c/electronics-repairers

Had a vintage radio literally start singing to me yesterday

Was working on a 1960s tube set for a client, and after I replaced a few caps, it powered on and played a faint, warbly version of 'Happy Birthday'. The thing hasn't had a signal source connected in 30 years. Ever have a repair just get weird on you?

That time a customer brought in a toaster that smelled like burnt hair

This was at my old shop in Austin, maybe 8 years back. A guy walks in with a fancy four-slice toaster, says it keeps tripping his kitchen outlet. I pop it open and find a fried mouse nest packed right into the heating element area, complete with a few crispy former residents. The smell was something else, like a bad perm gone wrong. I had to completely strip it down and clean every part with isopropyl before I could even start on the actual short. Ever since then, I ask about any 'unusual smells' before I even plug a kitchen appliance in. What's the weirdest thing you've ever found inside a piece of gear?

Spent three days chasing a phantom short in a vintage radio that turned out to be a single cold solder joint.

Everyone says to shotgun replace caps first, but this was a simple reflow on a single connection from 1978. Has anyone else had a 'big' problem with a tiny fix?

Serious question, has anyone else had a customer try to 'fix' a board with a regular soldering iron?

Had a guy bring in a gaming laptop from Columbus last month, a real high end one, and he was honest about trying to fix a loose HDMI port himself. He said, and I quote, 'I just heated it up with my old Weller from the garage, how hard could it be?' The board was a total mess, lifted pads everywhere and even some scorch marks on nearby parts. I had to tell him the main board was a total loss, which was about a $700 part before labor. It really stuck with me because he was a nice guy, just way out of his depth. It's a solid reminder that telling people 'no, bring it to a pro' is sometimes the best service we can offer. What's the worst DIY repair mess you've had to clean up?

Changed my mind about using generic thermal paste after a client's PS5 kept overheating

A regular customer in Austin brought his console back twice with the same shutdown issue, and another tech at the shop told me the cheap paste I was using dried out too fast under heavy load. I switched to Arctic MX-6 for all my console repastes last month and haven't had a single callback since. What's your go-to paste for gaming consoles these days?

Just read that a 2023 survey found 40% of phone repairs are for screens, but water damage is still the priciest fix on average. Found it in a trade mag at the shop.

Just realized a lot of folks are skipping the basic continuity check on a board before they even start looking for the bad component.

I watched a guy in my local shop spend 45 minutes chasing a phantom short on a TV power supply last week, only to find the fuse was blown after he finally checked it with his meter.

Finally got a stubborn 1980s amplifier to stop humming by swapping a single capacitor

I was ready to reflow the whole board, but on a hunch I replaced the main filter cap, a 4700uF 50V unit. The hum vanished completely, reminding me to always check the simple, high-stress parts first. Has anyone else had a 'one part fix' that saved a ton of time?

Serious question, has anyone else tried using a hot air station to fix a loose HDMI port?

I had a client's gaming monitor with a wobbly HDMI port that wouldn't hold a cable. Instead of my usual desoldering and replacement, I figured I'd try just reflowing the existing solder with my hot air station at 350 degrees. I taped off the plastic around it and gave it a gentle blast. The port is now rock solid, but the weird part is the monitor's OSD menu started acting a bit laggy afterwards. I'm wondering if the heat traveled up the traces and affected the main board controller. Has anyone else run into something like this when doing a localized repair?

Shoutout to the cheap $15 hot air station I bought in 2020

I used to be scared of using hot air for SMD work and would only use my old soldering iron, which took forever and often lifted pads. That little station forced me to learn proper technique, and now I can swap a chip in under a minute. What's one tool that completely changed your repair process?

Tbh, I see a lot of techs skip the simple step of cleaning flux off old boards

Honestly, I've fixed at least five laptops from a local college this month where the main issue was just leftover flux causing slow shorts. Ngl, it's easy to miss, but a quick clean with some 99% isopropyl and a brush can save you a ton of time chasing weird power issues. Anyone else run into this a lot, or am I just getting all the messy repair jobs?

Pro tip: a tiny piece of foil saved a laptop from the trash

I was working on a five year old Dell that wouldn't charge. The DC jack was fine, but the power light just blinked. I opened it up and saw the tiny metal contact inside the port was pushed down flat. I didn't have a spare jack, so I cut a sliver from a gum wrapper and wedged it under the contact to lift it back up. It's been working for three weeks now. Has anyone else done a weird fix like that to save a part?

Update: I gave up on using a heat gun for every single board reflow job

For years I'd blast every old console or TV board with my trusty 500W heat gun, but after a PS4 Slim repair in Tacoma last month where I lifted three pads, I switched to a cheap $25 hot air station for anything with small parts. The control is just better and I'm not fighting to keep components from blowing away. Anyone else make a switch like this after a specific job went wrong?

Appreciation post: My old boss in Dallas would just reflow a whole board for any BGA issue, no questions asked.

Now I use a cheap USB microscope first to actually look for cracks or bridges before I even heat up the iron. Saves so much time and avoids cooking good chips. Anyone else have a simple tool that changed their whole process?

Showerthought: A customer in Tampa told me I was 'killing the planet' by fixing his old TV.

He said buying a new one was better for the economy, but I argued keeping a 10 year old Sony out of a landfill was the real win. Who do you think had the right idea?

Am I the only one who thinks those new 'repair cafes' are a bad idea?

I checked out the one in Springfield last month, and it felt more like a free clinic than a real shop. They had a volunteer trying to fix a 2019 MacBook Pro with a basic $20 soldering iron kit. How do you even start that conversation about proper tools and safety?

My neighbor said to just reflow the whole board on a 2018 MacBook Air with no video, and it actually worked for a month before it died again.

Got called out for my 'good enough' soldering on a vintage amp board

A tech I respect saw my repair on a 1972 Fender Twin and said my joints looked cold, even though they passed a basic continuity test. I started using a $150 Weller station with a real temp dial and a magnifier to check every single joint before moving on. How many of you actually inspect every solder point under magnification before calling a board done?

My uncle told me to always check the fuse first, even when it seems dumb

I was working on a vintage tube radio from a garage sale, and it was completely dead. I spent like two hours tracing the power circuit, thinking it was a bad transformer. My uncle, who used to fix TVs, kept saying 'Did you check the fuse?' over the phone. I finally did, and sure enough, the 1-amp fuse in the back was blown. Replaced it for 50 cents and it powered right up. Has anyone else wasted a bunch of time ignoring the most basic step?

Question about the 100th board I fixed with the same capacitor issue

I just fixed my 100th TV power board that had a blown 470uF 25V capacitor in the same spot (the secondary filter on the 12V rail, for anyone keeping score). It's wild how many different brands and models fail in the exact same way. I started keeping a log six months ago, and hitting that number really showed me this isn't just bad luck, it's a design flaw. Has anyone else seen a specific part fail this often across different devices?

TIL I was using way too much flux on SMD work for years

I was fixing a Nintendo Switch board last week and kept getting bridges I couldn't clear. A buddy watched me and said, 'Dude, you're painting with that stuff.' He showed me his method: just a tiny dot of MG Chemicals 8341, no bigger than the chip itself. I tried it and the solder flowed perfectly on the first try. Has anyone else had a 'less is more' moment with a basic material?

I always thought those cheap component testers were a gimmick

A friend gave me one last year, and it sat in my drawer until I had a tricky board from a 2012 receiver. Out of frustration, I clipped it onto a suspicious capacitor. It not only identified the part correctly but showed the exact leakage value my old meter missed. That $15 tool saved me an hour of tracing. Has anyone found other simple tools that turned out to be surprisingly good?

Cleaned my 1000th logic board this morning and it hit me

I was finishing a 2015 MacBook Pro repair in my shop, and my log showed I'd just passed that exact number. It's wild to think how many of these I've seen go from dead to working again. What's the one repair you've done so many times you could do it in your sleep?

I was fixing a TV in a basement bar last month and the owner kept unplugging my work light to plug in a neon sign.

I was cleaning every board with isopropyl and a toothbrush for way too long

I mean, I had this old Pioneer receiver from the 80s on my bench last week, and the left channel kept cutting out. I spent maybe two hours scrubbing every single contact point with 91% isopropyl and a new brush, but the problem came right back. The tip off was when I finally looked at the board under my magnifier and saw a tiny, almost invisible crack in a trace near the main power cap. I was just cleaning stuff that didn't need it. Has anyone else wasted a bunch of time on a cleaning ritual before actually looking for the real fault?