HM] big HD's and 9.1

John Baltutis baltwo at san.rr.com
Sat Aug 30 16:13:31 PDT 2003


On 8/29/03, "Jack Honeycutt" <jhoneycutt at qwest.net> wrote:
>
> How large of a hard drive can OS 9.1 support?

I suspect you're asking about HDs 128 GB or greater.

>From <http://docs.info.apple.com/article.html?artnum=86178>, we find:

Not all Macintosh products can take advantage of the full capacity of large
(128 GB or greater) hard drives that use 48-bit LBA when they are connected
via an ATA controller. Other controllers (SCSI or FireWire) are not
affected.

There are two primary requirements that must be met for higher capacity
hard drives to be fully utilized within a computer.

1. The computer must have Mac OS X 10.2 or later, to do the formatting.

2. The computer must provide support for the drives via the BootROM (i.e.,
only the Power Mac G4 (Mirrored Drive Doors) computers and Xserve computers
do).

Bottom line, if you're only running 9.1, is less than 128 GB.

Apple's knowledge base is your friend
<http://kbase.info.apple.com/index.jsp?locale=en_US&sm=gs&dp=hp>.

HTH



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