Service manual

Service Manual SM-MDS_(i) 17
MC201-C
Remark:
No No
1 Steping Motor 11 Dipswitch 3 (SW3)
2 EXV2 12 Dipswitch 4 (SW4)
3 EXV1 13 Dipswitch 1 (SW1)
4 A
pc
& B
pc
(Centralize Control) 14 Dipswitch 2 (SW2)
5 A
in
& B
in
(Outdoor Communication) 15 MC201-C PCB
6
T_Room - Room temperature
16 PCB Software Version
7
T_IN - Inlet coil temperature
17 Swing
T_MID - Midlet coil temperature
18 Pump
T_OUT - Outlet coil temperature
19
Fan Motor – HI FAN, MI FAN, LO FAN
8 MC301 Wired Hanset Connector 20 LIVE
9 Display Board & IR Receiver 21 NEUTRAL
10 Reset Button
MC201-C is a common PCB for all M(5)CKD-A/C, M(5)CMD-D/E, M(5)CCD-C, MDBD and
M(5)WMD-G (except M(5)WMD20/25G) indoor unit. The figure above shows the locations for all
dipswitches, buttons, electrical connections and sensor connections.
3
1
2
3
4
5 6 7 8 9
21
20
19
17 1810
11
12 13
14
16
15