![Harman Kardon CDR 20 Service Manual Download Page 27](http://html1.mh-extra.com/html/harman-kardon/cdr-20/cdr-20_service-manual_599341027.webp)
NO
NO
NO
NO
NO
Replace the IC701(MICOM)
NO
Check the connection of IC701
pin 26.
NO
Replace the IC508(BU4053)
YES
-1
5
-
Sled operating is abnormal.
Is there
Sled control signal output?
(IC701 pin 85)
Is there
Sled drive voltage input?
(IC501 pin 23)
Check the connection of IC701
pin 85
YES
YES
NO
YES
Check the connection of IC502
pin 17.
Replace the IC502(BA5925)
Is there
Sled drive voltage output?
(IC501 pin 17, 18)
Is Act_Mute signal "L"?
(IC501 Pin9)
YES
Is there
HALL/SLDOUT signal input?
(IC701 pin82)
Is there HALL 1
signal input (IC508 pin3)
YES
Is there
SLED FG signal input?
(IC701 pin97)
YES
Replace the IC501(BA5983)
Check the IC502(BA5925)
•Check the Connector(CN501)
•Replace the SLED Motor.
OK
27
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 ...
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Page 77: ... 34 77 CDR20 harman kardon ...
Page 78: ......
Page 79: ...harman kardon ...
Page 80: ... 37 80 harman kardon ...
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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 ...