Panasonic KX-TD500 Features Manual page 75

(1) Outline sketch of Operator feature
1. When "Ringing Type" is set to "Multi"
An incoming call (intercom / outside call) arrives at all Operator extensions at the same time.
3rd call in the queue
2nd call in the queue
1st call
Operator Group
2. When "Ringing Type" is set to "Single"
An incoming call (intercom / outside call) arrives at an Operator extension.
4th call in the queue
3rd call
2nd call
1st call
Operator Group
Extension A
Features Guide
Calls have arrived at an Operator Group
Extension A Extension B
Calls have arrived at an Operator Group
Extension B
These calls are waiting to be answered
until the 1st call is answered.
Extension C
This call is waiting to be answered until
an Operator extension becomes idle.
Extension C
General Features
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