FEATURES GUIDE

General Features
Features Guide 171
LED Indication, CO Line
Description
The LED (Light Emitting Diode) indicators of the buttons associated with CO lines tell the line
conditions with a variety of lighting patterns. This allows the user to determine which lines are
idle and which lines are in use. The table below shows the lighting patterns and line conditions
according to the CO button type.
Flashing LED patterns
Conditions
Red slow flash indication appears on the S-CO button only.
Programming Guide References
No programming required.
LED Indicator CO Line Status
Off Idle
Green On You-use
Green slow flashing You-hold
Green moderate flashing One of the following
You: Exclusive Hold/Outside-to-outside call
/Unattended Conference
Green rapid flashing Hold Recall/Incoming call
Red On Other-use/Log-out
Red slow flashing Other-hold
1 s
Slow flashing
Moderate flashing
Rapid flashing