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28
When the Need Arises
Troubleshooting
LED ON OUTDOOR UNIT PCB
2AMXMseries
GREEN
MICROCOMPUTER NORMAL
LED-A
DIAGNOSIS
NORMAL CHECK INDOOR UNIT
[NOTE 1]
●
POWER SUPPLY FAULT OR [NOTE 2]
GREEN NORMALLY FLASHING
ON
FLASHING
●
OFF
NOTE
• Turn the power off and then on again. If the LED display recurs, the outdoor unit PCB is faulty.
• Diagnosis marked
* Do not apply to some cases. For details, refer to the service guide.