Main Pcb - Samsung AHU Series Service Manual

PCB Diagram and Part List

5-2-3 MAIN PCB

AC024JXADCH, AC030JXADCH, AC036JXADCH, AC042JXADCH, AC048JXADCH, AC054KXADCH
20 19
1
2
3
4
No Part Code
1 3711-003404
2 3711-003406
3 3711-003407
4 3711-000203
5 3711-002001
6 3711-007817
7 3711-000024
8 DB65-00320A
9 3711-000744
10 3711-000177
11 3716-001162
12 3711-005096
13 3711-007069
14 3711-007325
15 3711-001038
16 3711-000939
17 3711-000176
18 3711-000997
19 3711-001036
20 3711-001084
5-6
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18 17
5 6
Local
CN703
CN702
CN701
CN101
CN306
CN806
CN501
CN304
CN103
CN303
CN003
CN302
CN402
CN401
CN305
CN801
CN12
CN803
CN802
CN403
16 15 14 13
7
Function
BASE-HEATER
4WAY-1
HOTGAS
POWER
DOWNLOAD
EEPROM
MODE SELECTOR
DRED
EARTH
COMM-INDOOR
QUIET S/W
COMM-OPTION
HIGH PRESSURE S/W
LOW PRESSURE S/W
COMM INV
ERROR/COMP CHECK
DC12V
EEV1
EEV4
OUT TEMP/COND/DISQ/OLP
12
11
10
9
8
Description
YW396-03AV BLU
YW396-03AV YEL
YW396-03AV RED
YW396-03AV WHT
YDW200-20P BLK
B7P-MQ WHT
SMW250-03 WHT
DAPC-2009-6P BLK
YDW236-01 WHT
YW396-02V RED
BR-7623-2P BLK
SMW200-05 BLK
B04B-XARK-1 RED
B04B-XARK-1 BLU
SMW250-06 WHT
SMW250-04 RED
YW396-02V BLU
SMW250-05 BLU
SMW250-06 BLU
SMW250-08 WHT
Samsung Electronics