Troubleshooting - Samsung NS***CDXEA Series Installation Manual

A T roubleshooting
Detection of errors
 If an error occurs during the operation, one or more LED flickers and the operation is stopped except the LED.
 If you re-operate the air conditioner, it operates normally at first, then detect an error again.
LED Display on the indoor unit
LED Display
Abnormal conditions
Power reset
Error of temperature sensor in
indoor unit (OPEN/SHORT)
Error of the indoor unit pipe
sensor
Error of the outdoor unit pipe
sensor
Communication error
(Transmitter, wired remote
control)
Communication error between
indoor units
Freeze prevention control
(Errors occur during 6th detection)
Error of peripherals option
set-up
EEPROM error
EEPROM option error
On Flickering X Off

 If you turn off the air conditioner when the LED is flickering, the LED is also turned off.
 If you re-operate the air conditioner, it operates normally at first, then detects an error again.
Indicators
Remarks
Displayed on appropriate
indoor unit which is
operating
Displayed on appropriate
indoor unit which is
operating
Displayed on appropriate
indoor unit which is
operating
Displayed on outdoor unit
Error of indoor unit:
Displayed on the indoor
unit
regardless of operation
Error of outdoor unit:
Displayed on the indoor
unit
which is operating
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