Specifications

lmporlonl
lt ls
possible
to
dolsy-choin more thon
four disk drives
on
your
Apple IIcS,
Remember, however, thot
the computer
supplies oll the
power
for
your
drives. lf
you
try to doisy-choin more
thon four
drives,
there moy be too much
droin on the
power
supply, ond the
long
coble length moy
pick
up electricol signol noise
thot could
offect
howyour drlveswork,
Choining
Figure 17
shows a series
of
possible
drive configurations.
Notice that
in
a chain of up to
four drives,
you
can connect
r L
or
2 Apple
3.5
Drives
r L
or
2
UniDisktr
3.5
Drives
r
L
or
2 Apple
5.25
Drives
(including
the UniDisk
drive,
the
DuoDiskffi Drive, and the
IIc
External Drive)
* Note: The Apple
3.5
Drives should come
first in
any
chain,
and all
3.5-inch
drives should
come before
any
5.25-inch
drives
in
the chain.
The
Apple
IIc External Drive
or
the
DuoDisk
must
be
the
last in
a chain because
neither has a daisy-chain
port.
To
daisy-chain
a
DuoDisk
with
a serial
number
bqlow
433754,
you
must
insert
the
DuoDisk
controller
card
in
slot
5.
The Disk II@ Drive cannot
be
daisy-chained
because
it doesn't
have
a
DB-19
connector.
The
sconning order
The Apple IIGS follows a
partianlar
scanning order
as
it
searches
for
a sarnrp disk
in
the drives connected
to
it. You
can override
this
scanning order by using
the
Control
Panel. If
you
do
not
override
the scanning order, the
Apple IIGS
always
looks first
in
slot 5
for a
disk
in
a
5.25-nch
drive, and then
in
slot
5
for
a disk
in a
3.5-inch
drive.
16
Apple 5,25 Drive Owner's Gulde
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