[Coco] Disk Problems
pruittk at adelphia.net
Thu Feb 9 21:08:46 EST 2012
That's exactly why I thought it was the rom chip as well. Turns out it was
contacts. Why it worked okay under OS9 but not under RSDOS is a mystery to
me. I also didn't know that gold contacts could oxidize, but apparently
they can to some degree.
----- Original Message -----
From: "Bruce W. Calkins" <brucewcalkins at charter.net>
To: "CoCoList for Color Computer Enthusiasts" <coco at maltedmedia.com>
Sent: Thursday, February 09, 2012 5:59 PM
Subject: Re: [Coco] Disk Problems
>I do know that OS-9 does not use any ROM once you get past the DOS command.
>This has me thinking you may have a problem with your Tandy ROM chip. Try
>reseating it making sure all pins are lined up correctly.
> Bruce W.
> ----- Original Message -----
> From: "K. Pruitt"
>> I'm having a disk problem and figured I'd ask if anybody here has any
>> idea on what may be going on. Under OS9 Level II I am having no disk
>> problems at all. I can read and write without problem. Under RSDOS I
>> can read the disk with no problem but cannot write to the disk. If I try
>> and save to disk it appears to save, but the file is not actually present
>> on the disk. If I turn verify on it errors out instead of pretending to
>> write to disk. DSKINI always results in an I/O error. This problem
>> occurs on both floppy drives in my system.
>> My disk controller is a disto super controller 2 with a tandy rom chip in
>> it. Does OS9 utilize that rom chip at all? I double checked the inside
>> of the pack and everything is plugged in correctly. I'm the original
>> owner of all the equipment involved. It did work the last time I used
>> it... which was like 20 years ago.
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