External Input And Output - Fujitsu ASUG12LZAS Service Manual

2. External input and output

PCB External input
Operation/Stop
Forced stop
Forced thermostat off
External input and
output
(UTY-XCSXZ2)
External input and output PCB
SW301
CN314
CN313
CN312
CN311
CN310
CN308
External output
Operation status
Error status
—
Indoor unit fan
operation status
External heater output
- (05-11) -
SW302 Rotary switch
To CN6 on Indoor unit PCB
Connector
CN313/
CN314
—
CN313
CN310
CN311
CN312
Input select Input signal
Edge/Pulse
Dry contact/
Apply voltage
Edge
— —
2. External input and output