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Testing Type 1
To test tie lines configured for Type 1 Compatible, follow
Compatible Tie Lines
these steps:
1
2
3
4
5
6
7
Connect an attendant console to station port 10.
Connect a printer to the SMDR port on the Processor
Module. Set the printer port to 1200 baud.
Set the Tie Line Module switches to E&M
signaling/protected mode. Refer to “Administering Tie
Lines” on page 3-50 for instructions.
Administer tie line port 1 to Type 1 Standard.
Administer the port(s) being tested (ports 2, 3, or 4) to
Type 1 Compatible. Refer to “Selecting the Signal
Type” on page 3-55 for instructions. Administer all
signaling parameters as specified by Form lb, System
Form-Tie Lines.
Assign the tie lines to two stations, called station A
and station B in this procedure, in order to conduct the
tests. Assign the tie lines to a line pool (890 through
899).
Print out the tie line translation and make sure that the
ports are configured as described in step 4.
> If the tie lines are translated correctly, go on to
step 7.
> If the tie lines are not translated correctly
according to Form 1b, repeat steps 4 through 6. If
the tie lines still aren’t translated correctly, call the
National Service Assistance Center (NSAC) at
1-800-628-2888 for help.
Remove the bridging clips and connect the tie line
ports to the network interface (a 66-type connecting
block).
4-18 Tie Line Troubleshooting