Electronics Repair

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Dumb TV question

What is the purpose of the small neon bulb by the flyback on older TVs? = (I haven't noticed it in any modern tvs.) Som...
27 comments posted 18yrs
posted by oldfogie
27 comments posted 18yrs posted by oldfogie

2205 Crt Problems

We have a 2205 with geometry problems on the crt. It has fairly severe trapezoiding ,the spacing at the top is narrower...
5 comments posted 18yrs
posted by skamego
5 comments posted 18yrs posted by skamego

Yamaha RX496 short ckt.

My Yamaha RX496 Tuner-Amplifier has a problem in its Power Supply Ckts. It appeared that the internal thermal fuse in t...
4 comments posted 18yrs
posted by bram.stolk
4 comments posted 18yrs posted by bram.stolk

Parts for Marconi 2955 series available

Hello! After (successfully :-) ) fixing my unit, I have some spare parts left for 2955 / 2955A / 2955R units: -Marconi...
0 comments posted 18yrs
posted by eb5agv
0 comments posted 18yrs posted by eb5agv

Double D metal detector search coil wiring.

I've got back to excavating into the epoxy filler to try and find the wiring break. There are 2 coils that are precisel...
0 comments posted 18yrs
posted by diverse8
0 comments posted 18yrs posted by diverse8

IBM Selectric III

I have had a Selectric III for quite a few years and it has always worked perfectly. As I was using it today, and while...
33 comments posted 18yrs
posted by century636
33 comments posted 18yrs posted by century636

Sony KV27S15 died

My daughter was watching our TV when she said it made a couple clicks like when you turn it off and off it went, not to...
56 comments posted 18yrs
posted by wayne.tiffanyRMVJUNK
56 comments posted 18yrs posted by wayne.tiffanyRMVJUNK

JVC 32" TV no sound.

A fellow Tech has a M # AV-32D203 JVC, with no sound, all of a sudden at turn on. Menu ok, EEPROM replaced, now no B + t...
0 comments posted 18yrs
posted by greeben
0 comments posted 18yrs posted by greeben

Racal 9903 frequency counter schematic

I've got a Racal 9903 frequency counter / timer here that needs repair but I don't have a service manual. Can anyone hel...
0 comments posted 18yrs
posted by aholeintheground
0 comments posted 18yrs posted by aholeintheground

Homemade LED ceiling light.

I was thinking about bulding at least one.I think I would drill a lot of holes in a cheap wide shallow plastic bowl and...
10 comments posted 18yrs
posted by cuhulin
10 comments posted 18yrs posted by cuhulin

Samsung 770TFT monitor failure

I picked up a very dusty monitor the other day. I connected it to a computer and fired it up. The lights on the little...
3 comments posted 18yrs
posted by no.spam
3 comments posted 18yrs posted by no.spam

SONY PVM 2030 not displaying RGB image

So I've been using the RGB input through the 25pin CMPTR input for a few months now. One day the image started to drop...
0 comments posted 18yrs
posted by mudhoney_107
0 comments posted 18yrs posted by mudhoney_107

DVD repair question

OK, went out for some brews last night. Person asks me about a Combo DVD/VCR player she bought for her grandchild - not...
11 comments posted 18yrs
posted by radiosrfun
11 comments posted 18yrs posted by radiosrfun

DA 5630A

I have a LG Home theater set...which wont switch on. 1. When I on the main power ..a red LED light come on. 2. When I p...
0 comments posted 18yrs
posted by doc2mee
0 comments posted 18yrs posted by doc2mee