Troubleshooting
4-62
Samsung Electronics
4-4-19 Error due to incorrect Indoor Unit Power/Communication Cable Connection
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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).