Instruction manual

Clear-Com Communication Systems
ICS 92/52 Intercom Panel Instruction Manual
1-4
In-Use Tally Indicator
If a selector is assigned to a label and another panel is currently using
that label, the LED will double-flash once per second to indicate the
label is in use. This tally must be enabled from the configuration
software.
Telephone Off-Hook Tally Indicator
When a telephone interface is assigned to a talk selector, the talk LED
will flash once per second if that telephone is off the hook. This tally
must be enabled from the configuration program.
Radio Receiver Active Tally Indicator
When a two-way radio interface port is assigned to a talk selector, the
LED will flash once per second when that radio’s receiver is active.
This tally must be enabled from the configuration program.
Panel Connected Tally Indicator
This tally is used when a panel is connected to the frame by a
high-speed data line (such as an ISDN or T1 line) that might be
inactive periodically. The red LED of any talk selector associated with
that panel will flash once per second when the panel is on-line. This
tally must be enabled from the configuration program.
Audio Presence Tally Indicator
When a label is assigned to a listen selector, the LED will flash once
per second to indicate someone is talking on that channel. This tally
must be enabled from the configuration program.
Answer-Back Facility
The primary function of the answer-back facility is to answer calls from
other panels or interfaces not assigned to a panel’s selectors. Panels
and interfaces that are assigned to a panel’s selectors also can be
answered with the answer-back facility.
The following sections describe the use of the answer-back facility.
Answer Back Display
The answer-back display is located above the “Answer Back” key. It
displays the call that is next in line from a list of as many as eight
incoming calls. This list is referred to as the answer-back stack.
Answer Back Selector
The “Answer Back” selector answers calls from panels and interfaces
that are both assigned and unassigned to the panel.
When a call arrives from a panel or interface: