Troubleshooting
4-4-19 Error due to incorrect Indoor Unit Power/Communication Cable Connection
Outdoor unit display
Indoor unit display
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).
● Check for disconnected line after turning off the Main power.
4-62
(wall mount type)
Samsung Electronics