Troubleshooting
5-5
Samsung Electronics
5-2-4 When the UP/DOWN Louver Moter Does Not Operate. (Initial Diagnosis)
1) Checklist :
(1) Is input voltage normal? (input voltage ±10% range)
(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 #1-#4 of micom (ICO4) change?(Squarewave)
Volatge at pin #10, #11 of IC06, #15, #16 of IC05 (KID65003)
change?(Squarewave)
UP/DOWN louver motor is faulty.
Driver IC05 (KID65003) or IC06 is faulty.
Micom (IC04) is faulty.
Normal
Check as in the procedure "No Power parts".
Refer to page 5-2.
YES
NO
YES
YES
NO
NO
YES
NO
DB98-05464A(1)-1 4/18/02 8:02 PM Page 5-5
Summary of Contents for ASA24C5
Page 3: ...MEMO Samsung Electronics 1 2...
Page 9: ...MEMO Samsung Electronics 2 6...
Page 40: ...MEMO 5 13 Samsung Electronics...
Page 49: ...MEMO Samsung Electronics 6 9...
Page 53: ...Samsung Electronics 8 3 8 2 Main PCB 8 2 1 Outdoor Unit PE S1452R 00 SC18AC9 0...
Page 56: ...9 1 Samsung Electronics 9 Wiring Diagrams 9 1 Indoor Unit SC24AC5 6 ASA24C5 6 ME...
Page 57: ...Samsung Electronics 9 2 Wiring Diagrams SC18AC9 0 ASA18C9 0 ME...
Page 62: ...MEMO Samsung Electronics 10 7...
Page 64: ...ELECTRONICS Samsung Electronics Co Ltd Apr 2002 Printed in Korea Code No DB98 05464A 1...