Electronics Forum / Repair / July 2008

This receiver supports a Dish remote control that transmits IR(line of
sight) and UHF(through the walls).
It's definitely a fault in the receiver with UHF reception. IR works fine
and I've tried different remotes. It won't even work with the remote inches

first i wonna thank you for your time.
I'm looking for a scheme of guitar ampli MESA BOOGIE CALIBER 50+.
Can you help me?
Bye,

PS-6301-1 is a hot-plug switching power supply for Compaq servers.
I have the backplane connector pin-out (see above).
A while after turn-on pin23 (READY) goes up to +5V.
Grounding pin 25 (PSON) all outputs go up but fall immediately down to

Anyone ever successfully acquired one? I doubt they exist but I thought
I'd put it out here just in case. I have a 915GAC that lost its 12 volt
CPU core power distribution and another for parts that has another
unrelated fault.

I have an Akai TV (Model CT-2167AT) which I've had for 11 years. It's still
working 100% and I want to keep using it as I'm happy with it - furthermore
it was a gift from my parents. The only problem I have is that some buttons
on the remote are no longer working, and I'm pretty ...

I have a used 1993  RCA/GE CTC177 tv set that says PIP on the front
case that I picked up junking.  The set works great once I fixed the
tuner solder problem. I only have a universal remote and am wondering
how to get into the PIP mode.  I know there is a service mode by

I find desolder braid or vacuum suckers only work well enough on flat pcb
pads not bulbous solder and wire/s around tags of older stuff.
Anyone have improvements or alternatives to the technique I use.
Firstly assuming that the component lead length is not enough to cut and

Acer support is hard to find and hooped that someone here might know the
trick.
I see the 3 clips on the left side but the front panel is still anchored.
What else do I need do to remove the panel?  [I want to add a fan to cool

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In the process of trying to determin if my power supply is defective,
or the video board on an LCD TV. I checked the voltage output pins and
found the 5 volts stand by voltage was working fine, but nevertheless
the set does not turn on.

I had to spray into the pots and slide switches of a portable and a
clock radio as they were getting mighty scratchy and cutting out when
adjusting volume. Of course, some leaked onto the outside plastic case
around the controls, leaving  a small area of foggy whitish on the

Anyone know where to find the foam material that is used for filters. The kind
you would use behind computer fans and the like to catch dust. I need to make
some custom filters for a few 120mm fans, Is there some place that sells it by
the sheet or rolls?

Hello all, I'm repairing a Panasonic Model CT-32G12CV (Chassis
AMEDP282) which has a defective degaussing posistor (D805) with
markings TDK 030M 7401. I've been unable to source this part, so all
help would be greatly appreciated... TIA.

Hello all, can anyone please help?
I have several Tung-Sol VFD tubes.
They are all P/N DT-1704, but some have the letter A, B, or C, on the
end of the number. (IE: DT-1704B, etc).

I have a Sony Betamax VCR Model # Sl-S600 that has a dead capstan motor.
Everything else is working. The unit loads the
cassette and loads the tape around the head drum. the head motor is turning
also.