AT&T 6300: the Wrong Choice

Bud Hovell bbh at whizz.uucp
Thu Mar 30 10:01:23 AEST 1989


In article <2652 at cuuxb.ATT.COM>, fmcgee at cuuxb.ATT.COM (~XT6510300~Frank McGee~C23~M24~6326~) writes:
> In article <7634 at killer.Dallas.TX.US> strianta at killer.DALLAS.TX.US (Spiros Trianta) writes:
> >In my two years of owning one I have experienced two memory board failures,
> >each at approximately 13-14 months after purchase / repair. Same thing
> >on one machine at work.
> >The board not only dies, but starts giving indications of disk failure 
> >that are very scary, i.e. random disk seeks/resets on C:. 

Also, is the equipment:

	1. Verified to be getting a *good* ground? (Most commercial and
	residential convenience-outlets provide poor grounds, and sometimes
	aren't even connected. In one building [brand new, by the way] we
	had to install a seperate ground-cable for the computer equipment
	because the code-approved grounding was obtained by attachment to 
	the conduit: ok for running typewriters, etc., but won't hack it for
	electronics eqt. Have it checked by someone competent.)

	2. Getting power that is "conditioned" to kill transient spikes and
	other variences? Better, is the equipment on an uninterruptable
	power supply? When power returns after failure, the spikes can be
	really awesome in the first few cycles.

The long-term effects of poor power *can* generate exactly the kinds of
symptoms you have described, and standard commercial power is rarely very
stable.

Hope this helps.
 
                                 Bud Hovell

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