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AC P
C
OWER
ONNECTION
Power is supplied through a 6-foot line cord with a grounded 3-wire plug. If chassis ground is available
through the third prong of the plug, a separate ground wire is not required.
To protect the DC-to-DC converter from reverse-polarity damage, make sure that the
positive and negative leads are properly connected.
The modem can be ordered for DC power input. Connect 12 to 60 VDC power to the terminal block
attached to the modem back panel. A chassis ground connection is also supplied on the terminal block.
3.4 DTE Connection
The DTE connector is a 25-pin D-series type conforming to EIA-232 specifications. The digital interface
signals are illustrated in
and described in
Figure 3-2
CAUTION
.
Table 3-1
CHAPTER 3: Installation
1 9
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