Radio Shack CCR-81 Owner's Manual

OPERATION
t^
Installation
First
set up
the
Computer according to
the
instructions in the Model III Manual.
If you
have a one- or
two-drive system,
installation
is now complete. The built-
in
drives
should be ready
for use.
If you
have a
three- or
four-drive system,
you need to connect the
external
drives.
External
Disk
Drives
The
two
external
drives are not
interchangeable. They
have different Radio
Shack
Catalog
Numbers
and a few
internal differences.
System
Name
Catalog
Number
First
External
Drive Purchased
(Includes
Cable)
Second
External
Drive Purchased
"Drive
2/3"
26-1164
"Drive
2'
26-
The
26-1
164
drive may be used as
Drive 2 or
3,
depending on the number of
drives
in the
system. In a
three-drive system,
it is always
Drive
2
(the last
drive).
In a
four-drive
system, it is
always Drive 3 (again, the
last drive).
The
26-1
161
drive
may
only be used
in
a
four-drive system, in which it must be
Drive 2.
1
.
Locate
the flat
"ribbon" cable that
was included
with the
26-1
164
drive.
Notice
that it has a
single plug on
one end, and
two plugs clustered at the
other end.
See
Figure 1 for plug
labels.
2. Connect
the
solitary
"Computer" plug to
the Disk Expansion Jack
on
the
bottom
rear
of the
Computer. See Figure
2.
3. Now
refer to
Figure 3.
Connect the
external drive(s) to the
other end of the
cable,
as
follows:
3-A. If
you
have one
external drive
(26-1
164):
Connect
it to the
"Drive
2"
plug near
the middle of
the ribbon cable.
3-B. If
you
have two external
drives
(26-1
164 and
26-1
161):
Connect
the
26-1
164 to the
"Drive
3"
plug on
the end of the cable.
Connect
the
26-1
161 to the
"Drive
2"
plug near the
middle of the cable.
4. Plug the
external
drive(s) into an
appropriate source
of ac power. Power
requirements
are
specified on the unit and
in the
specifications
given
in this
manual.
You are
now ready to start
the Disk System.

Radio Shack CCR-81 Specifications

General

Brand	Radio Shack
Model	CCR-81
Category	Desktop
Language	English