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~Coxy
Leader, Tactical Ops Unit


Australia
2822 Posts
Posted - 16 Jun 2002 :  19:55:27
So, AFAIK I am supplying a normal Mac SuperDrive to a guy with a Mac SE that shipped with an 800K drive. So, can I just chop and change?

~Coxy - Leader, Tactical Operations Unit
Mayor of NuBus City v3.0

GORDOOM
Junior Member


Canada
208 Posts
Posted - 16 Jun 2002 :  20:00:57
Don't the II and SE have to have ROM upgrades to be able to accept high-density floppy drives?

GORDOOM
Commander, Academic Operations Reserve
(University of Toronto, St. George Campus)
total Macs liberated: 22
(as of June 5, 2002)

"...the people who are crazy enough to think they can change the world are the ones who do."Go to Top of Page

thelip
Full Member


USA
729 Posts
Posted - 16 Jun 2002 :  20:31:06
from what was discussed on another thread. it apparently needs a SWIM chip (or the super woz chip)

here's the thread:

topic.asp.TOPIC_ID=1702.html

it's sorta mixed in with other stuff. believe the part about discharging the crts. I don't, but i'm stupid and lazy and it will eventually catch up to me.

Sgt. Thelip
Heavy Weapons Specialist
950 division
Liberated Macs: 12

Creator and Keeper of
THE NEWTON STYLUS ALLIANCE

Edited by - thelip on 16 Jun 2002 20:39:28Go to Top of Page

oldmacman
Full Member


USA
713 Posts
Posted - 17 Jun 2002 :  07:11:07
You need a IIx ROM set and the FDHD drive. I think Apple used to sell a kit to upgrade a Mac II to high-density floppies. My SE with SuperDrive says it has a SuperDrive on the front panel.

Official 68kMLA Music and NeXT Expert
OpenStep Page at http://openstep.topcities.com/
Macs Liberated: SE, IIsi, Quadra 700, 6100, PB 5300, PowerMac 5400
PCs liberated from Windoze: 3Go to Top of Page

Trash80toG-4
NIGHT STALKER


USA
2899 Posts
Posted - 17 Jun 2002 :  07:31:42
quote:

You need a IIx ROM set and the FDHD drive. I think Apple used to sell a kit to upgrade a Mac II to high-density floppies.


that was a superdrive upgrade and it included the SWIM with the FDD controller upgrade.

the high-density upgrade is something did on my fat mac, it only required the Plus ROMs and the drive as the controller worked fine. i think the the pulled ROMs are all i have left of my first mac. i bought it a couple of weeks before my SE/1/20 arrived in order to get the imagewriter wide carriage bundled with it to use with thunderscan. i never did the superdrive upgrade on the SE, but it absolutely requires the SWIM upgrade along with the ROMs and drive.

jt .
Trash Hauler: call sign: eight-ball
C.O. AC-130H SpecOps 68kMLAAF

Edited by - Trash80toG-4 on 17 Jun 2002 07:33:13Go to Top of Page

FireWire is fast
General, 4 star


USA
1559 Posts
Posted - 18 Jun 2002 :  20:18:49
quote:

the high-density upgrade is something did on my fat mac, it only required the Plus ROMs and the drive as the controller worked fine.


Wait...so all you did in your 512k was swap ROMs with a Plus ,swap the 400k [or 800k for the 512ke] with a FDHD, and you were set?

Or am I missing something...

--------------------
keeper of the website , master of the Quadra/Centris Stick of Justice™, and figure-head of the Peoples' PDS Republic
--------------------Go to Top of Page

Trash80toG-4
NIGHT STALKER


USA
2899 Posts
Posted - 18 Jun 2002 :  20:56:14
quote:

quote:

the high-density upgrade is something did on my fat mac, it only required the Plus ROMs and the drive as the controller worked fine.


Wait...so all you did in your 512k was swap ROMs with a Plus, swap the 400k [or 800k for the 512ke] with a FDHD, and you were set?

Or am I missing something...



no Superdrive involved, don't think the Plus or 128/512k could support it, dunno.
___________________________

Process:

procure upgrade kit: 800k FDD + 512ke/Plus ROMs

start with: 512k with 400kFDD

remove: 512kROMS and 400kFDD

install: upgrade kit: 800k FDD + 512ke/Plus ROMs

yields: 1 512ke less SCSI capability

must return 512k ROMs to Apple as part of deal,

dunno about 400k drive, don't think so.
___________________________

Superdrive (FDHD) upgrade of SE would be the same process but the kit would include a SWIM IC to replace the IWM IC along with the SE/FDHD ROMs.

Same story with the Mac II, i was looking for a used one and would have had to do the required upgrade to run the Rocket, but i got a good deal on a used IIx instead. the II might have needed a PMMU also, i don't remember, it was over 10 years ago!

jt .
Trash Hauler: call sign: eight-ball
C.O. AC-130H SpecOps 68kMLAAFGo to Top of Page

Marchie
Chaplain


USA
911 Posts
Posted - 19 Jun 2002 :  15:12:56
I really should do a little thing abou this for the website...

if it shipped with an 800k floppy drive, it's almost certainly NOT going to accept High Density floppies. Often you CAN put an old Superdrive into it, and the drive will work, but only read 400k and 800k floppies.

you need a set of ROM chips from a later SE, or a IIx, or II that had the upgrade done.

the SE is the only Mac ever to allow the use of 3 floppy drives: 2 internal and one external.

I'm setting on up like that, just because it's cool, and I could put all 3 disks for Where in the USA is carmen Sandiego in it and never disk swap...

~Marchie

~Chaplain Marchie
Admin of The WonderLAN
~~"We are all Mad here"~~Go to Top of Page

Trash80toG-4
NIGHT STALKER


USA
2899 Posts
Posted - 19 Jun 2002 :  16:14:24
quote:

you need a set of ROM chips from a later SE, or a IIx, or II that had the upgrade done.


is the IWM chip socketed on the SE?

jt .
Trash Hauler: call sign: eight-ball
C.O. AC-130H SpecOps 68kMLAAFGo to Top of Page

thelip
Full Member


USA
729 Posts
Posted - 20 Jun 2002 :  07:48:48
quote:

is the IWM chip socketed on the SE?

yes. When i swapped stuff in my SEs the other day, i swapped the whole mobo, but they are socketed.

_______________________
Sgt. Thelip
Heavy Weapons Specialist
950 division
Liberated Macs: 12Go to Top of Page

   

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