Panasonic KX-TD500 - LED Indication

DPT Overview
46 User Manual
1.1.7 LED Indication
The Light Emitting Diode (LED) buttons indicate the line conditions with lighting patterns.
Flashing light patterns
LED Indication on the INTERCOM Button
The table below shows the lighting patterns for intercom line conditions.
LED Indication on the CO Button
The table below shows the lighting patterns for CO line conditions.
INTERCOM button Intercom Line Condition
Off
Green On
Green slow flashing
Green moderate flashing
Green rapid flashing
Idle
Intercom call / Conference established
Intercom call hold
On exclusive hold / Consultation hold
Incoming intercom/doorphone call
Slow flashing
(60 flash/minute)
Moderate flashing
(120 flash/minute)
Rapid flashing
(240 flash/minute)
1 s