Radio Shack TRS-80 Service Manual page 15

5-Meg Hard Disk
Service Manual
Connecting Secondary Drives
The secondary drives are connected
to the
computer via the
primary disk drive.
The drives must be stacked with the
primary drive on top of the secondary drives.
Locate the secondary hard disk expansion cable.
Connect one
end to the Control
In
jack of the secondary drive and the
other end to the
Control Out jack of the
previous drive
in
the chain.
If
you have only two hard disk drives, this
connector connects to the
primary
drive.
If
you have another secondary drive* connect the second
secondary hard disk expansion cable to
the
Control Out jack
and the other end to the Control
In
jack of the
next drive
in
the chain.
Locate the data cable.
Connect one end to the
appropriate
data jack
(A
for the
first secondary drive,
B
for the
second, and
C
for the third).
Connect the other end
to the
Data
In
jack on the
secondary
drive.
Radio
/hack
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