Author Topic: Fixed my PlayStation 3  (Read 795 times)

gooki

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Fixed my PlayStation 3
« on: December 04, 2022, 08:16:25 PM »
So I finally contracted COVID, felt shit all weekend, and marginally better today (Monday).

Thought it'd be good to play some games to pass the time, so I dusted of the old PS3, plugged her in and to my shock it wouldn't turn on. No lights, no beeps, dead as a duck.

Some google searching showed it's most likely a power supply fault. So out come the screwdrivers and the multimeter. Once apart and watching a few YouTube videos and reading repair tips I finally figured out how to trick the PSU into thinking it was turned on. 12v and 5v outputs measured just fine. Hmmmmmmm.

Next step was connecting the power supply back in, this time testing the 5v leads read 1v, strange. Unplug and the pins read 5v, connect the lead 1v. Grrrrr, somethings.not right.

Time to look up the price of a replacement powers supply, $40, 2 weeks wait and no guarantee it'll fix it, I'll keep trying my repair.

Then I recall one of the repair videos where one guy had plugged in a cell phone charger to the 5v lines. At the time I thought it was super sketchy (and in the video he claims he doesn't know how he fixed it), but at this point I was willing to throw it in the bin, so why not give it a go.

Hunted through my box of old cables and found a 5v charger, snipped the plug of the end, parallel wired into the playstations 5v line, turn everything on and low and behold the red led lights up. I turn it on, led goes green, fan spins up then everything shuts down. Fuck, so close.

So I'm hopeful now at least there's some life in there, I unwire the cellphone charger, connect all the factory wires back together. Plug it in, red light is illuminated, great. Turn it on, light goes green, playstation spins up and appears to be working. Yah, now to put it all back together.

Plugged it into the TV, confirmed it worked played a few rounds of Call of Duty online, job done.

Sure it took me nearly 3 hours to fix. But proud to have made my PS3 work again.
« Last Edit: December 04, 2022, 09:53:59 PM by gooki »

eyesonthehorizon

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Re: Fixed my PlayStation 3
« Reply #1 on: December 04, 2022, 09:08:01 PM »
Nice! The lower stakes with older electronics always gives me a bit of fortitude stomach-wise when cracking them open.

Sounds like it may be wise to possibly plug these in from time to time - anybody with more electrical knowhow able to confirm that it sounds like it just got below some sort of threshold for the power supply to kick on?

gooki

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Re: Fixed my PlayStation 3
« Reply #2 on: December 04, 2022, 10:18:31 PM »
Yeah being old is helpful for my confidence, as I'm not exactly professional in how I remove plastic trim pieces. In this case I broke 6 plastic clips on the PS3. Meh it still went back together, although one area would benefit from some adhesive.

As for the cause, yeah it's odd. Going in I thought it might be some leaking capacitors (not uncommon), or maybe as simple as a dead CMOS battery. I think I've had that before on a PC where it wouldn't boot because the little button battery was dead.

Doing some more research it looks like the supply voltage supervisor was being a dick. Using the external 5v power supply bought the voltage/current up high enough to make the supervisor reset and function normally.

Periodically plugging in would be a good idea.
« Last Edit: December 04, 2022, 10:21:48 PM by gooki »

katsiki

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Re: Fixed my PlayStation 3
« Reply #3 on: December 07, 2022, 12:46:12 PM »
Good job!

Question... I am not following why plugging it in periodically would help.  Care to elaborate?

gooki

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Re: Fixed my PlayStation 3
« Reply #4 on: December 07, 2022, 06:19:25 PM »
Stop the switch on a chip (supply voltage supervisor) from getting stuck in the off position.
« Last Edit: December 07, 2022, 06:21:56 PM by gooki »

cool7hand

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Re: Fixed my PlayStation 3
« Reply #5 on: December 08, 2022, 05:47:48 AM »
Impressive. Most impressive.

katsiki

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Re: Fixed my PlayStation 3
« Reply #6 on: December 08, 2022, 10:05:06 AM »
Stop the switch on a chip (supply voltage supervisor) from getting stuck in the off position.

Ahh, I see.  Thanks!

Knapptyme

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Re: Fixed my PlayStation 3
« Reply #7 on: December 08, 2022, 11:39:09 AM »
Well done! I have tried fixing an old, backwards compatible PS3 overheating problem to no avail (I counted the extra 2 hours of getting it to work as a success until it wasn't).

eyesonthehorizon

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Re: Fixed my PlayStation 3
« Reply #8 on: December 08, 2022, 01:37:52 PM »
Well done! I have tried fixing an old, backwards compatible PS3 overheating problem to no avail (I counted the extra 2 hours of getting it to work as a success until it wasn't).
Two extra hours is enough time to download your save files & should thus be counted as a won battle even in a lost war.