Q Coin Motor - LG -P500 Service Manual

4.17 Q coin Motor

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