This manual contains service and reference information for Lenovo ideacentre 300 series desktop computers listed on the cover. It is intended only for trained servicers who are familiar with Lenovo computer products. Before servicing a Lenovo product, be sure to read the Safety Information.
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– Blowers and fans – Motor generators and similar units. (This practice ensures correct grounding of the units.) • If an electrical accident occurs: – Use caution; do not become a victim yourself. – Switch off power. ideacentre 300 Series Hardware Maintenance Manual...
– Send another person to get medical aid. Safety inspection guide The intent of this inspection guide is to assist you in identifying potentially unsafe conditions on these products. Each machine, as it was designed and built, had required safety items installed to protect users and service personnel from injury.
• Connect and disconnect cables as described in the following table when installing, moving, or opening covers on this product or attached devices. ideacentre 300 Series Hardware Maintenance Manual...
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To Connect To Disconnect 1. Turn everything OFF. 1. Turn everything OFF. 2. First, attach all cables to devices. 2. First, remove power cords from outlet. 3. Attach signal cables to connectors. 3. Remove signal cables from connectors. 4. Attach power cords to outlet. 4.
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To remove all electrical current from the device, ensure that all power cords are disconnected from the power source. CAUTION: Do not place any object weighing more than 82 kg (180 lbs.) on top of rack-mounted devices. ideacentre 300 Series Hardware Maintenance Manual...
1. If your computer is already on when you start this procedure, shut down the operating system and turn off the computer. 2. Press and hold the F1 key, and then turn on the computer. When the Lenovo BIOS Setup Utility program is displayed, release the F1 key.
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5. Select Save changes and Exit from the menu. Power-On Password When a Power-On Password is set, you cannot start the Lenovo BIOS Setup Utility program until a valid password is typed from the keyboard. Setting, changing, or deleting a Power-On Password Note: A password can be any combination of letters and numbers up to 16 character (a-z, and 0-9).
To set a Power-On Password, do the following: 1. Start the Lenovo BIOS Setup Utility program (See ”Starting the Lenovo BIOS Setup Utility program” on page 13.) 2. From the Security menu, select Set Power-On Password and press the Enter key.
Agent. 4. Select Disabled or Enabled and then press the Enter key. 5. Return to the Lenovo BIOS Setup Utility program menu and select the Exit option. 6. Select Save changes and Exit from the menu. Note: If you do not want to save the settings, select Discard changes and Exit from the menu.
Exiting the Lenovo BIOS Setup Utility program After you finish viewing or changing settings, press the Esc key to return to the Lenovo BIOS Setup Utility program main menu. You might have to press the Esc key several times. Do one of the following: •...
3. Power-on the computer to re-test the system. 4. Repeat steps 1 through 3 until you find the failing device or component. If all devices and components have been removed and the problem continues, replace the system board. ideacentre 300 Series Hardware Maintenance Manual...
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It provides basic computing functions and supports a variety of devices that are factory-installed or that you can install later. The following illustration shows the location of connectors and components on the front of the motherboard. ideacentre 300 Series Hardware Maintenance Manual...
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ideacentre 300-20IBR 1. Battery 9. LPC debug header 2. Microprocessor fan header 10. Front panel connector 3. Memory connector 11. Front USB connectors (2) 4. Microprocessor and heat sink 12. M.2 Wi-Fi card slot 13. Front audio connector 5. Clear CMOS jumper 6.
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16. PCI express X 1 adapter slots (2) 7. Auxiliary power connector 17. Front audio connector 8. Battery 18. PCI express X 16 adapter slot 9. SATA connectors (3) 19. System fan header 10. Front panel connector ideacentre 300 Series Hardware Maintenance Manual...
Attention: Do not remove the computer cover or attempt any repair before reading the “Important safety information” in the Safety and Warranty Guide that was included with your computer. To obtain copies of the Safety and Warranty Guide, go to the Support Web site at: http://consumersupport.lenovo.com. Note: Use only parts provided by Lenovo.
Attention: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage.
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Step 4. Remove the 2 screws that secure the computer cover at the rear of the chassis. Chapter 8 Replacing hardware...
Attention: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage.
Step 5. Remove the front bezel by releasing the three plastic tabs inside the chassis and pushing the bezel outward as shown. Step 6. To reattach the bezel: Align the plastic tabs on the bottom of the bezel with the corresponding holes in the chassis, and then snap it into position at the bottom and top of the chassis.
Refer to “Left and right view” and “Rear view” for help with locating the various connectors. Step 4. Remove the computer cover. Refer to “Removing the computer cover”. ideacentre 300 Series Hardware Maintenance Manual...
Step 5. Disconnect the data and power cables from the hard disk drive. Step 6. Remove the four screws that secure the hard disk drive to drive bay. Step 7. Remove the hard disk drive by pulling it straight out of the drive bay. Step 8.
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Step 9. For ideacentre 300–20ISH, refer to the below instructions: Step 10. Remove the memory module being replaced by opening the retaining clips as shown. ideacentre 300 Series Hardware Maintenance Manual...
Step 11. Position the new memory module over the memory connector. Make sure the notch on the memory module is correctly aligned with the connector key on the system board. Push the memory module straight down into the connector until the retaining clips close. Step 12.
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Step 5. Remove the screw that secures the latch to the chassis, open the adapter latch and remove the adapter by pulling it straight out of the adapter connector. ideacentre 300 Series Hardware Maintenance Manual...
Step 6. To install the new graphic card: Install the new adapter into the same adapter connector. Reattach the metal bracket back into position and secure the graphic card to the chassis with the screw. Step 7. Reattach the computer cover. Replacing the heat-sink assembly Note: For this procedure, it helps to lay the computer flat.
4 screws. Reconnect the microprocessor fan power cable to the connector on the motherboard. Step 9. Reattach the computer cover. Replacing the CPU Note: For this procedure, it helps to lay the computer flat. ideacentre 300 Series Hardware Maintenance Manual...
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To replace the CPU Step 1. Remove any media (disks, CDs, DVDs, or memory cards) from the drives, shut down the operating system, and turn off the computer and all attached devices. Step 2. Unplug all power cords from electrical outlets. Step 3.
Disconnect all cables attached to the computer. This includes power cords, input/output (I/O) cables, and any other cables that are connected to the computer. Refer to “Left and right view” and “Rear view” for help with locating the various connectors. ideacentre 300 Series Hardware Maintenance Manual...
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Step 4. Remove the computer cover. Refer to “Removing the computer cover”. Step 5. Disconnect the fan power cable from the connector on the motherboard. Step 6. Pull the system fan assembly out of the chassis. Chapter 8 Replacing hardware...
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Pull on the tips of the rubber mounts until the fan assembly is in place. Connect the system fan power cable to the connector on the board. Step 8. Reattach the computer cover. ideacentre 300 Series Hardware Maintenance Manual...
Replacing the Wi-Fi card Note: For this procedure, it helps to lay the computer flat. To replace the Wi-Fi card: Step 1. Remove any media (disks, CDs, DVDs, or memory cards) from the drives, shut down the operating system, and turn off the computer and all attached devices. Step 2.
Disconnect all cables attached to the computer. This includes power cords, input/output (I/O) cables, and any other cables that are connected to the computer. Refer to “Left and right view” and “Rear view” for help with locating the various connectors. ideacentre 300 Series Hardware Maintenance Manual...
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Step 4. Remove the computer cover. Refer to “Removing the computer cover”. Step 5. Remove the front bezel. Refer to “Removing the front bezel”. Step 6. Remove the memory module. Refer to “Replacing a memory module”. Step 7. Remove the heat-sink assembly. Refer to “Replacing the heat-sink assembly”. Step 8.
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Reattach the memory module, Wi-Fi card, heat-sink assembly to the new motherboard. Connect the all cables to the new motherboard. Reattach the hard disk drive, optical drive, graphic card and the TV-Tuner card. Step 16. Reattach the computer cover. ideacentre 300 Series Hardware Maintenance Manual...
FRU lists This chapter lists the information on the field replaceable units (FRUs) for Lenovo ideacentre 300 series. Attention: Be sure to read and understand all the safety information before replacing any FRUs. Notes: FRUs that have a 1 or 2 in the CRU column are Customer Replaceable Units (CRUs).
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GS 250mm SATA cable 2 latch CABLE 31049515 Volex 1.8M C13 LA power cord CABLE 31038784 LW BLK 1.8m Brazil power cord(R) CABLE 31039100 LW BLK 1.0m Argentina C5 power cord(R) CABLE 31507417 CL USB2.0 F_IO cable_U500A600_321HT CABLE ideacentre 300 Series Hardware Maintenance Manual...
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31026349 LW BLK1.8m BSMI Power Cord(R) CABLE 31049513 Volex 1.8M C13 BR power cord CABLE 31049500 Volex 1.0M C5 ANZ power cord CABLE 31049517 LX(ASAP) 1.0M C5 UL power cord CABLE 31039726 Longwell 1.8M Italy C13 power cord(R) CABLE 31039729 Longwell 1.8M Denmark C13 power cord(R) CABLE 31049514...
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