Fujitsu ABYG36KRTA Service Manual page 159

¢ Error status
Function Rotary SW of External
setting / input and output PCB
60-09 / B
60-00 / 2
60-00 / 1
60-10 / C
60-11 / D
The output is ON when an error is generated for the indoor unit.
¢ Indoor unit fan operation status
Function Rotary SW of External
setting / input and output PCB
60-10 / C
60-00 / 2
60-09 / B
60-11 / D
60-00 / 1
Output signal
On
Low → High
Off
High → Low
3-4. Details of function
Output of indoor unit
External input and output
Error
Indoor unit
Normal
High
CN47
Low
On
Output 1, 2, 3
Off
Output of indoor unit
External input and output
The indoor unit fan is operating.
The fan is stopped or during cold air prevention.
During thermostat off when in dry mode operation.
Fan run
Indoor unit
Fan stop
High
CN47
Low
On
Output 2, 3
Off
External output
CN47
Output 1
Output 2
PCB
Output 3
External output
CN47
Output 2
PCB
Output 3
Condition
- (05-19) -
Output signal Command
Low → High Error
High → Low Normal
Off → On Error
On → Off Normal
Off → On Error
On → Off Normal
Off → On Error
On → Off Normal
Output signal Command
Low → High Fan run
High → Low Fan stop
Off → On Fan run
On → Off Fan stop
Off → On Fan run
On → Off Fan stop
3. External input and output for indoor unit