Philips DVP3350V Service Manual Download Page 1

Page: 1 / 126

VCR+DVD PLAYER

SECTION 1 SUMMARY

1-1

PRODUCT SAFETY SERVICING GUIDELINES FOR
VCR+DVD PRODUCTS

1-3

SERVICING PRECAUTIONS

1-4

INFORMATION ABOUT LEAD-FREE SOLDERING

1-5

SERVICE INFORMATION FOR EEPROM IC SETTING(VCR)

1-6

SERVICE INFORMATION FOR EEPROM (DVD)

1-7

SPECIFICATIONS

1-8

SECTION 2 CABINET & MAIN CHASSIS

2-1

1. CABINET AND MAIN FRAME SECTION

2-2

2. DECK MECHANISM SECTION [ DVD MD (DP-10C) ]

2-3

3. DECK MECHANISM SECTION [ VCR DECK D37(N) ]

2-4

1) FRONT LOADING MECHANISM SECTION

2-4

2) MOVING MECHANISM SECTION (1)

2-5

3) MOVING MECHANISM SECTION (2)

2-6

4. PACKING ACCESSORY SECTION

2-7

SECTION 3 ELECTRICAL

3-1

VCR PART

VCR ELECTRICAL ADJUSTMENT PROCEDURES

3-2

1. SERVO ADJUSTMENT

3-2

VCR ELECTRICAL TROUBLESHOOTING GUIDE

3-3

1. POWER(SMPS) CIRCUIT

3-3

2. SYSTEM/KEY CIRCUIT

3-6

3. SERVO CIRCUIT

3-7

4. Y/C CIRCUIT

3-10

5. HI-FI CIRCUIT

3-14

6. TUNER/IF CIRCUIT

3-17

BLOCK DIAGRAMS

3-19

1. POWER(SMPS) BLOCK DIAGRAM

3-19

2. SYSTEM BLOCK DIAGRAM

3-21

3. AVCP BLOCK DIAGRAM

3-23

4. HI-FI BLOCK DIAGRAM

3-25

5. TUNER BLOCK DIAGRAM

3-27

CIRCUIT DIAGRAMS

3-29

1. POWER(SMPS) CIRCUIT DIAGRAM

3-29

2. SYSTEM CIRCUIT DIAGRAM

3-31

3. AVCP CIRCUIT DIAGRAM

3-33

4. HI-FI CIRCUIT DIAGRAM

3-35

5. TUNER CIRCUIT DIAGRAM

3-37

WAVEFORMS

3-39

CIRCUIT VOLTAGE CHART

3-41

IC BLOCK DIAGRAMS

3-47

PRINTED CIRCUIT BOARD DIAGRAMS

3-51

1. MAIN P.C.BOARD (TOP SIDE)

3-51

2. MAIN P.C.BOARD (BOTTOM SIDE)

3-53

3. POWER P.C.BOARD

3-55

4. KEY P.C.BOARD

3-57

DVD PART

DVD ELECTRICAL TROUBLESHOOTING GUIDE

3-59

1. POWER CHECK FLOW

3-59

2. SYSTEM OPERATION FLOW

3-60

3. TEST & DEBUG FLOW

3-61

DETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGGING

3-67

1. SYSTEM 27MHZ CLOCK, RESET SIGNAL

3-67

2. SDRAM CLOCK

3-68

3. TRAY OPEN/CLOSE SIGNAL

3-68

4. SLED CONTROL RELATED SIGNAL (NO DISC CONDITION)

3-70

5. LENS CONTROL RELATED SIGNAL (NO DISC CONDITION)

3-70

6. LASER POWER CONTROL RELATED SIGNAL

(NO DISC CONDITION)

3-71

7. FOCUS ON WAVEFORM

3-71

8. SPINDLE CONTROL WAVEFORM (NO DISC CONDITION)

3-72

9. TRACKING CONTROL RELATED SIGNAL

(SYSTEM CHECKING)

3-73

10. RF WAVEFORM

3-74

11. ZR36966 AUDIO OPTICAL AND COAXIAL OUTPUT (SPDIF)

3-74

12. ZR36966 VIDEO OUTPUT WAVEFORM

3-75

13. AUDIO OUTPUT FROM AUDIO PREAMP

3-76

BLOCK DIAGRAMS

3-77

1. SYSTEM BLOCK DIAGRAM

3-77

2. SERVO BLOCK DIAGRAM

3-78

3. AUDIO & VIDEO IN/OUT BLOCK DIAGRAM

3-79

CIRCUIT DIAGRAMS

3-81

1. MPEG CIRCUIT DIAGRAM

3-81

2. SERVO CIRCUIT DIAGRAM

3-83

3. JACK CIRCUIT DIAGRAM

3-85

IC BLOCK DIAGRAMS

3-87

SECTION 4 MECHANISM (D-37) OF VCR PART

4-1

SECTION 5 MECHANISM (DP-10C) OF DVD PART

5-1

Published by LG-KC 0511 AV System

Printed in the Netherlands

Subject to modification

GB 3139 785 30780

This Service Manual is for DVP3350v First Generation models,
For First Generation Service models, The serial number begins with DE1Axxxxxxxxxx

Service Manual

Service

DVP3350V

DVP3350V/01/02/05/19

Summary of Contents for DVP3350V

Page 1: ... 51 1 MAIN P C BOARD TOP SIDE 3 51 2 MAIN P C BOARD BOTTOM SIDE 3 53 3 POWER P C BOARD 3 55 4 KEY P C BOARD 3 57 DVD PART DVD ELECTRICAL TROUBLESHOOTING GUIDE 3 59 1 POWER CHECK FLOW 3 59 2 SYSTEM OPERATION FLOW 3 60 3 TEST DEBUG FLOW 3 61 DETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGGING 3 67 1 SYSTEM 27MHZ CLOCK RESET SIGNAL 3 67 2 SDRAM CLOCK 3 68 3 TRAY OPEN CLOSE SIGNAL 3 68 4 SLED CONTROL R...

Page 2: ...CONTENTS SECTION 1 SUMMARY SECTION 2 CABINET MAIN CHASSIS SECTION 3 ELECTRICAL SECTION 4 MECHANISM OF VCR PART SECTION 5 MECHANISM OF DVD PART SECTION 6 REPLACEMENT PARTS LIST ...

Page 3: ...UCTS 1 3 SERVICING PRECAUTIONS 1 4 General Servicing Precautions Insulation Checking Prodedure Electrostatically Sensitive Devices INFORMATION ABOUT LEAD FREE SOLDERING 1 5 SERVICE INFORMATION FOR EEPROM IC SETTING VCR 1 6 SERVICE INFORMATION FOR EEPROM DVD 1 7 SPECIFICATIONS 1 8 ...

Page 4: ...YS WHEN THE HIGH VOLTAGE IS AT THE FACTORY SPECIFIED LEVEL THE PROPER VALUE IS GIVEN IN THE APPLICABLE SCHEMATIC OPERA TION AT HIGHER VOLTAGES MAY CAUSE A FAILURE OF THE PIC TURE TUBE OR HIGH VOLTAGE SUPPLY AND UNDER CERTAIN CIR CUMSTANCES MAY PRODUCE RADIATION IN EXCESS OF DESIR ABLE LEVELS 2 ONLY FACTORY SPECIFIED C R T ANODE CONNECTORS MUST BE USED DEGAUSSING SHIELDS ALSO SERVE AS X RAY SHIELD ...

Page 5: ...ng Metal pan els Input terminals Earphone jacks etc Electrostatically Sensitive ES Devices Some semiconductor solid state devices can be damaged easily by static electricity Such components commonly are called Electrostatically Sensitive ES Devices Examples of typical ES devices are integrated circuits and some field effect transistors and semiconductor chip components The following techniques sho...

Page 6: ...se drastically and flux fluid will be destroyed To avoid wear out of tips switch off un used equipment or reduce heat 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 or does not know whether product is lead free clean carefully the solder joint from old solder a...

Page 7: ...ey of a remote control Setup upon BOM depending on OPT0 OPT5 model Since an initial remote control is set to LG for LG model appropriately set optiona data using the cursor Up Down key 2 EEPROM WRITED AND EEPROM INITIAL Writes data on EEPROM by using REMOCON OK FRONT PLAY KEY FOR MORE THAN 5 SECONDS 3 PG ADJUST 1 Payback the SP standard tape 2 Press the OK key on the Remote controller and the PLAY...

Page 8: ... VCR option and use DVD option B F as VCR option only DVD exist PAL model has another separate VCR option Both VCR and DVD exist DETECT NEW EEPROM OPTION EDIT SCREEN MODEL DVP3350V 01 DVP3350V 02 DVP3350V 05 DVP3350V 19 NAME HEX HEX HEX HEX OPT 1 44 48 47 46 OPT 2 45 55 42 52 OPT 3 00 00 00 00 OPT 4 D3 D3 D3 D3 OPT 5 17 17 17 17 OPT 6 0F 0F 0F 0F OPT 7 F4 F4 F4 F4 OPT 8 00 00 00 00 OPT 9 00 00 00 ...

Page 9: ...dB ANALOG OUT connectors only Harmonic distortion Less than 0 008 Dynamic range More than 100 dB DVD More than 95 dB CD INPUTS VCR Audio 6 0dBm more than 10 kohms SCART 6 0dBm more than 47 kohms RCA Video 1 0 Vp p 75 ohms unbalanced SCART RCA OUTPUTS DVD VIDEO OUT 1 Vp p 75 ohms sync negative COMPONENT VIDEO OUT Y 1 0 V p p 75 Ω negative sync RCA jack x 1 Progressive Scan Pb Pr 0 7 V p p 75 Ω RCA ...

Page 10: ... 2 1 Cabinet and Main Frame Section 2 2 2 Deck Mechanism Section DVD MD DP 10C 2 3 3 DECK Mechanism Section VCR DECK D37 N 2 4 1 Front Loading Mechanism Section 2 4 2 Moving Mechanism Section 1 2 5 3 Moving Mechanism Section 2 2 6 4 Packing Accessory Section 2 7 ...

Page 11: ...2 452 452 261 465 272 273 463 463 463 463 469 274 300 250 471 469 469 288 323 324 322 470 457 286 CN501 NOTES THE EXCLAMATION POINT WITHIN AN EQUILATERAL TRIANGLE IS INTENDED TO ALERT THE SERVICE PERSONNEL TO THE PRESENCE OF IMPORTANT SAFETY INFORMATION IN SERVICE LITERATURE OPTIONAL PART 283 280 A 5 4 3 2 1 B C D ...

Page 12: ...2 3 2 DECK MECHANISM SECTION DVD MD DP 10C 015A 012A 012A 015B A26 A02 439 018 013 017 014 001 002 003 A01 020 435 015 019 012 432 030 024 025 036 A03 430 021 439 431 435 010 012 026 440 016 ...

Page 13: ...2 4 3 DECK MECHANISM SECTION VCR DECK D37 N 1 FRONT LOADING MECHANISM SECTION 054A 100 A21 106 107 102 105 103 110 112 113 114 A23 109 032 A24 115 116 A22 054 ...

Page 14: ...2 5 3 DECK MECHANISM SECTION VCR DECK D37 N 2 MOVING MECHANISM SECTION 1 A01 008 006 004 013 409 016 003 022 012 011 017 031 079 032 024 406 405 028 021 031 007 A03 014 015 026 027 009 029 ...

Page 15: ...2 6 3 DECK MECHANISM SECTION VCR DECK D37 N 3 MOVING MECHANISM SECTION 2 052A 051 052 517 064 067 A11 066 068 A12 069 070 023 078 032 076 077 058 080 410 055 518 060 065 061 056 ...

Page 16: ...2 7 4 PACKING ACCESSORY SECTION BATTERY 808 BAG 804 PACKING CASING 803 806 INSTRUCTION ASSEMBLY RF CABLE 810 CABLE ASS Y RF 801 REMOTE CONTROLLER ASSEMBLY 900 BOX 802 PACKING CASING 803 ...

Page 17: ...P C BOARD 3 59 DVD PART ELECTRICAL TROUBLESHOOTING GUIDE 3 63 1 POWER OPERATION FLOW 3 63 2 SYSTEM TEST FLOW 3 64 3 TEST DEBUG FLOW 3 65 DETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGGING 3 71 1 SYSTEM 27MHZ CLOCK RESET FLASH R W SIGNAL 3 71 2 SDRAM CLOCK 3 72 3 TRAY OPEN CLOSE SIGNAL 3 72 4 SLED CONTROL RELATED SIGNAL NO DISC CONDITION 3 74 5 LENS CONTROL RELATED SIGNAL NO DISC CONDITION 3 74 6 L...

Page 18: ...stance time difference which is from the selected A B Head point of the H SW TP signal to the starting point of the vertical synchronized signal to 6 5H 0 5H 412μs 1H 63μs PG Adjustment Method a 1 Payback the SP standard tape b 2 Press the OK key on the Remote controller and the PLAY key on the Front Panel the same time for more than 5seconds then it goes in to Tracking initial mode c 3 Repeat the...

Page 19: ...UIT No 5 3VA Replace the FR101 Use the same ICW Is the FR101 Normal Is the R101 Normal Is the BD101 Normal NO NO NO NO NO NO NO NO NO Replace the BD101 Replace the R101 Is the D102 normal Replace the D125 Replace the IC103 YES YES YES YES YES YES YES Is Vcc 9V 18V sup plied to IC101 Pin2 Are the D125 normal Is there about 2 5V at the IC103 Pin1 Is the D123 normal Is the D124 Normal 1 No 5 3VA ...

Page 20: ... plied to Q165 Emittor Check or Replace the Q165 Is the Q162 Base H NO NO Check the PWR CTL H signal from μ com YES YES YES 2 No 5 0V_D No 5 0V_T Check or Replace the D125 Check the PWR CTL H signal from μ com Is the Vcc 5 3V sup plied to Q163 Emittor Is the Q162 Base H Check or Replace the Q163 NO NO YES YES YES 3 No 5 0V_T No 3 8V Check or Replace the D123 Is the D123 normal Power line of Main P...

Page 21: ...k or Replace the Cap Drum NO YES YES 6 No Motor_Vcc To Cap Drum Motor No REG 12V Is the Vcc 14V supplied to Q165 Collector YES Is the Vcc 14V sup plied to Q165 Base YES Check or Replace the Q165 YES 7 No REG 12V Check or Replace the D124 NO NO Check the PWR CTL H signal from μ com ...

Page 22: ...efer to SMPS 5 3VA troubleshooting Check the IC501 Pins 86 87 88 89 Do T UP Reel Pulses appear at the Q514 Base terminal Replace the T UP Reel Sensor RS501 Check the CST SW and the peripheral circuitry Replace the IC501 The unstable loading of a Cassette tape Does the H signal appear at the IC501 Pin32 during inserting the CST Does the L signal appear at the IC501 Pin19 during inserting the CST Ch...

Page 23: ...11 Replace the Cap M Aren t the foil patterns and the Components between IC501 Pin 104 and PMC01 Pin11 short Replace the IC501 Refer to 2 No 12VA of Power section Do the Drum PWM Pulses appear at the IC501 Pin34 Aren t the foil patterns and the Components between IC501 Pin34 and PMC01 Pin12 short Do the DFG Pulses appear at the IC501 Pin104 Do the Drum PWM Pulses appear at the IC501 Pin34 Aren t t...

Page 24: ...3 and PMC01 Pin9 short Does the CFG signal come into the IC501 Pin67 Aren t the foil patterns and Components between IC501 Pin33 and PMC01 Pin9 short 2 SERVO CIRCUIT 3 When the Capstan Motor doesn t run NO NO NO YES YES YES When the Capstan Motor doesn t run Does 12VA appear at the PMC01 YES Replace the IC501 YES NO NO YES Refer to SMPS CAPSTAN 12Volt Trouble Shooting Aren t the foil patterns and ...

Page 25: ...t working Is 5V applied to the IC501 Pin36 Does LED or FLD change when a function button is pressed Refer to SMPS 5 3VA Trouble Shooting Replace the defective switches YES NO NO 2 SERVO CIRCUIT 4 KEY doesn t working ...

Page 26: ...Video signal appear at the Emitter terminal of the Q309 Check the 5 0VT 5 3VA Line Power Circuit Is I2 C BUS signal applied to the IC301 Pins68 69 Check C316 AGC Chck the path of the signal between the IC301 Pin65 and IC501 Pin49 Replace the IC301 Does the 12VT 5 3VA appear at the Emitter terminal of the Q309 Replace the Q309 Check the 12VT 5 4VA Line Power Circuit Check the System Circuit Refer t...

Page 27: ...01 Pin23 Check the V H S W level Check R303 R304 Replace the IC301 Refer to SYSTEM I2 C BUS CHECK Trouble Shooting Is the V H S W signal applied to the IC301 Pin70 Is V H S W H about 3 4V at the IC301 Pin70 Clean the Drum Check the path of the Y Luminance RF signal Check C327 Check the path of the Y Luminance RF signal Check the C312 Does the Y Luminance RF signal appear at the IC301 Pin79 Is the ...

Page 28: ...the line of the 5 0VT 5 3VA Line Power Circuit Replace the X301 Check the Color Pass Check the Color Rotary Circuit IC501 Pin98 Check the Color Rotary level Check the R303 Does the X301 4 43MHZ oscillate Replace the IC301 Does the Color signal appear at the IC301 Pin21 Is Color Rotary H about 3 4V Replace the IC301 NO NO NO YES YES YES YES NO NO NO YES Does the Color signal appear at the IC301 Pin...

Page 29: ...he System of REC H the IC501 Pin27 the D301 Replace the IC301 Check the line of the 5 0VT 5 3VA Line Power Circuit Check PB Mode Is the REC H signal about 4V applied to the IC301 Pin80 Check the circuit of the IC301 Pins85 86 Check REC Luminance Pass Color Pass Does PB Mdoe operate normally Does the REC RF signal appear at the IC301 Pins88 89 94 95 Check the Drum Drum Connector YES YES YES YES YES...

Page 30: ...0 IC802 Pin13 YES Check the IIC Clock and DATA at IC801 Pins42 43 YES Check the Audio of IC801 Pins16 17 YES Check the Audio of IC802 Pins1 14 YES Check the JK902 SC901 Check the IC751 Pins30 31 NO Check the DVD Audio OUT JK902 DVD_A_L_L R NO Check the Scart1 Jack SC901 Scart1 Audio in Pins2 6 NO NO Check the front Jack Check the Scart2 Jack SC901 Scart2 Audio in Pins2 6 NO Check the Power 5 0V 12...

Page 31: ...Audio Signals appear at IC801 Pin16 L CH 17 R CH YES Do Audio Signals appear at IC802 Pin10 L CH 16 R CH YES YES YES Do Audio Signals appear at IC802 Pins11 16 Do Audio Signals appear at JK902 Check Power 5 0V 12VT NO Check IC501 Pin26 A H SW NO NO Check the parts of μ COM IC501 Pins17 18 NO Check the Connection at P3D01 Pins7 9 NO Check the A IN line of IC802 C850 C852 NO Check the Vcc of IC802 P...

Page 32: ...Audio signals appear at IC801 Pins16 17 YES Do FM Audio signals appear at IC801 Pin36 YES Check the Contact Point of Drum Connector if good then Replace the Drum YES Check Power 5V 12V NO Check ports of μ COM IC501 pins 17 18 Check Audio input signal of IC801 Pins2 3 TU A 4 5 DVD A 6 7 AVI A 8 9 AV2 A 10 11 AV3 A NO Replace IC801 NO NO ...

Page 33: ...Does the Video signal at the IC903 Pin6 Check the signal flow from IC903 Pins26 27 to SC901 Pin19 YES YES Check 33V line NO Check 5V line NO YES Does the Clock signal appear at TU701 Pin12 Check the lIC Clock Signal of μ COM Pin18 NO YES Does the data signal appear at TU701 Pin13 Replace Tuner Check the signal flow from TU701 Pin19 to IC301 Pin48 Check the signal from IC301 Pin65 to IC501 Pin49 Ch...

Page 34: ...IC801 Pins2 3 YES Check the Audio of IC801 Pins16 17 YES Check the Audio of IC802 Pins3 5 YES Check the Signal flow from IC802 Pins3 5 SC901 Pins1 3 YES Check the Tuner SIF of TU701 Pin22 NO Replace X751 NO Check the IIC Clock and Data at IC751 Pins12 13 NO Check the signal flow from IC751 Pins30 31 to IC801 Pins2 3 NO Check the IIC Clock and Data at IC801 Pins42 43 NO Check the signal flow from I...

Page 35: ......

Page 36: ...4 C126 RECTIFIER SMOOTING BLOCK D123 C127 C137 L127 RECTIFIER SMOOTING BLOCK D121 C126 R136 RECTIFIER SMOOTING BLOCK D122 D125 C128 L128 C138 MOTOR VCC 14VA REG12V 8V 3 8V 5 3VA M5V 5VT 33V 12V REG BLOCK Q166 ZD151 C160 R166 C159 8V REG BLOCK D126 IC141 R167 C165 5VT S W BLOCK Q163 C162 D127 R156 R157 33V S W BLOCK Q161 R154 R155 Q173 R174 R177 5V S W BLOCK Q165 C164 R172 R174 PWR CTLíHí 5 0V 9V R...

Page 37: ...K DIAGRAM COMBI SCART VPS_VIDEO IIC CLK IIC DATA 2 Tu IF NICAM A2 BLOCK DIAGRAM MSP3417 MSP3407 SW1 SW2 AS A OUT AFT SIF TU_A_R TU_A_L IIC DATA IIC CLK TU_SE_VL_H TU_SECAM_H 33V MOD_VIDEO 5V MOD_AUDIO 5 4VA 5V AFT TU_VIDEO ...

Page 38: ...MP Y C MIX 65 63 61 46 43 Y Delay 79 78 PB Mode 80 REC H V H SW C ROTARY DATA CLOCK C SYNC V OUT MICOM V IN4 FRONT V IN3 DEC 79 78 76 75 70 69 68 67 65 59 58 54 52 50 V IN2 S1 V IN1 TUNER 48 46 43 33 32 31 CLK IN 29 28 4 43MHz 27 21 95 94 89 88 Killer C LPF ACC BPF Main Conv Main Conv DETAIL ENH NL EMPHA W D CLIP IC301 LA71750M LP REC SP REC To Drum To Drum W D CLIP REC FM EQ Y LPF FBC AGC SW Y DE...

Page 39: ... 36 35 16 A OUT L A OUT R 17 EU2 A OUT L 19 EU2 A OUT R DVD_H 20 8 9 AUDIO INPUT BLOCK VIDEO INPUT BLOCK AUDIO INPUT BLOCK OSD V IN DVD R V IN RF_H DVD A IN L DVD A IN R NORMAL AUDIO OUT To AVCP NORMAL AUDIO IN From AVCP Tu A IN L Tu A IN R DVD A IN L DVD A IN R EU1 A IN L EU1 A IN R EU2 A IN L EU2 A IN R AV2 A IN L AV2 A IN R MODULATOR A OUT To Tu COMBI SCART SCART 2 7 ...

Page 40: ...3 27 3 28 6 SYSTEM BLOCK DIAGRAM 2fsc L505 Q506 R537 539 584 585 C553 554 LD LD L M CONTROL R525 R526 COMBI SCART R522 C568 MN101D10X Q504 505 R506 507 508 509 511 C504 511 L503 C507 C509 L504 C505 C506 ...

Page 41: ...ED OR ALTERED WITHOUT PERMISSION FROM THE Philips CORPORATION ALL COMPO NENTS SHOULD BE REPLACED ONLY WITH TYPES IDENTICAL TO THOSE IN THE ORIGINAL CIRCUIT SPECIAL COMPONENTS ARE SHADED ON THE SCHEMATIC FOR EASY IDENTIFICATION THIS CIRCUIT DIAGRAM MAY OCCASIONALLY DIF FER FROM THE ACTUAL CIRCUIT USED THIS WAY IMPLEMENTATION OF THE LATEST SAFETY AND PERFORMANCE IMPROVEMENT CHANGES INTO THE SET IS N...

Page 42: ...3 31 3 32 2 TU IF CIRCUIT DIAGRAM A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T EE MODE VIDEO TU MODE AUDIO ...

Page 43: ...ed IC301 Pin 84 is defective EE PB Screen doesn t appear Q305 is defective PB COLOR Signal disappear IC301 Pin70 is defective PB COLOR Signal disappear X301 is defective D301or IC301 Pin 80 REC is defective PB and Recording is failed IC301 doesn t operate IC301 Pin 69 68 are defective Normal Audio signal is not recorded Q306 is defective No mono Audio Signal in PB MODE Q302 Q303 Q314 are defective...

Page 44: ...35 3 36 4 Hi Fi CIRCUIT DIAGRAM A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T PB REC 44 Pin is defective Hi Fi Audio is not appear IC801 Pins42 43 aredefective All Audio is not appear ...

Page 45: ...3 37 3 38 5 SCART JACK CIRCUIT DIAGRAM A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T ...

Page 46: ... μ COM is unstable IC505 is defective VCR will not operate Q506 Q507 are defective LED will not operate X501 is defective CLOCK SETTING will not operate X502 is defective μ COM will not operate ES501 ES502 LD501 are defective Auto Rew will not working RS501 RS502 are defective Auto stop occures R575 R576 R577 R578 are defective Deck will not operate ...

Page 47: ...EC mode 5Vp p IC301 Pin 69 PB REC mode 5Vp p IC301 Pins 21 REC mode 340mVp p IC301 Pins 25 PB mode 300mVp p IC301 Pin 29 PB mode 400mVp p IC301 Pin 70 PB mode 3 6Vp p IC301 Oscilloscope Waveform IC501 Waveform Photographs V HSW IC501 Pin 23 1V 10mS REC PB MODE DV SYNC IC501 PIN 24 1V 100uS QUE REV MODE CTL IC501 Pin 74 1V 10mS CTL IC501 Pin 75 1V 10mS DFG DFG IC501 PIN 65 1V 10mS REC PB MODE CFG I...

Page 48: ...0 02 96 5 12 5 11 97 5 12 0 02 98 2 58 2 56 99 0 02 0 02 100 0 69 0 49 1 0 01 0 01 2 0 01 0 01 3 0 01 0 01 I C 5 F 1 EE PB MODE PIN NO 4 0 01 0 01 5 5 04 5 05 6 5 01 4 99 7 0 01 0 01 8 5 16 5 16 1 2 22 2 15 2 0 03 0 03 3 5 12 5 11 4 4 89 4 9 5 4 51 4 41 6 2 68 2 87 7 2 86 2 85 8 2 32 2 62 9 2 37 2 31 10 1 35 2 31 11 2 6 2 28 12 2 37 2 13 13 0 85 0 31 14 1 95 0 3 15 2 38 2 36 16 2 36 2 33 17 2 37 2...

Page 49: ...3 3 88 3 86 34 11 71 11 71 35 0 66 0 65 36 0 47 2 27 37 0 48 0 65 38 0 01 0 01 39 0 66 0 76 40 5 08 5 06 41 0 01 0 92 42 5 03 5 04 43 4 99 4 97 44 0 08 0 95 IC 802 1 5 78 5 78 2 4 99 4 99 3 5 09 5 09 4 0 01 0 01 5 5 07 5 07 6 5 88 5 88 7 0 02 0 02 8 6 57 6 57 9 0 41 0 47 10 0 01 0 01 11 6 59 6 59 12 4 99 5 01 13 11 78 11 78 14 5 76 0 48 15 0 01 0 01 16 6 58 6 58 IC 903 1 5 1 5 1 2 0 11 0 11 3 0 09...

Page 50: ...09 0 01 0 01 Q404 0 75 5 09 5 09 0 75 5 09 5 08 Q405 0 91 11 79 11 85 0 91 11 79 11 85 Q501 0 03 0 7 0 01 0 03 0 7 0 01 Q504 0 01 2 52 3 13 0 01 2 54 3 13 Q505 0 01 2 54 3 19 0 01 2 52 3 19 Q506 3 81 0 6 0 04 2 84 0 6 0 04 Q601 0 01 0 04 0 19 0 01 0 05 0 19 Q7S1 4 09 0 02 0 01 4 14 0 18 0 01 Q7S2 0 02 5 1 0 01 0 02 5 11 0 01 Q801 0 13 0 84 0 01 0 13 0 84 0 01 Q802 0 12 0 76 0 01 0 05 0 84 0 01 Q80...

Page 51: ...3 49 3 50 IC BLOCK DIAGRAMS IC101_ICE3B0565 IC503_24WC16P IC504_KIA7031P IC7V1_SDA5650X IC903_BH78968FS IC505_KIA7042 IC3S1_LA70100M IC5F1_PT6955 ...

Page 52: ...3 51 3 52 IC301_LA71750EM IC801_TDA9605H IC501_MN101D10X IC751_MSP3417 3407 ...

Page 53: ...3 53 3 54 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP SIDE ...

Page 54: ...3 55 3 56 2 MAIN P C BOARD BOTTOM SIDE 2 MAIN P C BOARD BOTTOM SIDE ...

Page 55: ...3 57 3 58 3 POWER P C BOARD NOTES Warning NOTES Parts that are shaded are critical NOTES With respect to risk of fire or NOTES electricial shock ...

Page 56: ...3 59 3 60 4 KEY P C BOARD ...

Page 57: ...3 61 3 62 ...

Page 58: ...ection working Is 3 4V present at emitter of Q121 Replace Q121 Replace IC101 Is there a DC voltage at Cathode of D105 or D107 Check FR101 No 5V Is 3 4VA section working Replace Q126 Is 5 6V present at collector of Q126 NO NO YES YES YES Check D105 D106 D107 D108 and replace YES YES A B NO NO NO ...

Page 59: ...t RISC Show LOGO Tray Closed Tray Close to Closed position SLED at Inner Side SLED Moves to Inner Position 1 Judge whether have disc and disc type 2 Jump to related disc reading procedure Recieve OPEN CLOSE Key 1 Execute Pressed Key IR Key 2 System operation Routine Loop 1 Stop Playback Open Tray 2 Display tray open message LOGO Receive CLOSE Key ...

Page 60: ... PCBA YES Connect to PC RS232 Cable and update the FLASH memory code YES Update FLASH successfully YES A Replace power PCBA or AC transformer NO Repair or Replace Power PCBA NO Check the regulators or related diodes NO Is 1 8V Voltage normal for Zoran IC YES 1 Check Q203 2 Check D201 3 Check IC102 NO 1 Check 27MHz system clock 2 Check system reset circuit 3 Check FLASH R W enable signal PRD RWR 4 ...

Page 61: ...k connection lines between SDRAM ZR36882 and the SDRAM is damaged ZR36882 VIDEO outputs properly Check the related circuit of ZR36882 Have TV signal output Check AV cable connection to TV set Normal OUTSW INSW signals Check the filtering and amp circuit of TV signal Check the load OPEN CLOSE switch Normal OPEN CLOSE signal Check the Tray control IO pins on ZR36882 AM5869S Normal LOAD LOAD signal C...

Page 62: ... connection line of MUTE signal NO Is SLED_S DC Level higher than 1 65V Check the related circuit of FMSO NO SLED and SLED output properly YES Check the amp circuit on motor driver Check FOCUS_S connection On ZR36882 and motor dirv er NO NO Check the cable connection with MECHA Proper FOCUS_S outputs to motor driver Proper FACT FACT outputs Check the amp circuit on motor dirver NO Check cable conn...

Page 63: ...stor is OK Check the related circuit on laser power transistor NO Check cable connection between transistor ouput and pick up head YES YES YES Check the related circuit on ZR36882 RFL signal Check SPINDLE_S related circuit on ZR36882 NO NO Check the spindle control amp circuit of motor driver NO Laser off Proper RF signal on ZR36882 Check LD_DVD LD_CD signal Proper SPINDLE_S signal on ZR36882 SP S...

Page 64: ...the FOCUS_S connection on ZR36882 and motor driver NO Check FOCUS_S signal on ZR36882 YES YES Check the TRACK_S connection on ZR36882 and motor dirver NO Check the tracking control amp circuit on motor driver NO Normal TE Signal on ZR36882 NO Check the related circuit on ZR36882 Properly TRACK_S signal on ZR36882 TACT TACT output properly Check cable connection on pick up head Check RF signal wave...

Page 65: ...ST END NO NO YES YES YES YES Check connection between ZR36882 Audio DAC NO Normal Audio DAC out YES Check the related circuit of Audio DAC NO Check Audio filter amplify mute circuit Communications between IR VFD Front panel key ZR36882 is normally NO Check communication lines on ZR36882 Check the cable connection on Front panel ...

Page 66: ...ETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGGING 1 SYSTEM 27MHz CLOCK RESET SIGNAL 1 ZR36882 main clock is at 27MH X601 FIG 1 1 3 1V 27MHz 2 ZR36882 reset is low active FIG 1 2 Reset Time 3 3VA PWR_CTL RESET ...

Page 67: ...3 72 2 SDRAM CLOCK 1 SDRAM clock is at 143MHz FIG 2 1 IC603 PIN38 CLK 143MHz Vp p 3 3V 3 TRAY OPEN CLOSE SIGNAL 1 Tray open close waveform FIG 3 1 OPEN OPEN CLOSE CLOSE LM LM ...

Page 68: ...3 73 2 Tray open waveform FIG 3 2 3 Tray close waveform FIG 3 3 OPEN CLOSE LM LM OPEN CLOSE LM LM ...

Page 69: ...3 74 4 SLED CONTROL RELATED SIGNAL NO DISC CONDITION FIG 4 1 5 LENS CONTROL RELATED SIGNAL NO DISC CONDITION FIG 5 1 FOCUS_S FOCUS FOCUS SLED_S DRVSB SLED SLED ...

Page 70: ...3 75 6 LASER POWER CONTROL RELATED SIGNAL NO DISC CONDITION FIG 6 1 7 DISC TYPE JUDGEMENT WAVEFORM FIG 7 1 DVD DCLK 128MHz Vp p 2 2 Vmax 2 7V FACT FE SBAD VR_CD DVD_LD CD_LD ...

Page 71: ...3 76 FIG 7 2 DVD FIG 7 3 CD FACT FACT FE FE SBAD SBAD ...

Page 72: ...3 77 FIG 7 4 CD 8 FOCUS ON WAVEFORM FIG 8 1 DVD FE FOSO FACT FACT FACT FE SBAD ...

Page 73: ...3 78 FIG 8 2 CD 9 SPINDLE CONTROL WAVEFORM NO DISC CONDITION DVD FIG 9 1 FOCUS FACT SPINDLE_S SP SP FE FACT ...

Page 74: ...3 79 10 TRACKING CONTROL RELATED SIGNAL System checking FIG 10 1 DVD FIG 10 2 CD TE TRACK_S TACT TACT TE TRACK_S TACT TACT ...

Page 75: ...3 80 11 RF WAVEFORM FIG 11 1 12 ZR36882 AUDIO OPTICAL AND COAXIAL OUTPUT SPDIF FIG 12 1 RFO SPDIF ...

Page 76: ...3 81 13 ZR36882 VIDEO OUTPUT WAVEFORM 1 Full colorbar signal CVBS FIG 13 1 2 Y FIG 13 2 JK702 pin6 JK702 pin7 ...

Page 77: ...3 82 14 AUDIO OUTPUT FROM AUDIO DAC 1 AUDIO L R FIG 14 1 3 C FIG 13 3 JK702 PIN8 JK702 PIN4 5 1KHz 0DB ...

Page 78: ...3 83 2 Audio Related Signal FIG 14 2 AOUT0 ABCK ALRCLK ...

Page 79: ...D CD_LD V C M5V HOMESW OUTSW INSW DRVSB TRACK_S FOCUS_S SLED_S SPINDLE_S VCR_DATA DVD_RESET MUTE_C CN602 HYPER_TERMINAL MC DV33 IC603 HY57V641620E SDRAM MD IC601 ZR36882ELCG DSP MPEG RF 12V 5V R L IC501 MN101DF10G VCR MICOM DVD_ENA DVD_CLK DVD_DATA POWER BOARD 3 3V 33V 5 3VA 5 0V M5V 5VT PWR_CTL_H Pb B Pr R Y G IC801 TDA9605H HIFI PICKSEL CN601 DOWNLOAD 5V 5V REG12V IC607 CS5331A KARAOKE AMCLK AB ...

Page 80: ...ELCG MPEG DSP RF FOCUS_S TRACK_S SLED_S SPINDLE_S SPDL_SENS FACT TACT SLED LOAD 27MHz X TAL DVD_LD CD_LD VR_CD VR_DVD PICKSEL HOMESW INSW OUTSW DRVSB FLASH ROM FLASHCS MEMRD MEMWR MEMDA 0 15 MEMAD 0 19 EEPROM SCL SDA CN601 DOWNLOAD RXD TXD M D DISC CD_MD DVD_MD OPEN CLOSE 2 SERVO BLOCK DIAGRAM ...

Page 81: ...P V IN A IN_L A IN_R V OUT A OUT_L A OUT_ R Y Pb Pr COAXIAL DVD_A_L DVD_A_R OPTICAL Y C A OUT_R A OUT_R A OUT_L A OUT_L DVD_A_R DVD_A_L DVD_A_L DVD_A_R A IN_R A IN_L A IN_L A IN_ R6 Y C V_OUT_1 Y C EU1_V_OUT Y Green Pb Blue Pr Red V IN Y Green Pb Blue Pr Red ASPDIF MUTE_C SCL SDA A_L IC402 OP AMP V_OUT_2 A_R V_IN ...

Page 82: ...3 87 3 88 A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T CIRCUIT DIAGRAMS 1 SYSTEM CIRCUIT DIAGRAM ...

Page 83: ...3 89 3 90 2 SERVO CIRCUIT DIAGRAM A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T ...

Page 84: ...3 91 3 92 3 AV JACK CIRCUIT DIAGRAM A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T ...

Page 85: ...3 93 3 94 IC BLOCK DIAGRAMS IC201_AM5869S IC401_PCM1753 IC605_S524A40X21 IC402_NJM4580 IC607_CS5331A IC601_ZR36882ELC IC603_HY57V641620 IC604_V160TTC 70 ...

Page 86: ... 4 11 DECK MECHANISM ADJUSTMENT Fixtures and tools for service 4 12 1 Mechanism Assembly Mode Check 4 13 2 Previous Preparation for Deck Adjustment 4 14 3 Torque Measuring 4 14 4 Guide Roller Height Adjustment 4 15 4 1 Prior Adjustment 4 15 4 2 Fine Adjustment 4 15 5 Audio Control A C Head Adjustment 4 16 5 1 Prior Adjustment 4 16 5 2 Tape Path Check between Pinch Roller and Take up Guide 4 17 5 3...

Page 87: ... A 5 T 17 19 Arm T up 1 hook A 5 T 20 Supporter capstan Chassis Hole A 6 B 17 18 21 Belt Capstan Motor Capstan3 screws A 6 B 22 Lever F R Locking Tab A 6 B 21 22 23 Clutch Assembly D37 Washer A 6 B 24 Gear Drive Gear Cam Washer Hook A 7 B 25 Gear Sector Hook A 7 B 21 26 Brake Assembly Capstan Chassis Hole A 7 B 21 22 23 27 Plate Slider Chassis Guide A 7 B 24 2526 21 22 23 28 Lever Tension 1 Hook A...

Page 88: ...parate cable flat from the Drum FPC and the Capstan Motor 2 Release 3 screws S1 on the bottom side of the chassis and separate the drum assembly 3 Release the hooks H1 H2 and separate both the holder FPC and the Cap FPC disassemble if necessary Fig A 1 Cautions in assembly of FPC Holder FPC Drum FPC Cap FPC Assembly shape seen in the reverse direction ...

Page 89: ...SSEMBLY OF DECK MECHANISM 4 3 B E C Plate Top Arm Assembly F L Gear Assembly Rack F L Opener Door Holder Assembly CST B H3 A B Lever Assembly S W H4 E Fig A 2 Fig A 2 1 Fig A 2 2 Fig A 2 5 Fig A 2 6 Fig A 2 3 Fig A 2 4 ...

Page 90: ...4 Disassembly of Gear Assembly Rack F L Fig A 2 3 1 Separate the hook H3 while leaning ahead the hook 3 after moving the gear assembly rack F L toward the arrow A direction 2 Separate the gear assembly rack F L toward the arrow B direction CAUTIONS For the assembly correspond the gear part of gear assem bly rack F L to the gear drive 5 Opener Door Fig A 2 4 1 Separate the opener door ahead from th...

Page 91: ...Arm Assembly Cleaner Fig A 3 3 1 Separate the A part of Fig A 3 1 from the embossing of chassis and hold it up while turning it anti clockwise 11 Head F E Fig A 3 4 1 Separate the A part of the head F E from the emboss ing of chassis and hold it up while turning it anti clock wise 12 Base Assembly A C Head Fig A 3 5 1 Release a screw S5 and disassemble while holding it up Arm Assembly Cleaner Moto...

Page 92: ...while holding it upward 14 Arm Assembly Tension Fig A 4 2 1 Release the spring tension the hook H7 from the arm assembly tension 2 After releasing the hook H8 of the base tension sepa rate it while holding it up CAUTIONS Spring used for both brake assembly T and arm assembly tension is used 2EA used 15 Reel S Reel T Fig A 4 3 1 Disassemble the reel S reel T while holding it up com parison between ...

Page 93: ...se 17 Opener Lid Fig A 5 2 1 Release the B part of the opener lid from the embossing of chassis 2 Disassemble the opener lid upward while turning it anti clockwise 18 Arm Assembly Pinch Fig A 5 3 1 Hold the arm assembly pinch up 19 Arm T up Fig A 5 4 1 Turn the arm T up to release the anchor jaw H9 part of chassis and then hold it upward CAUTIONS For the assembly check the C part of the arm assemb...

Page 94: ...y 90 deg clockwise with a driver for disassembly 21 Belt Capstan Fig A 6 2 Motor Capstan Fig A 6 3 1 Separate the belt Capstan 2 Undo 3 screws S6 on the bottom side of chassis and dis assemble it upward 22 Lever F R Fig A 6 4 1 Release the locking tab L1 and then disassemble it upward 23 Clutch Assembly D37 Fig A 6 5 1 Remove the washer W1 and then disassemble it upward Fig A 6 1 Fig A 6 2 Fig A 6...

Page 95: ...or Fig A 7 3 1 Release the hook H11 of the gear sector and then hold the gear sector upward 26 Brake Assembly Capstan Fig A 7 4 1 Release the locking tab L2 on the bottom side of the plate slider and then disassemble it upward 27 Plate Slider Fig A 7 5 1 Disassemble the plate slider while holding it up 28 Lever Tension Fig A 7 6 1 Release the lever tension from the guide A of chassis while turning...

Page 96: ...r assem bly P2 and the P3 are adjusted straightly and then corre spond the gear section groove A to the plate slider hole B 32 Base Assembly P2 Fig A 8 3 Base Assembly P3 Fig A 8 4 1 Disassemble the base assembly P2 downward while mov ing it toward the arrow A direction along with the guide hole of chassis 2 Disassemble the base assembly P2 downward while mov ing it toward the arrow B direction al...

Page 97: ...ase tension from the embossing of chassis 2 Hold the base tension upward while turning it anti clock wise 35 Arm assembly Idler Jog Fig A 9 2 1 Push both B C parts in Fig A 9 2 toward the arrow direction 2 Disassemble the arm assembly idler upward CAUTIONS Take care to ensure that the D part in the drawing is not hung to chassis in disassembly Fig A 9 1 Fig A 9 2 ...

Page 98: ...D00 D006 4 Torque gauge adaptor Part No D09 R001 5 Post height adjusting driver Part No DTL 0005 6 Type driver ø5 2 Alignment tape Part No NTSC DTN 0001 PAL DTN 0002 3 Torque gauge 600g Cm ATG Part No D00 D002 SRK VIDEO CASSETTE TORQUE METER VHT 303 S R K V H T S SRK V HT T 300 250 200 150 50 0 300 250 200 150 50 0 100 ...

Page 99: ... frame and separate the deck assembly Check both the hole A of gear cam and the hole A of chassis correspond Fig C 1 5 Check the mode S W on the main P C board locates at a proper position as in B of the Fig C 1 6 Connect the deck to the main P C board and perform all types of test Gear Cam Gear Drive C Mode S W B Motor Assembly L D Gear Cam Chassis Hole Gear Cam Hole A A Fixtures and tools used V...

Page 100: ...oles on the housing rail part of chassis to prevent detection of the end sensor If doing so proceeding to the stop mode is done In this status input signals of all modes can be received However operation of the Rewind and the Review is impossible since the take up reel remains at stop status and so cannot detect the reel pulse however possible for several seconds 2 Previous Preparation for Deck Ad...

Page 101: ...e of oscilloscope to the RF envelope output point and the head switching output point 2 Tracking control playback Locate it at the center Set the RF output to the maximum value via the track ing control when such adjustment is completed after the drum assembly is replaced 3 Height adjusting screw Flatten the RF waveform Fig C 4 2 4 Move the tracking control playback to the right left Fig C 4 3 5 C...

Page 102: ...he A C head If it is Turn and adjust the tilt adjusting screw to ensure that the tape corresponds to the bottom guide of the P4 and recheck the tape path after pro ceeding play for 4 5 seconds 3 Where the tape bottom is not equal to Fig C 5 3 Adjust the height by using the height adjusting screw B and then readjust it by using the tilt adjusting screw C CAUTIONS Always check the height of the A C ...

Page 103: ...in cutting off the REV mode CAUTIONS If the RF waveform is changed after adjusting the A C head perform fine adjustment to ensure the RF waveform is flat tened Adjustment Procedure 1 Connect the probe of Oscilloscope to the audio output jack 2 Ensure that Audio 1KHz 7KHz output is flattened at the maximization point by adjusting the Azimuth adjusting screw A Fig C 5 4 Fixtures and tools used Conne...

Page 104: ... ENVELOPE OUTPUT POINT V2 V1 V1 V1 V MAX 0 7 V1 V MAX 0 8 RF ENVELOPE OUTPUT HEAD RF SWITCHING OUTPUT POINT OSCILLOSCOPE Connection Diagram Waveform CH 2 CH 1 Checking Procedure 1 Check that locking time of the RF and Audio waveform is fallen within the measuring standard in conversion of the play mode from the CUE or the REV mode 2 Readjust the paragraph 5 and 6 if it deviates from the standard F...

Page 105: ...P VIEW Fig C 9 2 BOTTOM VIEW F E Head Video Head A C Head Pinch Roller Belt Capston Clutch Assembly A37 Fig C 9 3 Tape Transport System Pollution of Video Head or Tape Transport System Poor Sound Low Sound o Pollution of Audio Control Head o Pollution of Pinch Roller or Belt Capstan Belt No tape wound or tape wound loosely FF or REW impossible or slow turning Deterioration of Clutch Assembly D37 T...

Page 106: ...g C 9 4 Firstly try to use a cleaning tape 1 Use a cleaning patch if foreign materials are not removed with the cleaning tape due to severe dirty of the head Soak the cleaning patch in alcohol and put it to the head tip Smoothly turn the drum turning cylinder to the right or left In this case the cleaning patch must not be moved vertically 1 After completely drying the head test the traveling stat...

Page 107: ... Part PL 433 Yellow Gear Part PL 433 Yellow Boss Part Side Wall PL 433 Yellow Gear Part Side Application PL 433 Yellow Cam Part Side Application KG 684G Green Gear Sector Gear Cam Base Loading Gear Drive Inner Surface of Guide Rail KG 684G Green Chassis L Chassis R Gear Part 1 2 3 4 6 5 7 1 Inner Side Surface and Top Surface of Loading Path 2 Stable Adhesion Part of Base P2 P3 Coil 3 Gear Cam Shaf...

Page 108: ...PROTECTION MAINTENANCE AND CHECK OF VIDEO FUNCTION 4 22 Lever F R Base Tension GEAR AY P2 P3 LEVER F R Clutch Contact Part PL 433 Yellow Tension Arm Party Hinge Part PL 433 Yellow BASE TENSION PL 433 ...

Page 109: ...Syscon checked NO YES YES YES YES NO NO 1 Deck Mechanism A NO NO NO No F R operates Is the current mode an F R mode Check the assembly position of the Mode S W Is normal voltage applied at the Vcc1 and the Vcc2 of the Capstan motor Is the Vctl terminal voltage of the Capstan Motor applied at more than 4V Check the Servo Power circuit Replace the Capstan motor Does the Capstan motor rotate Does the...

Page 110: ... the spring pinch Replace the drum motor Check the Servo Syscon Check the Syscon µ com No cassette loading is done Insert the cassette Check the holder assembly CST Does output of the CST IN S W change In insertion of the REC tape L _ H _ L In insertion of the REC preven tion tape L _ H _ L _ H Is the CST IN S W normal Is operation of the lever assembly S W normal Check the Syscon circuit Check th...

Page 111: ...eck the Syscon circuit Check the Syscon circuit Check the Syscon circuit Does the Capstan motor turn Is the Vctl terminal voltage of the drum motor at more than 2 3V Replace the drum motor Is the Vcc voltage of the drum motor normal Check the clutch and the idler assembly YES YES YES YES YES YES YES YES NO NO NO NO NO Is the Vctl terminal voltage of the Capstan motor applied at more than 4V Replac...

Page 112: ...bly YES Is there short between the cassette switch terminal and the GND on the main P C B assembly Replace the main P C B assem bly or remove the short part NO Check the mode switch position and the Syscon circuit Replace the CST IN switch YES NO YES NO NO Replace the F L switch NO NO No cassette eject is done Does the L D motor turn in reverse Check the L D motor and the drive IC Replace the leve...

Page 113: ...embly F L Check power supply of the L D motor Check the assembly status of the holder assembly cassette Replace the gear rack F L Does the gear rack F L operate Does the opener door operate Does the arm assembly F L operate Does the L D motor operate Does the holder assembly cassette move same as the arm assembly F L Replace the front loading mechanism assembly YES YES YES YES NO NO NO YES NO YES ...

Page 114: ...4 28 EXPLODED VIEWS 054A 100 A21 106 107 102 105 103 110 112 113 114 A23 109 032 A24 115 116 A22 054 1 Front Loading Mechanism Section ...

Page 115: ...EXPLODED VIEWS 4 29 A01 008 006 004 013 409 016 003 022 012 011 017 031 079 032 024 406 405 028 021 031 007 A03 014 015 026 027 009 029 2 Moving Mechanism Section 1 ...

Page 116: ...EXPLODED VIEWS 4 30 052A 051 052 517 064 067 A11 066 068 A12 069 070 023 078 032 076 077 058 080 410 055 518 060 065 061 056 3 Moving Mechanism Section 2 ...

Page 117: ......

Page 118: ...et Clamp 5 2 1 1 3 Clamp Upper 5 2 2 Tray Disc 5 2 3 Base Assembly Sled 5 3 3 1 Gear Feed 5 3 3 2 Gear Middle 5 3 3 3 Gear Rack 5 3 4 Rubber Rear 5 3 5 Frame Assembly Up Down 5 4 6 Belt Loading 5 4 7 Gear Pulley 5 4 8 Gear Loading 5 4 9 Guide Up Down 5 4 10 PWB Assembly Loading 5 4 11 Base Main 5 4 EXPLODED VIEW 1 Deck Mechanism Exploded View 5 5 CONTENTS SECTION 5 MECHANISM OF DVD PART DP 10C ...

Page 119: ... Up Down Belt Loading Gear Pulley Gear Loading Guide Up Down PWB Assembly Loading Base Main 4 Screws 1 Connector 1 Locking Tabs 1 Screw 1 Screw 1 Locking Tab 1 Locking Tab 1 Locking Tab 1 Hook 2 Screw 2 Locking Tabs 5 1 5 1 5 1 5 1 5 1 5 2 5 3 5 3 5 3 5 3 5 3 5 4 5 4 5 4 5 4 5 4 5 4 5 4 Bottom Bottom Procedure Parts Fixing Type Fig ure Disass embly Note When reassembling perform the procedure in r...

Page 120: ...e Plate Clamp 1 1 2 Magnet Clamp 1 1 3 Clamp Upper 2 Tray Disc Fig 5 2 1 Insert and push a Driver in the emergency eject hole A at the right side or put the Driver on the Lever B of the Gear Emergency and pull the Lever B in direction of arrow so that the Tray Disc is ejected about 15 20mm 2 Pull the Tray Disc until it is separated from the Base Main completely MAIN BASE PLATE CLAMP MAGNET CLAMP C...

Page 121: ...Release the Scerw S3 4 Rubber Rear Fig 5 3 BASE PU RUBBER DAMPER RUBBER DAMPER SCREW INSERTION TORGUE CONTROL 800gf DOWN RUBBER DAMPER Distinguish upper and lower sides Assemble with care Distinguish upper and lower sides Assemble with care MIDDLE GEAR RUBBER DAMPER GEAR RACK PINION GEAR GEAR RACK GENERAL PICK UP ASSEMBLY SPINDLE MOTOR ASSEMBLY S2 S2 S3 Fig 5 3 ...

Page 122: ...Fig 5 4 9 Guide Up Down Fig 5 4 1 Move the Guide Up Down in direction of arrow A as Fig A 2 Push the Locking Tab L5 down and then lift up the Guide Up Down to separate it from the Base Main Note When reassembling place the Guide Up Down as Fig C and move it in direction arrow B until it is locked by the Locking Tab L5 And confirm the Guide Up Down as Fig A 10 PWB Assembly Loading Fig 5 4 Note Put ...

Page 123: ......

Page 124: ...LODED VIEWS 1 DECK MECHANISM EXPLODED VIEW DP 10C 026 001 002 003 A01 020 018 014 013 017 435 012 019 012 440 015B 015A 015 016 A02 439 012A 012A 010 432 030 025 024 431 435 430 021 036 A03 A26 439 5 5 5 6 ...

Page 125: ......

Page 126: ...3VVH2 F 2X0 75MM2 NM ONLY 05 300 996510009971 Power Cord Assembly HIT 101 H03VVH2 F 2X0 75MM2 70 01 02 19 806 996500025543 Cable Assembly PAL PLUG PAL PLUG 1 2M 1P BLAC 900 996510009972 Remote Controller Assembly N6 V200C PP1 PHILIPS W SHOWVIE Note Only the parts mentioned in this list are normal service spare parts SECTION 6 PARTS LIST RUN DATE 29 January 2008 ...

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Philips DVP3350V, Service Manual

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