
AVIC-F90BT/XS/UC
4
CONTENTS
SAFETY INFORMATION..................................................................................................................................... 2
1. SERVICE PRECAUTIONS............................................................................................................................... 5
1.1 SERVICE PRECAUTIONS ........................................................................................................................ 5
1.2 NOTES ON SOLDERING .......................................................................................................................... 6
2. SPECIFICATIONS............................................................................................................................................ 7
2.1 SPECIFICATIONS ..................................................................................................................................... 7
2.2 DISC/CONTENT FORMAT ........................................................................................................................ 9
2.3 PANEL FACILITIES.................................................................................................................................. 10
2.4 CONNECTION DIAGRAM ....................................................................................................................... 13
3. BASIC ITEMS FOR SERVICE........................................................................................................................ 15
3.1 CHECK POINTS AFTER SERVICING..................................................................................................... 15
3.2 PCB LOCATIONS .................................................................................................................................... 16
3.3 JIGS LIST ................................................................................................................................................ 17
3.4 CLEANING............................................................................................................................................... 18
4. BLOCK DIAGRAM.......................................................................................................................................... 20
4.1 OVERALL CONNECTION DIAGRAM...................................................................................................... 20
4.2 BLOCK DIAGRAM ................................................................................................................................... 22
4.3 POWER SUPPLY SYSTEM FIGURE ...................................................................................................... 32
5. DIAGNOSIS.................................................................................................................................................... 36
5.1 OPERATIONAL FLOWCHART ................................................................................................................ 36
5.2 INSPECTION METHOD OF PICKUP UNIT............................................................................................. 38
5.3 DIAGNOSIS FLOWCHART ..................................................................................................................... 41
5.4 ERROR CODE LIST................................................................................................................................ 63
5.5 CONNECTOR FUNCTION DESCRIPTION............................................................................................. 64
5.6 TROUBLESHOOTING............................................................................................................................. 65
6. SERVICE MODE ............................................................................................................................................ 69
6.1 TEST MODE ............................................................................................................................................ 69
6.2 DVD TEST MODE ................................................................................................................................... 82
6.3 uBOOT MENU ......................................................................................................................................... 86
6.4 USING THE TEST DISC.......................................................................................................................... 87
7. DISASSEMBLY .............................................................................................................................................. 93
8. EACH SETTING AND ADJUSTMENT ......................................................................................................... 102
8.1 DVD ADJUSTMENT .............................................................................................................................. 102
8.2 AV UNIT ADJUSTMENT........................................................................................................................ 108
8.3 FLICKER ADJUSTMENT........................................................................................................................110
9. EXPLODED VIEWS AND PARTS LIST.........................................................................................................112
9.1 PACKING ................................................................................................................................................112
9.2 EXTERIOR(1) .........................................................................................................................................114
9.3 EXTERIOR(2) .........................................................................................................................................116
9.4 EXTERIOR(3) .........................................................................................................................................118
9.5 DVD MECHANISM MODULE ................................................................................................................ 120
10. SCHEMATIC DIAGRAM............................................................................................................................. 122
10.1 AV UNIT(PS/IF SECTION)(GUIDE PAGE) .......................................................................................... 122
10.2 AV UNIT(A/V SECTION)(GUIDE PAGE) ............................................................................................. 128
10.3 AV UNIT(TUNER SECTION) ............................................................................................................... 134
10.4 AV UNIT(SYSTEM uCOM SECTION)(GUIDE PAGE) ......................................................................... 136
10.5 AV UNIT(RGB LED DRIVER SECTION) ............................................................................................. 142
10.6 AV UNIT(IF SECTION)(GUIDE PAGE) ................................................................................................ 144
10.7 KEYBOARD UNIT................................................................................................................................ 150
10.8 DVD CORE UNIT(1/2)(GUIDE PAGE)................................................................................................. 152
10.9 DVD CORE UNIT(2/2) ......................................................................................................................... 158
10.10 COMPOUND UNIT(A) AND COMPOUND UNIT(B) .......................................................................... 160
10.11 WAVEFORMS .................................................................................................................................... 162
11. PCB CONNECTION DIAGRAM.................................................................................................................. 164
11.1 AV UNIT ............................................................................................................................................... 164
11.2 KEYBOARD UNIT ................................................................................................................................ 168
11.3 DVD CORE UNIT................................................................................................................................. 170
11.4 COMPOUND UNIT(A) AND COMPOUND UNIT(B)............................................................................. 174
12. ELECTRICAL PARTS LIST ........................................................................................................................ 175
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com