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pioneer sx1500td blowing fuse
#70

Ron

If this problem with trimpots is common (same type), maybe you also have them starting to quit.

This is a bad design (shame on Pioneer engineers).
The diodes need to be three and the trimpot needs to be in paralel with one of them, then open pot does not then result in fully closed output transistors. There are other ways too.


Messages In This Thread
pioneer sx1500td blowing fuse - by KCMike - 11-24-2014, 10:59 AM
RE: pioneer sx1500td blowing fuse - by morzh - 11-24-2014, 12:08 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 11-24-2014, 02:05 PM
RE: pioneer sx1500td blowing fuse - by morzh - 11-24-2014, 02:47 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 11-24-2014, 03:16 PM
RE: pioneer sx1500td blowing fuse - by morzh - 11-24-2014, 03:21 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 11-24-2014, 04:04 PM
RE: pioneer sx1500td blowing fuse - by morzh - 11-24-2014, 04:15 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 11-24-2014, 04:28 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 11-24-2014, 05:02 PM
RE: pioneer sx1500td blowing fuse - by morzh - 11-24-2014, 05:55 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 11-24-2014, 06:57 PM
RE: pioneer sx1500td blowing fuse - by morzh - 11-24-2014, 08:54 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 11-24-2014, 09:51 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 11-24-2014, 10:44 PM
RE: pioneer sx1500td blowing fuse - by morzh - 11-24-2014, 11:18 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 11-25-2014, 07:51 AM
RE: pioneer sx1500td blowing fuse - by morzh - 11-25-2014, 11:22 AM
RE: pioneer sx1500td blowing fuse - by KCMike - 11-25-2014, 12:28 PM
RE: pioneer sx1500td blowing fuse - by BrendaAnnD - 11-25-2014, 02:44 PM
RE: pioneer sx1500td blowing fuse - by morzh - 11-25-2014, 03:10 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 11-25-2014, 03:15 PM
RE: pioneer sx1500td blowing fuse - by morzh - 11-25-2014, 05:31 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 11-25-2014, 06:34 PM
RE: pioneer sx1500td blowing fuse - by morzh - 11-25-2014, 07:02 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 12-15-2014, 01:45 PM
RE: pioneer sx1500td blowing fuse - by morzh - 12-15-2014, 02:01 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 12-15-2014, 02:16 PM
RE: pioneer sx1500td blowing fuse - by morzh - 12-15-2014, 02:22 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 12-15-2014, 02:35 PM
RE: pioneer sx1500td blowing fuse - by morzh - 12-15-2014, 02:48 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 12-15-2014, 05:56 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-06-2015, 12:09 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-06-2015, 02:28 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-06-2015, 04:40 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-06-2015, 09:07 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-06-2015, 09:16 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-06-2015, 09:22 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-06-2015, 09:26 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-06-2015, 09:31 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-06-2015, 10:14 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-07-2015, 09:53 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-07-2015, 11:44 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-07-2015, 11:53 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-08-2015, 09:35 AM
RE: pioneer sx1500td blowing fuse - by morzh - 01-08-2015, 10:59 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-09-2015, 06:34 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-09-2015, 11:04 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-09-2015, 11:27 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-09-2015, 11:57 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-10-2015, 12:12 AM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-10-2015, 09:01 AM
RE: pioneer sx1500td blowing fuse - by morzh - 01-10-2015, 09:56 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-11-2015, 02:46 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-11-2015, 06:08 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-11-2015, 10:05 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-11-2015, 11:23 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-12-2015, 10:12 AM
RE: pioneer sx1500td blowing fuse - by morzh - 01-12-2015, 12:07 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-16-2015, 08:55 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-16-2015, 09:53 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-16-2015, 10:02 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-25-2015, 10:02 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-25-2015, 11:08 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-26-2015, 04:14 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-26-2015, 05:15 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-26-2015, 06:28 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-26-2015, 06:34 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-28-2015, 11:57 AM
RE: pioneer sx1500td blowing fuse - by morzh - 01-28-2015, 12:40 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-28-2015, 02:00 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-28-2015, 03:16 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-28-2015, 09:34 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-28-2015, 09:56 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-28-2015, 10:32 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-28-2015, 11:13 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-29-2015, 03:31 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-31-2015, 03:21 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-31-2015, 05:09 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-31-2015, 06:16 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-31-2015, 07:03 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-31-2015, 07:12 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-31-2015, 07:57 PM
RE: pioneer sx1500td blowing fuse - by morzh - 01-31-2015, 08:22 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 01-31-2015, 09:37 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 02-01-2015, 07:55 PM
RE: pioneer sx1500td blowing fuse - by morzh - 02-01-2015, 08:19 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 02-01-2015, 09:09 PM
RE: pioneer sx1500td blowing fuse - by morzh - 02-01-2015, 09:25 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 02-01-2015, 09:55 PM
RE: pioneer sx1500td blowing fuse - by morzh - 02-02-2015, 08:24 PM
RE: pioneer sx1500td blowing fuse - by Eliot Ness - 02-02-2015, 08:36 PM
RE: pioneer sx1500td blowing fuse - by morzh - 02-02-2015, 09:33 PM
RE: pioneer sx1500td blowing fuse - by morzh - 02-02-2015, 10:41 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 02-10-2015, 12:57 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 02-10-2015, 07:14 PM
RE: pioneer sx1500td Fixed! - by KCMike - 04-03-2015, 04:41 PM
RE: pioneer sx1500td blowing fuse - by morzh - 04-03-2015, 05:00 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 04-03-2015, 08:37 PM
RE: pioneer sx1500td blowing fuse - by KCMike - 04-09-2015, 07:56 PM



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