5 Control system
186
SMGB0077 rev.0 - 01/2013
Connector indication
THM2 Air outlet thermistor
THM3 Liquid pipe thermistor
THM4 Not used
THM5 Gas pipe thermistor
CN1 Motor for fan indoor
CN2 Terminal board
CN3 Not used
CN7 Not used
CN8 Not used
CN11 Expansion valve
CN12 Air panel motor for auto-louver
CN14 Float switch
EFR1 PCB1 fuse
EF2 Not used
Switch indication
DSW3 Capacity code
DSW4 Unit model code
DSW5, RSW2 Refrigerant cycle number
DWS6, RSW1 Indoor unit number settings
DSW7 Fuse re-establishing
DSW9 Not used
5.1.3 Printed circuit boards for RCIM-FSN2 indoor units
C A U T I O N
Turn off the power supply before setting the DIP switches. If not, the settings will not be valid.
N O T E
• Thesymbol“■”indicatesthepositionoftheDIPswitches.Theguresshowthesettingbeforetransmission
or after selection.
• Ifthe■markisnotdisplayed,thisindicatesthatthepositionofthepinisnotaffected.
The indoor unit PCB operates with ve types of DIP switches and two rotary switches. The position is as follows:
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