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Only for training and service purposes
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4. TROUBLE SHOOTING
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ͽͶ͑ͺΟΥΖΣΟΒΝ͑ΆΤΖ͑ΟΝΪ͑
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4.17 Q coin Motor
Q coin Motor is worked as below :
touch touch-window
Î
Vibration feedback
U601 : Used the PWM pulse
Measurement
VREG_MOTOR_3.3V
LIN_PWM_FREQ
MTR_N_2sub/MTR_P_2sub
Output of U602 OK?
(L42-L18)
Yes
No
VREG_MOTOR_.V(C624) is .V?
LIN_PWM_FREQ(U602)is working?
START
Check SW
Change the Q coin Motor(VB700)
Yes
No
Reboot
Check an U602 SMT status by X-ray, Exchange it
Work well?
Yes
No
END
Measurement
VREG_MOTOR_.V
LIN_PWM_FREQ
MTR_N_2sub/MTR_P_2sub