Printed Circuit Board For Rpc-Fsr (Pi153) - Hitachi RCI-1.0FSR Service Manual

4 Control system

Printed circuit board for RPC-FSR (PI153)

4.4 Printed circuit board for RPC-FSR (PI153)
81 SMGB0137 rev.0 - 05/2021
LED1
LED3
LED4
LED5
LED6
TB1
TB2
EFR1
EF2
PCB1
NF1
THM1
THM2
THM3
THM4
THM5
CN1
CN2
CN3
CN7
CN8
CN11
CN14
DSW3
DSW4
L3
DSW5,
RSW1
DSW6,
RSW2
DSW7
DSW9
LED indicator
This LED indicates the transmission
Red status between the indoor unit and
the remote control.
This LED indicates the transmission
Yellow status between the indoor unit and
the outdoor unit.
Red PCB power supply
Red PCB power supply high voltaje
Green Not used
Connector indication
Terminal board (Power)
Terminal board (Control)
Fuse 5A
Fuse 0.5A
Printed circuit board
Noise filter
Air inlet thermistor
Air outlet thermistor
Liquid pipe thermistor
Optional connector (for remote temperature sensor)
Gas pipe thermistor
Printed circuit board 2
Terminal board
Optional input functions
Aerial connector
Optional output functions
Expansion valve
Float switch
Switch indication
Capacity code
Unit model code
Refrigerant cycle number setting
Indoor unit number setting
Transmission recovery
Optional function
4