Hi Daniel:
Attached is the QD21 manual in a gzipped tar archive format. If you need
ASCII I'll resend it.
Kevin
At 10:52 AM 97/11/08 -0600, you wrote:
>On Sat, 8 Nov 1997, Kevin McQuiggin wrote:
>
>> Yep, you need one. You can use a standard PC cable and ignore the twisted
>> connector, or simply cut and resolder the twisted portion. This works
for me.
>
>I already have a straight-through.
>
>>
>> Here's the plan. Get the drive specs from the IBM web site (this will be
>> tough, their sites are, in my experience, very hard to navigate), and grab
>> a copy of the QD21 manual that explains each of the required parameters.
>> There are copies available online, I can email it to you if necessary.
>>
>
>Email would be good, I've tried looking for the manual but had no luck
>finding it.
>
>> Boot your machine to the chevron prompt, then start up the QD21 firmware.
>> Hopefully you'll have the "newer" menu driven version, if not then you'll
>> have to set up some tables in memory as described in the manual.
>>
>
>I do have the menus. I can get that far.
>
>> The QD21 has a "read disk parameters from device" setting, I'd try that
>> first to see if it works for your drive. I've have mixed success with
>> non-DEC drives on this one. If it works then you're away to the races, just
>> format from the QD21 menus and then INIT DUxx from VMS or whatever's on
>> your VAX.
>
>VAX? The QD21 is in a PDP-11/23+.
>
>>
>> If not then you'll have to enter a bunch of parameters from the drive
>> specs, plus some that you can calculate from the specs as stated in the
>> manual.
>>
>
>OK
>
>> The drive select jumper on the drive must generally be set to "drive select
>> 2". If you're getting no response this may be the problem. The cable must
>> not be of the twisted variety. Make sure your cable polarity is right, etc.
>> etc.
>>
>> I have had success with IBM ESDI drives and the QD21, just keep fiddling
>> and you'll get it going!
>
>That's the usual plan...
>
>> I hope this helps,
>
>If you really have the manual, it will!
>
>
>
>
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Kevin McQuiggin VE7ZD
mcquiggi_at_sfu.ca
Received on Sat Nov 08 1997 - 11:54:16 GMT