Electronics Forum / Repair / November 2004

My son's gameboy advance player is acting wierd.  It has stopped
working with GBA games but still works for regular gameboy games.
I've looked for some way to reset the unit, but there is nothing
obvious.  I checked in the rom slot and all connection points look ok.

Hi Troops!
Just color me very stupid! I sent a post on a Panasonic PVC 1322 & I
accidentally erased it from my outlook express. How can I get it back? Thank
in advance;

Service manuals for old items:
13E4 chassis AM/FM Radio
4R4 chassis Radio
24C3 Stereo

Does anyone know where I could find the schematics for my son's RC
RT2250?  THanks so much and have a blessed day
--
Elisa

good evening! i just got a grundig supercolor cuc422 tv from a flea
market.its an late 80s era model. picture is good when connected via
av but i dont know how to tune it to show cable.
it has eight buttons on the set to tune channels: (button depicted by

My Philips tv/vcr combo model ccb190at34 is stuck in vcr mode. Is
there any way of manually getting out of this mode/ BTW vcr tape is
stuck in vcr and won't eject. arrrrrrrg!

I have a 31 inch Mitsubishi TV (Model # CS-31301, mfr in April 1994)
that just lost its picture.   The audio is still fine.   When I turn
the set on, I get a very thin and very bright line across the center
of the screen.  The line goes the full width of the TV.   Up until

We have been having trouble with our TV making more and more noise
I read the faq and tracked down the problem to four small metal plates (15mm
x 6mm) on/in the yoke assembly the glue and tape holding these on had become
non-sticky i have removed these for now (its all quiet once ...

There is a black plastic covered compartment on the right side of my
Pioneer SX-828. When I pop off the cover the compartment looks like it
has a black plug with a pull handler attached to it. Does anybody know
what this is and what it is used for? Thanks.

Anyone know of a source for the above mentioned part? This is a horizontal
deflection transistor for a large computer monitor, it's rating of 1700V,
25A continuous, 50A pulsed is the highest I've seen yet and none of my usual
sources stock it.

I'm working on one of the early 9-700 based Zenith "Digital" sets from
the late 80s and need to know how to access the service adjustments.
This does not use the 9876 Enter combination that the later sets use.
It has 3 recessed buttons which work in combination with the front

I have a 2430 with channel 1 working fine, but channel 2 just shows a
flat line.   Someone suggested to me that it is the input attenuator
or whatever the shielded box about the size of a match box that the
input plug connects to.   He said there is a board in there that gets

Hi, I own a SONY KV-19TR20 TV that it's not tunning any channels after chan.
12.
I've tried the remote (universal SONY) but can't get the menu to work so I can
be able to reprogram the set for all the channels in my area. From Chan. 13 and

I have a little tablet PC with a broken hard drive cable. The cable is
one of those filmy orange plastic deals with tiny, closely packed traces
(looks like about .5mm between the traces). The previous owner ripped
the cable almost in half. Scraping the plastic coating off the traces ...

Hi group,
My AIWA mini Hi Fi system model NSX SZ- 20(3cd changer,FM/SW/MW radio,
2deck)is giving problem suddenly.It is 3 yrs old.
Till the other day it plyed very well all my Imation audio CD R s