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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
Is the voltage at pin 6
of Q401 near 0V?
Yes
Check the contact state
of CN403
Yes
Check the Coaxial Cable
Yes
Check the soldering of
vibrator at Folder
Yes
Replace Vibrator.
No
Check the soldering
of R413.
Yes
Replace Q401
No
No
No
Vibrator will work properly
- 76 -
No
Resolder R413.
Re-contact 402
Replace Coaxial Cable
Resolder vibrator.
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