System Programming 4-43
4.2 System Programming [400]-[401]
Assigns which outside (CO) line(s) is connected to the system or not.
* Outside (CO) line number: 1 through 6 / (All outside lines)
Default All outside (CO) lines – Connect
• Feature Reference
Section 3, Features
Outside Calling
Selects the dialing mode, DTMF, Pulse or C. BLK (Call Blocking), for each outside (CO) line.
DTMF: The dialing signals from an extension, either Tone or Pulse, are converted to
Tone and transmitted to the Central Office. If the system is connected directly
to the Central Office or installed behind a host PBX, which receives both Tone
and Pulse, select this mode.
Pulse : The dialing signals from an extension, either Tone or Pulse, are converted to
Pulse and transmitted to the Central Office.
C. BLK: If your Central Office can receive both DTMF and Pulse signals but the user are
contracted for Pulse, select this mode. When dialing with a touch tone
telephone, only Pulse signals are sent to the Central Office.
* Outside (CO) line number: 1 through 6 / (All outside lines)
Default All outside (CO) lines – Pulse Mode
• Feature Reference
Section 3, Features
Pulse to Tone Conversion