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Philips DivX DVP3146K Service Manual Download Page 12

4-2

The power can not be on or off 

Go

Yes 

Yes 

No

No

The power can’t be 

on or off 

Yes 

Repair the power board

Check the power supply 

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 94 PCON of U1. 

Trouble shooting chart 

Summary of Contents for DivX DVP3146K

Page 1: ...VP3126 K DVP3146 K DVP3148K 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 Published by TCL ET 0735 ...

Page 2: ...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 70dB Distortion Noise 1kHz 65dB MPEG MP3 MPEG Audio L3 6 Channal analog ouput Audio Front L R Cinch White Red Audio Rear L R Cinch White R...

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 be remove the Front door assembly first Figure 2 Note Make sure to operate gently otherwise the guider would be damaged 2 1 Figure 1 Please kindly note that dismantle the front door assembly carefully to avoid damage tray and the front door assembly Figure 2...

Page 7: ...on 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 Push the guider until the tray out Make sure to operate gently to avoid damage happening Figure 3 2 2 Figure 4 CON 3 CON 1 CON 2 ...

Page 8: ... Instruction Step5 Dismantling Front Panel disconnect the 1 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 6 Snap 1 Figure 5 CON 4 2 3 Snap 2 Figure 7 ...

Page 9: ...ling 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 Figure 8 CON 5 Figure 8 ...

Page 10: ...gram Start Cancel Select Start to start upgrade 3 Press OK button to confirm then screen will display Firmware Upgrade Programming Please Wait Do not Switch the Player Off 4 The upgraded disc will automatically out when files coping complete then take out the disc 5 About 1 minute later the tray will automatically close when upgrading complete B Read out the software versions to confirm upgrading ...

Page 11: ...nals 2 If there are F F T and T signals output from U7 Check Replace the loader Yes Yes No Go Check whether laser voltage 2 3V for DVD 1 9V for CD on Collector of Q2 and Q3 Check the FFC connection between 24P and the loader 1 Whether voltage on pin 129 of U1 varies between 0 and 3 3V 3 3V for CD and 0V for DVD 2 Whether peripheral components are eroded or badly soldered Trouble shooting chart Mot...

Page 12: ...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 94 PCON of U1 Trouble shooting chart ...

Page 13: ...k whether U1 are eroded All output voltages on the power board is 0V or deviated Check whether there is 300V on C1 or C2 Check whether 100KHz oscillating signal on Pin6 of U1 Check if 5V 12V and 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 14: ...en 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 2 3V for DVD and 1 9V for CD on Collector of Q2 Q3 Check if there is RFO signal on pin10 of CN2 The normal RFO signal is a clear reticulated wave Check U1 U7 and peripheral components are e...

Page 15: ...components Check whether there is voltage variance on pin 182 of U1 check if bad solder exist on U1 and peripheral components Replace the bad spare parts Check whether pins of U1 and peripheral components are badly soldered defected Check Q2 whether in good condition Yes Yes Yes Go Correct connection Change U1 or the loader No No Yes Check laser voltage 2 3V output on Collector of Q2 if pin181 of ...

Page 16: ...he U1 s pin 131 132 133 arrive the CN5 connect condition Correct connection Replace U301 or LED Yes Yes Yes No 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 ar...

Page 17: ... Q43 Check whether the muting transistor R176 and R175 are normal Yes Check whether the muting transistor Q17 Q18 Q40 Q43 Q42 are normalˈ Checking the U1 leads the feet has no to break to open Correct connection No Yes Check the power supply voltages 12V to the operation amplifying Q27 and 12V are normal Replace U1 Trouble shooting chart ...

Page 18: ...r board are normal Check Y1 R13 C38 and C39 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 normal change U1 Yes No Trouble shooting chart Check if the video signals on Pin 147 149 151 152 154 of U1 are normal ...

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 REM301 PIN1 RC waveform Check if there is IR signal on pin 134 of U1 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: ... Crystal oscillator Y1 and peripheral components are defected or eroded No No No Yes Yes Yes 27Mhz waveform Check whether all the voltages from the power board to the decoder board are normal CVBS R21 point waveform Check if there is 135MHz signal output on R2 Check whether short circuit or bad solder on U2 U4 SDRAM R2 PCLK waveform Check U1 No No Reconnect the component in Yes Yes Check if short ...

Page 21: ...CD DVD DV33 IR EEPROM VCC RFA5V VR_DVD 1 LED DRIVE ET6202 12V ZR36966D ZR36962 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 CN3 CN4 CN2 CON301 CON302 CN601 CON2 CN301 CON1 U1 U4 U5 U7 U2 U13 U301 REM301 LED1 SL SR CEN LFE COAX L R CN7 AUD...

Page 22: ...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 10K R303 4K7...

Page 23: ...B_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 NJM4558 3 2 1 ...

Page 24: ...6 3 6 3 Front Board Print Layout Bottom Side for DVP3126 K XX DVP3146 K XX DVP3148K XX Switch Board Print Layout Bottom Side for DVP3126 K XX DVP3146 K XX DVP3148K XX ...

Page 25: ...Front Board Print Layout Bottom Side for DVP3146K 98 DVP3148K 51 Switch Board Print Layout Bottom Side for DVP3146K 98 DVP3148K 51 6 4 6 4 ...

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 1N400...

Page 27: ...6 6 6 6 Power Board Print Layout Bottom Side for DVP3126 K XX ...

Page 28: ...10 D2 1N4007 R2 300K 1 4W C4 47uF 25V D3 1N4007 D6 1N4148 U3 TL431 2 1 3 D9 1N4007 D4 1N4007 C8 470uF 16V CON1 AC INPUT 1 2 R8 2 2k C6 47uF 25V R1 56k 1 4W C12 102 50V NU U2 PC123X92 1 2 4 3 RV1 10K471 R10 220 C3 10uF 50V NU R12 22 NU D8 1N4007 R7 11 3k 1 C9 10uF 50V R3 300K 1 4W D5 FR102 NU L2 6 8uH C2 22uF 250V C11 0 1uF C1 22uF 250V F1 T2AL 250ac FB1 2 2uH D7 1N4148 L1 750uH T1 8 11 1 7 3 5 9 2...

Page 29: ...6 8 6 8 Power Board Print Layout Bottom Side for DVP3146 K XX DVP3148K XX ...

Page 30: ... VPP WP A19 A18 A17 A7 A6 A5 A4 A3 A2 A1 A16 VCCQ GND DQ15 DQ7 DQ14 DQ6 DQ13 DQ5 DQ12 DQ4 VCC DQ11 DQ3 DQ10 DQ2 DQ9 DQ1 DQ8 DQ0 OE GND CE A0 EC20 NM 470uF 6 3V R238 4 7R C7 10nF R35 10K EC4 100uF 16V R5 22K R9 100R C37 10pF NM C31 1000pF CN10 HYPER_TERMINAL I F 1 2 3 4 C19 10nF C26 10nF C44 NM 0 1uF C194 33pF R223 NM 0R C201 0 1uF R33 330R C38 22pF C25 100nF C202 1000pF C24 10nF C4 10nF R56 4 7R R...

Page 31: ..._S DRVSB SLED_S CD_DVD MD_DVD MD_CD TR_B2 REGO1 TR_B1 FOCUS_S REGO2 SLED_S DRVSB REGO1 REGO2 TR_B1 TR_B2 OPEN CLOSE SPDL_S TRACK_S DSPVCC33 RFA5V DSPVCC33 DSPVCC33 DSPVCC33 RFA5V DSPVCC33 M5V M5V DSPVCC18 DSPVCC33 GND GND M5V DSPVCC18 DSPVCC33 SERVO33 CN2 SF HD6B 0 5mm 24P TOP 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 25 26 27 28 F F T T C D CD DVD RF A B F GND PD VC VCC E NC ...

Page 32: ...5V 12V 12V 12VA DSPVCC33 DSPVCC33 DSPVCC33 DSPVCC33 D5V DSPVCC33 12VA 12VA D5V 12VA 12VA C97 33pF EC32 NM 10uF 16V R151 120K 1 R397 120K 1 R134 4 7K 1 Q22 NM BT3094 Q43 BT3904 R398 120K 1 C227 100pF R124 220R R332 120K 1 R326 5 6K R311 4 7K 1 CN11 AUDIO OUT 1 2 3 4 5 6 R171 5 6k NM R155 120K 1 C91 200pF EC30 NM 10uF 16V Q31 BT3904 R157 120K 1 U15B NJM4558 OPA 5 6 7 8 4 Q20 NM BT3904 R153 120K 1 C2...

Page 33: ...Y_OUT V_OUT Y_OUT U_OUT FPC_DOUT FPC_STB FPC_CLK LED PCON RCA_CVBS_OUT RCA_CVBS_OUT C_B_U CVBS_C Y_R_V CVBS_G_Y LED PCON FPC_CLK STBY_KEY IRRCV FPC_STB FPC_DOUT LED PCON DSPVCC33 RFA5V 12V M5V 12V DSPVCC33 DSPVCC33 DSPVCC33 D5V DSPVCC33 DSPVCC33 DSPVCC33 DSPVCC33 1 7 CN1 CON7 2 5mm 1 2 3 4 5 6 7 C180 100pF C112 10pF R233 470R L3 1uH R204 10K C105 150pF R232 22K D10 LL4148 R338 0R D9 LL4148 C111 10...

Page 34: ...6 13 6 13 Main Board Print Layout Top Side for DVP3126 K XX DVP3146 K XX DVP3148K XX ...

Page 35: ...6 14 6 14 Main Board Print Layout Bottom Side for DVP3126 K XX DVP3146 K XX DVP3148K XX ...

Page 36: ... 22 23 24 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 A15 A14 A13 A12 A11 A10 A9 A8 NC A20 WE RP VPP WP A19 A18 A17 A7 A6 A5 A4 A3 A2 A1 A16 VCCQ GND DQ15 DQ7 DQ14 DQ6 DQ13 DQ5 DQ12 DQ4 VCC DQ11 DQ3 DQ10 DQ2 DQ9 DQ1 DQ8 DQ0 OE GND CE A0 C39 22pF C11 10nF EC20 NM 470uF 6 3V C23 10nF C32 1000pF R238 4 7R R38 2K R7 15 4K 1 C7 10nF R225 0R NM FB1 500Z R35 10K FB30 500Z JP2 ...

Page 37: ...D_CD VC FOCUS_S DRVSB SLED_S CD_DVD MD_DVD MD_CD TR_B2 REGO1 TR_B1 FOCUS_S REGO2 SLED_S DRVSB REGO1 REGO2 TR_B1 TR_B2 OPEN CLOSE SPDL_S TRACK_S DSPVCC33 RFA5V DSPVCC33 DSPVCC33 DSPVCC33 RFA5V DSPVCC33 M5V M5V DSPVCC18 DSPVCC33 GND GND M5V DSPVCC18 DSPVCC33 SERVO33 Q2 9012 R70 1 20k C54 1000pF C52 NM 1uF C64 NM 1nF L2 10uH C67 0 1uF R76 1R CN2 SF HD6B 0 5mm 24P TOP 24 23 22 21 20 19 18 17 16 15 14 ...

Page 38: ...AC_RST MUTE_CTL AMCLK ABCLK ALRCLK S PDIF_OUT APWM_L APWM_R APWM_R APWM_L APWM_SL APWM_SR APWM_LFE APWM_SL APWM_SR APWM_LFE APWM_CEN APWM_CEN M5V 12V 12V 12VA DSPVCC33 DSPVCC33 DSPVCC33 DSPVCC33 D5V DSPVCC33 12VA M5V D5V 12VA 12VA C97 150pF EC32 NM 10uF 16V R320 43K Q22 NM BT3094 Q43 BT3904 R330 43K C227 100pF R124 220R R332 47K R326 NM CN11 AUDIO OUT 1 2 3 4 5 6 C91 1500pF R171 NM R324 47k R311 4...

Page 39: ...V P12V LED5V Y_OUT V_OUT Y_OUT U_OUT FPC_DOUT FPC_STB FPC_CLK LED PCON RCA_CVBS_OUT RCA_CVBS_OUT C_B_U CVBS_C Y_R_V CVBS_G_Y LED PCON FPC_CLK STBY_KEY IRRCV FPC_STB FPC_DOUT LED PCON DSPVCC33 RFA5V 12V M5V 12V DSPVCC33 DSPVCC33 DSPVCC33 D5V DSPVCC33 DSPVCC33 DSPVCC33 DSPVCC33 D13 LL4148 EC44 220uF 16V FB26 500Z 0805 R214 22k CN5 CON9 1 2 3 4 5 6 7 8 9 10 R209 NM C109 10pF C108 150pF R205 2K 1 7 CN...

Page 40: ...6 19 6 19 Main Board Print Layout Top Side for DVP3146K 93 ...

Page 41: ...6 20 6 20 Main Board Print Layout Bottom Side for DVP3146K 93 ...

Page 42: ...X DVP3146 XX Mechanical Exploded View Remark It s a general Mechanical Exploded View for DVP3126 XX DVP3146 XX Detailed information please refer to Model set Ass y1 is the assembled component for location 1 3 4 5 25 ...

Page 43: ...ard for DVP3126 94 DVP3126x 94 Ass y Main Board for DVP3126 98 96 51 Ass y Main Board for DVP3146 94 DVP3146x 94 Pad 4 ESD Pad 1 Ass y Front Board DVP3126 94 DVP3126x 94 ENCASING ACCESSORIES PARTS LIST Q ty 1 1 1 1 1 1 1 1 1 1 1 1 1 No 7 10 12 13 15 18 20 23 12NC No Part Name S T Screw B2 6X8 BF Machine Screw Triangle M C Screw 3 6 Triangle M C Screw B3 6 S T Screw B 3 X 8 BF Triangle M C Screw B3...

Page 44: ... DVP3148K XX Mechanical Exploded View Remark It s a general Mechanical Exploded View for DVP3126K XX DVP3146K XX DVP3148K XX Detailed information please refer to Model set Ass y1 is the assembled component for location 1 3 4 5 27 ...

Page 45: ... Cord for DVP3126K 56 51 DVP3148K 51 DBOX COLOUR BOX for DVP3126K 51 DVP3146K 51 DBOX COLOUR BOX for DVP3146K 51 996510002223 Power Cord for DVP3126 K 96 DVP3146K 96 DBOX COLOUR BOX for DVP3146K 98 996510001537 Power Cord for DVP3146K 98 DVP3126K 98 IFU 996510005756 OPERATION MANUAL for DVP3126K 61 2 16 996510005742 Rear Cabinet for DVP3126K 61 1 FUSE 996510001780 FUSE 2A 250V 5X20MM 1 99651000289...

Page 46: ...pdate Service manual to include 3126 51 3126k 51 Correction of Partcode to Philips 12nc Version 1 2 Include DVP3126X 94 and DVP3146X 94 models Remark This Service manual only for Philips Service repairment Please Don t transmitt or forward it to others 8 1 ...

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