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Thread ID: 127301 2012-10-16 06:48:00 Power surge troubleshooting JMoore (9352) Press F1
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1307154 2012-10-16 23:33:00 AND of course you forget Westom, that the average person who comes on these forums asking for help is of course going to have all the equipment, Multimeter's, and knowledge/skills to diagnose the problems.The reasons people come here is to ask for help when they are unsure or dont know.

Remember where you're reading and making comments - you're not in some technicians workshop or class teaching.Maybe if a faulty PC was taken to a Computer repairer, they would do as you suggest, then again maybe not.
wainuitech (129)
1307155 2012-10-16 23:59:00 ... the average person who comes on these forums asking for help is of course going to have all the equipment, A multimeter costs about $12 or £7. Anyone who cannot use a meter has no business even trying to use a cell phone. Meter is a perfect example of a tool only for layman.

Denials can only exist when the naysayer is without basic knowledge. If you cannot use a meter, then give it to a 13 year old. Any science student would (should) use one in science lab. That cheap and that simple. A layman's tool sometimes even sold in grocery stores.

Some would, instead, spend $60 on another PSU using only speculation.

OP asked for another solution: the meter. More complex is a microwave oven. Even auto mechanics must use one in their first year of training. Why do some find this so vague? Many who do not even know what a meter does have invented fears. OP can have a useful answer immediately after asking for directions and posting the resulting numbers.

A widespread fear of what so many do not know of is telling.
westom (16792)
1307156 2012-10-17 00:10:00 I did warn you all..........do not feed the troll............next step:ban

Mind you, maybe my 6 digit HP 3468A multimeter may give twice the diagnostics of a crummy old $12 3 digit job :thumbs:
Terry Porritt (14)
1307157 2012-10-17 00:30:00 A multimeter costs about $12 or £7. Anyone who cannot use a meter has no business even trying to use a cell phone. Meter is a perfect example of a tool only for layman.



"Anyone who cannot use a meter has no business even trying to use a cell phone"
You are a conceited idiot to even suggest this

anyone who doesnt know the limitations of cheap meters shouldnt be preaching their virtues .
MOST laymen DONT know how to use a meter, simple fact. They really dont know the difference between volts, amps & resistance

It seems you have no real world experience in PC repair.
1101 (13337)
1307158 2012-10-17 00:43:00 Denials can only exist when the naysayer is without basic knowledge.

Even auto mechanics must use one in their first year of training. Why do some find this so vague? Many who do not even know what a meter does have invented fears.
A widespread fear of what so many do not know of is telling. Ever thought the average Joe in the street is NOT an expert or have egocentric views at everything power related.

Said it yourself very first line.
wainuitech (129)
1307159 2012-10-17 01:43:00 @westom,
Users don't *care* about that kind of thing. In fact I'd argue over 99% of people in the world don't care about using a multimeter. Why should they care, just because it's the industry you specialize in?
I could say the same about the internet, that you shouldn't be posting online via ADSL without a knowledge of how NAT works, TCP vs UDP, and how to do a packet capture. It's madness!

With that in mind if you don't stop the trolling of this thread, I'll be forced to bring out the ban-hammer. Please don't make me do it.
Chilling_Silence (9)
1307160 2012-10-17 01:44:00 Why, oh why, do you respond? You know you can't reason him out of his views. linw (53)
1307161 2012-10-17 02:01:00 Just for the record, if wes-troll had used a fraction of his verbiage to actually explain how to measure the PSU voltage in situ, then his post would have been worthwhile.
For example he could have referenced 'Upgrading and Repairing Pc's' by Scott Mueller

books.google.co.nz and go to page 1168 on using multimeters and page 1170....Measuring Voltage.

Although this ebook is a little dated it would have given the neccessary info on how to do the job.

I've skimmed a lot of his posts on lots of forums but he never actually gives proper answers, like he hasn't here.
Terry Porritt (14)
1307162 2012-10-17 04:53:00 I happen to be an engineer, but I can fix P Cs too, my money is on a stuffed motherboard, . PENTIUM (426)
1307163 2012-10-17 10:45:00 OK here's an update that hopefully answers some of the questions.

5V and 12V were tested within tolerance with a multimeter as these were the two I could remember (red/yellow) and I made a bit of an assumption that PSU was (reasonably) OK when they measured OK.
I also briefly swapped out the power to the board with another PSU and got the same result which is why I think it's the mobo.

Can't remember whether it beeped before, it's actually my parents computer. Although the mobo (GA-K8NF-9) manual suggests there should be one beep for successful POST. Haven't tried BIOS battery but from what I read I would at least get a boot if this was the problem.

Have swapped drives but no luck.

Have reseated and swapped ram - no luck.

No onboard graphics unfortunately.

We do actually have a UPS and surge protector but both were removed from the system when it happened.

Am currently sourcing a replacement mobo unless anyone can think of anything else? Really appreciate the feedback - I can use a multimeter ;)
JMoore (9352)
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