Re: [Hampshire] OT: Using a PC/SPS Tester

2010-09-30 Thread trotter

At 15:03 30/09/2010, you wrote:

On 30 September 2010 02:34, trotter  wrote:
> At 15:09 29/09/2010, you wrote:
>
>> > I am starting by testing the power supply.  I have a PC/SPS Tester I,
>> > but have never used it.  Before I blow myself, my computer or the
>> > house sky-high I would be grateful for some advice.
>>
>> Firstly - the risks are vanishingly small. All the high voltages will be
>> safely caged in the metal box of the PSU.
>
>
> What is a sps tester BTW?
>
> Its not one of those plastic boxes that you can get from scan
> and plug PSU connectors in to test if different rails work?

Yes.
>
> If it is, i wonder if a multimeter would be better.

Probably - but I own one of those plastic boxes!



Ok, thanks for clearing that up.

Martin N

Running MorphOS v2.4 on Mac Mini, Moderator of 
MiniDisc,amithlonopen,bwfc Yahoogroups




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Re: [Hampshire] OT: Using a PC/SPS Tester

2010-09-30 Thread Lisi Reisz
On 30 September 2010 02:34, trotter  wrote:
> At 15:09 29/09/2010, you wrote:
>
>> > I am starting by testing the power supply.  I have a PC/SPS Tester I,
>> > but have never used it.  Before I blow myself, my computer or the
>> > house sky-high I would be grateful for some advice.
>>
>> Firstly - the risks are vanishingly small. All the high voltages will be
>> safely caged in the metal box of the PSU.
>
>
> What is a sps tester BTW?
>
> Its not one of those plastic boxes that you can get from scan
> and plug PSU connectors in to test if different rails work?

Yes.
>
> If it is, i wonder if a multimeter would be better.

Probably - but I own one of those plastic boxes!

Thanks for the suggestion, Martin.

Lisi

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> Please post to: Hampshire@mailman.lug.org.uk
> Web Interface: https://mailman.lug.org.uk/mailman/listinfo/hampshire
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>

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Re: [Hampshire] OT: Using a PC/SPS Tester

2010-09-29 Thread trotter

At 15:09 29/09/2010, you wrote:


> I am starting by testing the power supply.  I have a PC/SPS Tester I,
> but have never used it.  Before I blow myself, my computer or the
> house sky-high I would be grateful for some advice.

Firstly - the risks are vanishingly small. All the high voltages will be
safely caged in the metal box of the PSU.



What is a sps tester BTW?

Its not one of those plastic boxes that you can get from scan
and plug PSU connectors in to test if different rails work?

If it is, i wonder if a multimeter would be better.

Martin N

Running MorphOS v2.4 on Mac Mini, Moderator of 
MiniDisc,amithlonopen,bwfc Yahoogroups




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Re: [Hampshire] OT: Using a PC/SPS Tester

2010-09-29 Thread Vic

> I am starting by testing the power supply.  I have a PC/SPS Tester I,
> but have never used it.  Before I blow myself, my computer or the
> house sky-high I would be grateful for some advice.

Firstly - the risks are vanishingly small. All the high voltages will be
safely caged in the metal box of the PSU.

> 1) The "manual" and Google both appear to suggest that I have to turn
> on the power supply first, and connect up second, **while the PSU is
> live.** Is this correct?

It depends on how much you want to test. If you connect the tester before
powering the PSU, you aren't properly testing the power-on circuitry. In
your situation, you almost certainly don't care about that.

> 2) I have to leave the 20 pin connector connected while testing the
> other connectors one by one.

Yes. The ATX supply has one pin that you short to ground to turn the PSU
on. If you remove the tester from that connector, the PSU will turn off.

> 3) The -5V light may be off because it is supposed to be.

I don't think that is right. I expect all the lights to be on...

> 4) The whole thing has to be done fast because the tester may cause
> the PSU to burn out if it is connected fro more than a very few
> minutes.  [I hate having to rush things, especially when I am at all
> unsure what I am doing.  I like to check and double check. :-( ]

I've left my tester plugged in for many hours (I use it to turn on PSUs to
power external drives, etc.). I've never had a problem...

Now my tester is not the same model as yours - but there is unlikely to be
any significant difference.

Vic.


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[Hampshire] OT: Using a PC/SPS Tester

2010-09-29 Thread Lisi Reisz
I have a dead or seriously problematic something in my day to day desktop.

I am starting by testing the power supply.  I have a PC/SPS Tester I,
but have never used it.  Before I blow myself, my computer or the
house sky-high I would be grateful for some advice.

1) The "manual" and Google both appear to suggest that I have to turn
on the power supply first, and connect up second, **while the PSU is
live.** Is this correct?

2) I have to leave the 20 pin connector connected while testing the
other connectors one by one.

3) The -5V light may be off because it is supposed to be.

4) The whole thing has to be done fast because the tester may cause
the PSU to burn out if it is connected fro more than a very few
minutes.  [I hate having to rush things, especially when I am at all
unsure what I am doing.  I like to check and double check. :-( ]

Thanks for any advice/reassurance.

Lisi

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