1)Checklist :
(1)Is input voltage normal?
(2)Is the UP/DOWN louver motor properly connected with the connector (CN61)?
2)Troubleshooting procedure
Remove power cord and plug in again in approx. 5 seconds.
Is operating lamp blinking?
YES
Does operation start when swing button of
the remote control unit pushed?
NO
Voltage at pin #33 ~ #36 of micom (ICO4) change?(Squarewave)
YES
Volatge at pin #13, #14, #15, #16 of IC05 (KID65003)
change?(Squarewave)
YES
YES
NO
NO
Check as in the procedure "No Power parts".
Refer to page 11.
Normal
Micom (IC04) is faulty.
Driver IC05 (KID65003) is faulty.
YES
UP/DOWN louver motor is faulty.
16