Philips DVP3124 Page 14 Service Manual Download | Manualshive

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4-3

All output voltages on the power board is 0V or deviated.

No

No

No

Yes

No

U1(PIN 8 - Drain waveform)

Replace F1

Replace C4 if D1, D2, D3, D4

are normal.

Check/ replace U1.

Check whether U2 are eroded.

All output voltages on

the power board is 0V or

deviated

Check

whether

there is 300V on C4.

Check whether 100KHz

oscillating

signal

on

Pin6 of U1

Check if +5V, +12V, -12V

are short.

Check whether the components in the

short-circuit voltage are defected or eroded.

Yes

Yes

Yes

Yes

U1(PIN 3 - RC waveform)

Check whether

F1 is blown

Trouble shooting chart

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Summary of Contents for DVP3124

Page 1: ...E OF CONTENTS Page 3139 785 33470 Version 1 0 DVP3124 Service Manual PHILIPS GB Copyright 2007 Philips Consumer Electronics B V Eindhoven The Netherlands All rights reserved No part of this publication may be reproduced stored in aretrieval system or transmitted in any form or by any means electronic mechanical photocopying or otherwise without the prior permission of Philips CLASS 1 LASER PRODUCT...

Page 2: ...e bit rate fs 32 44 1 48 kHz Analogue Sound Stereo Dolby surround compatible downmix from Dolby Digital multi channel sound Audio performance DA converter 24bits 192KHz DVD fs 96kHz 4Hz 44kHz fs 48kHz 4Hz 22kHz SVCD fs 48kHz 4Hz 22kHz fs 44 1kHz 4Hz 20kHz CD VCD fs 44 1kHz 4Hz 20kHz Signal Noise 1kHz 90dB Dynamic Range 1kHz 80dB Cross talk 1kHz 80dB Distortion Noise 1kHz 80dB MPEG MP3 MPEG Audio L...

Page 3: ... wire between the two pins of the mains plug 2 Set the mains switch the on position keep the mains cord unplug 3 Measure the resistance value between the mains plug and the front panel controls and chassis bottom 4 Repair or correct unit when the resistance measurement is less than 1M 5 Verify this before you return the unit to the customer user ref UL standard no 1492 6 Switch the unit off and re...

Page 4: ...ch copper tracks and or components in this unshielded primary area when you service the player Service personnel must take precautions to prevent touching this area or components in this area A lighting stroke and a stripe marked printing on the printed wiring board indicate the primary side of the power supply Never replace modules or components while the unit is on 2 Laser The use of optical ins...

Page 5: ...ch off un used equipment or reduce heat x Mix of lead free solder alloy parts with leaded solder alloy parts is possible but PHILIPS recommends strongly to avoid mixed solder alloy types leaded and lead free If one cannot avoid clean carefully the solder joint from old solder alloy and re solder with new solder alloy SAC305 x Use only original spare parts listed in the Service Manuals Not listed s...

Page 6: ... Remove 5 screws around the Top Cover then remove the Top Cover Figure 1 Step2 If it is necessary to dismantle Loader or Front Panel It should remove the Front door assembly first Figure 2 Note Make sure to operate gently otherwise the guider would be damaged 2 1 Please kindly note that dismantle the front door assembly carefully to avoid damage tray and the front door assembly Figure 2 Figure 1 ...

Page 7: ...ction as below Figure 3 Note Make sure to operate gently otherwise the guider would be damaged Step4 Dismantling Loader disconnect the 3 connectors aiming in the below figure and remove 1 screw around the Loader Figure 4 2 2 Figure 4 J1 CN3 CN2 Push the guider until the tray out Make sure to operate gently to avoid damage happening Figure 3 ...

Page 8: ...g Instruction Step5 Dismantling Front Panel disconnect the 3 connector then release the snaps on the both sides of Front Panel and bottom cabinet then gently pull the Panel out from the set Figure 5 6 7 Figure 5 CN5 2 3 Figure 6 Snap 1 Snap 2 Figure 7 ...

Page 9: ...smantling Instruction Step6 Dismantling Main Board first disconnect the 1 connector then remove 4 screws to remove the Main board Figure 8 Step7 Remove the 2 screws on Power Board to dismantle the Power Board Figure 9 2 4 Figure 9 CN1 Figure 8 ...

Page 10: ...tton to confirm then screen will display Files coping UPGRADING 4 The upgraded disc will automatically out when files coping complete then take out the disc 5 About 1 minute later the trace will automatically close when upgrading complete B Read out the software versions to confirm upgrading 1 Power on the set and press Setup button on the remote control 2 Press 1 3 7 9 button to check the softwar...

Page 11: ...r on the set and open the tray Press 6 6 6 6 and Audio button on the remote control After that on the screen it shows PLS INPUT MODEL CODE 2 Then input the related MODEL CODE 1 After that on the screen it shows DVP hhhhh REGION h OK It means the language has been corrected and the player will be power off automatically ...

Page 12: ... FOO signals 2 If there are F F T and T signals output from U2 Check Replace the loader Yes Yes No Go Check whether laser voltage 2V for VCD 2 2V for DVD on Collector of Q7 and Q8 Check the FFC connection between 24P and the loader 1 Whether voltage on pin 44 of U1 varies between 0 and 3 3V 3 3V for VCD and 0V for DVD 2 Whether peripheral components are eroded or badly soldered Trouble shooting ch...

Page 13: ...upply on the power board is normal Check Correct connection Whether the connection to K301 is broken Correct the connection Replace U1 No No Yes Yes Check if the CON301 on the front board to CN5 on the decoder board is in good contact Whether there is 0V and 3 3V voltage difference on Pin 100 PCON of U1 Trouble shooting chart ...

Page 14: ...heck whether U2 are eroded All output voltages on the power board is 0V or deviated Check whether there is 300V on C4 Check whether 100KHz oscillating signal on Pin6 of U1 Check if 5V 12V 12V are short Check whether the components in the short circuit voltage are defected or eroded Yes Yes Yes Yes U1 PIN 3 RC waveform Check whether F1 is blown Trouble shooting chart ...

Page 15: ...connection between 24P and the loader Check U1 and peripheral components Re solder or replace the defective parts Check the connection between U1 Correct connection Replace U1 or loader Yes Check whether there is laser voltage 1 9V for VCD and 2 3V for DVD on Collector of Q7 Q8 Check if there is RFO signal on pin17 of CN3 The normal RFO signal is a clear reticulated wave Check U1 U2 and peripheral...

Page 16: ...nts Check whether there is voltage variance on pin 22 of U1 check if bad solder exist on U1 and peripheral components Replace the bad spare parts Check whether pin 1 to pin38 of U1 and peripheral components are badly soldered defected Check Q4 Q5 Q6 whether in good condition Yes Yes Yes Go Correct connection Change U2 or the loader No No Yes Check laser voltage 2V output on Collector of Q7 if pin ...

Page 17: ...e power supply voltages 12V and 12V to the operation amplifying L7 andR19 are normal Check whether the muting transistors Q12 Q15 are normal Checking the U1 leads the feet has no to break to open Correct connection Check whether the U7 or U1 power supply normal No Yes Yes Check U1 U7 Replace U1 U7 No Trouble shooting chart No ...

Page 18: ...power supply voltages on the decoder board are normal Check Y1 R19 C32 and C33 Check other of power supply electric circuit Correct the connection Check whether the video filter network circuit is normal Yes Yes No No No Check whether the 27MHz output signal is normal Change U1 Yes Trouble shooting chart ...

Page 19: ...an oscilloscope to check if there is output waveform from the first pin IR of the remote censor after pressing button on the remote control REM1 PIN 3 RC waveform Check if there is IR signal on pin 106 of U12 Check if the power supply voltage to the remote censor is normal Go No No No Yes Yes Yes Correct connection Yes Change U1 IR waveform Trouble shooting chart ...

Page 20: ...Check if there is 115MHz signal output on L7 Check the loaded circuit Crystal oscillator Y1 and peripheral components are defected or eroded Check whether short circuit or bad solder on U3 U6 No No No No Yes Yes Yes Yes Yes Reconnect the component in short circuit Check U4 27M waveform SDRAM L7 SDCLK waveform Check whether all the voltages from the power board to the decoder board are normal CVBS ...

Page 21: ...s pin 92 94 95 arrive the CN5 connect condition Correct connection Replace U301 or LED Yes Yes Yes Check VCC 5v voltage on the power and front board Check there are CS DATA and CLK signals on CON301 on the front board 1 Check whether bad solder exists on U301 and pins of LED 2 Check whether the circuit connected to K302 K303 K304 and K301 is broken 3 Check whether R300 R301 and R302 are open circu...

Page 22: ...RF_D SWITCH BOARD OUTSW TCL TDM 1 KHM313 RF_E CLK CD DVD DV33 IR EEPROM VCC RFA5V VR_DVD 1 LED DRIVE ET6202 12V MTK1389D LED Display GND GND KARAOKE A D CS5340 7 SL RF_A RF_B MD C GND 5 MOTOR DRIVER AM5888S 5V CS LOAD 4 RF_C NC C GND 1 5V 1 KARAOKE AMP Key matrix 1 TACT NC C GND 12V SL 7 2 1 AC IN LED 5V 1 SP FACT CN1 CN9 CN5 J1 CN2 CN3 CON301 CON302 CN601 CON2 CN301 CON1 U1 U3 U4 U2 U6 U11 U301 R...

Page 23: ...0 100P R315 100 ohm C301 100P C302 100P U301 ET6202 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 OSC DI O CLK STB KEY1 KEY2 VDD SEG1 KS1 SEG2 KS2 SEG3 KS3 SEG4 KS4 SEG5 KS5 SEG6 KS6 SEG7 KS7 GND GRID1 GRID2 GND GRID3 GRID4 GND VDD SEG14 GRID5 SEG13 GRID6 SEG12 GRID7 SEG10 KS10 SEG9 KS9 SEG8 KS8 CE300 47uF C315 47p CON302 CON2 2 0 1 2 C314 47p CE301 47uF R307 10K R308 ...

Page 24: ..._DP USB_DP USB_DN VCC 12V MIC_OUT MIC 12V 12VA VCC VCC CE201 22uF C204 100p R206 3 9K C208 1uF 0805 C207 1uF 0805 G1 C206 47p R203 8 2K CN601 USB1 1 1 2 3 4 5 6 7 8 R207 6 8K MIC200 2 3 1 2 3 1 C200 0 1u D200 1N4148 C203 1000p L200 FB500R R204 4 7K R210 150 U200B NJM4558 5 6 7 8 4 R201 2 2K C201 0 1u C205 47p RP200 10K 1 3 2 4 5 CE200 22uF R209 680 USB 3 4 5 1 2 6 VCC DATA DATA GND GND GND U200A N...

Page 25: ...6 3 6 3 Front Board Print Layout Bottom Side for DVP3124 55 Switch Board Print Layout Bottom Side for DVP3124 55 ...

Page 26: ... 47uF 25V C1 22uF 400V D3 1N4007 C11 0 1uF 50V R3 1 4W120K C5 152 1KV C6 47uF 25V R12 1 6W33 R5 1 6W5 6K 1 U2 PC123X92 1 2 4 3 F1 T2AL 250ac C2 22uF 400V D6 IN4148 R10 1 6W100 D5 IN4148 C14 NU U3 TL431 2 1 3 C10 0 1uF 50V U1 TNY276 8 1 5 6 4 7 3 2 S EN UV S S Drain S NC BP M RV1 10K471 R11 1 6W22 D7 FR102 D8 IN4007 R7 1 6W5 1k 1 L6 C9 10uF 50V T1 EEL22 8 11 6 4 7 3 1 9 5 2 12 10 R9 1 6W10k D2 1N40...

Page 27: ...6 5 6 5 Power Board Print Layout Bottom Side for DVP3124 55 ...

Page 28: ...C C C B B D B B B B B B B B B B 2 2 2 3 3 3 4 3 1 1 1 2 3 3 3 2 2 3 3 3 3 3 3 3 4 4 4 4 4 4 4 4 1 2 2 3 3 3 3 3 3 3 3 2 3 3 3 3 3 4 4 4 4 4 LED5V M5V LED PCON VCC_AUDIO 12V P12V GND AGND VGND MGND RFGND RFA5V PCON APLLVDD3 DV33 ADACVDD3 DACVDD3 RFVDD3 FLASH_VCC PLLVDD3 RFGND RFGND DV33 LDO_AV33 SD33 RFGND DV33 VCC_AUDIO M5V 12V DV33 12V 12VA 12VA LED5V GND VGND RFA5V R8 NC C8 0 1U R14 100 0805 L2 ...

Page 29: ...R48 4 7 TP14 TP15 L15 100 0603 L7 100 0603 R18 10K nc C62 0 015uF TP5 TP4 R61 10k C71 0 1uF C41 0 1uF R47 10K TP8 R24 15K C74 1uF TP3 R72 5 1k 1 TP11 URST R43 0 C37 0 1uF R41 R C59 330p Q10 SS8550D b e c C65 100p C25 390p C70 47p R66 33 C67 47p C81 0 1uF TP1 C79 0 1uF Q7 9012 CE11 47uF 16v C38 0 033uF CE17 100uF 16v TP7 C53 10p L9 10uH C46 1uF Q9 SS8550D C32 22p L8 500 C45 1uF C66 100p R42 R C44 0...

Page 30: ... 44 30 32 14 36 39 41 43 45 37 27 11 9 34 46 6 4 5 3 2 1 48 17 12 A0 A1 A2 A3 A4 A5 A6 A7 A8 A20 OE BYTE A18 D0 D1 D2 D3 A9 CE D4 D5 D6 D7 D8 D9 WP ACC D11 D12 D13 D14 D15 VCC GND1 WE A19 D10 GND2 A10 A12 A11 A13 A14 A15 A16 A17 RESET R87 10K C84 47pF NC C95 0 01uF R81 33 R77 0 R79 33 CN6 VIDEO OUT 1 2 3 4 5 6 R84 680 C91 47pF C88 0 1uF C85 47pF C87 47pF C96 0 1uF R80 33 C86 47pF NC C97 1000P R83 ...

Page 31: ...A DV33 AL AR MUTE ABCK ALRCK SDO MIC RESET ASPDIF ACLK DV33 12VA 12VA 12VA 12VA R96 100K R155 NC D13 1N4148 R92 10K L20 500 C131 100p C105 1000P R107 3 3K R90 30K CN8 AUDIO OUT 1 2 3 4 5 C103 180p R110 10K R112 100K C132 100p C102 1000P C134 0 1uF C101 2700P R148 100K Q15 9014 SOT 23 CE24 10uF 16v U7A NJM4558 OPA 3 2 1 8 4 U11 CS5340 2 3 5 4 13 14 6 7 8 9 11 12 10 1 15 16 MCLK VL GND SDOUT VA REF ...

Page 32: ...6 12 6 12 Main Board Print Layout Top Side for DVP3124 55 6 10 6 10 ...

Page 33: ...6 13 6 13 Main Board Print Layout Bottom Side for DVP3124 55 6 11 6 11 ...

Page 34: ...1 DVP3124 55 Mechanical Exploded View Remark It s a general Mechanical Exploded View for DVP3124 55 Detailed information please refer to Model set Ass y1 is the assembled component for location 1 3 4 5 24 ...

Page 35: ... BAT54S SOP 23 1 D32 996510009859 SCHOTTKY DIODES BAT54S SOP 23 1 D33 996510009859 SCHOTTKY DIODES BAT54S SOP 23 1 L10 996500014082 COIL CHOKE 10UH 10 1 L9 996500014082 COIL CHOKE 10UH 10 1 Q10 996510009671 TRANSISTOR 1 Q11 996510009670 TRANSISTOR SMT 3CG9012M 1 Q12 996510009669 SMD TRANSISTOR MMBT3904LT1 NPN 1 Q13 996510009670 TRANSISTOR SMT 3CG9012M 1 Q14 996510009670 TRANSISTOR SMT 3CG9012M 1 Q...

Page 36: ...REVISION LIST Version 1 0 Initial release 8 1 ...

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