5-18
Flow chart of Troubleshooting and Circuit Diagram
5-11 Back Light (for sub LCD & Key)
Yes
END
Backlight does not work
Select backlight "ON" mode
Backlight "ON" mode
in the menu?
R811 = "H" ?
GPO1 by test S/W
No
Yes
Yes
No
Check the
CN201 pin 21
Check the CN201 pin 21 = "H" ?
LCD backlight on ?
Replace EL sheet
No
Yes
No
LCD BACKLIGHT
KEY PCB LED
Resolder R811, R812
Q802 pin 1 = "H" ?
No
Yes
Resolder Q802
Q802 pin 3 = "L" ?
No
Yes
Yes
END
Key LED on ?
Resolder R801~R808
and D800~D807
No
Содержание SGH-T100
Страница 2: ...Samsung Electronics Co Ltd Printed in Korea 04 2002 Rev 1 0 GH68 02699A ELECTRONICS ...
Страница 12: ...1 10 Exploded Views and Parts List 1 10 Battery Charger BATTERY CHARGER GH44 00279A ...
Страница 13: ...2 PCB Diagrams 2 1 Main Top PCB Diagrams 2 1 ...
Страница 14: ...2 2 Main Bottom PCB Diagrams 2 2 ...
Страница 40: ...5 14 Flow chart of Troubleshooting and Circuit Diagram U400 CN201 REC PWO1P PW01N 7 17 REC REC ...