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10. PCB Diagram
10-1 Indoor PCB
1
2
3
26
25
24
AC Power
1
FAN SSR
2
Drain Pump
3
Ventilator
4
FAN TAP
5
Indoor Address S/W(Main, RMC)
6
Indoor Option S/W
7
DC12V OUT(Wired Remote Controller Power)
8
Communication1(Outdoor_F1/F2)
9
Communication2(Wired Remocon_F3/F4)
10
Display
11
External control OUT(ERROR, COMP. Status)
12
Heater discharge temp. sensor
13
Samsung Electronics
4
5
23
The red number connecter is not used.
6
22
21
20 19
18
17
Eva-out temp. sensor
14
Room/Eva-in temp. Sensor
15
RPM Feedback(HALL-IC)
16
External control IN(ON/OFF Control)
17
Floating Switch
18
SUB-PCB Connection
19
Electrical Expansion Valve(EEV)
20
Panel Louver(Stepping Motor)
21
Micom Program Download
22
SSR FAN CONTROL
23
Trans-Out
24
Trans-In
25
SSR(3A)
26
7
8
9
10
16
15
14
13
12
11
10-1
- Quick Links:
- Indoor Display Error and Check Method
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