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KG271
Service manual
LG KG271 Service Manual page 58
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:
Service manual
(125 pages)
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Contents
Table of Contents
Troubleshooting
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Table of Contents
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Checking Flow
R306=2.8V
R308=0.7V
Q300.PIN3=0V
R305=0V
START
Enter the engineering mode,
and set vibrator on.
Check Voltage Level of
R306/R308
OK
Check Voltage Level of
Q300.PIN3 and R305
OK
Replace Vibrator
- 59 -
4. TROUBLE SHOOTING
NG
Change PCB
NG
Change Q300
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