Avaya CMC1 Installation, Upgrades And Additions page 65

Set Up System Access
Testing hardware connections
In the following table, find your data module and follow the instructions for testing
and troubleshooting it.
.
Type of
Data Module How to Test and Troubleshoot
8400B+
7400B+
7400A
Setting the operating mode
1. Connect an RS-232 cable from the DSA/DNA computer to the data
module. If you are using an 8400B+, connect the DSA/DNA computer to
the data module using the supplied adapter cable.
2. Using a terminal emulator, connect to the serial port to which the data
module is connected, and set the emulation to vt100 mode.
3. Type AT at the prompt and press
OK. If it does not, be sure that a standard RS-232 or EIA-232 cable is
connected (not a null modem cable).
4. Set the operating mode as described in the following table.
Type of
Data Module
8400B+
7400A
7400B+
5. Disconnect the terminal from the data module and reconnect the data
module to the system cabling.
555-233-118
The red LED should be steady on. If the red and green LEDs
are blinking, the unit is not communicating with the Avaya
CMC1 Media Gateway. Check the wiring at the MDF, wall jack,
and the 8400B+.
The Power and TR LEDs should be steady on. If the Power
and Data LEDs are blinking, the unit is not communicating with
the Avaya CMC1 Media Gateway. Check the wiring at the
MDF, wall jack, and the 7400B+.
Set the 7400A to DCE mode. The Power LED must be steady
on. The DTR, DSR, DCD, RTS, and CTS settings must be
highlighted in the display. If the Power LED is blinking, the data
module is not communicating with the Avaya CMC1 Media
Gateway. Check the wiring at the MDF, wall jack, and 7400A.
How to set the operating mode
Type AT&F and press
. Type AT&WØ and press
Enter
mode into non-volatile RAM.
Type AT&F and press
to save the operating mode into non-volatile RAM.
Enter
.The data module should return an
Enter
. Type ATS24=1 and press
Enter
to save the operating
Enter
. Type AT&WØ and press
Enter
Issue 5 October 2002
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