Samsung AM007FN1DCH/AA Service Manual page 325

PCB Diagram and Parts List
360 cassette (cont.)
■
MAIN PCB
① CN100 – POWER TO MAINCONNECTOR
#1, 2 : 12V
#3, 4 : SGND
#5 : 5V
#6 : FUSE SHORT/OPEN CHK
#7 : 15V OUTPUT ON/OFF
#8 : ZEROCROSSING SIGNAL
#9 : ZC STANDBY MODE ON/OFF
#10 : MAIN FAN MOTOR PWM
#11 : MAIN FAN MOTOR F/B
#12 : F3 - WIRED REMOTE CONTROL
COMMUNICATION
#13 : F4 - WIRED REMOTE CONTROL
COMMUNICATION
#14 : F1 - INDOOR/OUTDOOR
COMMUNICATION
#15 : F2 - INDOOR/OUTDOOR
COMMUNICATION
⑤
CN201 – EEPROM
#1 : SGND
#2 : NC
#3 : 5V
#4 : EEPROM_SELECT
#5 : EEPROM_SO
#6 : EEPROM_SI
#7 : EEPROM_CLK
⑨
CN230 – DOWNLOAD
#1~20 : DOWNLOAD
⑬
CN804 – VENTILATOR
#1 : VENT (MICOM OUTPUT)
#2 : BUFFER OUTPUT(HIGH/LOW)
5-36
② CN801 – SPI
#1 : SGND
#3 : 12V
#2,4 : NC
⑥
CN81, 83 – AIM-B14
[CN81]
#1, 3 : 12V
#2 : ERROR CHK (12V JUNCTION)
#4 : COMP CHK (12V JUNCTION)
[CN83]
#1 : EXT_CTRL (5V)
#2 : SGND
CN413 – EVA
⑩
TEMPERATURE SENSOR
#1 : EVA IN TEMP
#3 : EVA OUT TEMP
#5 : DISCHARGE TEMP
#2, 4, 6 : SGND
③ CN310 – 2WIRE SUB
#1 : 12V [CN501]
#2 : COM2_PCTRL_MICOM #1, 2 : BUZZER
#3 : COM2_VCHECK_A #3 : CENTER 3 COLOR LED -
#4 : COM2_VCHECK_B BLUE
#5 : COM2_MICOM_AD #4 : CENTER 3 COLOR LED -
#6 : VCC STANDBY MODE GREEN
ON/OFF #5 : CENTER 3 COLOR LED -
#7 : COM2_ENABLE RED
#8 : COM2_C #6 : CENTER LED – ICE BLUE
#9 : COM2_D #7~10 : CENTER LED
#10 : COM2_TX [CN502]
#11 : COM2_RX #1 : 12V
#12 : SGND #2~6 : VISUALIZATION LED
#7~11 : REMOTE CONTROL
RECEIVER PBA CONNECTION
⑦ CN950 –
⑦
SUCTION FAN
#1, 5, 9 : SUCTION VCC (12V) #1 : ROOM TEMP
#2, 6, 10 : SUCTION FAN F/B #2 : SGND
#3, 7, 11 : SGND
#4, 8, 12 : SUCTION PWM
⑪
CN411 – FLOAT SW
#1 : FLOAT SW #1 : DRAIN PUMP (12V)
#2 : SGND #2 : SGND
④ CN501, 502
CN412 – INDOOR
⑧
TEMPERATURE SENSOR
⑫
CN802 – DRAIN PUMP
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