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Article #7964

Re: XT controller for two hard disks.

#7964
From: John R. Levine
Date: Mon, 22 Sep 1986 19:46
22 lines
1789 bytes
In article <332@mit-amt.MIT.EDU> mob@mit-amt.MIT.EDU (Mario O. Bourgoin) writes:
>I need to control two 10 Megabyte hard disks from one XT. The XT
>already controls one 10M hard disk using the original IBM controller.
>I want to add one from an XT that is unused. I have looked at the XT
>reference manual and the hardware and I can't see a way of controlling
>an extra disk using it.

Look again.  The standard IBM controller handles two 10 MB disks.  They
even provide the cabling; all you have to do is take the second drive and
plug it in.  There isn't physically room in an XT for two hard drives and
a floppy, though, so you need an expansion chassis, which is expensive, or
else some half-height drives.

I have personally plugged two drives into the controller many times (in an
expansion box, because we had them) and it works just fine.

John Levine, ima!johnl
-- 
John R. Levine, Javelin Software Corp., Cambridge MA +1 617 494 1400
{ ihnp4 | decvax | cbosgd | harvard | yale }!ima!johnl, Levine@YALE.EDU
The opinions expressed herein are solely those of a 12-year-old hacker
who has broken into my account and not those of any person or organization.
Technical Details
Message-ID: <218@ima.UUCP>
Path: arc1-ca.pugleaf.net!utzoo!mnetor!seismo!caip!pyrnj!mirror!ima!johnl
References: <332@mit-amt.MIT.EDU>

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Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Path: arc1-ca.pugleaf.net!utzoo!mnetor!seismo!caip!pyrnj!mirror!ima!johnl
From: johnl@ima.UUCP (John R. Levine)
Newsgroups: net.micro.pc
Subject: Re: XT controller for two hard disks.
Message-ID: <218@ima.UUCP>
Date: Mon, 22-Sep-86 15:46:34 EDT
Article-I.D.: ima.218
Posted: Mon Sep 22 15:46:34 1986
Date-Received: Mon, 22-Sep-86 21:32:18 EDT
References: <332@mit-amt.MIT.EDU>
Reply-To: johnl@ima.UUCP (John R. Levine)
Organization: Javelin Software Corporation
Lines: 22
Keywords: XT, disk, controller
Summary: controller controls two 10MB hard disks