Table Of Contents - Pioneer DV-2850S Service Manual

1
CONTENTS
SAFETY INFORMATION ..................................................................................................................................... 2
1. SPECIFICATIONS ............................................................................................................................................ 5
2. EXPLODED VIEWS AND PARTS LIST ............................................................................................................ 6
A
2.1 PACKING SECTION .................................................................................................................................. 6
2.2 EXTERIOR SECTION............................................................................................................................... 8
2.3 05 DVD MECHA SECTION...................................................................................................................... 10
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM .......................................................................................... 12
3.1 BLOCK DIAGRAM ................................................................................................................................... 12
3.2 OVERALL WIRING CONNECTION DIAGRAM........................................................................................ 14
3.3 DVD MT PCB (1/5) ASSY ........................................................................................................................ 16
3.4 DVD MT PCB (2/5) ASSY ........................................................................................................................ 18
3.5 DVD MT PCB (3/5) ASSY ........................................................................................................................ 20
3.6 DVD MT PCB (4/5) ASSY ........................................................................................................................ 22
3.7 DVD MT PCB (5/5) ASSY ........................................................................................................................ 24
3.8 OPERATION, OPERATION 2 and OPERATION 3 PCB ASSYS ............................................................. 26
B
3.9 POWER PCB (1/2) ASSY ........................................................................................................................ 28
3.10 POWER PCB (2/2) ASSY ...................................................................................................................... 30
3.11 WAVEFORMS ........................................................................................................................................ 32
4. PCB CONNECTION DIAGRAM ..................................................................................................................... 35
4.1 LOADING and SW PCB ASSYS.............................................................................................................. 35
4.2 DVD MT PCB ASSY................................................................................................................................. 36
4.3 OPERATION, OPERATION 2 and OPERATION 3 PCB ASSYS ............................................................. 40
4.4 POWER PCB ASSY................................................................................................................................. 44
5. PCB PARTS LIST ........................................................................................................................................... 46
6. ADJUSTMENT ............................................................................................................................................... 52
6.1 WHEN REPLACING DVD DECK ............................................................................................................. 52
C
6.2 TEST MODE ............................................................................................................................................ 53
6.3 DISC REMOVAL METHOD...................................................................................................................... 54
7. GENERAL INFORMATION ............................................................................................................................. 55
7.1 DIAGNOSIS ............................................................................................................................................. 55
7.1.1 TEST MODE IN ................................................................................................................................. 55
7.1.2 DISPLAY SPECIFICATION OF THE TEST MODE............................................................................ 56
7.1.3 FUNCTIONAL SPECIFICATION OF THE SHORTCUT KEY ............................................................ 57
7.1.4 SPECIFICATION OF MODEL INFORMATION DISPLAY .................................................................. 58
7.1.5 FUNCTIONAL SPECIFICATION OF THE SERVICE MODE ............................................................. 59
7.1.6 METHOD FOR DIAGNOSING DEGRADATION OF THE LDS ON THE PICKUP ASSY .................. 60
7.1.7 TROUBLE SHOOTING ...................................................................................................................... 61
7.2 DISASSEMBLY ........................................................................................................................................ 63
D
7.3 IC INFORMATION.................................................................................................................................... 68
7.4 DISC / CONTENT FORMAT PLAYBACK COMPATIBILITY ..................................................................... 78
8. PANEL FACILITIES ........................................................................................................................................ 80
8.1 FRONT PANEL SECTION ....................................................................................................................... 80
8.2 DISPLAY .................................................................................................................................................. 81
8.3 REMOTE CONTROL ............................................................................................................................... 82
E
F
4
1
2
DV-2850-S
2
3
3
4
4