Power supply etiquette...

lchyi

Senior member
May 1, 2003
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How would I go about changing my power supply fan without shocking myself or damaging the supply? Is there certain rules to adhere to? Anyway, my PSU's fan is rattling extremely lound and I need to tone it down quickly but I've never done this before. Anyway, thanks a lot.
 

Cogman

Lifer
Sep 19, 2000
10,284
138
106
Make sure all power is unplugged, DONT touch any of the capacitors (tall cylenders), make sure your hands are dry, Wear some Rubber gloves. Always be carfull and know where your all parts of your body are.
 

iwantanewcomputer

Diamond Member
Apr 4, 2004
5,045
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Originally posted by: Cogman
Make sure all power is unplugged, DONT touch any of the capacitors (tall cylenders), make sure your hands are dry, Wear some Rubber gloves. Always be carfull and know where your all parts of your body are.

what does he ^ mean by "all parts of your body" sounds painful.

do what he said but i'd add this
leave it unplugged for a while before you open it up. I don't know how long those capacitors hold their charge (isn't exponential decay fun) but i's wait at least 5 minutes. just don't tough anything you don't have to, like the fan screws and power cables

PS anybody know a good way to connect 2 stripped power plugs so they will stay together. those things are touchy.
 

boran

Golden Member
Jun 17, 2001
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I tought there was a way to get the most charge out of the caps by shorting two pins, and my "logic" sais that if you unplug a powersupply and then press your Pc's power button, power should be going out of those capacitators, my logic might be flawed tho, i'd suggest you wait till someone with more knowledge about the subject has been here and commented, because I do know that what you're trying to do is dangerous if not done properly.
 

Nebor

Lifer
Jun 24, 2003
29,582
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76
Unplug it, press your PC's power button a few times. Remove power supply. Do as you wish. Probably should TRY to poke capacitors and stuff though.
 

Markfw

Moderator Emeritus, Elite Member
May 16, 2002
27,096
16,014
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And remember, you just voided any warranty left. There have been people that ruined their PSU doing this also. I would cut the fan wires above the circuit board, and splice. Don;t attempt to solder onto the board yourself. Maybe you could even be lucky and it have a plug (never seen one yet though)