Subject: Re: 6500/250 opt+comm+f+o not booting ofw
To: , <xephox@gmx.net>
From: Matt White <MWhite@madriver.k12.oh.us>
List: port-macppc
Date: 01/14/2001 21:44:59
Xephox;

The "printer" port on a Mac is a serial port, not a parallel port.

Don't buy an (expensive) parallel <-> serial converter, you don't need it. =
A simple Mac modem cable should work... you might need a null modem in =
line too, which can be obtained from Radio Shack for around $5.

- Matt


>>> <xephox@gmx.net> 01/13/01 03:28PM >>>
> On Sat, Jan 13, 2001 at 07:49:49PM +0100, xephox@gmx.net wrote:
> > I hooked up the powerpc from its printer port to a PC's
> > printer port.  Next, I rebooted from Mac OS and tried
> > (several times) to get into ofw by pressing the
> > option+control+o+f keys at once right after the chime started
> > and releasing just before it finished.  The result is it
> > boots into Mac OS.
> >=20
> > Before that, when I tried to do the same without both ports
> > being hooke up to each other, the screen just blanked.
> >=20
> > Is it anything I'm doing wrong or anything else I may try?
>=20
> The correct key sequence is command (the old "apple" key), option,
> O, and F. Make sure you continue holding the keys down, rather than
> just tapping them.

I wrote control when I meant command. Sorry.

> If your screen comes up any kind of grey, just reboot and try again
> (as long as you hit command-control-power before the memory test,
> which begins at the end of the chime, is finished, you won't damage
> anything).

Yes, I was suggested to press the key combo even before the chime started,
and holding them until I saw the ofw prompt. I've tried that a few times,
and after a while the screen stays blank. But this is not the way the
documents say.

> Some machines are touchy about the timing, so it may take a few
> tries.

Allen Briggs told me not to hook to the PC parallel port, but to a serial
port. That might be the problem, and I'll have to wait until I get a
convertor from parallel to serial next week.

Thank you.

--=20
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