Samsung AM009KNQDCH/TC - Error Due to Incorrect Indoor Unit Power;Communication Cable Connection

Troubleshooting
Samsung Electronics 345
4-4-21 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
LED Displays
18
o
C 21
o
C Reservation 24
o
C 27
o
C
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)