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supervision). Selecting the wrong charger can affect battery supervision and
charging.
• Microphone present: check this box if there is a microphone installed on this
audio controller. If there are two or more microphones on the job, then one
must be flagged as Master and the control enable required option must be
checked on every node with a microphone.
• Master microphone: check this box if there is a microphone installed on this
audio controller and it is to be designated as the Master. If there are two or
microphones on the job, then one (and only one) must be designated as master.
If you choose to support a master handset, it will consume one of the five lines
of the controller.
• Control Enable required for mic press to talk: if this box is checked the
operator must enable use of the microphone (through the menu or a key
switch). This option must be checked if there is a microphone present on this
node, and there is at least one other microphone on another audio controller on
the job.
• Disable AGC: check this box if Automatic Gain Control (AGC) is to be disabled.
The default is for the box to be un-checked: AGC is enabled.
• Play Pre-Tone Before Alarm Tone: check this box if User wants Pre-Tone being
played before the actual Alarm Tone
• Pre-Tone: press the ... (ellipsis) button to launch the Manage Message Dialog to
select which audio tone or digitized message to use as the pre-tone. You can
select either the standard, built in Pre-Tone or select an existing custom message
or create a new one.
• Master Handset: If you specify a master handset, the first telephone line is used
for that purpose. The line will be hidden from view and cannot be used.
If line 0 is currently in use (either as a voice line serving addressable phone
modules, or as a conventional phone) and you check this box you will be asked
for confirmation before the line is removed.
If you remove the master handset, line 0 will become available for use. If there is
a correlation from a telephone selector switch to Call Control at this network
node, you will be asked for confirmation before the master handset is removed.
• Control Enable required for master handset: if this box is checked the
operator must enable use of the master handset (through the menu or a key
switch Control Enable).