Perth PC repair person on here?

as stated earlier my Bro fixes these probs everyday he will be coming over this weekend, if Nathan doesn't help you fix it I can show him this thread and he may be able to help but so far it sounds like Nathan is making all the right moves, have you tried to start it with everything unplugged, drives, video card, sound card etc just run with the neccessities ( i know you did it with video and ram). be careful introducing different parts into it as if something is spiking in it you could also damage the new parts also.
 
Yeah...... I took the sound card out awhile ago for that reason... also unplugged everything b4 (video card was still in though) & tried it.... but no change.

I found a guy on Gumtree that sounded alright & he only charges $35/hour with a $95 cap..... so my bro is gonna ring him today to see if he can fix it.
 
good luck with that, keep us all posted on how you get on, if he is any good should be able to find the prob in no time at all, shouldn't be more than $35 odd bucks

---------- Post added 05-01-2011 at 08:20 AM ----------

this may be a dumb question but have you tried different cables (power cable etc)
 
Goodluck with Gumtree. Hopefully it will be solved.

Not sure if it matters, but the Monitor is an Asus as well..... any chance that displays that because of the Monitor & not the Motherboard? Well think it does, as just checked & if I turn the monitor on without having the PC on it still shows the Asus logo.

The "splash screen" shouldnt really matter. By default its usually OFF in bios setup, so you may be right that the monitor is displaying it without the pc.

Obviously we have been talking about POST (Power On Self Test) which is failing. Yes its not booting too, but generally 'not booting' refers more to the OS not loading. If you got past the POST it would probably boot, or at a minimum allow access to bios or safe mode.

As I've mentioned already, POST checks the video card first. It cant display anything until it does that. Then it checks and displays the ram. You are not getting a display or ram check. So unlikely to be anything further down the POST sequence.

Everything Ive advised has assumes no hardware or software upgrades just prior to the issue. Because they could cause conflicts that could cause this.

The symptoms describe perfectly what would happen if the power supply didnt have enought Watts to power all the goodies in your PC. However it has been working until this point, which suggests it was/is sufficiently rated.

Tested it without the video card & tested RAM one by one... including different slots...... no change.
The reason people have recommended to you to strip down the PC. The less things the power supply needs to power the better. If it was dodgy, it should be able to atleast power the video and ram(without dvd , HDD, etc). So it points to PSU but you have 99% proved the PSU is fine.

Video card is very suspect at this point IMO.

Yep.... that's what I did earlier on this board, as instructed by the manual. No change.
If you had the ability to flash a new version of bios with correct POST sequence and settings, it would be great. But doubt you can do that.

Tried that...... does exactly the same thing. No beeps at all.
The lack of ANY beep for any of the tests, really points to Video card or mobo. If the RAM is faulty, you can remove it. A working computer would beep at this point. Yours isnt.

Also..... I left it on to see how long it would run without me turning it off...... runs for about 1 minute before turning off.
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The current status and previous infrequent issues indicate a stability issue. Running hot. Similar to overclocking the cpu or incompatible ram or compatible ram but incorrect setting in bios. But it has worked since new. However long that was? So you assume that bios is setup correctly(or good enough) and the ram is/was functional, although maybe not optimal.

It is possible that RAM has been working too hard and has all died simultaneously. Perhaps voltage was set to high in bios, it ran hot, occasionally crashed and has now died completely. The only way to completely rule that out is to either put the "suspect" RAM into another PC or put new working RAM into the problem PC. The more basic the RAM the better. Slow, small stick. After all we dont need it for gaming. We just want POST.

It cant really be any floppy, cd/dvd, hdd. Because POST isnt getting that far and you tried powering on with all those disconnected.

I would say either RAM or psu werent 100% compatible from the begining. Hence the occasional crashes.

Will be good to know what the tech finds.
 
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