LG KG320 - Page 71

4. TROUBLE SHOOTING
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SETTING : Enter the engineering mode, and set vibrator on at vibration of BB test menu
Is the voltage at pin 6
of Q201 near 0V?
Yes
Check soldering D201
Resolder D201
Vibrator will work properly
Replace Vibrator.
Check the soldering
of R202.
Resolder R202.
Replace Q201
No
No
Yes
No
Yes
START
Check connection vibrator
Connect vibrator
No
Yes
Checking Flow