Samsung AM018KNQDCH/AZ - Error Due to Incorrect Indoor Unit Power;Communication Cable Connection

Troubleshooting
4-62 Samsung Electronics
4-4-19 Error due to incorrect Indoor Unit Power/Communication Cable Connection
● Check for disconnected line after turning off the Main power.
Outdoor unit display
Indoor unit display
(wall mount type)
Criteria • Check for Power input(220V) for the Terminal block(F1/F2).
Cause of problem • Apply power (220V) to the terminal of the indoor unit communication block (F1/F2).