Telematrix Spectrum Plus SP750 User Manual page 56

In-Use Indicators
In-use indicator lights located above each key indicate in-use operations.
Line 1 / Line 2 Indicators
Line Key selector keys are provided
for ease of line selection. When the
Line is in-use, the in-use light above
the Line key will illuminate steadily
GREEN. "Lx-IN-USE" will be displayed
on the LCD screen when in use.
Speaker Line Indicators
When the "SPEAKER" key is acti-
vated, the in-use light illuminates
steadily RED above the "SPEAKER"
key. The word "SPEAKER" will be dis-
played on the LCD screen when ac-
tive. The in-use line will be steadily
GREEN.
Conference Indicators
When the "CONFERENCE" key is
activated, The word "CONFERENCE"
will be displayed on the LCD screen
when active. Line 1 and Line 2 LED
Indicators will change from RED to
GREEN.
Hold Key Indicators
When the "HOLD" key is activated,
the in-use light above the Line-In-Use
will change from steadily GREEN to
steadily RED.
Headset Key Indicators
When the "HEADSET ON/OFF" key
is activated, the in-use light above
the Line-In-Use
GREEN and the Headset indicator will
be steadily RED. The LCD will display
"HEADSET" when active.
will be steadily
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