Re: Help with connecting Duodisk to IIgs

[shack@deimos.frii.com (Randy Shackelford)]

Reposting article removed by rogue canceller.

In article <51p2qi$58v@login.freenet.columbus.oh.us>,
Dan Masterson <dmasters@freenet.columbus.oh.us> wrote:
>Randy Shackelford (shack@deimos.frii.com) wrote:
>: In article <51fm22$ahr@darla.visi.com>, Nathan Mates <nathan@visi.com> wrote:
>: >In article <vcam-1409961827400001@ts34-4.wla.ts.ucla.edu>,
>: >Vinh Cam <vcam@ucla.edu> wrote:
>: >>I have a ROM 03 Apple IIgs with 2MB memory and a RAMFAST SCSI Rev. C card
>: >>in slot 7.  I've tried to daisy chain an Apple Duodisk to it but so far,
>: >>it won't work.
>: >
>: >   Could you be a little more precise about "it won't work"? Does the
>: >system never see the drive? Does the finder list the drive, but never
>: >see any contents in it? 
>: >
>: >   What I'd recommend checking first is if Slot 6 is set to "Your Card"
>: >in the Control panel (ctrl-open-apple-escape to start). If it is, the
>: >system won't recognize 5.25" drives plugged into the disk port in
>: >the back of the computer.
>
>: You need to snip some resistors on the duodisk analog card to get it to work
>: in a daisy chain. Don't ask me which ones, I only remember reading this in
>: a mag or somewhere years ago. Oughtta be a tech note somewhere about it.
>: -- 
>
>I've had my DuoDisk not only chained to  ONE  3.5" drive (AE) but TWO (AE
>and Apple) with NO problems whatsoever other than having to move my 3rd HD
>partition in my Ramfast configuration to a different slot.  ProDOS 8
>wouldn't recognize it phantomed as s2,d1 but GS/OS would.

Careful or you'll get the usual you-must-think-there's-no-problem-since-you-
don't-have-the-problem lecture from you know who. There is most likely a tech
note or info on Applelink which details this mod. Maybe there is a revision
of the Duodisk analog board which doesn't need it.
-- 
Randy Shackelford                                 US Air Force officer
shack@frii.com                                    and Apple aficionado