Samsung SGH D900i Service Manual - Page 52

Back Light for Color Main LCD

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Flow Chart of Troubleshooting 9-9. Back Light (for Color Main LCD) Backlight does not work Yes Is LCD Contrast set on high level in the Menu? Yes CN701 PIN 46 = H ? Yes END No Set LCD Contrast on high level No Resolder CN701 or change PBA 9-15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization

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SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
This Document can not be used without Samsung's authorization
9-15
9-9. Back Light (for Color Main LCD)
Backlight does not work
Yes
Is LCD Contrast set on high
level in the Menu?
No
Set LCD Contrast on high level
Yes
Resolder CN701 or change PBA
No
CN701 PIN 46 = H ?
Yes
END