LG SxS Service Manual page 34

EXPLATION FOR MICOM CIRCUIT
1) Check load driving status
GEARED
Type of Load
MOTOR
Measuring part IC7-No.16
ON
Status
OFF
2) Lever S/W sensing circuit
Measuring part
Lever S/W
On(Press)
OFF
WATER VALVE
SOLENOID
CUBE
ICE
IC7-No.15 IC7-No.14
Within 1 V
IC1(Micom) No.15 (16)
5 V
0 V
- 34 -
PILOT
VALVE
WATER
IC7-No.13 IC7-No.12
12 V
(60 Hz)
5V
SOLENOID HOME BAR
DISPENSER HEATER
IC7-No.11 IC7-No.10