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Operational Tests
Modem Connection Test
5 - 2 8
Lucent Technologies - Proprietary
See notice on first page
365-372-327 R2.0
Issue 1, October 2003
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Modem Connection Test
Description
This test will verify proper modem connection to the Metropolis
®
DMXtend shelf.
This test should only be performed if a modem is required.
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Procedure
Step 1
Verify the generic parameters of the modem are set to the following:
Modem Parameters
•
1200, 2400, 4800, 9600, or 19,200 baud
•
Full duplex
•
8 data bits
•
No parity bits
•
1 start bit
•
1 stop bit
•
No flow control
•
Transparent data mode - ON (Required for software download on
some modems.)
•
Direct operating mode - ON (Required for software download on
some modems.)
Important!
Modems supporting a large set of options and error
detection capabilities may require other options to be set before
using the modems to download generic software. Refer to
manufacturer’s manuals for instructions on setting modem
parameters.
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Step 2
Verify that the modem cable is properly connected from the modem to
J18
MODEM
on the backplane of the Metropolis
®
DMXtend shelf.
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Step 3
Use the scroll bar in the
Command Builder
window to scroll down to
the
ent-cid-secu
command.