3
AVIC-W8400NEX/XNUC
5
6
7
8
5
6
7
8
A
B
C
D
E
F
CONTENTS
SAFETY INFORMATION.......................................................................................................................................................... 2
1. SERVICE PRECAUTIONS .................................................................................................................................................... 5
1.1 SAFETY PRECAUTIONS ............................................................................................................................................... 5
1.2 NOTES ON DISASSEMBLY / ASSEMBLY ..................................................................................................................... 5
1.3 NOTES ON OPERATION CHECK / DIAGNOSIS ........................................................................................................... 6
1.4 NOTES ON REPLACING PARTS ................................................................................................................................... 7
1.5 NOTES ON ADJUSTMENT ............................................................................................................................................ 7
1.6 OTHERS ......................................................................................................................................................................... 7
2. SPECIFICATIONS................................................................................................................................................................. 8
2.1 SPECIFICATIONS .......................................................................................................................................................... 8
2.2 DISC/CONTENT FORMAT ............................................................................................................................................. 8
3. BASIC ITEMS FOR SERVICE .............................................................................................................................................. 9
3.1 CHECK POINTS AFTER SERVICING ........................................................................................................................... 9
3.2 PCB LOCATIONS ......................................................................................................................................................... 10
3.3 JIGS LIST ..................................................................................................................................................................... 11
3.4 CLEANING ................................................................................................................................................................... 11
4. BLOCK DIAGRAM .............................................................................................................................................................. 12
4.1 OVERALL CONNECTION DIAGRAM........................................................................................................................... 12
4.2 SYSTEM BLOCK DIAGRAM ........................................................................................................................................ 13
4.3 AUDIO BLOCK DIAGRAM............................................................................................................................................ 14
4.4 VIDEO BLOCK DIAGRAM............................................................................................................................................ 15
4.5 POWER SUPPLY SYSTEM FIGURE ........................................................................................................................... 16
5. DIAGNOSIS ........................................................................................................................................................................ 25
5.1 TROUBLESHOOTING.................................................................................................................................................. 25
5.2 OPERATIONAL FLOWCHART ..................................................................................................................................... 28
5.3 FUSE CHECK............................................................................................................................................................... 29
5.4 DIAGNOSIS OF BACK LIGHT...................................................................................................................................... 30
5.5 DIAGNOSIS FLOWCHART FOR DVD CORE UNIT..................................................................................................... 32
5.6 FAN ROTATION CONTROL.......................................................................................................................................... 32
5.7 DIAGNOSIS WHEN AMP ERROR OR PRODUCT OVERHEAT IS DISPLAYED......................................................... 33
5.8 INSPECTION METHOD OF PICKUP UNIT ................................................................................................................. 34
5.9 ERROR CODE LIST..................................................................................................................................................... 37
5.10 CLEAR CONDITION AND LOCATION OF PROGRAM / SYSTEM SETTING VALUE, ETC...................................... 39
5.11 CONNECTOR FUNCTION DESCRIPTION................................................................................................................ 45
6. SERVICE MODE ................................................................................................................................................................. 47
6.1 TEST MODE................................................................................................................................................................. 47
6.2 DVD TEST MODE ........................................................................................................................................................ 81
7. DISASSEMBLY ................................................................................................................................................................... 86
8. EACH SETTING AND ADJUSTMENT ................................................................................................................................ 97
8.1 ADJUSTMENT REQUIRED WHEN THE UNIT IS REPLACED ................................................................................... 97
8.2 FLICKER ADJUSTMENT ............................................................................................................................................. 98
8.3 CALIBRATION ADJUSTMENT(AVIC-W8400NEX, AVIC-Z910DAB)............................................................................ 99
8.4 TOUCH PANEL TEST AND ADJUSTMENT(AVIC-Z810DAB).................................................................................... 100
8.5 DEVICE NUMBER REWRITING (UC MODEL ONLY)................................................................................................ 104
9. EXPLODED VIEWS AND PARTS LIST............................................................................................................................. 105
9.1 PACKING .................................................................................................................................................................... 105
9.2 EXTERIOR (1) ............................................................................................................................................................ 108
9.3 EXTERIOR (2) ............................................................................................................................................................ 110
9.4 EXTERIOR (3) ............................................................................................................................................................ 111
9.5 EXTERIOR (4) ............................................................................................................................................................ 112
9.6 EXTERIOR (5) (AVIC-W8400NEX, AVIC-Z910DAB).................................................................................................. 113
9.8 DVD MECHANISM MODULE (1)................................................................................................................................ 115
9.9 DVD MECHANISM MODULE (2)................................................................................................................................ 117
10. SCHEMATIC DIAGRAM.................................................................................................................................................. 118
10.1 AV UNIT (S_VEHICLE IF) ........................................................................................................................................ 118
10.2 AV UNIT (M_PWIC) .................................................................................................................................................. 119
10.3 AV UNIT (S_DDCON_ACC5_NACC8) ..................................................................................................................... 120
10.4 AV UNIT (POWER) ................................................................................................................................................... 121
10.5 AV UNIT (S_AVSEL)................................................................................................................................................. 122
10.6 AV UNIT (M_E-VOL)................................................................................................................................................. 123
10.7 AV UNIT (DUAL ZONE) ............................................................................................................................................ 124
10.8 AV UNIT (S_HIOUT AMP) ........................................................................................................................................ 125
10.9 AV UNIT (FMAM DISTRIBUTION)............................................................................................................................ 126
10.10 AV UNIT (M_LITHIO) (FMAM)................................................................................................................................ 127
10.11 AV UNIT (M_LITHIO) (TMC)................................................................................................................................... 128