Back Light - Samsung SGH-Q100 Service Manual
Dual band mobile cellular phone
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Also See for SGH-Q100:
- User manual (62 pages) ,
- Manual (62 pages) ,
- Owner's manual (34 pages)
Table of Contents
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5-9. Back Light
Backlight does not work
Check the soldered status of EL pad
Backlight
"ON" mode in
the menu ?
Q301 pin 1 = "High" ?
Check the
connection from CN201
to LCD Module
LCD backlight on ?
END
Y
Y
Y
Y
Y
Y
SAMSUNG Proprietary-Contents may change without notice
SGH-Q100 Flow Chart of Troubleshooting and Circuit Diagram
Select backlight "ON" mode
N
Resolder or change Q301, R308
N
Replace LCD-Keypad PCB
N
Replace LCD-Keypad PCB
N
5-9
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