. When you are finished, press Esc. Now, if necessary, you can correct the image corners individually using Quick Corner by pressing the arrow buttons on the control panel.

  • Page 69: Correcting Image Shape With Quick Corner

    2. Press one of these keystone buttons on the control panel to display the Keystone adjustment screen. 3. Press a keystone button on the projector's control panel to adjust the image shape. After correction, your image is slightly smaller. Note: If the projector is installed out of reach, you can also correct the image shape with the remote control using the Keystone settings in the projector menus.
  • Page 70 1. Turn on the projector and display an image. Note: You can display a pattern to aid in adjusting the projected image using the Settings menu. Note: You can also display the pattern by pressing the User button on the remote control (if the test pattern is assigned to this button).

  • Page 71: Resizing The Image With The Zoom Ring

    You see the Quick Corner adjustment screen: 6. Use the arrow buttons on the projector or the remote control to select the corner of the image you want to adjust. Then press Enter. 7. Press the arrow buttons to adjust the image shape as necessary. 8.

  • Page 72: Focusing The Image Using The Focus Ring

    2. To enlarge or reduce the image size, rotate the projector's zoom ring. Parent topic: Using Basic Projector Features Focusing the Image Using the Focus Ring 1. Turn on the projector and display an image. Note: You can display a pattern to aid in adjusting the projected image using the Settings menu. Note: You can also display the pattern by pressing the User button on the remote control (if the test pattern is assigned to this button).
  • Page 73 • Projector is positioned within the distances and angles listed here: PowerLite 1980WU/1985WU 5 to 10 feet (1.5 to 3 m) 20º 30º PowerLite 1970W/1975W 3 to 10 feet (0.9 to 3 m) 20º 30º 1. Press the Focus Help button on the projector.

  • Page 74: Remote Control Operation

    You see a screen like this: 2. Turn the focus ring until the green number matches the orange number as closely as possible. 3. When you are finished, press Esc. Parent topic: Using Basic Projector Features Remote Control Operation The remote control lets you control the projector from almost anywhere in the room, up to 26 feet (8 m) away.
  • Page 75 Make sure that you aim the remote control at the projector's receivers within the angles listed here. 26 feet (8 m) 45° 30° 15° Note: Avoid using the remote control in conditions with bright fluorescent lights or in direct sunlight, or the projector may not respond to commands.

  • Page 76: Using The Remote Control As A Wireless Mouse

    Using the Remote Control as a Wireless Mouse You can use the projector's remote control as a wireless mouse so you can control projection at a distance from the computer. 1. Connect the projector to a computer using the projector's USB-B, Computer, or HDMI port to display video.

  • Page 77: Using The Remote Control As A Pointer

    Using the Remote Control as a Pointer You can use the projector's remote control as a pointer to help you call out important information on the screen. The default pointer shape is an arrow, but you can select an alternative shape using the Settings menu.
  • Page 78 3. Do one of the following: • Press the Source Search button on the projector or remote control until you see the image from the source you want. • Press the button for the source you want on the remote control. If there is more than one port for that source, press the button again to cycle through the sources.

  • Page 79: Changing The Projection Mode Using The Remote Control

    Network and Screen Mirroring sources Parent topic: Using Basic Projector Features Projection Modes Depending on how you positioned the projector, you may need to change the projection mode so your images project correctly. • Front (default setting) lets you project from a table in front of the screen. •...

  • Page 80: Changing The Projection Mode Using The Menus

    3. To change projection back to the original mode, hold down the A/V Mute button for five seconds again. Parent topic: Projection Modes Changing the Projection Mode Using the Menus You can change the projection mode to flip the image over top-to-bottom and/or left-to-right using the projector menus.

  • Page 81: Changing The Image Aspect Ratio

    If you always want to use a particular aspect ratio for a certain video input source, you can select it using the projector's menus. Changing the Image Aspect Ratio Available Image Aspect Ratios Parent topic: Using Basic Projector Features Related references Input Signal Settings - Signal Menu Changing the Image Aspect Ratio You can change the aspect ratio of the displayed image to resize it.

  • Page 82: Changing The Color Mode

    Aspect ratio setting Description Normal Displays images using the full projection area and maintains the aspect ratio of the image. 16:9 Converts the aspect ratio of the image to 16:9. Full Displays images using the full width of the projection area, but does not maintain the aspect ratio.

  • Page 83: Available Color Modes

    3. Press the Color Mode button on the remote control to change the Color Mode. The image appearance changes and the name of the Color Mode appears briefly on the screen. 4. To cycle through all the available Color Modes for your input signal, press the Color Mode button repeatedly.

  • Page 84: Turning On Auto Iris

    Note: The DICOM SIM Color Mode is for reference purposes only and should not be used to make medical diagnoses. Parent topic: Color Mode Turning On Auto Iris In certain color modes, you can turn on the Auto Iris setting to automatically optimize the image based on the brightness of the content you project.

  • Page 85: Controlling The Volume With The Volume Buttons

    Controlling the Volume with the Volume Buttons You can use the Volume buttons on the projector or the remote control to adjust the volume as you project a presentation with audio. The volume buttons control the projector’s internal speaker system or any external speakers you connected to the projector.

  • Page 86: Supported Pc Free File Types

    Related concepts USB Device Projection Related tasks Connecting a USB Device or Camera to the Projector Supported PC Free File Types You can project these types of files using the projector's PC Free feature. Note: For best results, place your files on media that is formatted in FAT16/32. If you have trouble projecting from media formatted for non-Windows file systems, try formatting the media for Windows instead.

  • Page 87: Starting A Pc Free Slide Show

    File contents File type Details (extension) Movie .avi Make sure the file is not: • Saved with an audio codec other than linear PCM or ADPCM • Above 1280 × 720 resolution • Larger than 2GB Parent topic: Projecting a PC Free Presentation Starting a PC Free Slide Show After connecting a USB device or digital camera to the projector, you can switch to the USB input source and start your slide show.

  • Page 88: Starting A Pc Free Pdf File Presentation

    2. Do the following as necessary to locate your files: • If you need to display files inside a subfolder on your device, press the arrow buttons to highlight the folder and press the Enter button. • To move back up a folder level on your device, highlight Back to Top and press Enter. •...
  • Page 89 The PC Free screen appears. 2. Do the following as necessary to locate your files: • If you need to display files inside a subfolder on your device, press the arrow buttons to highlight the folder and press the Enter button. •...

  • Page 90: Starting A Pc Free Movie Presentation

    • To display a menu of pages to select from, press the Esc button. Then press the left or right arrow button to select a page and press Enter. • To enlarge the view of a page to fit the screen, press Enter. Press Enter again to return to standard size display.

  • Page 91: Pc Free Display Options

    2. Do the following as necessary to locate your files: • If you need to display files inside a subfolder on your device, press the arrow buttons to highlight the folder and press the Enter button. • To move back up a folder level on your device, highlight Back to Top and press Enter. •...
  • Page 92 Setting Options Description Display Order Name Order Displays files in name order Date Order Displays files in date order Sort Order In Ascending Sorts files in first-to-last order In Descending Sorts files in last-to-first order Continuous Play Displays a slide show continuously Displays a slide show one time through Screen Switching Does not display the next file automatically...

  • Page 93: Adjusting Projector Features

    Adjusting Projector Features Follow the instructions in these sections to use your projector's feature adjustments. Shutting Off the Picture and Sound Temporarily Stopping Video Action Temporarily Zooming Into and Out of Images Projector Security Features Projector Identification System for Multiple Projector Control Projecting Two Images Simultaneously Scheduling Projector Events Shutting Off the Picture and Sound Temporarily...

  • Page 94: Stopping Video Action Temporarily

    Related references Projector Setup Settings - Extended Menu Stopping Video Action Temporarily You can temporarily stop the action in a video or computer presentation and keep the current image on the screen. Any sound or video action continues to run, however, so you cannot resume projection at the point that you stopped it.

  • Page 95: Projector Security Features

    2. Use the following buttons on the remote control to adjust the zoomed image: • Use the arrow buttons to position the crosshair in the image area you want to zoom into. • Press the E-Zoom + button repeatedly to zoom into the image area, enlarging it as necessary. Press and hold the E-Zoom + button to zoom in more quickly.
  • Page 96 Setting a Password Selecting Password Security Types Entering a Password to Use the Projector Saving a User's Logo Image to Display Parent topic: Projector Security Features Setting a Password To use password security, you must set a password. 1. Hold down the Freeze button on the remote control for about ten seconds or until you see this menu. 2.
  • Page 97 The password displays as **** as you enter it. Then you see the confirmation prompt. 5. Enter the password again. You see the message "Password accepted." 6. Press Esc to return to the menu. 7. Make a note of the password and keep it in a safe place in case you forget it. Parent topic: Password Security Types Selecting Password Security Types...
  • Page 98 Parent topic: Password Security Types Entering a Password to Use the Projector If a password is set up and a Power On Protection password is enabled, you see a prompt to enter a password whenever you turn on the projector. Note: This prompt will only appear when the projector is turned on after being unplugged.
  • Page 99 • If you enter an incorrect password several times in succession, the projector displays a request code and a message to contact Epson Support. Do not attempt to enter the password again. When you contact Epson Support, provide the displayed request code and proof of ownership for assistance in unlocking the projector.
  • Page 100 4. Select Yes and press Enter. You see a selection box overlaying your image. 5. Use the arrow buttons on the remote control to surround the image area you want to use as the User's Logo and press Enter. You see a prompt asking if you want to select this image area. 6.

  • Page 101: Locking The Projector's Buttons

    • To display it whenever you press the A/V Mute button, select A/V Mute and set it to Logo. To prevent anyone from changing the User's Logo settings without first entering a password, set a password and enable User's Logo security. Parent topic: Password Security Types Locking the Projector's Buttons...

  • Page 102: Installing A Security Cable

    You can install two types of security cables on the projector to deter theft. • Use the security slot on the projector to attach a Kensington Microsaver Security system, available from Epson. • Use the security cable attachment point on the projector to attach a wire cable and secure it to a room fixture or heavy furniture.

  • Page 103: Setting The Projector Id

    Caution: Leave at least 20 inches (50 cm) of space between the projectors to prevent them from overheating. Setting the Projector ID Setting the Remote Control ID Matching Multiple-Projector Display Quality Parent topic: Adjusting Projector Features Setting the Projector ID If you want to control multiple projectors from a remote control, give each projector a unique ID.

  • Page 104: Setting The Remote Control Id

    Setting the Remote Control ID The remote control's ID is set to zero by default so it can operate any compatible projector. If you want to set the remote control to operate only a particular projector, you need to set the remote control's ID to match the projector's ID.
  • Page 105 3. Make sure all the projectors are using the same Color Mode setting. 4. It is best to match two projectors at a time, so set the remote control ID to match the first projector. 5. Press the Menu button, select the Extended menu, and press Enter. 6.

  • Page 106: Projecting Two Images Simultaneously

    Related references Projector Setup Settings - Extended Menu Related tasks Changing the Color Mode Projecting Two Images Simultaneously You can use the split screen feature to simultaneously project two images from different image sources next to each other. You can control the split screen feature using the remote control or the projector menus.

  • Page 107: Scheduling Projector Events

    3. To select an input source for the other image, select the Source setting, press Enter, select the input source, select Execute, and press Enter. (You can also change image sources, if necessary.) 4. To switch the images, select the Swap Screens setting and press Enter. 5.

  • Page 108: Viewing Scheduled Events

    The Schedule Settings screen appears. 4. Select the Schedule menu and press Enter. 5. Select Add New and press Enter. 6. In the Event Settings section, select the events you want to have occur. (Select No Change for events that you do not want to occur.) 7.

  • Page 109: Editing A Scheduled Event

    Communication is on/off Event is invalid Parent topic: Scheduling Projector Events Editing a Scheduled Event You can edit any currently scheduled event. 1. Press the Menu button. 2. Select the Extended menu and press Enter. 3. Select the Schedule Settings setting and press Enter. You see a screen like this: 4.
  • Page 110 8. Select Setup complete and select Yes to save your changes. Note: To delete all scheduled events, select Schedule Reset and select Yes. Parent topic: Scheduling Projector Events...

  • Page 111: Adjusting The Menu Settings

    Adjusting the Menu Settings Follow the instructions in these sections to access the projector menu system and change projector settings. Using the Projector's Menus Image Quality Settings - Image Menu Input Signal Settings - Signal Menu Projector Feature Settings - Settings Menu Projector Setup Settings - Extended Menu Projector Network Settings - Network Menu Projector Setup Settings - ECO Menu...

  • Page 112: Image Quality Settings - Image Menu

    2. Press the up or down arrow buttons to move through the menus listed on the left. The settings for each menu are displayed on the right. Note: The available settings depend on the current input source. 3. To change settings in the displayed menu, press Enter. 4.
  • Page 113 Setting Options Description Color Mode See the list of available Color Adjusts the vividness of image Modes colors for various image types and environments Brightness Varying levels available Lightens or darkens the overall image Contrast Varying levels available Adjusts the difference between light and dark areas of the image Color Saturation Varying levels available...

  • Page 114: Input Signal Settings - Signal Menu

    Input Signal Settings - Signal Menu Normally the projector detects and optimizes the input signal settings automatically. If you need to customize the settings, you can use the Signal menu. The available settings depend on the currently selected input source. Note: You can restore the default settings of the Position, Tracking, and Sync settings by pressing the Auto button on the remote control.
  • Page 115 Setting Options Description Sync. Varying levels available Adjusts signal to eliminate fuzziness or flickering in computer images Position Up, down, left, right Adjusts the image location on the screen Progressive Sets whether to convert interlaced-to-progressive signals Video for certain video image types Film/Auto Off: for fast-moving video images Video: for most video images...
  • Page 116 Setting Options Description Input Signal Auto Specifies the signal type from input sources connected to computer ports Component Auto: detects signals automatically RGB: corrects color for computer/RGB video inputs Component: corrects color for component video inputs Video Signal Auto Specifies the signal type from the input sources connected to the Various video standards video ports...

  • Page 117: Projector Feature Settings - Settings Menu

    Related references Available Image Aspect Ratios Projector Feature Settings - Settings Menu Options on the Settings menu let you customize various projector features. The available settings depend on the currently selected input source. Setting Options Description Keystone H/V Keystone Adjusts image shape to rectangular (horizontally and Quick Corner vertically)
  • Page 118 Setting Options Description Split Screen Screen Size Divides the viewing area horizontally and displays two Source images side-by-side (press Esc Swap Screens to cancel split screen display) Audio Source Control Panel Lock Full Lock Controls projector button locking to secure the projector Partial Lock Full Lock: locks all buttons Partial Lock: locks all buttons...

  • Page 119: Projector Setup Settings - Extended Menu

    Parent topic: Adjusting the Menu Settings Related tasks Correcting Image Shape with Quick Corner Projecting Two Images Simultaneously Locking the Projector's Buttons Projector Setup Settings - Extended Menu Settings on the Extended menu let you customize various projector setup features that control its operation.
  • Page 120 Setting Options Description Display Messages Selects various display options Display Background Messages: controls whether messages are displayed on the Startup Screen screen A/V Mute Display Background: selects the screen color or logo to display when no signal is received Startup Screen: controls whether a special screen appears when the projector starts A/V Mute: selects the screen...
  • Page 121 Setting Options Description Operation Direct Power On Selects various operation options High Altitude Mode Direct Power On: lets you turn on the projector without pressing Startup Source Search the power button Auto Power On High Altitude Mode: regulates Date & Time the projector’s operating temperature at altitudes above 4921 feet (1500 m)
  • Page 122 Setting Options Description A/V Settings A/V Output Selects the following when the projector is in standby mode Audio Output (turned off): HDMI1 Audio Output A/V Output: The Always On HDMI2 Audio Output setting lets the projector output audio and video signals even while it is standby mode.

  • Page 123: Projector Network Settings - Network Menu

    Setting Options Description Wireless Mode Screen Mirroring On Switches between wireless LAN and screen mirroring connection (PowerLite 1975W/1985WU) Wireless LAN On modes Both Settings Off Wireless Mode Wireless LAN On Turns on wireless LAN mode (PowerLite 1970W)
  • Page 124 Setting Options Description Screen Mirroring Info Display Name Displays screen mirroring status and details (PowerLite 1975W/1985WU) MAC Address Region Code Version Screen Mirroring Settings Accesses screen mirroring Configures your screen mirroring settings settings (PowerLite 1975W/1985WU) Net. Info - Wireless LAN Connection mode Displays wireless network status and details...

  • Page 125: Projector Setup Settings - Eco Menu

    Related concepts Wireless Network Projection from a Mobile Device (Screen Mirroring) Wired Network Projection Wireless Network Projection Projector Setup Settings - ECO Menu Settings on the ECO menu let you customize projector functions to save power. When you select a power-saving setting, a leaf icon appears next to the menu item.
  • Page 126 Setting Options Description Sleep Mode Automatically places the projector in standby mode after an interval of inactivity Sleep Mode Timer 1 to 30 minutes Sets the interval for Sleep Mode Lens Cover Timer Automatically turns off the projector after 30 minutes if the lens cover is closed A/V Mute Timer Automatically turns off the...

  • Page 127: Projector Information Display - Info Menu

    Lamp Hours Displays the number of hours (H) the lamp has been used in Normal and ECO Power Consumption modes; if the information is displayed in yellow, obtain a genuine Epson replacement lamp soon Source Displays the name of the port to which the current input source is...

  • Page 128: Event Id Code List

    Information item Description Refresh Rate Displays the refresh rate of the current input source Sync Info Displays information that may be needed by a service technician Status Displays information about projector problems that may be needed by a service technician Serial Number Displays the projector's serial number Event ID...

  • Page 129: Projector Reset Options - Reset Menu

    0899 A communication error has occurred. Try restarting the EasyMP Network Projection program and restarting your projector. If that does not solve the problem, contact Epson for help. Parent topic: Projector Information Display - Info Menu Projector Reset Options - Reset Menu You can reset most of the projector settings to their default values using the Reset All option on the Reset menu.
  • Page 130 You can also reset the projector's lamp usage timer to zero when you replace the lamp using the Reset Lamp Hours option. You cannot reset the following settings using the Reset All option: • Input Signal • User's Logo • Schedule Settings •...

  • Page 131: Maintaining And Transporting The Projector

    The only parts you should replace are the lamp, air filter, and remote control batteries. If any other part needs replacing, contact Epson or an authorized Epson servicer. Warning: Before cleaning any part of the projector, turn it off and unplug the power cord. Never open any cover on the projector, except as specifically explained in this manual.

  • Page 132: Cleaning The Projector Case

    Filter maintenance intervals will depend on the environment. If regular maintenance is not performed, your Epson projector will notify you when the temperature inside the projector has reached a high level. Do not wait until this warning appears to maintain your projector filter as prolonged exposure to high temperatures may reduce the life of your projector or lamp.
  • Page 133 Cleaning the Air Filter and Vents Clean the projector's air filter or vents if they get dusty, or if you see a message telling you to clean them. 1. Turn off the projector and unplug the power cord. 2. Gently remove the dust using a small vacuum designed for computers or a very soft brush (such as a paintbrush).
  • Page 134 2. Slide the air filter cover latch and open the air filter cover. 3. Pull the air filter out of the projector. Note: Air filters contain polypropylene. Dispose of used air filters according to local regulations.

  • Page 135: Projector Lamp Maintenance

    4. Place the new air filter in the projector as shown and push gently until it clicks into place. 5. Close the air filter cover. Parent topic: Air Filter and Vent Maintenance Related references Optional Equipment and Replacement Parts Projector Lamp Maintenance The projector keeps track of the number of hours the lamp is used and displays this information in the projector's menu system.
  • Page 136 Replacing the Lamp Before you replace the lamp, let the projector cool down for at least one hour so the lamp will not be hot. Warning: Let the lamp fully cool before replacing it to avoid injury. You can replace the lamp while the projector is mounted to the ceiling, if necessary. 1.
  • Page 137 4. Slide the lamp cover out and lift it off. 5. Loosen the screws securing the lamp to the projector. The screws do not come all the way out.
  • Page 138 6. Lift up the lamp handle and gently pull the lamp out of the projector. Note: The lamp(s) in this product contain mercury. Please consult your state and local regulations regarding disposal or recycling. Do not put in the trash. 7.
  • Page 139 8. Push in the lamp firmly and tighten the screws to secure it. 9. Replace the lamp cover and tighten the screw to secure it. Note: Be sure the lamp cover is securely installed or the lamp will not come on. Reset the lamp timer to zero to keep track of the new lamp’s usage.
  • Page 140 Resetting the Lamp Timer You must reset the lamp timer after replacing the projector's lamp to clear the lamp replacement message and to keep track of lamp usage correctly. Note: Do not reset the lamp timer if you have not replaced the lamp to avoid inaccurate lamp usage information.

  • Page 141: Replacing The Remote Control Batteries

    Replacing the Remote Control Batteries The remote control uses two AA manganese or alkaline batteries. Replace the batteries as soon as they run out. Caution: Use only the type of batteries specified in this manual. Do not install batteries of different types, or mix new and old batteries.

  • Page 142: Transporting The Projector

    • When shipping the projector for repairs, place it in its original packing materials, if possible, or use equivalent materials with cushioning around the projector. Mark the box "Fragile." Note: Epson shall not be liable for any damages incurred during transportation. Parent topic:...

  • Page 143: Solving Problems

    • The projector's Help system can display information about common problems, if the projector is operating. • The solutions in this manual can help you solve many problems. If none of these solutions help, you can contact Epson for technical support. Parent topic: Solving Problems...

  • Page 144: Projector Light Status

    Projector Light Status The lights on the projector indicate the projector status and let you know when a problem occurs. Check the status and color of the lights and look for a solution in the table here. Power light Status light Lamp light Temp light Screen Mirroring light...
  • Page 145 • Clean or replace the air filter • If operating the projector at high altitude, turn on High Altitude Mode • If the problem persists, unplug the projector and contact Epson for help...
  • Page 146 Epson for help Flashing blue Flashing Flashing Auto Iris error; turn the projector off, orange orange unplug it, and contact Epson for help Flashing blue Orange Orange Power error (ballast); turn the projector off, unplug it, and contact Epson for help...

  • Page 147: Using The Projector Help Displays

    Wireless Mode setting is set to Screen Mirroring On Note: If the lights display a pattern not listed in the table above, turn the projector off, unplug it, and contact Epson for help. Parent topic: Solving Problems Related references...

  • Page 148: Solving Image Or Sound Problems

    • To exit the help system, press Help. Parent topic: Solving Problems Solving Image or Sound Problems Check the solutions in these sections if you have any problems with projected images or sound. Solutions When No Image Appears Solutions When Image is Incorrect Using the USB Display Function Solutions When "No Signal"...

  • Page 149: Solutions When Image Is Incorrect Using The Usb Display Function

    • For images projected from applications using Windows DirectX, turn off DirectX functions. • If the mouse cursor flickers, select Make the movement of the mouse pointer smooth in the Epson USB Display Settings program on your computer (feature not available with Windows 2000).
  • Page 150 • Turn on the connected computer or video source, and press its play button to begin your presentation, if necessary. • Check the connection from the projector to your video sources. • If you are projecting from a laptop computer, make sure it is set up to display on an external monitor. •...

  • Page 151: Solutions When "Not Supported" Message Appears

    Parent topic: Solutions When "No Signal" Message Appears Related topics Connecting to Computer Sources Solutions When "Not Supported" Message Appears If the "Not Supported" message appears, try the following solutions: • Make sure the correct input signal is selected on the Signal menu. •...

  • Page 152: Solutions When The Image Is Not Rectangular

    Solutions When the Image is Not Rectangular If the projected image is not evenly rectangular, try the following solutions: • Place the projector directly in front of the center of the screen, facing it squarely, if possible. • If you adjusted the projector height using the projector feet, press the keystone buttons on the projector to adjust the image shape.

  • Page 153: Solutions When The Image Is Fuzzy Or Blurry

    • If you connected an extension power cable, try projecting without it to see if it caused interference in the signal. • If you are using the USB Display function, turn off the Transfer layered window setting in the Epson USB Display Settings program on your computer.

  • Page 154: Solutions When The Image Brightness Or Colors Are Incorrect

    • If you are projecting from a computer, press the Auto button on the remote control to automatically adjust the tracking and sync. If any bands or overall blurriness remain, display a uniformly patterned image on the screen and manually adjust the Tracking and Sync settings. •...

  • Page 155: Solutions To Sound Problems

    • If you are using the USB Display function, turn on the Output audio from the projector setting in the Epson USB Display Settings program on your computer. • If you are using a Mac and you do not hear sound from an HDMI source, make sure your Mac supports audio through the HDMI port.

  • Page 156: Solutions To Projector Power Or Shut-Off Problems

    • The projector's buttons may be locked for security. Unlock the buttons or use the remote control to turn on the projector. • The power cord may be defective. Disconnect the cord and contact Epson. • If the projector's lamp shuts off unexpectedly, it may have entered standby mode after a period of inactivity.

  • Page 157: Solutions To Password Problems

    Epson. Do not attempt to enter the password again. Provide the request code and proof of ownership for assistance in unlocking the projector. • If you lose the remote control you cannot enter a password. Order a new one from Epson. Parent topic:...

  • Page 158: Technical Specifications

    Supported Video Display Formats USB Display System Requirements General Projector Specifications Type of display Poly-silicon TFT active matrix Resolution PowerLite 1970W/1975W: 1280 × 800 pixels (WXGA) PowerLite 1980WU/1985WU: 1920 × 1200 pixels (WUXGA) Lens F=1.5 to 2.0 Focal length: 23 to 38.4 mm...
  • Page 159 Brightness PowerLite 1970W/1975W: Normal Power Consumption mode: White light output 5000 lumens (ISO 21118 standard) Color light output 5000 lumens ECO Power Consumption mode: White light output 3500 lumens (ISO 21118 standard) Note: Color brightness (color light output) and white brightness (white light output) will vary depending on usage conditions.

  • Page 160: Projector Lamp Specifications

    Fit) USB Type B port compatibility USB 1.1 and 2.0 compliant for USB display or external mouse USB Type A port compatibility One USB 1.1 and 2.0 compliant port for USB device input or Epson document camera display Parent topic:...

  • Page 161: Remote Control Specifications

    Projector Dimension Specifications Height (excluding feet) 4.3 inches (110 mm) Width 14.8 inches (377 mm) Depth 11.5 inches (291 mm) Weight PowerLite 1970W/1980WU: 9.9 lb (4.5 kg) PowerLite 1975W/1985WU: 10.1 lb (4.6 kg) Parent topic: Technical Specifications Projector Electrical Specifications Rated frequency...

  • Page 162: Projector Environmental Specifications

    Power consumption Operating: (100 to 120 V) PowerLite 1970W/1975W/1985WU: Normal Power Consumption mode: 435 W ECO Power Consumption mode: 330 W PowerLite 1980WU: Normal Power Consumption mode: 409 W ECO Power Consumption mode: 330 W Standby: 0.21 W (Communication Off), 3.5 W (Communication On)

  • Page 163: Projector Safety And Approvals Specifications

    For best results, your computer's monitor port or video card resolution should be set to display in the projector's native resolution. However, your projector includes Epson's SizeWise chip that supports other computer display resolutions, so your image will be resized to fit automatically.
  • Page 164 Display format Refresh rate (in Hz) Resolution (in pixels) WXGA++ 1600 × 900 SXGA 70/75/85 1152 × 864 60/75/85 1280 × 1024 60/75/85 1280 × 960 SXGA+ 60/75 1400 × 1050 WSXGA+* 1680 × 1050 UXGA 1600 × 1200 WUXGA** 1900 ×...
  • Page 165 Display format Refresh rate (in Hz) Resolution (in pixels) 640 × 480 SVGA 800 × 600 1024 × 768 WXGA 1280 × 800 1366 × 768 WXGA+ 1440 × 900 WXGA++ 1600 × 900 WSXGA+ 1680 × 1050 SXGA 1280 × 960 1280 ×...

  • Page 166: Usb Display System Requirements

    ** PowerLite 1980WU/1985WU only Parent topic: Technical Specifications USB Display System Requirements Your computer system must meet the system requirements here to use the projector's USB Display software. Requirement Windows Operating system Windows XP Professional, Home OS X 10.5.8 (32-bit); OS X 10.6.x, Edition, and Tablet PC Edition (32-bit);...

  • Page 167: Important Safety Information

    Notices Check these sections for important notices about your projector. Recycling Important Safety Information Important Safety Instructions FCC Compliance Statement Wireless Telegraphy Act Regulations Trademarks Open Source Software License Copyright Notice Recycling Parent topic: Notices Important Safety Information Caution: Never look into the projector lens when the lamp is turned on; the bright light can damage your eyes.

  • Page 168: Important Safety Instructions

    Important Safety Instructions Follow these safety instructions when setting up and using the projector: • Do not look into the lens when the projector is on. The bright light can damage your eyes. Avoid standing in front of the projector so the bright light does not shine into your eyes. •...
  • Page 169 • Never allow objects of any kind to enter any openings in the projector. Do not leave objects, especially flammable objects, near the projector. Never spill liquid of any kind into the projector. • If you are using two or more projectors side-by-side, leave at least of space between the projectors to allow for proper ventilation.

  • Page 170: Restriction Of Use

    • Do not store the projector outside of the required temperature range of 14 to 140 °F (–10 to 60 °C) or in direct sunlight for long periods of time. Doing so may cause damage to the case. • Do not place anything that can become warped or damaged by heat near the exhaust vents. Do not bring your hands or face close to the vents while projection is in progress.

  • Page 171: Fcc Compliance Statement

    Because this product was not intended for use in applications requiring extremely high reliability/safety such as aerospace equipment, main communication equipment, nuclear power control equipment, or medical equipment related to direct medical care, please make your own judgment on this product's suitability after a full evaluation.

  • Page 172: Wireless Telegraphy Act Regulations

    HDMI and High-Definition Multimedia Interface are the trademarks or registered trademarks of HDMI Licensing LLC. General Notice: Other product names used herein are for identification purposes only and may be trademarks of their respective owners. Epson disclaims any and all rights in those marks. Parent topic: Notices...
  • Page 173 • busybox-1.13.4 • iptables-1.4.4 • libgcc1(gcc-4.3.3) • libstdc++-6.0.10 • linux-2.6.27 • patches • udhcp 0.9.8 • uvc rev.219 • wireless_tools 29 • EPSON original drivers • linux-2.6.34 • PTP-1.00 • busybox-1.18.4 • bridge-utils-1.1 • gdb-6.4 • gawk-3.1.5 • oprofile-0.9.2 • binutils-2.16.1 •...
  • Page 174 • lrzsz-0.12.20 • wireless_tools.29 • yaffs2-utils • squshfs 4.2 • coreutils 6.9 GNU GENERAL PUBLIC LICENSE Version 2, June 1991 Copyright (C) 1989, 1991 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA Everyone is permitted to copy and distribute verbatim copies of this license document, but changing it is not allowed.
  • Page 175 we want its recipients to know that what they have is not the original, so that any problems introduced by others will not reflect on the original authors' reputations. Finally, any free program is threatened constantly by software patents. We wish to avoid the danger that redistributors of a free program will individually obtain patent licenses, in effect making the program proprietary.
  • Page 176 c) If the modified program normally reads commands interactively when run, you must cause it, when started running for such interactive use in the most ordinary way, to print or display an announcement including an appropriate copyright notice and a notice that there is no warranty (or else, saying that you provide a warranty) and that users may redistribute the program under these conditions, and telling the user how to view a copy of this License.
  • Page 177 so on) of the operating system on which the executable runs, unless that component itself accompanies the executable. If distribution of executable or object code is made by offering access to copy from a designated place, then offering equivalent access to copy the source code from the same place counts as distribution of the source code, even though third parties are not compelled to copy the source along with the object code.
  • Page 178 This section is intended to make thoroughly clear what is believed to be a consequence of the rest of this License. 8. If the distribution and/or use of the Program is restricted in certain countries either by patents or by copyrighted interfaces, the original copyright holder who places the Program under this License may add an explicit geographical distribution limitation excluding those countries, so that distribution is permitted only in or among countries not thus excluded.
  • Page 179 END OF TERMS AND CONDITIONS How to Apply These Terms to Your New Programs If you develop a new program, and you want it to be of the greatest possible use to the public, the best way to achieve this is to make it free software which everyone can redistribute and change under these terms.
  • Page 180 We provide the source code of the LGPL Programs until five (5) years after the discontinuation of same model of this projector product. If you desire to receive the source code of the LGPL Programs, please contact Epson. These LGPL Programs are WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  • Page 181 GNU LESSER GENERAL PUBLIC LICENSE Version 2.1, February 1999 Copyright (C) 1991, 1999 Free Software Foundation, Inc. 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA Everyone is permitted to copy and distribute verbatim copies of this license document, but changing it is not allowed. [This is the first released version of the Lesser GPL.
  • Page 182 Finally, software patents pose a constant threat to the existence of any free program. We wish to make sure that a company cannot effectively restrict the users of a free program by obtaining a restrictive license from a patent holder. Therefore, we insist that any patent license obtained for a version of the library must be consistent with the full freedom of use specified in this license.

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