Access Through The Maintenance Telephone - Nortel Meridian 1 Planning, Installation And Operating Instructions

Page 466 of 536

Access through the maintenance telephone

553-3121-210 Standard 3.0
Chapter 25 — Fault locating and clearing
A telephone functions as a maintenance telephone when you define the
class-of-service as MTA (maintenance telephone allowed) in the Telephones
program (LD 11).
A maintenance telephone allows you to send commands to the system, but
you can only use a subset of the commands that can be entered from a system
terminal. The maintenance telephone, however, takes priority over a system
terminal and will log the terminal out.
You can test tones and outpulsing through the maintenance telephone.
Specific commands for those tests are given in the Tone and Digit Switch and
Digitone Receiver Diagnostic (LD 34).
You can test trunk connections through the maintenance telephone. Specific
commands for those tests are given in the Trunk Diagnostic (LD 36).
No log in procedure is required when you access the system through a
maintenance telephone. To enter commands, press the keys that correspond
to the letters and numbers of the command (for example, to enter LD 42
return, key in 53#42##).
keyboard to a telephone dial pad.
To use the maintenance telephone, the Terminal Number (TN) for that
telephone must be operating.
Procedure 84 on page 468
telephone.
January 1999
Table 67 shows the translation from a terminal
describes how to access the maintenance