LG KG920 Service Manual page 91

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4. TROUBLE SHOOTING
Checking Flow
START
I/O Connector(CN300)
Is well-soldered ?
YES
Voltage at anode of
D200 = 5.2V ?
YES
D200, U205 are
well-soldered?
YES
Voltage across R218is
about 1.2V?
YES
Battery is charged?
YES
Charging is
properly operating
Figure 4-30.
Resolder the CN300
NO
Pin 4,5 : VCHARGE
Pin12,19,26 : GND
NO
The TA is out of order
Change the TA
NO
Resolder the
D200,U205
NO
Replace the
D200,U205
The battery may have
NO
problems.
Change the battery.
- 92 -

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