Printed Circuit Board For Rpc, Rpf(I), Units - Hitachi RCI-1.0FSN3 Service Manual

5 Control system
CN8
CN11
CN14
CN17
CN201
EFS1
EFR1
DSW3
DSW4
DSW5, RSW2
DSW7
DWS6, RSW1

5.1.5 Printed circuit board for RPC, RPF(I), 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
• The symbol "■" indicates the position of the DIP switches. The figures show the setting before transmission
or after selection.
• If the "■" mark is not displayed, this indicates that the position of the pin is not affected.
The indoor unit PCB operates with four types of DIP switches, a slide switch and a rotary switch. The position is as follows:
LED1
LED3
LED4
PCN1
PCN2
189
SMGB0077 rev.0 - 01/2013
Connector indication
EF1
EF4
Switch indication
LED indicator
Red
Yellow
Green
Connector indication
Optional output functions
Expansion valve control
Float switch
Swing louver motor 4
PCB1 connection
PCB2 fuse
PCB2 fuse
PCB1 fuse
PCB1 fuse
Capacity code
Unit model code
Refrigerant cycle number
Fuse re-establishing
Indoor unit number settings
This LED indicates the transmission status between the indoor unit
and the remote control.
This LED indicates the transmission status between the indoor unit
and the outdoor unit.
PCB power supply
220 V transformer
Indoor fan motor internal thermostat
5