IBM System/23 problems

From: Geoffrey Thomas <>
Date: Wed Sep 24 14:53:55 2003

I have a complete working system - at least it was last time I fired it up,
other members of the list have expressed an interest in parts, software etc.
Both are in the states , assume you are too ?


----- Original Message -----
From: "Ian Primus" <>
To: <>
Sent: Wednesday, September 24, 2003 8:14 PM
Subject: IBM System/23 problems

> My IBM System/23 doesn't work properly. When turned on, it displays a
> series of numbers on the screen, and stops at "FD". Of the numbers
> printed, "0B" is inverted and flashing. I found a listing of the error
> codes in google's cache of (part of the archive seems to
> be down).
> mail-archive/classiccmp/1997-07/0566.html+IBM+System/
> According to this,
> the error code "0B" indicates that one of the ROM chips on the logic
> board has failed. I looked at it, and it is soldered to the board.
> Desoldering and replacing it with a socket shouldn't be a problem, but
> I will need to find another ROM chip. Does anyone have a spare chip, or
> the ability to copy a good chip? Also, once I get this machine working
> again, I will need to find some software for it. I would assume that
> there is no place to download System/23 software, or even a way to get
> files to usable 8 inch floppies. I have a few disks given to me with
> the computer that may be bootable, but I don't know. I don't really
> know a lot about the System/23 other than the fact that it's really
> heavy. Any information would be appreciated. Thanks!
> Ian Primus
Received on Wed Sep 24 2003 - 14:53:55 BST

This archive was generated by hypermail 2.3.0 : Fri Oct 10 2014 - 23:36:26 BST