Table Of Contents - Pioneer CRT3452 Service Manual

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CONTENTS
SAFETY INFORMATION......................................................................................................................................3
1. SPECIFICATIONS .............................................................................................................................................6
2. EXPLODED VIEWS AND PARTS LIST.............................................................................................................8
2.1 EXTERIOR .................................................................................................................................................8
2.2 DVD/CD MECHANISM UNIT....................................................................................................................10
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ..........................................................................................12
3.1 BLOCK DIAGRAM....................................................................................................................................12
3.2 DVD/CD MECHANISM UNIT, MAIN PCB(SERVO SECTION)(GUIDE PAGE) .........................................16
3.3 MAIN PCB(DECODER SECTION)(GUIDE PAGE)...................................................................................26
3.4 EXTENSION UNIT....................................................................................................................................32
3.5 KEYBOARD PCB .....................................................................................................................................38
3.6 MF UNIT ...................................................................................................................................................39
4. PCB CONNECTION DIAGRAM ......................................................................................................................40
4.1 MAIN PCB ................................................................................................................................................40
4.2 EXTENSION UNIT....................................................................................................................................44
4.3 KEYBOARD PCB .....................................................................................................................................48
4.4 MF UNIT ...................................................................................................................................................49
4.5 DVD/CD MECHANISM UNIT....................................................................................................................50
5. ELECTRICAL PARTS LIST .............................................................................................................................54
6. ADJUSTMENT ................................................................................................................................................65
6.1 JIG CONNECTION DIAGRAM .................................................................................................................65
6.2 MAIN UNIT ADJUSTMENT ......................................................................................................................67
6.3 SKEW ADJUSTMENT ..............................................................................................................................68
6.4 ELEVATION ADJUSTMENT .....................................................................................................................70
6.5 TEST MODE .............................................................................................................................................74
7. GENERAL INFORMATION .............................................................................................................................92
7.1 DIAGNOSIS..............................................................................................................................................92
7.1.1 DISASSEMBLY......................................................................................................................................92
7.1.2 CONNECTOR FUNCTION DESCRIPTION ..........................................................................................95
7.2 IC ..............................................................................................................................................................96
7.3 EXPLANATION .......................................................................................................................................115
7.3.1 OPERATIONAL FLOW CHART ...........................................................................................................115
7.3.2 SYSTEM BLOCK DIAGRAM ...............................................................................................................116
8. OPERATIONS ...............................................................................................................................................117
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