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Philips DVP3850K/55 Service Manual
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Philips DVP3850K/55 Service Manual

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DVD Player
Service
Service Manual
Specification............................................................................1-2
Safety Instruction,Warning & Notes........................................1-3
Mechanical and Dismantling Instruction..................................2-1
Software Upgrades..................................................................3-1
Trouble Shooting ....................................................................4-1
Wiring Diagram........................................................................5-1
Electrical Diagram and Print-layout.........................................6-1
Mechanical Exploded View.....................................................7-1
Revision List............................................................................8-1
This service manual is for DVP3850K
second generation model, which is different from the
first generation DVP3850K model.
For second generation model, the serial number begins
with KX 2Axxxxxxxxxx
©
Copyright 2011 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.
Published by LLL - 1149 BU AVM Printed in The Netherlands Subject to modification
Version 1.4
Second Generation

TABLE OF CONTENTS

DVP3850K(X)
DVP3850K/55
DVP3850K/98
DVP3850K/93/96
DVP3850K/61
DVP3850KX/77
Page
CLASS 1
LASER PRODUCT
GB
3141 785 36964
PHILIPS

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Summary of Contents for Philips DVP3850K/55

  • Page 1: Table Of Contents

    For second generation model, the serial number begins with KX 2Axxxxxxxxxx © Copyright 2011 Philips Consumer Electronics B.V. Eindhoven, The Netherlands All rights reserved. No part of this publication may be reproduced, stored in aretrieval system or CLASS 1 transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise LASER PRODUCT without the prior permission of Philips.
  • Page 2 Specifications For DVP3850K/55 Note • Specifications are subject to change without notice DVD region code Countries Russia Playable media • Disc • DVD, DVD-Video, VCD, SVCD, Audio CD • DVD+R/+RW, DVD-R/-RW, DVD+R/-R DL (Dual Layer), CD-R/-RW (Maximum number of files: 648) •...
  • Page 3 Audio • 2-channel analog output • Audio Front L&R : 2 Vrms (47k O h m ) • Digital output: 0.5 Vp-p (75 ohm) • Coaxial • Sampling frequency: • MP3: 8 kHz, 11 kHz, 12 kHz, 16 kHz, 22 kHz, 24 kHz, 32 kHz, 44.1 kHz, 48 kHz •...

  • Page 4: Specification

    Specifications For DVP3850K/98 Note • DVD region code Countries Playable media • Disc • • • File • Video: .avi, .divx, .mp4, .xvid • Audio: .mp3, .wma • Picture: .jpg, .jpeg • USB storage device • • Class support: MSC (Mass Storage Class) •...
  • Page 5 Audio/Video Cables AC power cord...
  • Page 6 Specifications For DVP3850K/93 Note • DVD region code Countries Playable media • Disc • • • File • Video: .avi, .divx, .mp4, .xvid • Audio: .mp3, .wma • Picture: .jpg, .jpeg • USB storage device • • Class support: MSC (Mass Storage Class) •...
  • Page 7 Audio • 2-channel analog output • Audio Front L&R : 2 Vrms ( 22 k ohm) • Digital output: 0.5 Vp-p (75 ohm) • Coaxial • Sampling frequency: • MP3: 8 kHz, 11 kHz, 12 kHz, 16 kHz, 22 kHz, 24 kHz, 32 kHz, 44.1 kHz, 48 kHz •...
  • Page 8 Specifications For DVP3850K/96 Note • DVD region code Countries Playable media • Disc • • • File • Video: .avi, .divx, .mp4, .xvid • Audio: .mp3, .wma • Picture: .jpg, .jpeg • USB storage device • • Class support: MSC (Mass Storage Class) •...
  • Page 9 Audio/Video Cables...
  • Page 10 1-10 for DVP3850K/61 Specificatiions Note • Specifications are subject to change without notice DVD region code Countries Asia Pacific, Taiwan, Korea Playable media • Disc • DVD, DVD-Video, VCD, SVCD, Audio CD • DVD+R/+RW, DVD-R/-RW, DVD+R/-R DL (Dual Layer), CD-R/-RW (Maximum number of files: 648) •...
  • Page 11 1-11 Audio • 2-channel analog output • Audio Front L&R : 2 Vrms (47k Ohm) • Digital output: 0.5 Vp-p (75 Ohm) • Coaxial • Sampling frequency: • MP3: 8 kHz, 11 kHz, 12 kHz, 16 kHz, 22 kHz, 24 kHz, 32 kHz, 44.1 kHz, 48 kHz •...

  • Page 12: Safety Instruction,Warning & Notes

    1-12 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 .
  • Page 13 1-13 Warning 1.General 2. Laser . All ICs and many other semiconductors are susceptible to . The use of optical instruments with this product, will electrostatic discharges (ESD). Careless handing during increase eye hazard. repair can reduce life drastically. Make sure that, during .
  • Page 14 1-14 Solder Joint...
  • Page 15 - 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...
  • Page 16 1-16 LOCATION OF PCB BOARDS： MAIN BOARD POWER BOARD LOADER USB+OK BOARD FRONT BOARD VERSION VARIATIONS Type/Versions DVP3850 DVP3820 K/55 KX/77 KG/78 K/93 K/96 K/98 KX/78 Board in used Main Board Front Control Board Power Board Karaoke+USB Board *C:Component Level Repair *M:Module Level Repair *X:Used...

  • Page 17: Mechanical And Dismantling Instruction

    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 DVP3850K/98. Figure 1 Step2: If it is necessary to dismantle Loader or Front Panel, the Front door should be removed first.

  • Page 18: Mechanical And Dismantling Instructions

    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 (XP82, XP7,XP476), need release 4 snaps of Front Panel &...
  • Page 19 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.

  • Page 20: Software Upgrades

    Software upgrade Preparation to upgrade software 1) Start the CD Burning software and create a new CD project (Data Disc) with the following setting: B. Read out the software versions to confirm upgrading Label: DVP3XXX (No need the label name) File Name: DVPXXXX_XX.BIN 1) Power on the set and press <Setup>...

  • Page 21: Trouble Shooting

    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 R12 is Less than 65mA for CD;...
  • Page 22 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 Check/Correct front board to XP80 on the connection decoder board is in good contact.
  • Page 23 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.

  • Page 24: 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 the current of R12 is Replace the Loader Less than 60mA for DVD and 65mA for CD. Check whether the components between of U1 ,and xp5 are Replace the defective parts...
  • Page 25 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 R12 Replace loader is Less than 60mA for DVD and 65mA for CD.
  • Page 26 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 XS301 and XP80 Fix power supply board top Check VCC(M5V) voltage a power supply for should on the power and front electric circuit...
  • Page 27 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 the muting resistance Replace R369,R375 R369,R375 are normal Check whether muting Replace Q361,Q362...
  • Page 28 Trouble shooting chart Abnormal color of video picture Abnormal color of video picture Check whether the 27MHz Check Y1, R79,R6 ,C26 and C27 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.
  • Page 29 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 R315、C315 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...
  • Page 30 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.

  • Page 31: Wiring Diagram

    WIRING DIAGRAM: 1389W 2CH+YUV MT1389W General GPIO List Name Features P441 COAX VR_CD VR_CD VR_DVD VR_DVD CVBS PAD_FG TRIN GPI36 LIMIT TROUT GPIOA UP1_6 VSCK AUDIO AMP&LPF UP1_7 VSDA POWER GPIO13 VSTB VIDEO LPF SUPPLY GPIO9 MS_D0 SD_D0 GPIO8 MS_BS SD_CMD GPIO7 MS_CLK...
  • Page 32 FRONT CONTROL BOARD CIRCUIT DIAGRAM: R316 R316 NC/33 NC/33 LED- R306 R306 XS301 XS301 R303 R303 R304 R304 R305 R305 8PIN/2.0mm/140mm 8PIN/2.0mm/140mm 4.7K 4.7K 4.7K 4.7K 4.7K 4.7K DV33 U301 U301 LED1 LED1 DRIVER_LED_ET6202 DRIVER_LED_ET6202 GRID[1:5] GRID5 GRID5 DATA DATA GRID1 GRID4 DATA...
  • Page 33 OK+USB BOARD CIRCUIT DIAGRAM: R210 R210 R202 R202 12VA 12VA CE200 CE200 C201 C201 CE201 CE201 R211 R211 0.1u 0.1u R203 R203 22uF 22uF 22uF 22uF C205 C205 100K 100K R205 R205 180K 180K P601 P601 KARAOKE INPUT KARAOKE INPUT C210 C210 R201...
  • Page 34 POWER SUPPLY BOARD CIRCUIT DIAGRAM: * CAUTION : THE PARTS MARKED WITH ARE IMPORTANT PARTS ON THE SAFETY. F501 F501 PLEASE USE THE PARTS HAVING THE DESIGNATED PARTS NUMBER WITHOUT FAIL. FUSE_2A250V/2W 10 Ohm FUSE_2A250V/2W 10 Ohm TR501 TR501 NTC 10 NTC 10 D501 D501...
  • Page 35 MAIN BOARD CIRCUIT DIAGRAM:power TO POWER BOARD R761 R761 Inor=150mA R751 R751 NC/0 NC/0 1.8/2W 1.8/2W Imax=800mA Istandby:8mA R762 R762 Q753 Q753 DV12V PNP_3CA8550D PNP_3CA8550D 10/1W 10/1W C753 C753 0.1uF/16V/Y5V 0.1uF/16V/Y5V 50mA R759 R759 C752 C752 0.1uF/25V/Y5V 0.1uF/25V/Y5V TP13 TP13 5PIN/2.5mm 5PIN/2.5mm R753...
  • Page 36 OFF-PAGE CONNECTION MAIN BOARD CIRCUIT DIAGRAM:flash&opu SERVO RF DeCAP. Crystal DV33 100K 100K DV12 CVBS_OUT DV33 ADACVDD CVBS_OUT RFV12-1 RFVDD3 DACVDD3 DACVDD3 XI XI XI XI 33pF/50V/NP0 33pF/50V/NP0 27MHz/30PPM 27MHz/30PPM 33pF/50V/NP0 33pF/50V/NP0 0.1uF/25V/Y5V 0.1uF/25V/Y5V 0.1uF/25V/Y5V 0.1uF/25V/Y5V 0.1uF/50V/Y5V 0.1uF/50V/Y5V VIDEO I/F RFV12-2 Put these circuits as closer 0.1uF/25V/Y5V...
  • Page 37 MAIN BOARD CIRCUIT DIAGRAM:audio RCA/4h RCA/4h CVBS_O COAXIAL R366 R366 P441 P441 C365 C365 100pF/50V/NP0 100pF/50V/NP0 0.1uF/25V/Y5V 0.1uF/25V/Y5V C452 C452 R364 R364 AS4558M AS4558M SPDIF R451 180 R451 180 COAXIAL CE363 CE363 U361A U361A R365 5.1K R365 5.1K R368 470 R368 470 C362 C362...
  • Page 38 MAIN BOARD CIRCUIT DIAGRAM:vedio V_CVBS CVBS_OUT 01UVIDEOO-101 V_G/Y V_B/U V_R/V CVBS_O CVBS_O VIDEO I/F P442 P442 V_R/V R/V_O 0/1.8uH/25mA 0/1.8uH/25mA COAXIAL R881 R881 R/V_O B/U_O 75/1% 75/1% G/Y_O COAXIAL COAXIAL CVBS_O AUDIO I/F RCA/7h RCA/7h RCA/VIDEO OUT RCA/VIDEO OUT V_G/Y G/Y_O 0/1.8uH/25mA 0/1.8uH/25mA...
  • Page 39 MAIN BOARD CIRCUIT DIAGARAM:USB TP14 TP14 AKIN1 R477 R477 1uF/16V/Y5V 1uF/16V/Y5V +12VA 3300pF/50V/X7R 3300pF/50V/X7R C478 C478 C479 C479 NC/0.1uF/50V/Y5V NC/0.1uF/50V/Y5V F221 F221 Q221 Q221 PTC/1.5A/6V PTC/1.5A/6V PNP_PBSS5320T PNP_PBSS5320T R221 R221 USB_CON R222 R222 XP10 XP10 USB_DP USB_DP USB_DM VCC_USB USB_DM USB_CON USB_CON USB_DM...
  • Page 40 FRONT CONTROL BOARD Print-layout(top side):...
  • Page 41 6-10 6-10 FRONT CONTROL BOARD Print-layout(bottom side):...
  • Page 42 6-11 6-11 OK+USB Print-layout(top side):...
  • Page 43 6-12 6-12 OK+USB Print-layout(bottom side):...
  • Page 44 6-13 6-13 POWER BOARD Print-layout(top side):...
  • Page 45 6-14 6-14 POWER BOARD Print-layout(bottom side):...
  • Page 46 6-15 6-15 MAIN BOARD Print-layout(top side):...
  • Page 47 6-16 6-16 MAIN BOARD Print-layout(bottom side):...

  • Page 48: Mechanical Exploded View

    Exploded view for DVP3850K(X)/55/98/61/77: This is general mechanical exploded view for DVP3850K/55.Please refer to the model set for the detailed information. ASSY includes components:1,2,4.
  • Page 49 Exploded view for DVP3850K/93/96 : This is general mechanical exploded view .Please refer to the model set for the detailed information. ASSY1 includes components :1,2,4...

  • Page 50: Revision List

    Revision List Version 1.0 Initial Release for DVP3850K/55. Version 1.1 *Add DVP3850K/98 Version 1.2 *Add DVP3850K/93/96 Version 1.3 *Add DVP3850K/61 Version 1.4 *Add DVP3850KX/77...

This manual is also suitable for:

Dvp3850kx/77Dvp3850k/93/96Dvp3850k/98Dvp3850k/61Dvp3850k series

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