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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 . All ICs and many other semiconductors are susceptible to . The use of optical instruments with this product, will 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...
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PCB Location: MAIN BOARD LOADER Front+Power+USB+KOK Board Repair Scenario Matrix Type/Versions DVP3680KX /77/78 Board in used Main Board Front&Power&USB Board *M:Module Level Repair *C:Component Level Repair *X:Used Free Datasheet http://www.datasheet4u.net/...
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). The sample is DVP3880K/98. 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 Dismantling Instruction Detailed information please refer to the model set. 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 (XP5, XP6,XP7), need release 4 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 5 screws.
Software upgrade Preparation to upgrade software Start the CD Burning software and create a new CD project (Data Disc) with the following setting: Label: DVP3XXX (No need the label name) File Name: DVPXXXX_XX.BIN Power on the set and open the tray, then press <option> to check the File Name. Note: It is required capital letter for the File System name Burn the data onto a blank CDR Procedure for software upgrade:...
Trouble shooting chart Spindle motor does not move Motor no move Check connection Correct connection between 24PIN and the loader. Check whether “M5V” Check the M5V power supply (+5V) voltage is normal. 1.Whether the current of R25 is Less than 65mA 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 XS2 on the Check/Correct front board to XP1 on the 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. Check whether current Replace the Loader R25 ,R26is Less than 60mA for DVD and 65mA for CD. Check whether the components between of U1 ,and xp3 are Replace the defective parts...
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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 the current of Replace loader R25,R26 is Less than 60mA for DVD and 65mA for CD.
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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 between Correct connection XS2 and XP1 Check VCC(M5V) voltage Fix power supply board top a power supply for should on the power 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 +5V to the operation amplifying Check Q1 Q1 is normal. Check whether the muting resistance Replace R133 R133 is normal Check whether muting Replace R132...
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Trouble shooting chart Abnormal color of video picture Abnormal color of video picture Check whether the 27MHz Check X3, R21,R115 ,C40 and C41 output signal normal. 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 if the power supply Check R96、C93 voltage to the remote censor is normal Use an oscilloscope to check if there is output waveform from the first pin IR of the REM301(PIN1 - RC waveform) remote censor after pressing button on the...
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Trouble shooting chart 4-10 No video picture, no sound. No video picture, no sound. Check the cable if that is used to connect TV and DVD Player, is Replace the cable normal Check whether all the voltages Check the power board from the power board to the decoder board are normal.
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Power Board Circuit Diagaram: * CAUTION : THE PARTS MARKED WITH ARE IMPORTANT PARTS ON THE SAFETY. PLEASE USE THE PARTS HAVING THE DESIGNATED PARTS NUMBER WITHOUT FAIL. D501 D501 D502 D502 L501 L501 1N4007/1A/1000V 1N4007/1A/1000V 1N4007/1A/1000V 1N4007/1A/1000V CN501 CN501 VDR/470V VDR/470V CX501...
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