Pioneer DV-353-K Service Manual - Page 4

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CONTENTS 1. SPECIFICATIONS ...5 2. EXPLODED VIEWS AND PARTS LIST ...6 2.1 PACKING ...6 2.2 EXTERIOR SECTION ...8 2.3 LOADING MECHANISM ASSY ...10 2.4 TRAVERSE MECHANISM ASSY-S ...14 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 16 3.1 BLOCK DIAGRAM ...16 3.1.1 SIGNAL ROUTE ...16 3.1.2 POWER SUPPLY BLOCK ...18 3.1.3 WAVEFORMS ...19 3.2 LOAB ASSY and OVERALL WIRING DIAGRAM 20 3.3 FJMB ASSY 1/5 [FRONT END BLOCK] ...22 3.4 FJMB ASSY 2/5 [BACK END BLOCK] ...24 3.5 FJMB ASSY 3/5 [AUDIO BLOCK] ...26 3.6 FJMB ASSY 4/5 [VIDEO BLOCK] ...28 3.7 FJMB ASSY 5/5 [FL CONTROL BLOCK] ...30 3.8 IRKY and PSWB ASSYS ...32 3.9 POWER SUPPLY UNIT (VWR1351) ...34 3.10 POWER SUPPLY UNIT (VWR1353) ...35 4. PCB CONNECTION DIAGRAM ...37 4.1 LOAB ASSY ...37 4.2 FJMB ASSY ...38 4.3 IRKY and PSWB ASSYS ...42 4.4 POWER SUPPLY UNIT (VWR1351) ...43 4.5 POWER SUPPLY UNIT (VWR1353) ...44 5. PCB PARTS LIST ...45 6. ADJUSTMENT ...48 6.1 ADJUSTMENT ITEMS AND LOCATION ...48 6.2 JIGS AND MEASURING INSTRUMENTS 48 6.3 NECESSARY ADJUSTMENT POINTS ...49 6.4 TEST MODE ...50 6.5 MECHANISM ADJUSTMENT ...51 7. GENERAL INFORMATION ...54 7.1 DIAGNOSIS ...54 7.1.1 TEST MODE ...54 7.1.2 DISPLAY OF THE MECHANISM ERROR HISTORY 60 7.1.3 TEST POINTS LOCATION & WAVEFORMS 64 7.1.4 TROUBLE SHOOTING ...68 7.1.5 SEQUENCE AFTER THE POWER ON ...70 7.1.6 DISASSEMBLY ...71 7.2 IC ...76 7.3 CLEANING ...94 8. PANEL FACILITIES ...95 4 DV-353-K

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4
DV-353-K
1. SPECIFICATIONS
.................................................................................................................................................
5
2. EXPLODED VIEWS AND PARTS LIST
...............................................................................................................
6
2.1 PACKING
........................................................................................................................................................
6
2.2 EXTERIOR SECTION
.....................................................................................................................................
8
2.3 LOADING MECHANISM ASSY
...................................................................................................................
10
2.4 TRAVERSE MECHANISM ASSY-S
............................................................................................................
14
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
............................................................................................
16
3.1 BLOCK DIAGRAM
.......................................................................................................................................
16
3.1.1 SIGNAL ROUTE
........................................................................................................................................
16
3.1.2 POWER SUPPLY BLOCK
........................................................................................................................
18
3.1.3 WAVEFORMS
...........................................................................................................................................
19
3.2 LOAB ASSY and OVERALL WIRING DIAGRAM
........................................................................................
20
3.3 FJMB ASSY 1/5 [FRONT END BLOCK]
......................................................................................................
22
3.4 FJMB ASSY 2/5 [BACK END BLOCK]
........................................................................................................
24
3.5 FJMB ASSY 3/5 [AUDIO BLOCK]
...............................................................................................................
26
3.6 FJMB ASSY 4/5 [VIDEO BLOCK]
................................................................................................................
28
3.7 FJMB ASSY 5/5 [FL CONTROL BLOCK]
....................................................................................................
30
3.8 IRKY and PSWB ASSYS
.............................................................................................................................
32
3.9 POWER SUPPLY UNIT (VWR1351)
...........................................................................................................
34
3.10 POWER SUPPLY UNIT (VWR1353)
.........................................................................................................
35
4. PCB CONNECTION DIAGRAM
.........................................................................................................................
37
4.1 LOAB ASSY
.................................................................................................................................................
37
4.2 FJMB ASSY
..................................................................................................................................................
38
4.3 IRKY and PSWB ASSYS
.............................................................................................................................
42
4.4 POWER SUPPLY UNIT (VWR1351)
...........................................................................................................
43
4.5 POWER SUPPLY UNIT (VWR1353)
...........................................................................................................
44
5. PCB PARTS LIST
...............................................................................................................................................
45
6. ADJUSTMENT
....................................................................................................................................................
48
6.1 ADJUSTMENT ITEMS AND LOCATION
.....................................................................................................
48
6.2 JIGS AND MEASURING INSTRUMENTS
...................................................................................................
48
6.3 NECESSARY ADJUSTMENT POINTS
.......................................................................................................
49
6.4 TEST MODE
.................................................................................................................................................
50
6.5 MECHANISM ADJUSTMENT
......................................................................................................................
51
7. GENERAL INFORMATION
................................................................................................................................
54
7.1 DIAGNOSIS
..................................................................................................................................................
54
7.1.1 TEST MODE
..............................................................................................................................................
54
7.1.2 DISPLAY OF THE MECHANISM ERROR HISTORY
..............................................................................
60
7.1.3 TEST POINTS LOCATION & WAVEFORMS
...........................................................................................
64
7.1.4 TROUBLE SHOOTING
.............................................................................................................................
68
7.1.5 SEQUENCE AFTER THE POWER ON
....................................................................................................
70
7.1.6 DISASSEMBLY
.........................................................................................................................................
71
7.2 IC
..................................................................................................................................................................
76
7.3 CLEANING
...................................................................................................................................................
94
8. PANEL FACILITIES
............................................................................................................................................
95
CONTENTS