4. TROUBLE SHOOTING
- 139 -
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Only for training and service purposes
LGE Internal Use Only
͑
ͽͶ͑ͺΟΥΖΣΟΒΝ͑ΆΤΖ͑ΟΝΪ͑
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G
G
TP1
TP2
TP4
TP3
TP1
TP2
TP4
TP3
R623
1K
C634
0.1u
VA604
DNI
Q601
C
B
E
100K
R627
R613
100K
U601
B2
C1
A1
B1
B3
C2
A3
C3
IN-
VDD
IN+
VO+
_SHUTDOWN
VO-
BYPASS
GND
VREG_MOTOR_3.3V
C633
0.1u
VREG_MOTOR_3.3V
R622
4.7K
51K
R624
R626
1K
C635
10n
51K
R625
L602
1.2n
VB600
2
1
VA605
DNI
L601
1.2n
LIN_PWM_FREQ
MOTOR_N
MOTOR_N
MOTOR_P
MOTOR_P
1%
(Q-Coin)
1%
MOTOR
1%
Q-coin MOTOR
1%
1%
1%
TP4
TP1
TP2
TP3