Re: MAJOR HD help needed!!!

[shack@pro-ict.cts.com (Randy Shackelford)]

"Seth D. Kadesh" <thes+@CMU.EDU> writes:

>blakjak@panix.com (Noah Mittman) writes:
>> I've tried formatting and partitioning a HD I bought just today that had
>> been used on a Mac previously. However, it can't seem to format it
>> properly - I've gotten I/O Error $027 I believe - and found that all
>> available space on the disk is used even though there are no files in it.
>> Can't erase the disk either, can't initialize it properly either.
>> HELP!!!!!!
>
>Error 27 is an I/O error.  This could be bad.
>
>> Hardware: Apple II HS SCSI, ROM1 (0 upgrade), Octoram w/ 4 Megs, 1 3.5"
>> Apple, and the mystery drive: actually the only thing I'm sure about it is
>> that a) it's SCSI, b) it's 52 megs, and c) it's internally terminated and
>> hard-wired for ID #2.

I'm not sure it can cause I/O errors but one thing to keep in mind is that
you're using an old non-DMA-compatible memory card with a HS SCSI. I'd try
turning off DMA and see what happens.
--
Randy Shackelford                              "That's right, keep dancing
shack@pro-ict.cts.com                           on the minefield"
                                                                 -Al Bundy