Re: i/o error ($27)

[Stephen Shaw <xstephenx@apple2.org.za>]

On Thu, 12 Jul 2001 15:09:25 -0500, doug holverson wrote:

>
>
>> 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?

Hold the disk against a POWERFUL magnet. Like one out of a 60 watt + car
speaker.

>
> DGH
>>
>>
>> Rubywand

-- 
The reason computer chips are so small is computers don't eat so much.