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Electronics Repair Discussions about repairing electronic devices (as opposed to the common habit of throwing them out)
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There are 161111 individual articles here that are part of 20701 discussions
Please see below the list of the most recent and the best rated articles in Electronics Repair

The most recent discussions

Why dont they seal LCD devices?


March 17, 2019, 5:21 am

I've learned over the years that water destroys all LCD screens. Several years ago, I had a pipe break in my house. Did considerable damage to the house and other stuff, but it soaked a police scan... Read more »

Disconnecting CFL bulb from powered circuit can cause damage?


March 16, 2019, 1:54 am

I have a mosquito trap with a circline 10W UV fluorescent bulb and a fan, t he bulb went bad and it proved difficult to get a replacement. Now I would like to run the bulb only at night to extend ... Read more »

VFD and line reactor


March 15, 2019, 5:09 pm

I have a small VFD, Huanyang model HY02D223B that is powering a sub spindle that I added to a CNC lathe. I have not interfaced the VFD with the CNC control and don't plan to. The manual says a l... Read more »

How do they put the flux in solder?


March 15, 2019, 8:24 am

I have a box of 18 gauge solder that says it has 5 cores. Putting one core in solder that thin seems impossible. and this has five. How do they make it? Read more »

Which coax is better?


March 15, 2019, 8:23 am

I never remember the numbers, so i will just describe it. CB and low power ham radios use one type. TV antennas use the other. Both coax is about the same diameter and looks alike on the outside. ... Read more »

GaAs Infrared emitter failure


March 14, 2019, 11:04 am

TO18 size of can but inerference fit? mounted in a brass mount with lens, no type number seen. Actively passing 60mA drops 1.3V and DVM-D test shows 1V one way, so diode function , but no IR out... Read more »

dual-dual potentiometer failure?


March 14, 2019, 5:02 am

I have a Behringer rackmount EQ on my desk again, exhibiting intermittent distorted or no output, no meter movement, etc: Example image: Problem affects both channels, I've traced it down to wh... Read more »

LED lamp failure mode


March 14, 2019, 12:42 am

Less than a month ago (Feb 20th) I put 3 bulbs from a 4 pack of GE 60 w equ ivalent dimmable LED bulbs in a ceiling fixture in the bathroom. Two are d ead now. I've tried them in other fixtures a... Read more »

Annual Spring Cautionary Post


March 13, 2019, 12:43 pm

Although not many here are scroungers or scavengers, perhaps there are enou gh to merit this post. I have pulled any number of gems out of dumpsters, b arn sales and yard sales, in any case. This a... Read more »

Sony VCR SLV-EZ717


March 11, 2019, 8:37 am

Hey Guys, My Sony VCR SLV-EZ717 has an error code 3100D and idk what it means or something like that. : Regards Robert Steel Read more »

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The best rated discussions

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5

Sony PS-LX510


Is there anyone who might be familar w/ this turntable? Problem w/ sticking linear tracking tonearm. I cleaned the dust & dirt off the rail but may need to lube it. What do I use? Also, a source ne... Read more »

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5

Are faulty APC UPS's easy repairs or is it throw in the trash?


Hi, I have two faulty APC BackUPS CS500's each with a different fault. The first unit will switch to battery when there is a power cut. However, when the power is restored, it will not switch back t... Read more »

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5

Source for non polar caps


Need a source for some non polar electro caps. Tried all the usual suspects. values 6.5 uF 25v and 3.3 uF 25v TIA Red Read more »

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Learning Electrical Repair

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I don't want to pick up another career or spend 20 years learning electrical repair, but I would like to learn something about this area. I don't care for ham radios or tv repair either. But barring ... Read more »

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5

Fluke 87 LCD


This is a straightforward question. I don't want it to become a megillah or a tsimmes. My 20-year-old Fluke 87 has one or two segments and several enunciators that have dimmed. I assume this is due ... Read more »

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5

My network used to work.


My network is set up like this: Charter cable modem -> my Netgear cable modem used as a wireless router -> Airlink secondary router used as a secondary wireless access point. Things were so easy ... Read more »

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Update: Charging MP3 Player, Coby MP620-4G


Hi, Since my original post, I bought the Coby MP620-4G MP3 player. The OM says to use a high power USB port (computer). There is no other information in the OM or at their web site on a recomm... Read more »

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5

black and decker coffee pot wiring diagram


I have a Black and Decker coffee maker model # CM1050B type 2. I need the value of the #1 resistor on the control board #HET-BST CM1050-P. Resistor is burned and cracked. It looks like a one watt c... Read more »

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5

Tek 7000 Series Fixtures 067-0655-00 vs 067-0589-00 fixtures


We're running through the calibration on our 067-0587-10 Standardizers and they're failing frequency response. All points lead to the 067-0655-00 fixture going bad, which we only have one of. We tr... Read more »

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5

How do USB players keep track of position.


The devices that plug into the cigarette lighter and play sound from a USB drive through car radio speakers have the ability to remember where they left off, and, even when power is removed from th... Read more »