Samsung AC009BNLDCH Service Manual page 292

PCB Diagram and Parts List
CN810 : STEP MOTOR
①
(V-Blade)
#1: 12V
#2: SIGNAL1
#3: SIGNAL2
#4: SIGNAL3
#5: SIGNAL4
CN340 : WIRED REMOCON
⑤
#1: COM2_Tx
#2: COM2_Rx
#3: COM2_INVERSE
#4: COM2_ENABLE
#5: EXT_CTRL
#6: COMP_CHK_OUT
#7: ERROR_CHK_OUT
#8: COM2_PS_OUT
#9: SGND
#10: 12VDC
#11: COM2_PCTRL_MICOM
#12:COM2_VCHECK_A
#13:COM2_VCHECK_B
#14:COM2_MICOM_AD
CN900 : BLDC MOTOR
⑨
#1: 310VDC
#2: NULL
#3: P_GND
#4: 15VDC
#5: MOTOR SIGNAL
#6: FEEDBACK SIGNALL
5-14
CN800 : STEP MOTOR
②
(H-BLADE1)
#1: 12V
#2: SIGNAL1
#3: SIGNAL2
#4: SIGNAL3
#5: SIGNAL4
CN100 : DISPLAY & Thermistor
⑥
#1: LED_DIO
#2: 5VDC
#3: LED_CLK(DIS)
#4: SGND
#5: LED_STB(DIS)
#6: H_ROOM_TEMP
#7: AUTO_SW
#8: HUM_SENSOR
#9: SGND
#10: ROOM_TEMP
#11: 5VDC
#12: SGND
#13: REMOCON_INT(DIS)
#14: EVA_IN_TEMP
#15: REMOCON_SIGN_
OUT(DIS)
CN410 : ROOM SENSOR2
⑩
#1: ROOM_TEMP_2
#2: GND
CN801 : STEP MOTOR
③
(H-BLADE3)
#1: 12V
#2: SIGNAL1
#3: SIGNAL2
#4: SIGNAL3
#5: SIGNAL4
#16: GND
#17: NULL
#18: EVA_OUT_TEMP
#19: NULL
#20: SGND
#21: NULL
#22: NULL
#23: 12VDC
#24: NULL
#25: MDS_2(DIS_DETECT)
#26: NULL
#27: MDS_1(DIS_DETECT)
#28: 5VDC_1
CN320 : 485COMM
⑪
#1: F1
#2: NULL
#3 : F2
④
CN230 : DOWNLOAD
#1: COM1_RXD
#2: COM1_TXD
#3: nTRST
#4: TDO
#5: TCK
#6: TDI
#7: TMS
#8: TraceCLK
#9: SGND
#10: 5VDC
#11: 5VDC
#12: MODE0
#13: RESET_IN
#14: Trace3
#15: AS_PRO_B
#16: AS_PRO_A
#17: SGND
#18: Trace_2
#19: Trace_1
#20: Trace_0
7 CN805 : EEV
⑦
#1: EEV_B_bar_OUT
#2: EEV_A_bar_OUT
#3: EEV_B_OUT
#4: EEV_A_OUT
#5: 12V
#6: 12V
CNP100 : AC POWER
⑧
#1 : L
#2 : NULL
#3 : N
#4 : NULL
#5 : GND
CN870 : EEPROM
⑫
#1: SGND
#2: NULL
#3: 5VDC
#4: EEPROM_CS
#5: EEPROM_MISO
#6: EEPROM_MOSI
#7: EEPROM_CLK
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