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Philips DVP3350V/01 Service Manual
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Philips DVP3350V/01 Service Manual

Philips DVP3350V/01 Service Manual

Vcr+dvd player
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VCR+DVD PLAYER
Service
Service
Service
Service Manual
SECTION 1 SUMMARY
PRODUCT SAFETY SERVICING GUIDELINES FOR
VCR+DVD PRODUCTS
SERVICING PRECAUTIONS
INFORMATION ABOUT LEAD-FREE SOLDERING
SERVICE INFORMATION FOR EEPROM IC SETTING(VCR)
SERVICE INFORMATION FOR EEPROM (DVD)
SPECIFICATIONS
SECTION 2 CABINET & MAIN CHASSIS
1. CABINET AND MAIN FRAME SECTION
2. DECK MECHANISM SECTION [ DVD MD (DP-10C) ]
3. DECK MECHANISM SECTION [ VCR DECK D37(N) ]
1) FRONT LOADING MECHANISM SECTION
2) MOVING MECHANISM SECTION (1)
3) MOVING MECHANISM SECTION (2)
4. PACKING ACCESSORY SECTION
SECTION 3 ELECTRICAL
VCR PART
VCR ELECTRICAL ADJUSTMENT PROCEDURES
1. SERVO ADJUSTMENT
VCR ELECTRICAL TROUBLESHOOTING GUIDE
1. POWER(SMPS) CIRCUIT
2. SYSTEM/KEY CIRCUIT
3. SERVO CIRCUIT
4. Y/C CIRCUIT
5. HI-FI CIRCUIT
6. TUNER/IF CIRCUIT
BLOCK DIAGRAMS
1. POWER(SMPS) BLOCK DIAGRAM
2. SYSTEM BLOCK DIAGRAM
3. AVCP BLOCK DIAGRAM
4. HI-FI BLOCK DIAGRAM
5. TUNER BLOCK DIAGRAM
CIRCUIT DIAGRAMS
1. POWER(SMPS) CIRCUIT DIAGRAM
2. SYSTEM CIRCUIT DIAGRAM
3. AVCP CIRCUIT DIAGRAM
4. HI-FI CIRCUIT DIAGRAM
This Service Manual is for DVP3350v Second Generation models,
For Second Generation Service models, The serial number begins with DE2Axxxxxxxxxx
Published by LG-LM 0805 AV System
1-1
5. TUNER CIRCUIT DIAGRAM
WAVEFORMS
CIRCUIT VOLTAGE CHART
IC BLOCK DIAGRAMS
1-3
1-4
PRINTED CIRCUIT BOARD DIAGRAMS
1-5
1. MAIN P.C.BOARD (TOP SIDE)
1-6
2. MAIN P.C.BOARD (BOTTOM SIDE)
1-7
3. POWER P.C.BOARD
1-8
4. KEY P.C.BOARD
2-1
DVD PART
DVD ELECTRICAL TROUBLESHOOTING GUIDE
1. POWER CHECK FLOW
2-2
2. SYSTEM OPERATION FLOW
2-3
3. TEST & DEBUG FLOW
2-4
2-4
DETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGGING 3-67
2-5
1. SYSTEM 27MHZ CLOCK, RESET SIGNAL
2-6
2. SDRAM CLOCK
2-7
3. TRAY OPEN/CLOSE SIGNAL
4. SLED CONTROL RELATED SIGNAL (NO DISC CONDITION)
3-1
5. LENS CONTROL RELATED SIGNAL (NO DISC CONDITION)
6. LASER POWER CONTROL RELATED SIGNAL
(NO DISC CONDITION)
3-2
7. FOCUS ON WAVEFORM
3-2
8. SPINDLE CONTROL WAVEFORM (NO DISC CONDITION)
9. TRACKING CONTROL RELATED SIGNAL
3-3
(SYSTEM CHECKING)
3-3
10. RF WAVEFORM
3-6
11. ZR36966 AUDIO OPTICAL AND COAXIAL OUTPUT (SPDIF)
3-7
12. ZR36966 VIDEO OUTPUT WAVEFORM
3-10
13. AUDIO OUTPUT FROM AUDIO PREAMP
3-14
3-17
BLOCK DIAGRAMS
1. SYSTEM BLOCK DIAGRAM
3-19
2. SERVO BLOCK DIAGRAM
3-19
3. AUDIO & VIDEO IN/OUT BLOCK DIAGRAM
3-21
3-23
CIRCUIT DIAGRAMS
3-25
1. MPEG CIRCUIT DIAGRAM
3-27
2. SERVO CIRCUIT DIAGRAM
3. JACK CIRCUIT DIAGRAM
3-29
IC BLOCK DIAGRAMS
3-29
3-31
SECTION 4 MECHANISM (D-37) OF VCR PART
3-33
SECTION 5 MECHANISM (DP-10C) OF DVD PART
3-35
Printed in the Netherlands
DVP3350V/01/02/05/19
Subject to modification
DVP3350V
3-37
3-39
3-41
3-47
3-51
3-51
3-53
3-55
3-57
3-59
3-59
3-60
3-61
3-67
3-68
3-68
3-70
3-70
3-71
3-71
3-72
3-73
3-74
3-74
3-75
3-76
3-77
3-77
3-78
3-79
3-81
3-81
3-83
3-85
3-87
4-1
5-1
GB 3139 785 33440

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  • Page 1 VCR+DVD PLAYER DVP3350V DVP3350V/01/02/05/19 Service Service Service Service Manual SECTION 1 SUMMARY 5. TUNER CIRCUIT DIAGRAM 3-37 WAVEFORMS 3-39 CIRCUIT VOLTAGE CHART 3-41 PRODUCT SAFETY SERVICING GUIDELINES FOR IC BLOCK DIAGRAMS 3-47 VCR+DVD PRODUCTS SERVICING PRECAUTIONS PRINTED CIRCUIT BOARD DIAGRAMS...

  • Page 2: Section 1 Summary

    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: Table Of Contents

    SECTION 1 SUMMARY CONTENTS PRODUCT SAFETY SERVICING GUIDELINES FOR DVD+VCR PRODUCTS ......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...

  • Page 4: Product Safety Servicing Guidelines For Dvd+Vcr Products

    PRODUCT SAFETY SERVICING GUIDELINES FOR DVD+VCR PRODUCTS CAUTION : DO NOTATTEMPT TO MODIFY THIS PRODUCT IN ANY WAY, NEVER PERFORM SUBJECT: X-RADIATION CUSTOMIZED INSTALLATIONS WITHOUT MANUFACTURER’S APPROVAL. UNAUTHORIZED 1. BE SURE PROCEDURES AND INSTRUCTIONS TO ALLSERVICE PERSONNELCOVER THE MODIFICATIONS WILL NOT ONLY VOID THE WARRANTY, BUT MAY LEAD TO YOUR BEING SUBJECT OF X-RADIATION.

  • Page 5: Servicing Precautions

    SERVICING PRECAUTIONS CAUTION: Before servicing the VCR+DVD covered by this Electrostatically Sensitive (ES) Devices service data and its supplements and addends, read and Some semiconductor (solid state) devices can be damaged follow the SAFETY PRECAUTIONS. NOTE: if unforeseen easily by static electricity. Such components commonly are circumstances create conflict between the following servicing called Electrostatically Sensitive (ES) Devices.

  • Page 6: Information About Lead-Free Soldering

    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).

  • Page 7: Service Information For Eeprom Ic Setting(Vcr)

    Correction Ver. 2. EEPROM WRITED AND EEPROM INITIAL - Writes data on EEPROM by using REMOCON "OK" + FRONT PLAY KEY MODEL NAME BINARY FOR MORE THAN 5 SECONDS. DVP3350V/01 OPT0 00000000 OPT1 00000000 3. PG ADJUST OPT2 00000000 OPT3...

  • Page 8: Service Information For Eeprom (Dvd)

    SERVICE INFORMATION FOR EEPROM (DVD) POWER ON DETECT NEW EEPROM (OPTION EDIT SCREEN) DVD LOGO Status (NO Disk status) MODEL DVP3350V/01 DVP3350V/02 DVP3350V/05 DVP3350V/19 NAME Remotecontrol OPT1 Pause key-->1-->4-->7-->2 in order. OPT2 OPT3 OPT4 OPT5 OPT6 Press number 0~9, Press charater...

  • Page 9: Specifications

    SPECIFICATIONS • GENERAL Power requirements AC 220 ~ 230V, 50Hz Power consumption Dimensions (approx.) 430 x 78.5 x 265mm (W x H x D) Mass (approx.) 4.06kg Operating temperature 5°C to 35°C (41°F to 95°F) Operating humidity 5% to 90% Timer 24 hours display type RF Modulator...

  • Page 10: Section 2 Cabinet & Main Chassis

    SECTION 2 CABINET & MAIN CHASSIS CONTENTS EXPLODED VIEWS .............................2-2 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.

  • Page 11: Exploded Views

    EXPLODED VIEWS 1. CABINET AND MAIN FRAME SECTION 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.

  • Page 12: Deck Mechanism Section [ Dvd Md (Dp-10C) ]

    2. DECK MECHANISM SECTION [ DVD MD (DP-10C) ] 015B 015A 012A 012A...

  • Page 13: Deck Mechanism Section [ Vcr Deck D37(N) ]

    3. DECK MECHANISM SECTION [ VCR DECK D37(N) ] 1) FRONT LOADING MECHANISM SECTION...

  • Page 14: Moving Mechanism Section (1)

    2) MOVING MECHANISM SECTION (1)

  • Page 15: Moving Mechanism Section (2)

    3) MOVING MECHANISM SECTION (2)

  • Page 16: Packing Accessory Section

    4. PACKING ACCESSORY SECTION RF CABLE BATTERY REMOTE CONTROLLER INSTRUCTION ASSEMBLY ASSEMBLY PACKING, CASING PACKING, CASING...
  • Page 17 MEMO...
  • Page 18 SECTION 3 ELECTRICAL CONTENTS VCR PART DVD PART VCR ELECTRICAL ADJUSTMENT DVD ELECTRICAL PROCEDURES TROUBLESHOOTING GUIDE ..........3-2 ....3-59 1. SERVO ADJUSTMENT ........3-2 1. POWER CHECK FLOW......3-59 2. SYSTEM OPERATION FLOW ....3-60 3. TEST & DEBUG FLOW ......3-61 VCR ELECTRICAL TROUBLESHOOTING GUIDE ....3-3 DETAILS AND WAVEFORMS ON 1.

  • Page 19: Vcr Part

    VCR PART VCR ELECTRICAL ADJUSTMENT PROCEDURES 1. SERVO ADJUSTMENT 1) PG Adjustment • Test Equipment a) OSCILLOSCOPE C) PAL MODEL : PAL SP TEST TAPE b) NTSC MODEL : NTSC SP TEST TAPE • Adjustment And Specification MODE MEASUREMENT POINT ADJUSTMENT POINT SPECIFICATION V.Out...

  • Page 20: Vcr Electrical Troubleshooting Guide

    VCR ELECTRICAL TROUBLESHOOTING GUIDE 1. POWER(SMPS) CIRCUIT 1-1. No 5.3VA No 5.3VA Replace FR101 Is the FR101 (Use the same ICW) Normal? Is the BD101 Replace the BD101 Normal? Is the R101 Replace the R101 Normal? Is Vcc (9V ~ 18V) supplied Is the D102 normal? Check or Replace the D102 to IC101 Pin2?
  • Page 21 VCR ELECTRICAL TROUBLESHOOTING GUIDE 1-2. No 5.0V_D No 5.0V_TNo 9V Is the Vcc(5.3V) supplied to Check or Replace the D125 Q165 Emittor? Check the PWR CTL Is the Q162 Base “H”? “H” signal from µ-com Check or Replace the Q165 1-3.
  • Page 22 VCR ELECTRICAL TROUBLESHOOTING GUIDE 1-5. No 33V No 33V Is the Check or Replace the D121 Vcc(33V) supplied to Q161 Emittor? Check the PWR CTL Is the Q162 Base “H”? “H” signal from µ-com Check or Replace the Q161 1-6. No Motor_Vcc (To Cap, Drum Motor) No Motor_Vcc Is the Vcc(14V) Check or Replace the D124...

  • Page 23: System/Key Circuit

    VCR ELECTRICAL TROUBLESHOOTING GUIDE 2. SYSTEM/KEY CIRCUIT 2-1. AUTO STOP Auto Stop Does the Check the Drum Motor SW25 waveform signal. appear at the IC501 Pin23? Do the Do T/UP Does 5.0V T-UP Reel Pulses Reel Pulses appear appear at the appear at the IC501 at the Q514 Base RS501?

  • Page 24: Servo Circuit

    VCR ELECTRICAL TROUBLESHOOTING GUIDE 3. SERVO CIRCUIT 3-1. Unstable Video in PB MODE Unstable Video in PB Mode. Does the Noise level of the screen change periodically? Does the CFG waveform appear at the IC501 Pin67? On tracking Replace the IC501. do the CTL pulses move? Does the...
  • Page 25 VCR ELECTRICAL TROUBLESHOOTING GUIDE 3-3. When the Capstan Motor doesn’t run, When the Capstan Motor doesn’t run, Does Refer to “SMPS(CAPSTAN/12Volt) 12VA appear at the Trouble Shooting”. PMC01? Does 2.8V appear at the PMC01? Check the PMC01 and the Capstan Motor Ass’y. Does the PWM signal appear at the IC501 Pin33?
  • Page 26 VCR ELECTRICAL TROUBLESHOOTING GUIDE 3-4. KEY doesn’t working KEY doesn’t working. Is 5V applied to the IC501 Refer to “SMPS 5.3VA Trouble Shooting”. Pin36? Does LED or FLD change Replace the defective switches. when a function button is pressed?

  • Page 27: Y/C Circuit

    VCR ELECTRICAL TROUBLESHOOTING GUIDE 4. Y/C CIRCUIT 4-1. No Video in EE Mode, No Video in EE Mode Does the Video signal appear Check the 19Pin of Tuner. at the IC301 Pin48? Is 5V Check the 5.0VT, 5.3VA applied to the IC301 Line.
  • Page 28 VCR ELECTRICAL TROUBLESHOOTING GUIDE 4-2. When the Y(Luminance) signal doesn’t appear on the screen in PB Mode, When the Y(Luminance) signal doesn’t appear on the screen in PB Mode, Is 5.0VT, Check the line of the 5.0VT, 5.3VA applied to the 5.3VA Line.
  • Page 29 VCR ELECTRICAL TROUBLESHOOTING GUIDE 4-3. When the C(Color) signal doesn’t appear on the screen in PB Mode, When the C(Color) signal doesn’t appear on the screen in PB Mode, Is 5.0VT/ Check the line of the 5.0VT/ 5.3VA applied to the 5.3VA Line.
  • Page 30 VCR ELECTRICAL TROUBLESHOOTING GUIDE 4-4. When the Video signal doesn’t appear on the screen in REC Mode, When the Video signal doesn’t appear on the screen in REC Mode, Is the EE Check EE Mode. signal normal? Is 5.0VT/ Check the line of the 5.0VT/ 5.3VA applied to the 5.3VA Line.(Power Circuit) IC301 Pins24,42,55,...

  • Page 31: Hi-Fi Circuit

    VCR ELECTRICAL TROUBLESHOOTING GUIDE 5. Hi-Fi CIRCUIT 5-1. No Sound(EE Mode) No Sound. Check the Check the IC751 Pins30, 31. TU Audio of IC801 Pins2, 3. Check the Check the DVD Audio OUT. DVD Audio of IC801 (JK902 DVD_A_L_L/R). Pins4, 5. Check the Check the Scart1 Jack.
  • Page 32 VCR ELECTRICAL TROUBLESHOOTING GUIDE 5-2. Hi-Fi Playback PB mode No Sound. Check the Vcc of IC801 Check Power 5.0V, 12VT. (Pins34, 40) Check the Check IC501 Pin26 Hi-Fi Selection switch. (IC801 Pin41) and the (A.H/SW) Tape quality. Is the RF Envelope at IC801 Pin44 over 2Vp-p?
  • Page 33 VCR ELECTRICAL TROUBLESHOOTING GUIDE 5-3. Hi-Fi REC Hi-Fi REC. It can’t be recorded Hi-Fi Audio signal. Check Vcc of IC801. Check Power 5V, 12V. (Pins34, 40) Check Check ports of µ-COM. IC801 Pin42(Data), (IC501 pins 17, 18) Pin43(CLOCK). Check Audio input signal of IC801 Do Audio Pins2, 3(TU.A.), 4, 5(DVD.A.), signals appear at IC801...

  • Page 34: Tuner/If Circuit

    VCR ELECTRICAL TROUBLESHOOTING GUIDE 6. TUNER/IF CIRCUIT 6-1. No Picture on the TV screen No picture on the TV screen Does Is 33VT the Video signal Check 33V line. applied to TU701 at the TU701 Pin17? Pin19. Is 5VT Check 5V line. applied to TU701 Pin4? Does the...
  • Page 35 VCR ELECTRICAL TROUBLESHOOTING GUIDE 6-2. No Sound No Sound. Check the Check 5.0V Line. Vcc of IC751 Pins1, 11, 19, 22, 33. Check the Check the Tuner SIF of TU701 Pin22. Tuner SiF signal at IC751 Pin2. Check the Replace X751 oscillator of IC751 Pins5, 6.

  • Page 36: Block Diagrams

    BLOCK DIAGRAMS 1. POWER(SMPS) BLOCK DIAGRAM NOTES) Warning T101 NOTES) Parts that are shaded are critical NOTES) with respect to risk of fire or TRANS NOTES) electricial shock. BD101 RECTIFIER & SNUBBER MOTOR VCC SMOOTING BLOCK C103 BLOCK 14VA 12V REG BLOCK (D124,C124,C134, (D101,C105 (Q166,ZD151,C160,...

  • Page 37: System Block Diagram

    2. SYSTEM BLOCK DIAGRAM LED DATA, CLOCK, ENA IC5F1 PWR_CTL_H SW 5V, 5.3VA, 5.0V, M5V/5VT POWER OSD VIDEO IC501 COMP VIDEO MICOM Y/C VIDEO IIC CLOCK /DATA MN101DF10G IC 503 IC301 AVCP IIC CLOCK /DATA DVD CLOCK DVD DATA DVD ENA IC 601 LED DATA, CLOCK MPEG BLOCK...

  • Page 38: Avcp Block Diagram

    3. AVCP BLOCK DIAGRAM IC601 DVD MIX IC802 MPEG SWITCHING V IN IIC CLOCK /DATA JK5L1 A R/L IN IC501 FRONT JACK OSD VIDEO MICOM Y/C VIDEO COMP VIDEO IC301 TUNER V IN TU701 AVCP A R/L IN TUNER IIC CLOCK /DATA V IN V OUT IC3S1...

  • Page 39: Hi-Fi Block Diagram

    4. HI-FI BLOCK DIAGRAM EU1_A_IN_L, HI_FI_PB_A EU1_A_IN_R HI_FI_REC DECK EU1_A_OUT_L, HI_FI_PB_B EU1_A_OUT_R IC601 EU2_A_OUT_L, JACK HIFI EU2_A_OUT_R TDA9605 MONO_A_IN IC301 AVCP MONO_A_OUT AUDIO EU1_A_OUT_L JACK IIC_DATA EU1_A_OUT_R IIC_CLK AUDIO IC802 DVD_AUDIO_L A_ENV IC501 MM1231 MICOM DVD_AUDIO_R DVD OPAMP FR_A_IN_L MN101DF10G AUDIO FR_A_IN_R FRONT...

  • Page 40: Tuner Block Diagram

    5. TUNER BLOCK DIAGRAM IC903 VIDEO BUFFER IC802 MOD. VDEO IN SWITCHING MOD A. IN TU. AUDIO OUT TU701 IC801 TUNER HIFI VIDEO IN IC301 AVCP IC7V1 IC751 IIC CLOCK /DATA SDA5650X MSP3417/07 IC501 IIC CLOCK /DATA MICOM 3-27 3-28...

  • Page 41: Circuit Diagrams

    MODIFIED OR ALTERED WITHOUT PERMISSION CUIT USED. THIS WAY, IMPLEMENTATION OF THE 2. Voltages are DC-measured with a digital voltmeter dur- FROM THE PHILIPS. ALL COMPONENTS SHOULD BE LATEST SAFETY AND PERFORMANCE IMPROVE- ing Play mode. REPLACED ONLY WITH TYPES IDENTICAL TO MENT CHANGES INTO THE SET IS NOT DELAYED THOSE IN THE ORIGINAL CIRCUIT.

  • Page 42: System Circuit Diagram

    2. SYSTEM CIRCUIT DIAGRAM LED will not operate. Q506, Q507 are defective. Deck will not operate. R575, R576, R577, R578 are defective. Auto stop occures. RS501,RS502 are defective. CLOCK SETTING will not operate. X501 is defective. µ-COM is unstable. VCR will not operate. IC505 is defective.

  • Page 43: Avcp Circuit Diagram

    3. AVCP CIRCUIT DIAGRAM Q305 is defective. IC301 Pin 69, 68 are defective. IC301 Pin70 is defective. EE, PB Screen doesn't appear. D301 or IC301 Pin80 PB and Recording is failed. PB COLOR Signal disappear. REC is defective. (IC301 doesn't operate.) IC301 Pin 84 is defective.

  • Page 44: Hi-Fi Circuit Diagram

    4. HI-FI CIRCUIT DIAGRAM IC801 Pins42, 43 aredefective. All Audio is not appear. Pin44 is defective. Hi-Fi Audio is not appear. 3-35 3-36...

  • Page 45: Tuner Circuit Diagram

    5. TUNER CIRCUIT DIAGRAM 3-37 3-38...

  • Page 46: Waveforms

    WAVEFORMS • IC301 Oscilloscope Waveform • IC501 Waveform Photographs IC301 Pin 75 IC301 Pins 48, 50, IC301 Pin 67 IC301 Pin 100 V.HSW DV.SYNC CTL(+) CTL(-) PB mode 54, 56 PB/REC mode REC mode (IC501 Pin 23) (IC501 PIN 24) (IC501 Pin 74) (IC501 Pin 75) 500mvp-p...

  • Page 47: Circuit Voltage Chart

    CIRCUIT VOLTAGE CHART MODE MODE MODE MODE MODE MODE MODE MODE MODE MODE PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. 0.92 1.08 1.13 1.14 3.08 3.19 1.91 2.07 0.01 0.01...
  • Page 48 MODE MODE MODE MODE MODE Tran- STOP PLAY Tran- STOP PLAY Tran- STOP PLAY PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. sistor sistor sistor 0.27 3.15 0.01 1.78 2.72 6.08 6.08 2.21 2.21 C201 5.11 5.11 C523 2.58 2.57 2.58...
  • Page 49 Tran- STOP PLAY sistor Base Emitter Collector Base Emitter Collector Q201 2.29 2.45 3.18 2.29 2.45 3.17 Q202 1.83 1.91 2.59 1.83 1.91 2.59 Q204 2.89 3.67 3.39 2.86 3.65 Q205 3.21 3.27 3.34 3.21 3.27 3.34 Q206 5.26 3.67 5.26 3.65 Q207...

  • Page 50: Ic Block Diagrams

    IC BLOCK DIAGRAMS IC101_ICE3B0565 IC503_24WC16P IC7V1_SDA5650X IC802_NM1231 IC504_KIA7031P IC505_KIA7042 IC5E6_KS24C021CS IC3S1_LA70100M IC5F1_PT6955 3-47 3-48...
  • Page 51 IC301_LA71750EM IC801_TDA9605H IC501_MN101D10X IC751_MSP3417/3407 3-49 3-50...

  • Page 52: Printed Circuit Board Diagrams

    PRINTED CIRCUIT BOARD DIAGRAMS 1. MAIN P.C.BOARD (TOP SIDE) 3-51 3-52...

  • Page 53: Main P.c.board (Bottom Side)

    2. MAIN P.C.BOARD (BOTTOM SIDE) 3-53 3-54...

  • Page 54: Power P.c.board

    3. POWER P.C.BOARD 3-55 3-56...

  • Page 55: Key P.c.board

    4. KEY P.C.BOARD 3-57 3-58...

  • Page 56: Dvd Part

    DVD PART DVD ELECTRICAL TROUBLESHOOTING GUIDE 1. POWER CHECK FLOW No 5V No 3.4VA. 3.4VA section 3.4VA section working? working? Is 3.4V Is 5V/M5V present at No 3.4VA present at emitter collector of Q163, Q165? of D123? Replace Check FR101 Replace D123..

  • Page 57: System Operation Flow

    DVD ELECTRICAL TROUBLESHOOTING GUIDE 2. SYSTEM OPERATION FLOW Power On 1. 186 CPU initializes SERVO, DSP & RISC registers 2. Write RISC code to SDRAM 3. Reset RISC Show LOGO Tray Closed? Tray Close to Closed position SLED at Inner Side? SLED Moves to Inner Position 1.

  • Page 58: Test & Debug Flow

    DVD ELECTRICAL TROUBLESHOOTING GUIDE 3. TEST & DEBUG FLOW TEST Check the Replace power PCBA or AC Voltage Power PCBA AC transformer. (110V or 220V) Switch on the Power PCBA Is the DC Voltage Repair or Replace Power PCBA outputs OK? (5V, 3.3V, 12V, 5.6V MOTOR) Make sure the main PCBA don't short on VCCs and switch it on.
  • Page 59 DVD ELECTRICAL TROUBLESHOOTING GUIDE RESET or Power On. Check connection lines Flash between FLASH & ZR36966 Memory operates Show LOGO? and the FLASH access time properly? whether is suitable or not. Check connection lines SDRAM between SDRAM & ZR36966 works properly? and SDRAM is damaged.
  • Page 60 DVD ELECTRICAL TROUBLESHOOTING GUIDE Does Motor Check the connection line the SLED move Driver MUTE Pin to inner side when it is of MUTE signal. is high? at outter position? Is SLED_S Check the related DC Level higher than circuit of FMSO. 1.65V? SLED+ Check the amp circuit...
  • Page 61 DVD ELECTRICAL TROUBLESHOOTING GUIDE Check the laser power circuit Laser LD_DVD, on ZR36966 and connecting turns on when LD_CD output reading disc? to power transistor. properly? Collector Check the related circuit on voltage power of Q201, laser power transistor Q202 transistor is OK? Check cable connection between transistor ouput...
  • Page 62 DVD ELECTRICAL TROUBLESHOOTING GUIDE Proper Check connection between signals on A, B, C, D Focus on OK? ZR36966 and pick-up. of ZR36966 Check the FOCUS_S Proper connection on ZR36966 signal on A, B, C, D and motor driver. of ZR36966 Check FOCUS_S signal on ZR36966.
  • Page 63 DVD ELECTRICAL TROUBLESHOOTING GUIDE Check connection Normal Proper A_L-, between ZR36966 & preamp Audio output when A_L+, A_R-, A_R+ signal IC902 NJM4580. disc playback? of ZR36966? Normal Check the related DVD_A_L, DVD_A_R circuit on jack block. signal output? Check audio filter, amplify, mute circuits.

  • Page 64: Details And Waveforms On System Test And Debugging

    DETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGGING 1. SYSTEM 27MHz CLOCK, RESET SIGNAL 1-1. ZR36966 main clock is at 27MHz (X601) 3.1V, 27MHz FIG 1-1 1-2. ZR36966 reset is low active. 3.3VA PWR_CTL RESET RESET Time FIG 1-2 3-67...

  • Page 65: Sdram Clock

    2. SDRAM CLOCK 2-1. SDRAM clock is at 143MHz CLK=143MHz, Vp-p=3.3V IC603 PIN38 FIG 2-1 3. TRAY OPEN/CLOSE SIGNAL 3-1. Tray open/close waveform OPEN CLOSE FIG 3-1 3-68...
  • Page 66 3-2. Tray open waveform OPEN CLOSE FIG 3-2 3-3. Tray close waveform OPEN CLOSE FIG 3-3 3-69...

  • Page 67: Sled Control Related Signal (No Disc Condition)

    4. SLED CONTROL RELATED SIGNAL (NO DISC CONDITION) SLED_S DRVSB SLED+ SLED- FIG 4-1 5. LENS CONTROL RELATED SIGNAL (NO DISC CONDITION) FOCUS_S FOCUS+ FOCUS- FIG 5-1 3-70...

  • Page 68: Laser Power Control Related Signal (No Disc Condition)

    6. LASER POWER CONTROL RELATED SIGNAL (NO DISC CONDITION) DCLK=128MHz, Vp-p, Vmax=2.7V VR_CD DVD_LD CD_LD FIG 6-1 7. FOCUS ON WAVEFORM FOSO FACT+ FACT- FIG 7-1 (DVD) 3-71...

  • Page 69: Spindle Control Waveform (No Disc Condition)

    FOCUS FACT+ FACT- FIG 7-2 (CD) 8. SPINDLE CONTROL WAVEFORM (NO DISC CONDITION) SPINDLE_S FIG 8-1 (DVD) 3-72...

  • Page 70: Tracking Control Related Signal (System Checking)

    9. TRACKING CONTROL RELATED SIGNAL (SYSTEM CHECKING) TRACK_S TACT+ TACT- FIG 9-1 (DVD) TRACK_S TACT+ TACT- FIG 9-2 (CD) 3-73...

  • Page 71: Rf Waveform

    10. RF WAVEFORM FIG 10-1 11. ZR36966 AUDIO OPTICAL AND COAXIAL OUTPUT (SPDIF) SPDIF FIG 11-1 3-74...

  • Page 72: Zr36966 Video Output Waveform

    12. ZR36966 VIDEO OUTPUT WAVEFORM 12-1. Full colorbar signal (CVBS) JK702 Pin6 FIG 12-1 12-2. Y JK702 Pin7 FIG 12-2 3-75...

  • Page 73: Audio Output From Audio Preamp

    12-3. C JK702 Pin8 FIG 12-3 13. AUDIO OUTPUT FROM AUDIO PREAMP 13-1. AUDIO L/R JK702 Pins4, 5 FIG 13-1 3-76...

  • Page 74: Block Diagrams

    BLOCK DIAGRAMS 1. SYSTEM BLOCK DIAGRAM RAMDQM RAMDAT[00:15] FACT+/-,TACTT +/- MOT_SPDL +/- SLED+,SLED-- LOAD+/- DECK MECHANISM 3-77...

  • Page 75: Servo Block Diagram

    2. SERVO BLOCK DIAGRAM 3-78...

  • Page 76: Audio & Video In/Out Block Diagram

    3. AUDIO & VIDEO IN/OUT BLOCK DIAGRAM 3-79...
  • Page 77 MEMO 3-80...

  • Page 78: Circuit Diagrams

    CIRCUIT DIAGRAMS 1. MPEG CIRCUIT DIAGRAM 3-81 3-82...

  • Page 79: Servo Circuit Diagram

    2. SERVO CIRCUIT DIAGRAM 3-83 3-84...

  • Page 80: Jack Circuit Diagram

    3. JACK CIRCUIT DIAGRAM 3-85 3-86...

  • Page 81: Ic Block Diagrams

    IC BLOCK DIAGRAMS IC605_KS24C021CS IC201_AM5869S IC902_NJM4580M IC601_ZR966 IC903_BH78968FS IC603_ESMT_M12L64164A IC604_MX26LV160TTC-70 3-87 3-88...
  • Page 82 SECTION 4 MECHANISM OF VCR PART(D-37) CONTENTS DECK DECK MECHANISM ADJUSTMENT MECHANISM PARTS LOCATIONS • Fixtures and tools for service....4-13 1. Mechanism Assembly Mode Check..4-14 • Top View...........4-2 2. Previous Preparation for • Bottom View ..........4-2 Deck Adjustment ........4-15 3. Torque Measuring ........4-15 DISASSEMBLY AND 4.

  • Page 83: Top View

    DECK MECHANISM PARTS LOCATIONS • Top View Procedure Ref. Posi Part Fixing Type Draw- tion Starting ings 1 Drum Assembly 3 screws 2 Plate Top 2 hooks 3 Holder Assembly CST 6 chasses 4 Gear Assembly Rack F/L 1 hook 2,3,4 5 Opener Door Chassis Hole...

  • Page 84: Disassembly And Assembly Of Deck Mechanism

    DISASSEMBLY AND ASSEMBLY OF DECK MECHANISM Drum Assembly Flat Cable (S1) (S1) (S1) Cap, FPC Holder FPC Fig. A-1 Cautions in assembly of FPC 1. Disassembly of Drum Assembly (Figure A-1) 1) Separate the flat cable from the Drum FPC and the Cap FPC Capstan Motor.
  • Page 85 DISASSEMBLY AND ASSEMBLY OF DECK MECHANISM Plate Top (Fig. A-2-1) (B') Holder Assembly CST (Fig. A-2-2) Arm Assembly F/L (Fig. A-2-5) Lever Assembly S/W (Fig. A-2-6) (H4) Opener Door (Fig. A-2-4) (H3) Gear Assembly Rack F/L (Fig. A-2-3) Fig. A-2...

  • Page 86: Holder Assembly Cst

    DISASSEMBLY AND ASSEMBLY OF DECK MECHANISM 2. Disassembly of Plate Top (Fig. A-2-1) 4. Disassembly of Gear Assembly Rack F/L (Fig. A-2-3) 1) Separate the right part while leaning back the (B) part of 1) Separate the hook (H3) while bending hook (3) the plate top toward the arrow direction.

  • Page 87: Motor Assembly L/D

    DISASSEMBLY AND ASSEMBLY OF DECK MECHANISM Arm Assembly Cleaner (Fig. A-3-3) (H5) Gear Wheel (Fig. A-3-2) Base Assembly A/C Head Motor Assembly L/D (S5) (Fig. A-3-5) (Fig. A-3-1) Head F/E (C1) (Fig. A-3-4) (S4) Fig. A-3 8. Motor Assembly L/D (Fig. A-3-1) 10.

  • Page 88: Brake Assembly T

    DISASSEMBLY AND ASSEMBLY OF DECK MECHANISM Arm Assembly Tension (Fig. A-4-2) (H7) Reel T (Fig. A-4-3) Reel S (Fig. A-4-3) Spring Tension Brake Assembly T Spring Tension (Fig. A-4-1) (H8) (H6) Fig. A-4 13. Brake Assembly T (Fig. A-4-1) 15. Reel S/Reel T (Fig. A-4-3) 1) Release the spring tension from the lever spring hook 1) Disassemble the reel S/ reel T while lifting it up (H6).

  • Page 89: Base Assembly P4

    DISASSEMBLY AND ASSEMBLY OF DECK MECHANISM Opener Lid (Fig. A-5-2) Arm Assembly Pinch (Fig. A-5-3) Base Assembly P4 (Fig. A-5-1) (H9) Arm T/up (Fig. A-5-4) Chassis Fig. A-5 16. Base Assembly P4 (Fig. A-5-1) 18. Arm Assembly Pinch (Fig. A-5-3) 1) Release the (A) part of the base assembly P4 from the 1) Lift the arm assembly pinch up.

  • Page 90: Supporter, Capstan

    DISASSEMBLY AND ASSEMBLY OF DECK MECHANISM Suppoter Capstan (Fig. A-6-1) Belt Capstan (Fig. A-6-2) Motor Capstan (Fig. A-6-3) Washer(W1) Clutch Assembly D37 (Fig. A-6-5) (L1) (L1) Lever F/R (Fig. A-6-4) Chassis (S6) Fig. A-6 20. Supporter, Capstan (Fig. A-6-1) 22. Lever F/R (Fig. A-6-4) 1) Turn the supporter and Capstan by 90 deg.

  • Page 91: Gear Drive/Gear Cam

    DISASSEMBLY AND ASSEMBLY OF DECK MECHANISM (H10) (H11) Gear Sector Gear Cam (Fig. A-7-3) (Fig. A-7-2) (W2) Washer (W2) Brake Assembly Capstan Gear Cam Hole(B) (Fig. A-7-4) Plate Slider (L2) Gear Drive (Fig. A-7-5) (Fig. A-7-1) Gear Drive Hole(A) Lever Tension (Fig.

  • Page 92: Gear Assembly P2/Gear Assembly P3

    DISASSEMBLY AND ASSEMBLY OF DECK MECHANISM Gear assembly P2 Hole Gear assembly P3 Hole Gear Assembly P3 (Fig. A-8-2) Gear Assembly P2 (Fig. A-8-1) (H13) (H12) Lever Tension Boss Plate slider Hole(B) (H14) Base Loading (Fig. A-8-5) Chassis Base Assembly P3 (Fig.

  • Page 93: Base Tension

    DISASSEMBLY AND ASSEMBLY OF DECK MECHANISM Base Tension (Fig. A-9-1) Arm Assembly Idler Jog (Fig. A-9-2) Chassis Fig. A-9 34. Base Tension (Fig. A-9-1) 35. Arm assembly Idler Jog (Fig. A-9-2) 1) Release the (A) part of the base tension from the 1) Push both (B), (C) parts in Fig.

  • Page 94: Deck Mechanism Adjustment

    DECK MECHANISM ADJUSTMENT • Fixtures and Tools for Service 1. Cassette Torque Meter 2. Alignment tape 3. Torque gauge SRK-VHT-303(Not SVC part) Part No NTSC:DTN-0001 600g.Cm ATG Part No:D00-D006 PAL:DTN-0002 Part No:D00-D002 4. Torque gauge adaptor 5. Post height adjusting driver 6.

  • Page 95: Mechanism Assembly Mode Check

    DECK MECHANISM ADJUSTMENT 1. Mechanism Assembly Mode Check Purpose of adjustment : To make tools normally operate by positioning tools accurately. Fixtures and tools used VCR (VCP) status Checking Position • Eject Mode • Blank Tape (empty tape) • Mechanism and Mode Switch (with cassette withdrawn) 1) Turn the VCR on and take the tape out by pressing the 4) Undo the screw fixing the deck and the main frame, and...

  • Page 96: Previous Preparation For Deck Adjustment

    DECK MECHANISM ADJUSTMENT 2. Previous Preparation for Deck Adjustment (Preparation to load the VCR (VCP) with cassette tape not inserted) 1) Unplug the power cord. If doing so, proceeding to the stop mode is done. In this 2) Separate the top cover and the plate assembly top. status, input signals of all modes can be received.

  • Page 97: Guide Roller Height Adjustment

    DECK MECHANISM ADJUSTMENT 4. Guide Roller Height Adjustment Purpose of adjustment: To ensure that the bottom surface of the tape can travel along with the tape lead line of the lower drum by constantly adjusting and maintaining the height of the tape. 4-1.

  • Page 98: Audio/Control (A/C) Head Adjustment

    DECK MECHANISM ADJUSTMENT 5. Audio/Control (A/C) Head Adjustment Purpose of adjustment : To ensure that audio and control signals can be recorded and played correctly by constantly maintaining distance between tape and head, and tape tension between the P3 post and the P4 post. 5-1.

  • Page 99: Tape Path Check Between Pinch Roller And Take-Up Guide

    DECK MECHANISM ADJUSTMENT 5-2. Tape Path Check between Pinch Roller and the tape to ensure there is no crumbling or folding of the tape. Take up Guide (Check in the Rev Mode) 1) Check the tape pass status between the pinch roller and 2) Check if there is folding of the tape at the bottom or top the take-up guide.(Check if there is crumpling of the tape of the take-up guide in cutting-off the REV mode...

  • Page 100: Adjustment After Drum Assembly (Video Heads)

    DECK MECHANISM ADJUSTMENT 7. Adjustment after Drum Assembly (Video Heads) Purpose of adjustment : To adjust and stabilize the height change, X-distance change, etc depending on the guide roller after assembling the drum. Fixtures and tools used Connection position VCR (VCP) status Adjustment position •...

  • Page 101: Protection, Maintenance And Check Of Video Function

    PROTECTION, MAINTENANCE AND CHECK OF VIDEO FUNCTION 1. Checking Points prior to Repair Following abnormal phenomena may be repaired by removal of foreign materials and oil supply. Check if oiling is required or cleaning status is required. Determine that necessity of checking and repair. Checking Points and Replace- Phenomena...

  • Page 102: Essential Check And Repair

    PROTECTION, MAINTENANCE AND CHECK OF VIDEO FUNCTION 2. Essential Check and Repair 4. Tools for Check and Repair Recording density of the video is far higher than the audio. (1) Grease: Floil G-3114 (KANTO) or equivalent grease Therefore video parts are very precise so as to allow only (Green) error of 1/1000mm or so in order to maintain compatibility (2) Grease: Kanto G-754, PL-433 (Yellow)

  • Page 103: Grease Application

    PROTECTION, MAINTENANCE AND CHECK OF VIDEO FUNCTION 5-2) Grease Applications (2) Regular Grease Application Apply grease to the designated application position (1) Grease Application Method every 500 hour. Apply grease by using a cloth swab or brush. Care must be exercised so that excess quantity should not be used. If the excessive quantity is applied, wipe it with the gauze (1) Inner Side Surface and Top (6) Guide Part on the Plate Slider...
  • Page 104 PROTECTION, MAINTENANCE AND CHECK OF VIDEO FUNCTION Lever, F/R, Base, Tension GEAR AY, P2 & P3 PL-433 LEVER, F/R BASE, TENSION Clutch Contact Part (PL-433, Yellow) Tension Arm Party Hinge Part (PL-433, Yellow) 4-23...

  • Page 105: Deck Mechanism

    MECHANISM TROUBLESHOOTING GUIDE 1. Deck Mechanism Auto REW doesn't work. Is the supply to the END sensor END sensor "H"? “H”: more than 3.5V “L”: less than 0.7V~1V Is the Vcc. voltage of End Check the syscon power. sensor 5V? Replace End sensor.
  • Page 106 MECHANISM TROUBLESHOOTING GUIDE AUTO STOP. (PLAY/CUE/REV) Check aligment positions (page 4-14) Check Pinch spring. In Play/Cue/Rev is the pinch Is the output of DFG, DPG OK? Replace Drum Motor. roller in contact with the capstan shaft. Are there T/up and supply reel Check Servo, Syscon.
  • Page 107 MECHANISM TROUBLESHOOTING GUIDE In PB mode Tape Presence not sensed. Is the Pinch Roller attached to Check Alignment positions the Capstan Motor Shaft? (page 4-14) Does the T/Up Reel turn? Is the Belt ok? Replace the Belt. Check the clutch and the Idler Does the Capstan Motor turn? Assembly.

  • Page 108: Front Loading Mechanism

    MECHANISM TROUBLESHOOTING GUIDE 2. Front Loading Mechanism Cassette cannot be inserted. Does the Lever Assembly Is the Lever Assembly Switch Replace or add the Lever Switch work? Spring damaged or omitted? Assembly Switch Spring. Does the CST IN Switch work Replace CST IN Switch.
  • Page 109 MECHANISM TROUBLESHOOTING GUIDE Cassette will not load. Does the CST insert? Does the CST insert? Does the F/L Gear Rack work? Replace the Lid Opener. Does the Door Opener work? Replace the F/L Rear Rack. Is the Door opener assembled Does the F/L Arm Assembly work? correctly? Does the L/D Motor work?

  • Page 110: Exploded Views

    EXPLODED VIEWS 1. Front Loading Mechanism Section 4-29...

  • Page 111: Moving Mechanism Section(1)

    EXPLODED VIEWS 2. Moving Mechanism Section (1) OPTIONAL PART 4-30...

  • Page 112: Moving Mechanism Section(2)

    EXPLODED VIEWS 3. Moving Mechanism Section (2) 4-31...
  • Page 113 MEMO 4-32...
  • Page 114 SECTION 5 MECHANISM (DP-10C) CONTENTS DECK MECHANISM PARTS LOCATIONS • TOP VIEW (WITH TRAY) ......................5-2 • TOP VIEW (WITHOUT TRAY DISC) ...................5-2 • BOTTOM VIEW ...........................5-2 DECK MECHANISM DISASSEMBLY 1. MAIN BASE ..........................5-3 1-1. Clamp Assembly Disc ......................5-3 1-1-1. Plate Clamp ......................5-3 1-1-2.

  • Page 115: Deck Mechanism Parts Locations

    DECK MECHANISM PARTS LOCATION • TOP VIEW (WITH TRAY) Procedure Disass Fig- Parts Fixing Type embly Starting No. Main Base Clamp Assembly Disc 1, 2 Plate Clamp 1, 2, 3 Magnet Clamp 1, 2, 3, 4 Clamp Upper Tray Disc 1, 6 Base Assembly Sled 4 Screws,...

  • Page 116: Deck Mechanism Disassembly

    DECK MECHANISM DISASSEMBLY MAIN BASE TRAY DISC DISC CLAMP ASSEMBLY PLATE CLAMP MAGNET CLAMP CLAMP UPPER (Fig. A) BASE MAIN HOLDER LEVER BASE MAIN BASE MAIN BOTTOM SIDE VIEW FIG. 5-1 FIG. 5-2 1. MAIN BASE (FIG. 5-1) 2. TRAY DISC (FIG. 5-2) 1-1.

  • Page 117: Base Assembly Sled

    DECK MECHANISM DISASSEMBLY SCREW INSERTION TORGUE CONTROL (800gf DOWN) PINION GEAR (S3) RUBBER DAMPER Distinguish upper and lower sides (Assemble with care) MIDDLE GEAR GEAR RACK RUBBER DAMPER Distinguish upper and lower sides (Assemble with care) RUBBER DAMPER BASE PU (S2) (S2) RUBBER DAMPER...

  • Page 118: Frame Assembly Up/Down

    DECK MECHANISM DISASSEMBLY GUIDE UP/DOWN GEAR LOADING (L3) (L6) GEAR PULLEY (L6) SCREW INSERTION TORGUE CONTROL (800gf DOWN) (L4) BASE MAIN BELT LOADING (H1) (C2) PWB ASSEMBLY LOADING (S5) (S4) BASE MAIN UP/DOWN FRAME ASSEMBLY (L5) GUIDE UP/DOWN FIG. (A) FIG.
  • Page 119 MEMO...

  • Page 120: Exploded View

    EXPLODED VIEW 1. DECK MECHANISM EXPLODED VIEW DP-10C 015B 015A 012A 012A...
  • Page 121 MEMO MEMO 5-10...
  • Page 122 SECTION 6. PARTS LIST MODEL : DVP3350V/01,02,05,19 NSP : Non SVC Parts RUN DATE : 29-January-2008 S AL LOCA. NO. 12NC DESCRIPTION SPECIFICATION REMARKS SVC PARTS SECTION 996510009973 Power Cord Assembly MP5004A+H03VVH2-F 2X0.75MM2 NM ONLY 05 996510012186 Power Cord Assembly...

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