Electronics Repair

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Replaced my Sony 55w802A mainboard what next

Hi, I replaced the main board on my sony 55w802A with a 47w802A. The TV comes on and even flashed SONY across the scree...
0 comments posted 11yrs
posted by modockesner
0 comments posted 11yrs posted by modockesner

Samsung NP350V5C laptop repair

Hello all, I am trying to repair the above Samsung laptop which just produces a series of clicks when you press the pow...
2 comments posted 11yrs
posted by M.Joshi
2 comments posted 11yrs posted by M.Joshi

SMPS wall wart failure.

I have a Netgear cable modem. It is powered by a Jentec Technology AF1205-B power adapter. The adapter failed and I rep...
11 comments posted 11yrs
posted by farberbear.unspam
11 comments posted 11yrs posted by farberbear.unspam

Plugging 2.5mm monaural into 1/8" steeo. ????

I didn't start working on this soon enough to buy the proper airplane adapter for sound, like http://www.amazon.com/AIR...
5 comments posted 11yrs
posted by NONONOmisc07
5 comments posted 11yrs posted by NONONOmisc07

thermocouple ID

I have come across a thermocouple that I can't identify. From other factors, I suspect it is a type K, but that's what...
6 comments posted 11yrs
posted by isw
6 comments posted 11yrs posted by isw

Mystery temperature sensor

Found in a yoghurt maker whose heating element never turns off : http://www.teaser.fr/~amajorel/ee/f/ti3070s2.jpg Black...
7 comments posted 11yrs
posted by cheney
7 comments posted 11yrs posted by cheney

How much power is used by the final stage?

How much power is used by the final stage? Got a new Sandisk Clip, a very small MP3 player with an FM radio. Built in b...
17 comments posted 11yrs
posted by NONONOmisc07
17 comments posted 11yrs posted by NONONOmisc07

RF getting into my test equipment?

I presently have two old, (PRC77's for whoever may be familiar with these), ex military portable FM back pack radios on...
3 comments posted 11yrs
posted by captainvideo462009
3 comments posted 11yrs posted by captainvideo462009

SS Relay causing failure of induction motors?

I have installed a thermostat in my garage to control a fan placed on a she lf in front of the peak vent. The thermosta...
7 comments posted 11yrs
posted by pyroartist.dw
7 comments posted 11yrs posted by pyroartist.dw

National VCR question

Hello from Portugal Where is the tuning button (or equivalent) on a National L15EN VCR? I can't find it anywhere! Best r...
10 comments posted 11yrs
posted by afonsogageiro
10 comments posted 11yrs posted by afonsogageiro

Crawford 41A3039 garage door opener

Made by Chamberlin. Receiver quit working, PCB is labeled 14LG300F. Need schematic. Thanks, Mikek
5 comments posted 11yrs
posted by nojunk
5 comments posted 11yrs posted by nojunk

RCA cpr 250

I was recently given one of these, but it does not record, playback, rewind, or fast forward. I can still look through...
1 comments posted 11yrs
posted by gthompson204
1 comments posted 11yrs posted by gthompson204

AC Power Surge Protection?

A friend recently had her audio system damaged from an AC Power Surge. Would like to prevent this so Googled using AC P...
10 comments posted 11yrs
posted by kenitholson
10 comments posted 11yrs posted by kenitholson

Sony Trinitron model KV-19TS20

My vintage Sony Trinitron model KV-19TS20 goes wacky after inly a few seconds. screen has jagged lines and makes a noise...
11 comments posted 11yrs
posted by sasquatch763
11 comments posted 11yrs posted by sasquatch763