Lucent Technologies MERLIN LEGEND Release 6.0 Maintenance And Troubleshooting Manual page 231

MERLIN LEGEND Communications System Release 6.0
Maintenance and Troubleshooting 555-660-140
Central Office and Network Problems
Trunk Errors
Outgoing Trunk Problems
If the system cannot seize outgoing trunks, try the following procedure for
analog lines.
NOTE:
You cannot perform this procedure on a rotary telephone.
Check for outside dial tone at the network interface.
! 
For GS trunks, apply ground to the ring lead to get dial tone. If dial tone is
not present, notify the customer.
NOTE:
Steps 2 through 4 only apply to Hybrid/PBX mode. Go to Step 5 for
systems in Key or Behind Switch mode.
Pick up the handset of a test telephone to check for system dial
! 
tone.
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Dial
1. If the password is not known, check the System Information
2. You can change the password without knowing the old
Dial the 2-digit trunk number (01–80) of the trunk you want to test.
! 
Listen for dial tone.
! 
If dial tone is not present, use a test telephone to isolate the
problems either to the module where the trunk terminates or to the
location in the trunk access equipment.
If dial tone is present, dial a working outside number to verify that
the call can be completed.
, then dial the maintenance password.
Report or ask to speak with the system manager.
password only when you perform on-site maintenance through
the ADMIN jack.
— Dialing an outside number on a single-line telephone works
only if the trunk accepts touch-tone dialing.
Issue 1
February 1998
Page 5-3