On Sun, 5 Jul 1998, Grant Zozman wrote:
> My Kaypro 10 Hard Drive has begun to give me some problems lately; the
> drive itself is failing; there are too many bad sectors when I try to
> re-format. The present drive is a Tandon TM502 (MFM, 305 cyls, 4 heads).
>
> I picked up a couple Seagate ST-412 drives as replacements, but am having
> trouble getting the Kaypro to talk to either of them. As far as I
> understand, they are the same specs as the Tandon, but when I try to run
> the format program (K10HDFMT.COM), it reports a "Drive Not Ready" error.
> There is a terminating resistor pack on the Seagate drives. There is also
> a DIP package with jumpers on it, three of which have been cut.
Be sure that the drive is set for DS2 (not DS1) as you are using the
second drive position on the bridge controller for the 20-lead ribbon
cable. The one that you want jumpered is the next-nearest to the edge
connector on the card. See 'sketch' following:
__ __
U
R
NC
NC
NC
DS4
DS3
DS2 <--- This one!
DS1
_____
____ _______
| | | | | | | | |
> My question is this: are there any physical jumpers which need to be set
> correctly on the drive or the Kaypro, or is there a "Setup" utility which
> must be run? Any info on the purpose of the straps on the ST-412 would be
> very helpful.
Setting the DS value properly should do it for you.
> If there is a more appropriate forum for Kaypro troubleshooting, I would
> appreciate knowing where to go; I haven't been able to turn anything up
> except a few web pages of people who have Kaypros in their collections.
>
> Thanks!
>
- don
donm_at_cts.com
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Don Maslin - Keeper of the Dina-SIG CP/M System Disk Archives
Chairman, Dina-SIG of the San Diego Computer Society
Clinging tenaciously to the trailing edge of technology.
Sysop - Elephant's Graveyard (CP/M) - 619-454-8412
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Received on Mon Jul 06 1998 - 00:34:03 BST