🚀 go-pugleaf

RetroBBS NetNews Server

Inspired by RockSolid Light RIP Retro Guy

Article View: comp.sys.next.hardware
Article #1495

Re: Instructions on modifying CPU board for multi-CPU NeXTcube

#1495
From: Jim De Arras
Date: Thu, 07 Jan 1993 03:17
46 lines
2312 bytes
In article <C09tsv.2AJ@ccu.umanitoba.ca> tilley@ccu.umanitoba.ca (Richard  
Tilley) writes:
> In <C04DoL.L6J@sounds.wa.com> BrianW@SoundS.WA.com (Brian Willoughby) writes:
> 
> 
> >	I have heard from other UseNet folks that there was a posting (a long  
> >time ago) in comp.sys.next about how to modify a NeXTcube CPU board so that  
it  
> >would function in a different slot than the standard one - and also so it  
would  
> >not interfere with a second CPU board in the main position.  I believe this  
> >involved electrical modifications to the NeXTbus chip so that only power  
would  
> >come from the bus.  I don't believe there was any need to modify the monitor  
> >outputs, since the NeXTcube can handle a NeXTdimension setup with nothing  
> >plugged into the mono output of the main CPU (unlike the NeXTstation which  
> >doesn't like an open circuited monitor output).  This modified CPU board  
could  
> >then be networked to an unmodified main CPU for additional processing.
> 
> The backplane mod is very easy. It can be done without removing the  
backplane.
> 
> I am using an 030 board to drive a NextPrinter under 2.1,
> but have been unable to do this under 3.0.
> 
> The headless 030 boots fine but panics when it tries to start WindowServer.
> Everything else works fine, but WindowServer is needed to run the printer :-(
> 
> Has anyone succeeded in getting a headless Next to print under 3.0?
> 

Yes, buy a sound box and install it on the display port.


> .... Richard <tilley@ccu.umanitoba.ca>
> -- 
> This space is not blank!

Jim

--
Jim De Arras            | The opinions expressed herein are
Hand Held Products, Inc.| not necessarily those of Hand 
804.784.3090 voice      | Held Products, Inc., and may not 
804.784.3147 FAX        | even be mine. Use at your own risk
Technical Details
Message-ID: <1ig7crINNj0a@clem.handheld.com>
Path: arc1-ca.pugleaf.net!sparky!uunet!zaphod.mps.ohio-state.edu!caen!uvaarpa!clem!clem!news
References: <C09tsv.2AJ@ccu.umanitoba.ca>

Show Full Headers
Complete Article Headers
Path: arc1-ca.pugleaf.net!sparky!uunet!zaphod.mps.ohio-state.edu!caen!uvaarpa!clem!clem!news
From: jmd@cube.handheld.com (Jim De Arras)
Newsgroups: comp.sys.next.hardware
Subject: Re: Instructions on modifying CPU board for multi-CPU NeXTcube
Date: 7 Jan 1993 03:17:47 GMT
Organization: Hand Held Products, Inc.
Lines: 46
Distribution: world
Message-ID: <1ig7crINNj0a@clem.handheld.com>
References: <C09tsv.2AJ@ccu.umanitoba.ca>
NNTP-Posting-Host: dale.handheld.com