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Flow chart of Troubleshooting and Circuit Diagram
5-17
5-10 Back Light (for Color Main LCD)
END
Backlight does not work
Select LCD Contrast high level
LCD Contrast high level
in the menu ?
U201 pin 4 = "H" ?
No
Yes
Yes
No
Replace the PBA
Check for the pluse signal
at CN201 pin 26
Replace the LCD module
No
Yes
U801 pin 2 = "H" ?
Resolder U801
Yes
Check the circuit
related to SW801
No
END
Summary of Contents for SGH-T100
Page 2: ...Samsung Electronics Co Ltd Printed in Korea 04 2002 Rev 1 0 GH68 02699A ELECTRONICS ...
Page 12: ...1 10 Exploded Views and Parts List 1 10 Battery Charger BATTERY CHARGER GH44 00279A ...
Page 13: ...2 PCB Diagrams 2 1 Main Top PCB Diagrams 2 1 ...