On Mon, 14 Mar 2005 06:58:56 -0800 (PST), Keith Myers wrote:

>
>On 14 Mar 2005 13:55:11 -0000, os2hardware{at}yahoogroups.com wrote:
>
>> But BUT BUT!!!!  Hey wait one minute!
>>
>>     The reason I am needing to go to all this trouble is that in the last
>>3 months I have been trying to upgrade 3 SCSI drives to U160.  I have
>>bought 12 drives.  I have destroyed 13 drives by plugging them into one of
>>the power supplies.
>>
>>     SO!!! I an not wanting to plug a drive in to provide a load.
>>
>>     Next suggestion please.
>
>So sorry about the memory lapse Don, I had forgotten about the original 
>problem. Yes, not such a good idea to plug known good drives into probably bad 
>power supplies.  OTOH, if you are certain at least one of the fried 13 drives is 
>toast, what more harm can done?  To measure the power suppy without 
>plugging in a drive requires a little more effort and engineering. 
You'll have to 
>plug in resistors between the +5v and +12v supply and return lines to load the 
>supply down. With your limited mobility, that is probably a bit much to ask.

I was unaware of Don's limited mobility.... sorry.

The Antec PSU tester that started this thread provides a static, stable
load for testing purposes.

From  http://www.antec.com/us/productDetails.php?ProdID=77003

"Built-in 25W 5.4 ohm load to generate steady outputs"

and way cheaper than motherboards and hard drives that will simply give
you a pass ("It works!") or fail ("I smell
something...") result. :-D

-Derek

Derek W. Keoughan,
Finnegan Software, Inc.,  Brampton, Ontario, Canada  http://www.finnsoft.com
416-410-4774 phone - 800-258-0033 toll free - 905-846-5516 fax

Consulting, Networking, Cabling, Internet, Hardware, Software, Tech Support
eComStation, OS/2 Warp/Server, WinXP/2000/NT/Me/9x, Linux
Customized PURRformance PC's & Servers, OnSite Services, Installations
and Upgrades

= Celebrating 10 years of "happily purring" computing - Founded
1995-02-02 =




 
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