Operations cannot be performed through the remote control unit

Operations cannot be performed through the remote control unit.

Batteries are worn out. Replace with new batteries. link

Operate the remote control unit within a distance of about 7 m from this unit and at an angle of within 30°. link

Remove any obstacle between this unit and the remote control unit.

Insert the batteries in the proper direction, checking the Thread-Plus and Tread-Minus marks. link

The set’s remote control sensor is exposed to strong light (direct sunlight, inverter type fluorescent bulb light, etc.). Move the set to a place in which the remote control sensor will not be exposed to strong light.

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