Electronics Forum / Repair / November 2004

this is pretty vague --
it is a 30 y/o driveway heater (to melt snow) that turned on
spontaneously for the summer.
the power switch (for the user) was in the off position however

I posted a question not too long ago someone was nice enough to point me to
a link to find an original remote for this system, but the original remote
is very expensive and is also in another country, so I wanted to know aside
from the original, is there any universal remotes on ...

Hi! can anyone please help with a service manual or schematics for this hi
fi?

How do I get rid of the vertikal linze on my TV skreen ?

I have a portable electronic navigation system - a Pilot III from Garmin- which
I use to find my way around the counties in the state where I work. It operates
via batteries or by pluging it into the cigarette lighter.
While using the navigation system, the batteries exploded. As I ...

The cheap 12V battery for my cordless drill crapped out. I have 10 Sanyo
RC-2000 sub C Ni cad cells to rebuild it, but I need a charger. I see
the CHUN-122
http://www.batteryspace.com/index.asp?PageAction=VIEWPROD&ProdID=1215

I have a device that uses 6 AA Batteries at one time. One of the dual coil
battery contacts is missing. Does anyone know where I can get a replacement?
I've tried Radio Shack and a hardware store and they didn't have one. Thank
you.

This is an idle question of curiosity, theoretical, not about any actual
hardware repair.
I have a Panasonic TV, at least 15 years old, tuning conventional
channel numbers on an attic broadcast antenna.  Works fine except that

I have a clock that uses "Minitrons". One is
bad. Anybody have any of these devices?
TIA,
Dennis

I've got from the dump an officejet 710, machine gives me error replace
scanner cover, I looked into the manual and I guess this so called cover
is not present in this machine. Can anyone help me were I can buy this
cover, or does anybody have   a defective machine of this kind were ...

I bought a Samsung DVD player thinkin tha ti could hook it up wih my
RCA TV model no F27628, but i tried various UNiceversal control
including RCA and Zenith, but all they suck.... thie help desk is all
screwed up...

Looking for schematic for discontinued item:
Tenma Oscilloscope Model #: 72-3060
Any help would be defiantly appreciated.
Thank you for your time.

So I accidentally turn the ole DVD player on progressive mode on my TV when
its not a progressive scan TV (stupid button on the remote)
Its running component input and well the screen went funny ( no surprise
there) but now I have discoloration in the corners of the screen kind of

   I didn't have much luck searching the web for a good
hard-to-find semiconductors source.
  My latest effort is trying to find 2SK3075 for a Yaesu FT1500M
transceiver I am servicing for a "ham" radio operator customer.

I attempted to replace vdr602, part # 1-809-264-81.
I ordered it online from partsolver.com.
They sent me 1-809-264-71,which is the replacement
according to them