Fujitsu ARYG72LHTA Service Instruction page 106

 Error status
Function Rotary SW of External
setting / input and output PCB
60-09 / B
60-00 / 2
60-00 / 1
6 0 1 - 0 /
6 - 0 1 1 /
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
6 0 0 - 0 /
Output signal
On
Low → High
Off
High → Low
Output of indoor unit
External input and output
C
D
Error
Indoor unit
Normal
High
CN47
Low
On
Output 1, 2, 3
Off
Output of indoor unit
External input and output
1
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
O u p t
External output
CN47
Output 2
PCB
O u p t
Condition
03-19
Output
Command
signal
Low → High
High → Low
Off → On
On → Off
Off → On
O n → Off
Off → On
t u 3
On → Off
Output
Command
signal
Low → High
High → Low
Off → On
On → Off
Off → On
t u 3
On → Off
Error
Normal
Error
Normal
Error
Normal
Error
Normal
Fan run
Fan stop
Fan run
Fan stop
Fan run
Fan stop