4. TROUBLE SHOOTING
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4. TROUBLE SHOOTING
CHECKING FLOW
SETTING : Enter the engineering mode, and set vibrator on at vibration of BB test menu
START
YES
NO
Replace vibrator
YES
Vibrator
Working well !
Check the soldering
of vibrator ?
Resolder the Pad.
YES
Replace U302
NO
Is the voltage at VB301
(+) high?
Check the TP310.
Is PWM Signal OK?
Replace U102
NO
YES