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Article #19151

HP LJIIP memory problem

#19151
From: Sean P. Frigo UW-Madison SRC (60...
Date: Thu, 21 Jan 1993 16:14
28 lines
1839 bytes
I have been trying to use 3rd party 4 MB memory boards with a Hewlett-Packard
Laserjet IIP printer.  The board will work fine for awhile, but eventually
I will get "Error 53" at power up, which says the board is bad.  I can pull
out the board, reinsert it, and power up with no error reproducably.

1	Is there a device to test the integrity of the DRAM chips on the
	expansion board?

2	Is there any way that the printer could be "stressing" or charging
	a portion of the memory board, leading the the error condition?  HP says
	this is impossible.

3	Does anyone know of 3rd party boards which will accept 256 KB 9 chip
	SIMMS to use as printer expansion memory?  There must be a ton
	of these lying around from people who have upgraded PC's to larger
	capacity SIMMS.

Help!  I am on my 3rd replacement board and can't figure this out.


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Sean P. Frigo					    internet: frigo@src.wisc.edu
UW-Madison SRC and Department of Physics                  bitnet:  frigo@wiscpsl
3731 Schneider Drive                                       voice:   608-877-2332
Stoughton WI 53589-3097                                      fax:   608-877-2001

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From: frigo@psl.wisc.edu (Sean P. Frigo UW-Madison SRC (608)877-2332,-2001(FAX))
Subject: HP LJIIP memory problem
Message-ID: <1993Jan21.161459.8266@pslu1.psl.wisc.edu>
Sender: news@pslu1.psl.wisc.edu (USENET News System)
Reply-To: frigo@psl.wisc.edu
Organization: University of Wisconsin - Physical Science Lab
Date: Thu, 21 Jan 93 16:14:59 GMT
Lines: 28