Electronics Forum / Repair / January 2007

There seems to be a problem with the tone controls, specifically 'high
cut', 'low cut' &
'-20 db' switches also the 'tone on/off' switch. Whenever one of these
is activated, even

I just put 200' (black, white, green--12 gauge) of wire in a grey electric
pipe that will be buried underground 18". I probably need another 10' to get
it back up the surface. Should I just solder 10' lengths onto wires onto the
wire and wrap it with electrical tape, or is there ...

Hello folks.  Greetings!
My problem is the LG 37" Color TV which has a power problem.  No
video, no sound, no raster.  Blackout.  Whenever powered on - a tick-
tick-tick sound can be heard from the power supply.

I recently purchased a 32" "no-name" (Insignia) LCD flat panel TV for the
bedroom.
I am quite satisfied with it except for one major problem.  Every once in a
while (say, once every other day) the TV will spontaneously switch to black

I have a computer that was custom built at a computer show a few years
ago and it worked very nicely until lately. My son mistakenly tried
inserting the speaker plug into one of the USB ports on the back.
Suddenly I lost functionality in both keyboard and mouse, so I am

My husband recently purchased a plasma tv and decided to give our 32
inch, 10 yr old, GE tv to our son in his room.  After hooking it up,
however, the picture was dark and out of focus.  After messing with
the controls I was able to get a decent picture, but the lettering,

I own the Yahamas RX V850 which works great except the lighted display
is gone. It does not light and therefore you cannot tell anything
I know what the unit is worth and I know what a repair might cost but I
want it done

G'day all
Someone at work asked if I could look at a Denon DRA-345R Tune
Amplifier that deosn't power up. Turns out to have an open circui
primary winding of the power transformer.

so i just repaired a 36inch zenith Z35x21d tv. been wathing it but thi
chassis does not have svideo inputs and the picture is crap.
I have a 27 inch Zenith z27h41d that does have svideo inputs.
Can i swap the chasis between TVs or is there actually a difference i

I have five of these that developed the same problem after about 3
years.  In DOS mode or when entering a PCs BIOS setup, the bottom 1/3
of the screen went blank.  If a line of text on-screen fell in just
the right place, the bottom line of dots of the letters in that line

I need to know what the panasonic  mdl CT-32SC13G uses for the B+ voltage
regulator.
Thanks in advance for any help I can get.
                                     Vince

Got this set, it would turn on and fire HV for a second, then shut back
down. it wont do it anymore, only did it one time.
I monitored C4118 while pressing the button, it would start off at 13.1
volts, and drop down to about 5 volts. when power button was pressed.

We are sell LCD Module of cellular Phone for LG Model
1. LG KG330 LCD Module : 44,900 Pieces
2. LG L660I LCD Module : 10,900 Pieces
3. LG KE360 LCD Module : 20,000 Pieces

I need some help in a patent issue. I'm in search of information
about inductive heating of a tool holder.
For detailed information :
www.inductionquest.net

I'm wanting to change the switches that select bandwidth and filtering type
to pots, if this is possible. Any help is appreciated. Thanks in advance.
B.