Connector indication
PCN1 220 V transformer
PCN5 Electric heater for dew protection
PCN6 Drain pump motor
PCN7 Power supply (1-R, 3-S)
PCN201 Power supply (1-R, 3-S)
PCN202 Power supply (1-R, 3-S)
PCN203 DC motor control
PCN301 Terminal board connections
PCN302 PCB2 connection
THM1 Air inlet
THM2 Air outlet
THM3 Liquid pipe
THM4 Remote thermistor
THM5 Gas pipe
CN1 Transformer (pins 1-2: 17.3 V/pins 3-4: 20.8 V)
CN2 Outdoor unit H-LINK II control circuit
CN3 Optional input functions
CN4 Not used
CN7 Optional output functions
CN8 Optional output functions
CN11 Expansion valve control
CN14 Float switch
CN17 Swing louver motor 4
CN19 PCB2 connection
CN25 Not used
CN201, CN202 PCB1 connection
EFS1 PCB2 fuse
EFR1 PCB2 fuse
EF3 PCB1 fuse
EF2 PCB1 fuse
Switch indication
DSW3 Capacity code
DSW4 Unit model code
DSW5, RSW2 Refrigerant cycle number
DSW7 Fuse re-establishing
DWS6, RSW1 Indoor unit number settings
5.1.2 Printed circuit boards for RCD 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.
5 Control system
163
SMGB0063 rev. 1 - 10/2010
5
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