Radio Shack TRS-80 Service Manual page 16

5-Meg Hard Disk
Service Manual
®
Figure
2.
Back Panel
of
Secondary Hard Disk Drive
1.
Control
In
(34-pin) Connect one end
of
a
Secondary Hard Disk Expansion
Cable to this jack.
The other end
connects
to
the previous Hard Disk
Drive*
2o
Control Out
(34-pin) Connect one
end of
a
Secondary Hard Disk Expansion
Cable
to this jack.
The other end
connects
to
the next
secondary
drive.
3
e
Data
In (20-pin) Connect one end
of
the Data Cable from the
the
primary
drive
to this jack.
4.
Filter
Figure
3
»
A Fully Configured Hard Disk System
14
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