Fcq71, 100, 125B - Daikin FCQ35B7V1 Service Manual

ESIE05-04
6.3

FCQ71, 100, 125B

PCB The illustration below shows the PCB connectors.
X20A
Connectors The table below describes the PCB connectors.
Connector
X5A
X10A
X11A
X15A
X18A
X19A
X20A
X24A
X25A
X27A
X33A
X35A
X36A
X40A
X60A
X61A
Part 1 – System Outline
X27A X11A X11A X10A
X25A
Connected to Description
X1M Terminal strip for P1/P2
T1R Transformer secondary side
T1R Transformer primary side
S1L Float switch
R2T Coil thermistor (liquid)
R1T Air thermistor
M2F Fan motor (power supply)
X2A on A3P X24A is connected when the wireless remote control is used.
M3P Drain pump motor
X2M Power supply & communication
X1A on KRP1B Connector for wiring adaptor KRP1B
X1A on KRP4 Connector to group control adaptor power supply (16VDC) for
optional PCB KRP4
M1A Swing flap motor
– Connector for remote ON/OFF, Forced OFF
X1A on DTA112 Connector for interface adaptor
X2A on DTA112 Connector for interface adaptor
X33A X19A X60A X61A
X18A X36A X40A
PCB Layout
1
X5A
X35A
X24A
3
X15A
4
5
1–109