Samsung AM048FXMDCH - Page 79

76 Samsung Electronics
PCB Diagram
①
CN101-AC INPUT
②
CN701-HOT GAS
③
CN702-4WAY VALVE 1
④
CN703-BASE HEATER
#1: L
#3: N
#1: L
#3: N
#1: L
#3: N
#1: L
#3: N
⑤
CN704-4WAY VALVE 2
⑥
CN403- TEMP SENSOR
⑦
CN306 -
MICOM DOWNLOAD
⑧
CN802-EEV 1
#1: L
#3: N
#1 : OUT TEMP
#2,4,6,8: GND
#3 : COND TEMP
#5 : DISCHARGE TEMP
#7 : OLP SENSOR
#1~4: EEV CONTROL
#5,6: 12V
⑨
CN806-E2P MODULE
⑩
CN002-HIGH P S/W
⑪
CN803-EEV 2
⑫
CN001-Flow S/W
#1: INPUT
#2: GND
#1~4:EEV CONTORL
#5: 12V
#1: INPUT
#2: GND
⑬
CN804-EEV 3
⑭
CN406-
⑮
CN805-EEV 4
⑯
CN801-
EXTERNAL CONTROL OUT
#1~4: EEV CONTROL
#5: 12V
#1~4: EEV CONTROL
#5: 12V
#1,3: 12V
#2: ERROR CHECK OUT
#4: COM CHK OUT
⑰
CN305-COMM INV PBA
⑱
CN501-
SELECT COOLING ONLY
⑲
CN401-LOW P SENSOR
⑳
CN401-HIGH P SENSOR
#2: INPUT
#3: GND
#4: VCC
#1: INPUT
#3: GND
#4: VCC
㉑
CN401-MID P SENSOR
㉒
CN302-COMM SUB PBA
㉓
CN303-
COM INDOOR UNIT
㉔
CN103-EARTH
#1: INPUT
#2: GND
#4: VCC
Main PCB: AM036/048/053FXMDCH (cont.)