2-1
SECTION 2 ELECTRICAL
ELECTRICAL TROUBLESHOOTING GUIDE
All POWER CHECK
LCD IS NOT OPERATED.
MICOM FLASH RE-DOWNLOAD
(CN400)
CN2903(LCD_5 V 49, 48, 47PIN CHECK)
AVDD(CN2905 8PIN), DVDD(CN2905 44PIN)
VGH(CN2905 10PIN), VGL(CN2905 9PIN),
VCOM(CN2905 5PIN)
NO
POWER
YES
CN2905(47, 48, 49, 50PIN CHECK)
VLED+, VLED- CHECK
NO
BACKLIGHT
YES
VCOM(CN2905) CHECK
NO
BRIGHT
YES
TOUCH IS NOT OPERATED.
CONNECTOER (CN2103) CHECK
IC2603 2PIN CHECK(3.3 V)
NO
POWER
YES
OK
1. FRONT PART
• FRONT_LCD ERROR
• FRONT_TOUCH ERROR
Содержание LAN5200WR1
Страница 12: ...ACTIVE ANTENNA NG OK IC106 CHECK NO IC106 8PIN 5 V YES IC106 CHECK NO D116 2PIN 12 V YES ACTIVE ANTENNA NG 2 7...
Страница 17: ...2 12...
Страница 28: ...2 34 2 33 BLOCK DIAGRAMS 1 FUNCTION BLOCK DIAGRAM...
Страница 40: ...6 MAIN DAB CIRCUIT DIAGRAM A B C D E F G H I 1 2 3 4 5 6 MAIN DAB EAX64206903_0_1 0 SD 5 2012 02 03 2 58 2 57...
Страница 48: ...14 MAIN GPS CIRCUIT DIAGRAM A B C D E F G H I 1 2 3 4 5 6 MAIN GPS EAX64206903_0_1 0 SD 13 2012 02 03 2 74 2 73...
Страница 49: ...PRINTED CIRCUIT BOARD DIAGRAMS 1 FRONT P C BOARD 2 75 2 76 TOP VIEW...
Страница 50: ...BOTTOM VIEW 2 77 2 78...
Страница 51: ...2 MAIN P C BOARD 2 79 2 80 TOP VIEW...
Страница 52: ...BOTTOM VIEW 2 81 2 82...
Страница 53: ...2 83 2 84...