c/computer-technicians

Vent: spent 2 years swapping out RAM sticks before I checked the slot itself

Was troubleshooting random blue screens on a Dell OptiPlex in my shop and after replacing four different sticks over 2 years, finally realized the third slot was cracked and that was the culprit, anyone else wasted that much time on a hardware issue that was staring them in the face?

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riveradams•2d ago

The dot method beat my old line method by 4 degrees

My buddy Swapped to the dot method on his 5800X3D and swore it was the only way. I always did the line across the middle, the classic way I learned from a YouTube video back in 2011. Last week I rebuilt my own rig, a 5700X that runs hot as a rule, and decided to just do a side by side test. Used the same paste, same cooler, same case, ran Cinebench twice. The dot method gave me a 4 degree drop and the temps evened out way faster under load. The line spread too thin towards the edges, it left dry corners on the heat spreader. I have a pile of old CPUs in a drawer so I'll never waste time with anything but a center pea again. Has anyone else seen a difference, or am I just chasing numbers that don't matter?

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margaret_gonzalez25•4d ago

Hit 500 successful data recoveries this month, but is that number even meaningful?

I crossed 500 recoveries for clients in the last 12 months, which sounds impressive on paper. But half of those were just corrupted Excel files where I had to use a simple backup, not real hardware failures. My coworker argues that volume matters for the shop's reputation, while I think we should track the 40+ times we pulled data off physically dying drives instead. Does a milestone like this actually tell you something about your skill, or is it just a vanity metric? How do you guys measure success in this line of work?

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max415•5d ago

The static discharge moment that flipped my whole thermal paste game

After a decade of slapping on pea-sized drops and blaming ambient temps, a colleague in Dallas watched me redo a 7900 XTX three times and casually asked why I wasn't checking the heatsink mount pressure, so I measured it with a torque driver and realized I'd been leaving a 12 psi gap on every card I'd ever built, anyone else ever find out their 'reliable' method was the actual problem?

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hugoh55•10d ago

Unpopular opinion: database backups that restore cleanly matter more than the fancy dashboard

After a client in Austin lost 3 days of inventory data because their 'automated backup' only saved the log files, I started testing every restore on a spare box and now I refuse to call a job done until I've actually pulled the data back, has anyone else found that most backup tools fail exactly when you need them?

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the_laura•10d ago

Customer said 'it worked yesterday' and I lost an hour chasing a ghost

A client called me this morning insisting their POS terminal was fine last night, but I found the ethernet cable half unplugged behind the counter after an hour of swapping out hardware. I finally stopped assuming the problem was in the machine and looked at the physical setup. How do you guys avoid getting stuck in that loop when the user swears nothing changed?

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anderson.david•11d ago

Switched my stance on refurbished drives after a server rack in Portland

Used to tell clients to avoid refurbs completely, but after pulling 12 of them from a 2019 build that ran 24/7 for 5 years with only 2 failures, I now check the power-on hours and manufacturer date before dismissing them, anyone else finding decent luck with datacenter pulls if you ask for the SMART logs first?

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charles_kelly43•15d ago

Overheard a client say 'the cloud is just someone else's computer' and it got me thinking about backups

I was swapping a dead power supply in a Dell OptiPlex last week and the office manager walked by, told her assistant that exact line. She wasn't wrong, but it made me realize how many small businesses treat cloud storage like it's indestructible. I had a client in Spokane two years ago who lost three years of QuickBooks files because they synced a corrupted folder to Dropbox and never checked version history. Now I always set up a local backup drive alongside whatever cloud service they use, and I walk them through a monthly restore test. That one sentence probably saved me from another 'can you recover this' panic call, honestly. Any of you guys still run into folks who think cloud means bulletproof?

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mia748•15d ago

Picked a used Dell over a new no-name laptop for a client, zero regrets

They wanted the cheapest new thing at Best Buy for $380, but I found a refurb OptiPlex with a real i5 and 16GB RAM for $250 and after 3 months of daily office use it's been flawless, anyone else steer folks toward enterprise refurbs over consumer junk?

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max415•18d ago

Three years of imaging gigs and I'm done with the winpe flash drive method

Back in 2021 I used to swear by manually booting every machine into WinPE from a USB. Then I landed a contract in Austin for 40 laptops a month and that workflow fell apart by week two. Switched to PXE boot with a local server and my imaging time dropped from 25 minutes to under 9 per unit. Everyone on here kept saying keep it simple, but the simple method was costing me 14 hours a month. I get the appeal for one-off repairs, but if you're doing volume, the extra setup pays for itself fast. Anyone else made the jump and found the learning curve way smaller than they expected?

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hall.nina•19d ago

One Tuesday that made me question if flat rates are actually fair

Had a day last fall that swung hard both ways. Morning job was a simple HDD swap on a Dell OptiPlex, 20 minutes max, customer paid the full $85 flat rate without blinking. Then the afternoon hit. A laptop with a broken hinge turned into a 3 hour maze of stripped screws, hidden clips, and a ribbon cable that refused to cooperate. Charged the same $85 for that nightmare. Same price for a 20 minute job and a 3 hour slog. Is that just how the trade works, or do any of you adjust your pricing on the fly when a simple job turns into a monster? Feels backwards that the easy ones subsidize the hard ones, but I can't figure out a better system that customers would actually accept.

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the_karen•25d ago

The day I fixed a server with a butter knife

Last Tuesday I got a call about a downed server at a dental office in Oak Park, turned out the power supply was jammed and I didn't have my usual tools in the truck. I ended up using a butter knife from their break room to pry out the stuck PSU and swap in a spare I had. Has anyone else had to improvise with random objects to get a system back online?

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charlie_ellis•26d ago

Warning: I ruined a motherboard by not grounding myself properly

So last month I was swapping out a CPU on an old workstation in my garage and I figured I'd be fine without a wrist strap. I've done it a hundred times before, no issues. Well after I finished the swap, the system wouldn't POST at all. Fans spun up, lights came on, but nothing on screen. I spent like 3 hours testing RAM, reseating the GPU, checking cables. Finally I pulled the board out and noticed a tiny scorch mark near the CPU socket. I must have zapped it with static while handling the chip. Learned my lesson the hard way. $150 for a replacement mobo and a week of downtime. Has anyone else fried a board from static? What do you use for grounding on the cheap?

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angela_grant•26d ago

The night shift slowdown that cost me 4 hours

I used to swear by running automated virus scans overnight until I checked the logs last Wednesday and saw the same 3 machines had been stuck at 57% for hours. Turns out their scheduled Windows updates were eating all the bandwidth after midnight. Anyone else have background tasks wreck their scan schedules?

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hannahk19•26d ago

Question about a Dell power supply failure I had last week

I was working on a Dell Optiplex 7050 last Tuesday and the power supply just went dead mid-boot. No smoke or anything, just clicked and nothing. I swapped in a spare 240 watt unit I had from a similar model and it fired right up. Has anyone else seen these Dell proprietary PSUs fail without any warning like that?

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lisaf38•26d ago

Had a server crash at a dentist's office that taught me a hard lesson about backups

I was working at a small dental practice last Tuesday and their file server just died mid-appointment. No warning, no errors, just a black screen. Turns out the owner had been ignoring the backup drive alerts for 3 months because they thought it was a sales pitch. Lost 2 weeks of patient records and had to spend 8 hours rebuilding from paper files. Has anyone else run into clients who think backups are just something you set and forget?

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kaiharris•26d ago

Finally caved and tried that thermal paste spread pattern I always thought was overkill

Idk, I always just did a pea sized dot in the middle and called it good, but after a customer's Ryzen 9 was hitting 95C under load I tried the X pattern and it dropped 8 degrees. Has anyone else seen that big of a difference or was it just my bad luck with the first application?

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diana20•27d ago

RMA'd a PSU three times before I checked the outlet voltage

Kept getting random shutdowns on a build in Austin. Replaced the power supply under warranty three times. Finally grabbed a multimeter and the wall outlet was only pulling 108 volts. Fixed the wiring and never had an issue since. Anyone else waste time swapping parts before checking the basics?

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derekjenkins•29d ago

That guy at Micro Center said SSDs don't fail... I wish he was right

I just pulled a drive from a client's machine last Tuesday, a Samsung 860 Evo from 2019, completely dead with no warning. No SMART errors no clicks nothing happened right in the middle of their QuickBooks session. Ever run into one that just gave up without any signs beforehand?

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dixon.spencer•1mo ago

Question about swapping thermal paste on a 5 year old laptop

I was working on an old Dell Inspiron 15 last week for a client, and the CPU was hitting 95C idle. I cleaned off the crusted paste and applied some new Arctic Silver, but I realized I didn't check what kind of paste was on there before. Has anyone else run into issues mixing old paste residue with new stuff, or is it always fine to just wipe and replace?

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samjohnson•1mo ago

Debate: Crimped vs soldered Ethernet connections in the field

I just spent the last two days running cat6 in a new office build in Austin. I always crimp my ends because it's faster, but a buddy insisted soldering each connection with heat shrink gives way better signal stability. I tested both with a Fluke meter and the soldered ones had less than 0.5 dB loss at 100 feet. The crimps were fine too at around 1 dB though. What do you guys prefer when you're on the clock and the customer wants reliability over speed?

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wesley_martin•1mo ago

Blew $50 on a 'lifetime warranty' cable that failed in 2 months

Bought this fancy braided Ethernet cable from a random Amazon brand that claimed lifetime coverage, but when the connector snapped off, they wanted me to pay return shipping back to China lmao. Never got my money back and the cable was dead in 2 months. Anyone else get burned by those 'guaranteed forever' listings?

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grant_allen85•1mo ago

Saw a dude at Micro Center return a GPU with thermal paste all over the pins

I was at Micro Center in Dallas last Saturday just grabbing some thermal pads and I see this guy walk up to the returns counter with a card that looked like it went through a food processor. The tech opens it up and there's thermal paste smeared all over the pins and socket area, like he just globbed it on without thinking. The return guy just stared at it for like 10 seconds and said 'sir, this is not going to work' and the customer argued it was a manufacturing defect. Made me wonder how many of those 'open box' deals I've bought were actually just people's failed DIY projects.

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christopher_wells4•1mo ago

Spent $60 on a thermal paste kit vs using the free tube that came with my cooler

Last week I built a new rig for a client in Austin and had to decide between spending $60 on a fancy Kryonaut kit or just using the stuff that came with the Noctua cooler. I went cheap and used the stock tube, but after 3 days the temps were hitting 85C under load on an i7-13700K. Pulled it apart and half the paste had squeezed out unevenly, so I ended up buying the expensive stuff anyway and it dropped to 72C steady. Anyone else find that stock thermal paste is just not worth the hassle?

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john_cooper•1mo ago

Appreciation post: that server room fire alarm drill back in 2015

Was working a contract at a county building in Springfield when the fire alarm went off mid-drill and I tripped over a loose cable, which made me realize zip ties are not optional for cable management, has anyone else had a hardware fail because of something as dumb as messy wiring?

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