Power input after power off
• UCheck the transmission signal of remocon
- Liquid crystal remocon: signal blinked
- Button remocon: LED blinked
• UCheck the product receiving
- Buzzer sounds.
- If there is no remocon transmission signal,
check the battery or remocon operation.
- If product receiving is not checked,
check the display PCB.
- In cooling mode, if compressor is stopped, blower is operated at low fan.
- In dehumidifying mode, to enhance the dehumidifying effect, blower is operated at low fan.
- In heating mode, blower is stopped or operated at low fan according to the situations
(defrosting, hot start, compressor off).
- In Sleep operation mode, blower is operated without switched-over (low or middle fan).
- In artificial intelligence mode, room fan switching-over is not possible by remocon.
Operation ON by remocon
Switchover the air flow by remocon.
PCB ass'y check
Display PCB assy check
- Connector/damage
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