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Flow Chart of Troubleshooting
9-28
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9-1-9 : Abnormal Vibrator operation
V_MOTOR33
CE
GND 2
GND
5
4
NC
1
VDD
VOUT
3
U710
6
C750
V_BAT
C716
MOTOR_EN
Drive vibrator
U710 pin3
output = high?
Check
U710,C805,D800,TA808
NO
YES
MOT800 Pin1
output=high?
Check
C805,D800,TA808
NO
YES
Check motor
END
Replace
Motor
NO