Article View: comp.sys.next.hardware
Article #1495Re: Instructions on modifying CPU board for multi-CPU NeXTcube
From: Jim De Arras
Date: Thu, 07 Jan 1993 03:17
Date: Thu, 07 Jan 1993 03:17
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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
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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