Electronics Forum / Repair / January 2005

I need the belt that drives the counter, from the takeup.
Anyone know of a source?

I have a  6 CD Disc changer in my BMW.
It's not seeing the CD's . Is there a common problem?
Anyone have Schematics?
It is a 94 BMW

Pioneer gm-x924 car audio amp. It has two banks of resistors which have
burnt out. Six resistors in total. Have been so badly burnt that the
basically fell out of the board. Big hole where the use to be :)
Labelled:

    I was wondering if any one here had experience with multiple
triac dimmers in parallel? I have a light track that at times has
twelve 100 watt incandescent bulbs (120v/60hz) running at full to zero
from a single rheostat. I need to replace the fixtures and was

I have a front loader JVC VCR. I cleaned and lubricated and changed the
idler of the vcr recently. After this service the vcr worked ok for
some months. Then it started exhibiting the following problem:
Whenever I press play,ffw,or reverse it whirrs for a bit and then

I have a Sony KV27EXR90 with a slight problem. A portion of the top and
bottom of the picture is a little streched & distorted looking. The middle
(aprox
2/3) of the screen looks fine. I have no schematic. Is this a common

the requirement:  perform solder joints outdoors, in the winter,
without electricity, up a radar mast.
and the nominations are?
P.S.  could a resistance-soldering rig do it, on battery power,in a

Help!  Evey time I shut down my computer and restart, I have to tweak the screen with the "Select" and "Reset" buttons.  Is there some way to keep my monitor settings permanent even following shutdown?  

I recently picked up a Sony Dual cassette 4-band tuner boombox model
CFS-w365s for a song at a consignment shop.  This possibly decade-old
portable dustbin turned out to be in perfect shape with a lot of
cleaning and shots of compressed air.  I then cleaned both tape decks

I just went to my first hamfest and I am disappointed. I bought a
Alinco dr590 that the guy said worked great. WHen I got it home,
everything in the display lights up, but only sqigially lines where the
numbers go. Pressing all the buttons does nothing. I can not even hear

I have a 9' Philips TV/VCR combo unit CCA092AT01 that will not eject tapes.  The unit will power on for about 3-4 seconds and then powers off.
I was able to back the stuck tape out manually.  I cleaned the mode switch.  I also noticed that the clear piece of plastic that goes ...

I have this monitor, it must be a common problem.
It powers up, high voltage starts up, if I don't hook it up to a computer,
it shuts the high voltage and the front LED goes from green to amber
flashing. which is normal but when I hook up the cable it doesn't look like

Does anybody have idea where I can find config diagram for dip switch
of this synthesizer? You can see a picture of whole module on
http://www.tvsd.co.yu/synthesizer.jpg . This is a part of Elettronica
Industriale SPA uhf transmitter.

I bought a late 50's model rca victor multi-channel stereophonic high fidelity
turntable that plays all vinyl records. It plays the 78s perfectly, but nothing
else. the turntable does not even turn when the other speeds are chose. any
suggestions will be greatly appreciated.

I wish to build an "electric eye" type circuit  to span about 3 feet. I have
been unable to find any schematic except for model railroads which are only a
few inches. I have a Radio-Shack pair (emitter ?  detector). The detector
switches a transistor to pick up a small relay, ...