[comp.lang.postscript] Wanted: ps memory testing program

dcrowley@mqccsunc.mqcc.mq.oz.au (David Crowley) (08/27/90)

	Well, the subject says it all. We have a suspected memory
      error in our NT, does any one know of/have a program to test
      the memory of a postscript printer.
						Thanx
						  David...

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woody@chinacat.Unicom.COM (Woody Baker @ Eagle Signal) (08/28/90)

In article <428@macuni.mqcc.mq.oz>, dcrowley@mqccsunc.mqcc.mq.oz.au (David Crowley) writes:
> 
> 	Well, the subject says it all. We have a suspected memory
>       error in our NT, does any one know of/have a program to test
>       the memory of a postscript printer.
> 						Thanx


If you hook up to the 25 pin serial port in interactive terminal mode, AND
you jumper pin 4 to pin pin 22, and power the laser up, you will come
up in the RED STONE monitor.  If you have a version of PS 38.0 or earlier
you can manualy change memory, but in anycase, there is a memory test command.
I seem to remember  that R dump registers, G is Go, L=long, W=word
B=byte (alter these), X= s1s9 download, H = haltpoints, Z or z = reset
I think that A, M, m,o,q,t,s, S are various memory test routines.
A in particular looks like it test memory, and if it finds a failure, 
prints the address, a R or W and a ?

Try it.  Can't hurt anything.

Cheers
Woody

gpw@cbnewsc.att.com (george.p.wilkin) (08/28/90)

From article <428@macuni.mqcc.mq.oz>, by dcrowley@mqccsunc.mqcc.mq.oz.au (David Crowley):
> 
> 	Well, the subject says it all. We have a suspected memory
>       error in our NT, does any one know of/have a program to test
>       the memory of a postscript printer.
> 						Thanx
> 						  David...

I also would like to test memory, this time my home brew memory update 
to our qms800... any pointers to checking my work appr.
gp wilkin
-- 
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