2.10
CONNECTINGTHEDATACABLE
Two
data cable connectors (serial and parallel) on
the back
of
the Model
880
Printer
are
shown in
Figure 2-14. Section 7 describes the communi-
cation interfaces and contains data
cable pin defi-
nitions. Determine which interface and data
cable
you need for your system. Appendix A contains
TI
Business Systems installation instructions.
The
serial interface connector
has
screw fasten-
ers.
The parallel interface connector
is
fastened by
wire
clips on the printer.
Use
the following procedure
to
install your data
cable:
1.
Set the power switch (Figure 2-10) to the
OFF position or disconnect the power
cable from the receptacle.
f
SERIAL
CONNECTOR
PARALLEL CONNECTOR
OR
OPTIONAL
INTERFACE
CONNECTOR
2.
Insert the data cable into the connector
at
the back
of
the printer.
3.
As appropriate, tighten the screws on
each
side
of
the connector with a small
screwdriver, or
press
the wire clips
in
place.
CAUTION
Connecting
the
cable
with-
out
tightening
the
screws
or
engaging
the
clips can
cause
faulty
operation.
4.
Fasten
the
other
end
of the
cable
to the
data
set
or computer. Make
sure
the con-
nector
is
tight.
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~
PARALLEL CONNECTOR
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@)
SERIAL CONNECTOR
2222627-16
Figure 2-14. Data Cable
Connectors
2-9
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