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Chapter 7 - Troubleshooting
7.5 Composite Link Settings - Internal DSU
Table 7-5. Composite Link Settings - Internal DSU
Step Procedure
1 Toggle DIP switch position 3 to the down (closed) position to enable the command port.
2 Connect a terminal or PC running communications software to the DATA/COMMAND
connector on the back panel of the DataTalker.
Note: Any cables connected to the computer should be shielded to reduce interference.
3 Apply power to the DataTalker.
4 Apply power to the terminal or PC. Run the PC’s communications software in terminal mode
and press ENTER twice to establish communications with the DataTalker. The Main Menu
appears:
Main Menu
1 - Configurations
2 - Statistics
3 - Reset Options
4 - Diagnostics
5 - Exit Command Mode
6 - QUICK SETUP
Selection : _
5 Enter 1 and press ENTER. The Configurations menu is displayed:
Configurations
1 - Data Port Configuration
2 - Voice/Fax Channel(s) Configuration
3 - Composite Link Configuration
4 - Factory Default Configuration Options
5 - Configure Remote Unit
S - Store All Configurations
M - Main Menu
P - Previous Menu
Selection : _
6 Enter 3 and press ENTER to display the Composite Link Settings - Internal DSU menu.
7 Verify the internal DSU settings. To change settings, enter the appropriate option numbers.
The default settings are correct for a 56K bps DDS line.
Composite Link Settings - Internal DSU
1 - Speed: 56k
2 - Clocking: DDS
S - Store All Configurations
M - Main Menu
P - Previous Menu
Selection : _
8 When all options for the DSU are set, enter S and press ENTER to store all configurations.
Then enter M and press ENTER to return to the Main Menu.
9 Disconnect the terminal or PC from the command port and place DIP switch position 3 in the
up (OPEN) position to change the command/data port to a data channel.