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Specifications Note • Specification and design are subject to change without notice • Compatibility: Hi-Speed USB (2.0) • Class support: UMS (USB Mass Storage Class) Video • Signal system: PAL / NTSC • Composite video output: 1 Vpp ~ 75 ohm •...
Safety instruction, Warning & Notes Safety instruction 1. General safety 2.Laser safety Safety regulations require that during a repair: This unit employs a laser. Only qualified service personnel . Connect the unit to the mains via an isolation transformer. may remove the cover, or attempt to service this device .
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Warning 2. Laser 1.General . The use of optical instruments with this product, will . All ICs and many other semiconductors are susceptible to increase eye hazard. electrostatic discharges (ESD). Careless handing during repair can reduce life drastically. Make sure that, during .
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- lead free BGA-ICs will be delivered in so-called respected by the workshop during a repair: ‘dry-packaging’ (sealed pack including a silica gel Use only lead-free solder alloy Philips SAC305 with pack) to protect the IC against moisture. After order code 0622 149 00106. If lead-free solder-paste is...
Main Unit • Turn on the unit or switch to standby. DVD PLAYER DVP3550K • Open or close the disc compartment. c DISC MENU • Access or exit the disc menu. c d e • Switch to the disc mode.
Mechanical and Dismantling Instructions Dismantling Instruction Detailed information please refer to the model set. The following guidelines show how to dismantle the player. Step1: Remove 5 screws around the Top Cover, and then remove the Top Cover (Figure 1). Figure 1 Step2: If it is necessary to dismantle Loader or Front Panel, the Front door should be removed first.
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Mechanical and Dismantling Instructions Detailed information please refer to the model set. Dismantling Instruction Step3: If the tray can’t open in normal way, you can make it through the instruction as below (Figure 3). Note: Make sure to operate gently otherwise the guider would be damaged. Figure 3 Step4: Dismantling Front Panel, disconnect the connectors (XP80 , XP7, XP476), need release 3 snaps of Front Panel &...
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Mechanical and Dismantling Instructions Dismantling Instruction Detailed information please refer to the model set. Step5: Dismantling Loader, disconnect the 3 connectors (XP2, XP3, XP4) aiming in the below figure, and remove 1 screw that connects the loader and the bottom cabinet. (Figure 5) Figure 5 Step6: Dismantling Main Board, first disconnect the connector (XP1), and then remove 4 screws.
Softeware upgrade and region code change Preparation to upgrade software 1) Power on the set and open the tray, then press "5""5" B. Read out the software versions to confirm upgrading on remote control to check the SW File Name. 2) Start the CD Burning software and create a new CD Power on the set and press "Setup"...
Trouble shooting chart Spindle motor does not move Motor no move Check the FFC connection Correct connection between 24P and the loader Check whether “M5V” Check the M5V power supply (+5V) voltage is normal Check whether laser voltage Check/Replace Q103,Q104. (1.9V for CD &...
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Trouble shooting chart The power can not be on or off The power can’t be on or off Check the power supply Repair the power board on the power board is normal. Check if the XS301 on the front board to XP80 on the Check/Correct connection decoder board is in good contact.
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Trouble shooting chart All output voltages on the power board is 0V or deviated. All output voltages on the power board is 0V or deviated Check whether Replace F501 F501 is blown Replace C501&C502 if D501, D502, Check whether there is D503, D504 are normal.
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Trouble shooting chart Disc cannot be read . Disc cannot be read. Check the FFC connection Check the loaded circuit between 24P and the loader. 1. Whether voltage on pin14/pin15 of U1 varies between 2.4V and 3.3V (PIN14=2.4V Check whether there is laser and PIN15=3.3V for CD;PIN14=3.3V and voltage (1.9V for CD and 2.4V PIN15=2.4V for DVD),...
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Trouble shooting chart Only DVD disc or only disc except DVD can be played Only DVD disc, or only disc except DVD can be Played. Check Check the loaded circuit connection between 24pin and the loader Check whether there is laser Check the solder status on U1 and voltage (1.9V for CD and 2.4V peripheral components...
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Trouble shooting chart No display on LED, and buttons do not work No display on LED, and buttons do not work Check whether there is correct contact Correct connection between XS301 and XP80 Check VCC(M5V) Fix power supply board top voltage on the power a power supply for should and front board...
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Trouble shooting chart Distorted audio and loud noise Distorted audio and loud noise Check the power supply voltages M5V to the operation amplifying Check Q544 Q544 is normal. Check whether Replace muting resistance R369,R375 R369,R375 are normal Check whether the muting transistor Q361,Q362 are Replace Q361,Q362...
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Trouble shooting chart Abnormal color of video picture Abnormal color of video picture Check whether Check Y2, R12,R34,R16,C10 and 27MHz output signal Check whether the 3.3V Check other of power supply electric and 1.2V power supply circuit voltages on the decoder board are normal.
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Trouble shooting chart Remote reception is insensitive or fails. Remote reception is insensitive or fails. Check if the remote Check battery control works properly. Check power Check R315 C315 supply voltage to the remote censor is normal Use an oscilloscope to check if there is output waveform from the REM301(PIN1 - RC waveform) first pin IR of the remote censor...
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5-10 Trouble shooting chart No video picture, no sound. No video picture, no sound. Check whether all the voltages Check the loaded circuit from the power board to the CVBS(R884 point) waveform decoder board are normal. Check if the reset circuit consisting ofCE1, D1,Q1,Q2 is normal (at a Change CE1, D1,Q1,Q2.
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Power Board Circuit Diagram: * CAUTION : THE PARTS MARKED WITH ARE IMPORTANT PARTS ON THE SAFETY. PLEASE USE THE PARTS HAVING THE DESIGNATED PARTS NUMBER WITHOUT FAIL. F501 F501 TR501 TR501 T2AL/250ac T2AL/250ac NTC 10 NTC 10 P501 P501 D501 D501 D502...
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7-11 7-11 Front Board Print-layout (Bottom side):...
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7-12 7-12 OK Board and USB Board Print-layout (Top and Bottom side):...
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7-13 7-13 Power Board Print-layout (Bottom side):...
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7-14 7-14 Main Board Print-layout (Top side):...
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7-15 7-15 Main Board Print-layout (Bottom side):...
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Exploded View for DVP3550K: It is a general mechanical exploded view for DVP3550K/55, pls refer to model set for detailed information. ASSY1 includes components:1.3.4.5.21...
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