Electronics Forum / Repair / July 2007

Any one repairing Guardian transmitters or have information on them such as
schematic or parts break down.
I am tired of paying 100 plus dollars every time lighting
strikes. Any way to surge protect these that is effective.

I'm writting to this group becouse I really need help. I bought my LCD
panel (samsung 226BW) something like 1 mounth ago and it was working
quite good till last friday when I found small fly going around the
screen. On the beggining I thought that it some king of virus, but it

Is there a replacement, or other brand TV where I can find a
replacement for an RCA CTC 169 rear projection Focus/Screen block?
Model # P46721BA. Part # 204809 No Longer Available.
Thanks, Dani.

can a guy fix this or buy new can someone help me out with this ?

Nothing except initial attempt at power up shown on a couple of LEDs
illuminating for a second.
Somewhere, mislaid, I have the schematics for this TV but will have to get
another copy.

I have a Panasonic CT-32HX40B HDTV.  Some time ago, the flyback
transformer died, and I replaced it.  Since then, there is no picture
when I turn the TV on.  I know it's tuning the channels correctly
because I can hear the channel's audio through the speakers.  I

Thanks for all the help guys.  I think I've found the problem and will
be doing more checking tomorrow (it's late).
Thanks again for all the info!

i have a problem with an old crt monitor, a Philips Brilliance 107A
(17A8808Q chassis cm 8800). I reproduced the problem with photoshop as you
can see here http://img154.imageshack.us/my.php?image=damiy8.jpg.
Can you help me? My technician hasn't the schematics for this monitor :(

I'm having a problem with a Toshiba 27AF46C color TV. The TV blew at
first,
upon opening it I discovered 3 components visibly fried (circled on
the

I bought this player back in the early 90's. Sony X111ES, audiostack
type. Worked fine for awhile but then.... The problems are kind of
weird; it will do one of these when trying to load or play a disc:
A) Open disc tray but then refuse to close.

Hi I want to buy a new Multimeter and there are a few features that
currently I have no idea what they mean. Obviously I currently have
no
idea for those features but I wondered if somebody can explain to me

What does it mean? Googling, I can see that a lot of people have asked
that question, but no one has come up with the answer. I've got a
spare machine, and I'm inclined to swap parts from one to the other.
Thanks.

A friend has this in a cabinet with phono player. The chassis # is
RK-117. The amp/power supply seems to be missing. He said he found a
number for the amp - CS-123 (or 125). The radio has AM, short wave,
and FM. He wanted to try to get this going, so I told him I would ask

I have an HP laptop that I am trying to use via an Inverter power
supply. I bought a 400W inverter, and the laptop DC transformer says
90W. I plug the inverter into my vehicle cig lighter, from the
inverter is the DC transformer to the laptop. As soon as the inverter

  One transistor is exploded and not readable
Who has the numbers of the transistors