Electronics Repair

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Frozen dot matrix print head.

I have 9 pin head from a Panasonic dot matrix printer. Soaking in isopropanol freed the lower 7 pins but not the upper...
14 comments posted 14yrs
posted by peasthope
14 comments posted 14yrs posted by peasthope

Screen not working (properly) Samsung SGH-X450

Hi I have a Samsung SGH-X450 - where 1) the backlight comes on when I turn it on, but not screen 2) when the alarm goes...
0 comments posted 14yrs
posted by sonnichjensen
0 comments posted 14yrs posted by sonnichjensen

Short raster on Toshiba TV

My Toshiba 19" color TV set (Model CE910) has developed a problem where the raster is about an inch or so short at the...
12 comments posted 14yrs
posted by rogblake
12 comments posted 14yrs posted by rogblake

Autona (UK) burglar alarm unit: any leads?

Bit of a longshot, but does anyone in UK have any suggestions as to how I might locate the circuit diagram for an Auton...
9 comments posted 14yrs
posted by terrypingm
9 comments posted 14yrs posted by terrypingm

Allen and Heath PA CP power amp

Hi, I'm a bit puzzled by this blown power amp, as the design of these things is not really my forte. (I have posted the...
22 comments posted 14yrs
posted by sound.service
22 comments posted 14yrs posted by sound.service

Samsung P5-50C96HD Plasma TV

First large "flat" TV I ever look at and its a plasma one. Dust never cleaned off the rear grills and a visibly blown c...
7 comments posted 14yrs
posted by diverse
7 comments posted 14yrs posted by diverse

Toshiba DR5 DVD Recorder output prob

Bought this on Ebay-unit powers up, vhf tuner passes through, and DVD will load and start OK. The unit does not display...
2 comments posted 14yrs
posted by junkjasonrnorth
2 comments posted 14yrs posted by junkjasonrnorth

Alarm reed sensors: NO or NC?

I've just removed the alarm reed relay sensor from the frame of my front door because it's become unreliable, often 'st...
16 comments posted 14yrs
posted by terrypingm
16 comments posted 14yrs posted by terrypingm

Re: google buys Motorola

>Phil Hobbs wrote: > > >> Those horribly unreliable TVs with "the works in a drawer" were pretty >> amusing. Talk about...
18 comments posted 14yrs
posted by speffSNIP
18 comments posted 14yrs posted by speffSNIP

Renovating a Shure mic

Shure 518SA Unisphere B. The dome was mangled from being dropped a few times but electronically fine. Bashing the proud...
1 comments posted 14yrs
posted by diverse
1 comments posted 14yrs posted by diverse

HP G4 laptop, horizontal dashed line across screen.

This HP G4 has a very straight, horizontal, dashed line just below the center of the screen. The image can be seen here...
3 comments posted 14yrs
posted by farberbear.unspam
3 comments posted 14yrs posted by farberbear.unspam

How to reset your Mitsubishi WD-52725 TV

How to reset your Mitsubishi WD-52725 TV 1. Power On the TV 2. Press TV Menu button on the TV Remote 3. You will see a...
2 comments posted 14yrs
posted by kodali28
2 comments posted 14yrs posted by kodali28

sci.electronics.repair FAQ

I just found this site and it is loaded with excellent info. http://www.repairfaq.org/ http://www.repairfaq.org/F_email...
1 comments posted 14yrs
posted by guvbob2003
1 comments posted 14yrs posted by guvbob2003

LED alarm clocks all lose accuracy over time

I have 3 Intelli-Time LED alarm clocks around the house, just like the one here: http://www.acurite.com/clock/alarm-clo...
84 comments posted 14yrs
posted by none
84 comments posted 14yrs posted by none