AVX-P7650TV/ES
4
12
34
12
3
4
C
D
F
A
B
E
CONTENTS
SAFETY INFORMATION ..................................................................................................................................... 2
1. SPECIFICATIONS ............................................................................................................................................ 5
2. EXPLODED VIEWS AND PARTS LIST ............................................................................................................ 6
2.1 PACKING ................................................................................................................................................... 6
2.2 EXTERIOR(1) ............................................................................................................................................ 8
2.3 EXTERIOR(2) .......................................................................................................................................... 10
2.4 EXTERIOR(3) .......................................................................................................................................... 12
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ..........................................................................................14
3.1 BLOCK DIAGRAM ................................................................................................................................... 14
3.2 OVERALL CONNECTION DIAGRAM...................................................................................................... 16
3.3 MOTHER UNIT(MAIN)(GUIDE PAGE)..................................................................................................... 18
3.4 MOTHER UNIT(TV TUNER) .................................................................................................................... 24
3.5 KEYBOARD UNIT.................................................................................................................................... 26
3.6 MONITOR UNIT(GUIDE PAGE)............................................................................................................... 28
3.7 INVERTER PCB....................................................................................................................................... 34
3.8 MAIN UNIT, SW UNIT AND VOLUME UNIT ............................................................................................ 36
4. PCB CONNECTION DIAGRAM ..................................................................................................................... 38
4.1 MOTHER UNIT ........................................................................................................................................ 38
4.2 KEYBOARD UNIT.................................................................................................................................... 42
4.3 MONITOR PCB ........................................................................................................................................ 44
4.4 INVERTER PCB....................................................................................................................................... 48
4.5 UPPER PCB ............................................................................................................................................ 49
4.6 MAIN UNIT............................................................................................................................................... 50
4.7 SW UNIT AND VOLUME UNIT ................................................................................................................ 52
5. ELECTRICAL PARTS LIST ............................................................................................................................ 53
6. ADJUSTMENT ............................................................................................................................................... 67
6.1 JIG CONNECTION DIAGRAM................................................................................................................. 67
6.2 MOTHER PCB ADJUSTMENT ................................................................................................................ 68
6.3 MONITOR PCB ADJUSTMENT............................................................................................................... 71
6.4 INVERTER PCB ADJUSTMENT ............................................................................................................. 75
6.5 MONITOR TEST MODE .......................................................................................................................... 76
6.6 FREQUENCY CHECK FOR CLOCK ....................................................................................................... 81
7. GENERAL INFORMATION ............................................................................................................................. 82
7.1 DIAGNOSIS ............................................................................................................................................. 82
7.1.1 DISASSEMBLY ..................................................................................................................................... 82
7.1.2 CONNECTOR FUNCTION DESCRIPTION .......................................................................................... 87
7.2 IC ............................................................................................................................................................. 88
7.3 SYSTEM BLOCK DIAGRAM ................................................................................................................... 97
7.3.1 MECHANISM DESCRIPTIONS ............................................................................................................ 97
7.3.2 OPERATIONAL FLOW CHART .......................................................................................................... 103
8. OPERATIONS .............................................................................................................................................. 104