Electronics Forum / Repair / July 2004

Hi all,  My Fender Champ amp has bitten the dust. After I turn it on, it starts
to hum and then the fuse blows.  All the tubes are getting power I think.  I
tried another rectifier,The Output tube is brand new.  The speaker is good,  I
can't find any bad resistors, or anything that ...

I've just started having a problem with a Sony TV, model KV27V20 (27",
direct view, V-series) which is about 6 or 7 years old.  The
problem(s) appeared suddenly today.  Black levels have become much
more bright (gray), and the colors have taken on a bluish tint.  The

Let me start by saying that I am a complete newbie to electronics
repair.  I know very little besides how to solder.  I am not looking
for step-by-step instructions, but if anyone can give me some good
leads on sites/books to read, I would appreciate it.

I hope this is the right newsgroup for this question.  My brother gave
me a bottle of toner to refill the cartridge for this printer.  It
printed fine until I did the refill and now everything comes out very
light.  I've tried running a cleaning sheet through the paper path a

Here is my situation:
My phone line goes to all the rooms on the 1st floor of the house and
then up to the rooms on the 2nd floor. Unfortunatly, I can't get a
signal on the 2nd floor (it doesn't have the 50V on the line like

This set had the infamous pin problem with LX3201 blown. I replaced
the coil, transistor and diode in the pin circuit. The pic now has a
wavy picture, with the pin correcting itself on bright scenes, but
getting worse as the scene changes. I am wondering if the replacement

Need to get into factory menus to set Vert. Height, and width.
Ken Marshall
Suburban Electronics
614 8767713

My parents have an RCA F32669 with a CTC203 CA12 chassis that is about a
year and a half old. In the last week or so, on three (so far) occasions,
it has turned itself off. It will turn back on apparently without problems
(no funny noises or distorted picture) but has lost all of ...

I have a pink bar right down the middle of the pitcher.  Is there any way
to get rid of it?

I have a Hitachi Projection TV (55EX7K) that's about 11 years old. Recently,
black bars have been appearing at the top and bottom of the screen. When you
walk across the floor in front of the TV, the bars flicker and change size and
sometimes go away. After the TV "warms-up" for a ...

I have problems in the vertical circuit of my Sony TV.
I found a very hot capacitor.
I extracted it and measured it where it gave me no reading.
It's 560uf(K) 25V 85C (Elna)

My FatherNLaw has a Alba ctv4858 .. I think they are the same as bush
branded kit..
But the problem is with the scart connector.. When the units connected to
the scart input is on then the TV wants to pull the signal from it ALLWAYS..

Acerview 99C randomly quivers, twitches  shrinks and returns to
normal horizontal size.
Is there a pot or other tweek device in this monitor that could be
showing it's age, and that if tweeked a bit or cleaned would

I need a schematic, or, barring that, a parts list for the base unit of a GE
cordless phone, model #26730GE-1D. Thomson's support website doesn't have a
thing for this phone....funny, since it isn't that old.
Thanks.