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3-3-6 When the UP/DOWN Louver Moter Does Not Operate. (Initial Diagnosis)
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?
Does operation start when swing button of
the remote control unit pushed?
Voltage at pin #33 ~ #36 of micom (ICO4) change?(Squarewave)
Volatge at pin #13, #14, #15, #16 of IC05 (KID65003)
change?(Squarewave)
UP/DOWN louver motor is faulty.
Driver IC05 (KID65003) is faulty.
Micom (IC04) is faulty.
Normal
Check as in the procedure "No Power parts".
Refer to page 11.
YES
YES
NO
NO
NO
YES
YES
YES
DB98_05645A(1)_1 5/30/02 7:04 PM Page 16
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