Main Pcb - LG ARUN096DT2 Service Manual

I Main PCB
CN29 TO INVERTER BOARD
( INVERTER PCB COMMUNICATION TERMINAL)
CN38 EEV-OUT
( OUTDOOR ELECTRONIC EXPANSION VALVE)
CN40 EEV-SC
( SUBCOOLING CIRCUIT ELECTRONIC EXPANSION VALVE)
CN44 P(I) S/W
( INV COMP HIGH PRESSUR SWITCH))
CN43 P(C) S/W
( CONSTANT COMP HIGH
PRESSURE SWITCH)
CN17 LIQ(C)
( CONSTANT COMP LIQUID VALVE
CN16 LIQ(I)
( INVERTER COMP LIQUID VALVE
CN15 AC FAN
( AC FAN POWER SUPPLY)
CN14 MAGNET(C)
( CONSTANT COMP MAGNETIC
SWITCH)
CN13 HOT GAS
( HOT GAS SOLENOID VALVE)
CN11 HEATER(C)
( CONSTANT COMP HEATER)
CN10 HEATER(I)
( INVERTER COMP HEATER)
CN09 4WAY
(4 WAY REVERSING VALVE)
CN08 AC 220 V
(220 V POWER INPUT TERMINAL)
JIG1, JIG2
( JIG POWER TERMINAL : AC 220V)
Copyright ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
CN27 STD_COMP CT1
(CONSTANT COMP CURRENT SENSOR)
CN32 P-SENSOR(L)
(LOW PRESSURE SENSOR)
- 29 -
Wiring Diagrams
SW01S RESET
(RESET BUTTON)
CN04 FLASH_WRITE
(ONBOARDING TERMINAL)
CN05 TO JIG
(JIG CONNECTION TERMINAL: LGMV)
SW02V AUTO ADDRES
(AUTO ADDRESSING SWITCH)
CN41 CEN CONTROL
(CENTRAL CONTROL TERMINAL)
CN33
SC-OUT
(SC CIRCUIT OUTLET TEMP SENSOR)
SC-IN
(SC CIRCUIT INTLET TEMP SENSOR)
SUCTION
(SUCTION TEMPERATURE SENSOR)
CN34
DISCHARGE(I)
(INV DISCHARGE TEMP SENSOR)
HEX1
(OUTDOOR HEX TEMP SENSOR 1)
HEX2
(OUTDOOR HEX TEMP SENSOR 2)
CN35
AIR
(OUTDOOR TEMPERATURE SENSOR)
SUCTION
(SUCTION TEMPERATURE SENSOR)
DISCHARGE(C)
(CONST COMP DISCHARGE
TEMP SENSOR)
CN30 P-SENSOR(H)
(HIGH PRESSURE SENSOR)
LGE Internal Use Only