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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-LM 0805 AV System
Printed in the Netherlands
Subject to modification
GB 3139 785 33440
This Service Manual is for DVP3350v Second Generation models,
For Second Generation Service models, The serial number begins with DE2Axxxxxxxxxx
Service Manual
Service
Service
Service
DVP3350V
DVP3350V/01/02/05/19
Summary of Contents for DVP3350V/01
Page 17: ...2 8 MEMO ...
Page 45: ...3 37 3 38 5 TUNER CIRCUIT DIAGRAM ...
Page 51: ...3 49 3 50 IC301_LA71750EM IC501_MN101D10X IC801_TDA9605H IC751_MSP3417 3407 ...
Page 52: ...3 51 3 52 PRINTED CIRCUIT BOARD DIAGRAMS 1 MAIN P C BOARD TOP SIDE ...
Page 53: ...3 53 3 54 2 MAIN P C BOARD BOTTOM SIDE ...
Page 54: ...3 55 3 56 3 POWER P C BOARD ...
Page 55: ...3 57 3 58 4 KEY P C BOARD ...
Page 77: ...3 80 MEMO ...
Page 78: ...3 81 3 82 CIRCUIT DIAGRAMS 1 MPEG CIRCUIT DIAGRAM ...
Page 79: ...3 83 3 84 2 SERVO CIRCUIT DIAGRAM ...
Page 80: ...3 85 3 86 3 JACK CIRCUIT DIAGRAM ...
Page 113: ...4 32 MEMO ...
Page 119: ...5 6 MEMO ...
Page 121: ...5 9 5 10 MEMO MEMO ...