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#1
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Posted to rec.audio.car
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Quickly:
1992 Cadillac 4-dr, am-fm tape player - stock factory unit. Car has powered antenna. Today the radio was on, the antenna was up. Was playing wireless iPod over the FM side. Reception went noisy. Plugged DC iPod power supply into the cigarette lighter (thinking low iPod battery was problem). Charger indicator stayed off, meaning no power to it. Turned radio OFF, but radio lights indicated it was still playing a stereo source and I still had speaker noise - which was strange since power was OFF. Turned off ignition, open and shut driver door (to reset 10 minute timed play feature) and then the radio would not turn on. The antenna was left in the UP position. Owners manual states 1 fuse controls cigarette lighter, radio, clock and powered antenna. Removed said fuse - and turned the radio ON - of course it can't turn ON, but interestingly enough I get static noise out of all speakers - front or rear, left or right - and the volume controlled the noise level- The antenna stays up, won't retract - nor should it, since there is no power to the radio - or so it seems. NOW how does one trouble shoot something like this? Where should I start? The only previous trouble I had with this is very limited range on the AM side and then static would overpower it - as long as the ignition was on - Now it seems there is another source of power to the speakers - which might be the source of static - Since the blown fuse is out, and on the floor, and hasn't been replaced... I am confused.... Any help or tips or comments would be appreciated. |
#2
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Posted to rec.audio.car
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There are 2 fuses for the radio, remove that other one also.
If that doesn't work, try disconnecting the negative battery post for about 15 seconds and reconnecting it. Problem sounds like it may be internal on the radio itself "Gentamicinman" wrote in message ups.com... Quickly: 1992 Cadillac 4-dr, am-fm tape player - stock factory unit. Car has powered antenna. Today the radio was on, the antenna was up. Was playing wireless iPod over the FM side. Reception went noisy. Plugged DC iPod power supply into the cigarette lighter (thinking low iPod battery was problem). Charger indicator stayed off, meaning no power to it. Turned radio OFF, but radio lights indicated it was still playing a stereo source and I still had speaker noise - which was strange since power was OFF. Turned off ignition, open and shut driver door (to reset 10 minute timed play feature) and then the radio would not turn on. The antenna was left in the UP position. Owners manual states 1 fuse controls cigarette lighter, radio, clock and powered antenna. Removed said fuse - and turned the radio ON - of course it can't turn ON, but interestingly enough I get static noise out of all speakers - front or rear, left or right - and the volume controlled the noise level- The antenna stays up, won't retract - nor should it, since there is no power to the radio - or so it seems. NOW how does one trouble shoot something like this? Where should I start? The only previous trouble I had with this is very limited range on the AM side and then static would overpower it - as long as the ignition was on - Now it seems there is another source of power to the speakers - which might be the source of static - Since the blown fuse is out, and on the floor, and hasn't been replaced... I am confused.... Any help or tips or comments would be appreciated. |
#3
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Posted to rec.audio.car
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Hmmm- guess the radio wasn't the only thing with a blown fuse - count
me in there too! In my rush I overlooked the other fuse. Remove it and the speakers don't make noise. Question? Is this circuit - the output amp (I'm guessing) that drives the speakers the source of my abnormal noise on the am-side? The car has always been weak on AM reception, lots of noise, but when the ignition is off the weak station comes in loud and clear. Any suggestions? Thanks for the help Dave e-nigma wrote: There are 2 fuses for the radio, remove that other one also. If that doesn't work, try disconnecting the negative battery post for about 15 seconds and reconnecting it. Problem sounds like it may be internal on the radio itself "Gentamicinman" wrote in message ups.com... Quickly: 1992 Cadillac 4-dr, am-fm tape player - stock factory unit. Car has powered antenna. Today the radio was on, the antenna was up. Was playing wireless iPod over the FM side. Reception went noisy. Plugged DC iPod power supply into the cigarette lighter (thinking low iPod battery was problem). Charger indicator stayed off, meaning no power to it. Turned radio OFF, but radio lights indicated it was still playing a stereo source and I still had speaker noise - which was strange since power was OFF. Turned off ignition, open and shut driver door (to reset 10 minute timed play feature) and then the radio would not turn on. The antenna was left in the UP position. Owners manual states 1 fuse controls cigarette lighter, radio, clock and powered antenna. Removed said fuse - and turned the radio ON - of course it can't turn ON, but interestingly enough I get static noise out of all speakers - front or rear, left or right - and the volume controlled the noise level- The antenna stays up, won't retract - nor should it, since there is no power to the radio - or so it seems. NOW how does one trouble shoot something like this? Where should I start? The only previous trouble I had with this is very limited range on the AM side and then static would overpower it - as long as the ignition was on - Now it seems there is another source of power to the speakers - which might be the source of static - Since the blown fuse is out, and on the floor, and hasn't been replaced... I am confused.... Any help or tips or comments would be appreciated. |
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