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2
votes
1answer
397 views

Discharging capacitor of laptop

I would like to know what is the procedure for discharging capacitors of a laptop, as my laptop is not able to power up. The AC power light starts to blink as soon as it's plugged to the laptop.
2
votes
2answers
1k views

Motherboard makes high-pitched chirping noise; will it stop by itself, or what do I need to do to fix it?

I know computers, I have been fixing them and building them for over a decade... but I don't know the exact electronics of them. My personal desktop PC is making an irregular, but constant, extremely ...
0
votes
1answer
354 views

Possible capacitor plague - need help identifying

I've been having some PC power issues lately, and I think I've tracked it down to a bad power supply. Lately, when I'm on my PC it will often restart without warning, displaying "Hypertransport sync ...
2
votes
2answers
1k views

What caused a capacitor in the power supply start smelling?

I was using my computer in the morning then later in the afternoon I noticed some bad smell coming from the power supply. As I checked in, I noticed that one of the big capacitors was leaking and dry. ...
5
votes
3answers
4k views

Is it safe to disable cache flushing on a SSD with “power loss protection”?

I have an Intel 320 SSD which is supposedly able to flush its cache during a power loss. From Storage Review: Rarely seen in a consumer SSD, Intel uses an array of capacitors to make sure data ...
6
votes
3answers
6k views

What could cause a desktop power supply to “hiss”?

Some background to my problem: My city had a thunderstorm last Monday and when I woke up, I noticed my desktop was turned off. I powered it on. It would stay on for about 20 seconds and then shut off. ...
3
votes
5answers
4k views

Solid capacitors burst, PC seems fine, how safe is it to keep using it?

Tonight while I was using my desktop PC, I heard a very loud pop from the inside of my case. After investigating I found that two capacitors on the graphics card had burst, and yellow fibers were ...
8
votes
5answers
531 views

What are these? Are they broken?

Please excuse the poor image quality: What are the components that I've circled in red? The ones on the left look whole and solid. The ones on the right have cracked tops, and although this ...