Re: i/o error ($27)

[doug holverson <dholvrsn@netins.net>]

> From: Rubywand <rubywand@swbell.net>
> Organization: SBC Internet Services
> Newsgroups: comp.sys.apple2
> Date: Thu, 12 Jul 2001 13:38:11 -0500
> Subject: Re: i/o error ($27)
> 
> doug holverson writes ...
>> 
>> What's up with these 9 out of 10 times when I try to initialize a floppy on
>> my ol' IIgs?
>> 
> 
> ProDOS error $27 is an "I/O error". Common reasons for getting this error
> during an initialize would be ...
> 
> o- Dirty R/W heads
> 
> o- Attempting to initialize a High Density (HD) diskette. For reliable
> operation, only Double Density (DD) diskettes should be used in Apple II
> drives.
> 
> 
> Another way to get an I/O error during initialization is to use a diskette
> which was formerly used on another machine which wrote disks at high field
> levels. The media has been magnetized at a level too high for the IIgs drive
> to
> overwrite.
> 
Would an old Mac Plus be such a machine?

And what's the preferred way to clean disk drives?

DGH
> 
> 
> Rubywand