Power On Trouble - LG GS500 Manual

5.2. Power on trouble

Battery voltage higher than 3.35?
32.769Khz Clock At X101 Is OK? Click
26MHz Clock at U504 Is OK? Click TP2
PWRON (TP3) is high before push
the END Key?
PWRON(TP3) is low When Push the END
Power on is OK?
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Only for training and service purposes
Start
Yes
Yes
TP1
Yes
Yes
Yes
Key?
Yes
END
5. TROUBLE SHOOTING
GS500 service manual
No
Change or Charge the Battery
No
Check soldering or change X101
No
Check soldering or change
U102,U504,X501
No
Resoldering R218
No
Check soldering R202
No
Change the main board
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