What kind of Mac? Intel Macs support booting from USB drives, however the Gx
Macs don't; at least not without some work to make the firmware see the device
as bootable (I tried it once, but it was way too complicated for me :P) I don't
think it involved sheep shaver, and I'm not sure what that has to do with it,
since a G4 is already a PPC Mac.
-Elliott Price
Quoit - Macintosh Computer Services
hobbittech.com/quoit
On Feb 16, 2010, at 4:21 AM, Robert Pangrazio wrote:
> I've done it. I wouldn't recommend it though. Its very very slow. I needed to
> install OS 9 on my Mac. I didn't have a CD that would work so I used
> SheepShaver(a PowerMac emulator) to install on the USB stick. Then held down
> option, if I remember correctly, and it showed up in the boot selector. If
> you are trying to do a CD you need to lock the volume. The mac os installer
> at least uses that to check whether its on the original cd or not.
>
> On Mon, Feb 15, 2010 at 3:13 PM, Elliott Price <[email protected]> wrote:
> No; G3's, G4's and G5's won't boot to USB devices without some very extensive
> work on the external device. I've tried before to do this with an external
> USB HD, without any luck. Too bad they never made FireWire thumb drives...
> You can't boot from a disk image, because in order to open that image, the
> computer has to be booted into an OS already.
>
> Your best bet is an external FireWire HD.
>
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