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Connecting a DTE
Page
19
Jumpers S14 and S15
−
Self Test or Test Pattern
Settings:
1 bps
18 bps (default)
37 bps
75 bps
150 bps
Jumpers
S14
and
S15
configures the modem for Self Test or Test
Pattern. When the modem is in local Self Test or Test Pattern mode, it
generates a dot test pattern. The supported baud rates are 1 bps, 18 bps,
37 bps, 75 bps, or 150 bps.
Connecting a DTE
The modem back panel provides a standard, 25-pin port labeled
DTE
,
which connects to an RS-232 device. The connectors for this port
conform to the pin assignments shown under “DTE Connector – EIA
RS-232-C” on page 29.
The DTE should have a cable no longer than 50 feet, with a Cinch or
Cannon plug per DB-19604-432 plus a DB-51225-1 hood or
equivalent.
Connecting to a Private Line
Communication Circuit
The modem back panel provides an 8-pin RJ-45 connector labeled
TELCO
, which connects to a private line communication circuit. The
connectors for this port conform to the pin assignments shown under
“Telco Connector” on page 29.
Connecting to an AC Power Source
The modem back panel provides an AC line cord. If the chassis ground
is connected through the third prong of the AC power plug, a separate
chassis ground wire is required.