Avaya CMC1 Installation Manual page 63

Type of
Data Module
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 Enter.The data module should return an
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.
Setting the 7400B+ options
1
Set the DIP switches for the 7400B+ using
To access them
a
Remove the power cord from the unit.
b
Remove the cover from the top rear of the unit.
c
Set the dip switches.
d
Replace the cover.
e
Connect the power cord.The unit performs a self test.
2
If any switches were set in step 1, cycle the power to the data module so that the firmware can
read the new switch settings.
Installation, Upgrades and Additions for Avaya CMC1 Media Gateways
June 2004
How to Test and Troubleshoot
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 Enter. Type ATS24=1 and press
Enter. Type AT&WØ and press Enter to save the operating
mode into non-volatile RAM.
Type AT&F and press Enter. Type AT&WØ and press
Enter to save the operating mode into non-volatile RAM.
Table 7. The DIP switches are located inside the unit.
Installing and Cabling the Cabinets
Set Up System Access
. If it does not, be
OK
63