29
MS-GK36VAT
Yes
Replace the batteries.
(Refer to 9-1.4.)
Turn ON a radio to AM and press
STOP/OPERATE (OFF/ON) button on
the remote controller.
Is noise heard from radio?
Are there any fluorescent lights of
inverter or rapid-start type within the
range of 1 m?
Measure the voltage between receiver P.C. board connector CN301 No.2 and No.3 when
the remote controller button is pressed.
Is the voltage approximately 4 VDC?
Replace the indoor electronic control
P.C. board.
Replace the receiver P.C. board.
Replace the remote controller.
Reinstall the unit away from lights.
Attach a filter on receiving part.
Press STOP/OPERATE (OFF/ON)
button on the remote controller.
Is LCD display on the remote con-
troller visible?
Remove batteries, then set them back and
press the RESET button. (Refer to 9-1.4.)
Check if the unit operates with remote con-
troller.
Yes
Does the unit operate with remote
controller?
Yes
OK
No
(not clear)
Yes
No
No
No(5 VDC or 0 VDC)
No
Yes
1 Look at the image of the signal transmitting section of
the remote controller through the monitor of a digital
camera or a camera phone. It is normal if the LED of
the signal transmitting section lights up when the STOP
/OPERATE (OFF/ON) button on the remote control-
ler is pressed. However, it may be dif
fi
cult to see the
illuminated LED of the signal transmitting section with a
smartphone camera.
2 If the inverter
fl
uorescent light is turned on when the
room is cool, the unit may have dif
fi
culty receiving the
signal from the remote controller or may not be able to
operate with it; if the inverter
fl
uorescent light is turned
on when the room is warm, the unit may be able to
operate with the remote controller.
2
1
OBH734B
