-1
4
-
Tray operating is abnormal.
Is threre Tray control signal intput?
(IC501 pin26)
(Tray open/close doesn't work)
YES
•Check the connection of IC409 pin 12.
•Replace the IC409(M62352).
•Check the communication line between
IC409 and IC701(MICOM).
•Check the Tray Connector(CN701).
•Check the Motor Line and Motor.
NO
NO
Is three Tray drive voltage output?
(IC501 pin15, 16)
YES
YES
YES
•Check the connection of IC701
pin 25.
•Replace the IC301.
NO
Replace the IC501(BA5983FM).
NO
Is TRAY_MUTE
signal"L"?(IC501 pin20)
When CN701
is open, Is there Tray drive
signal output?
26
CDR20
harman/kardon
Summary of Contents for CDR 20
Page 20: ...3 Troubleshooting Guide In the Initial Lead in Operation Mode 8 20 CDR20 harman kardon ...
Page 21: ...21 CDR20 harman kardon ...
Page 22: ...22 CDR20 harman kardon ...
Page 23: ...23 CDR20 harman kardon ...
Page 37: ... 26 37 harman kardon ...
Page 40: ......
Page 41: ......
Page 65: ... 42 LOCATION GUIDE 65 harman kardon ...
Page 66: ... 43 N LOCATION GUIDE 66 CDR20 harman kardon ...
Page 67: ... 44 RECORD TOP SECTION CD RECORD BOTTOM SECTION 67 CDR20 harman kardon ...
Page 68: ... 45 AUDIO BOTTOM SECTION harman kardon ...
Page 69: ... 46 ECTION 69 CDR20 harman kardon ...
Page 70: ......
Page 71: ... 28 71 CDR20 harman kardon ...
Page 72: ......
Page 73: ...73 harman kardon ...
Page 74: ......
Page 75: ......
Page 76: ......
Page 77: ... 34 77 CDR20 harman kardon ...
Page 78: ......
Page 79: ...harman kardon ...
Page 80: ... 37 80 harman kardon ...
Page 81: ......
Page 82: ...harman kardon ...
Page 83: ... 40 ON 83 CDR20 harman kardon ...
Page 84: ... 41 84 0 harman kardon ...
Page 85: ... 24 85 harman kardon ...