Panasonic KX-TD816 Features Manual page 97

Flow chart of possible cases and results for DISA calls
An outside call is made.
The DISA Delayed Timer starts.
The caller reaches the DISA line.
All resources
are busy.
One of the resources is
available. (Outgoing
Message is sent.)
The call is accepted.
Calling a
modem.
Idle
Making an
outside call
Idle
Busy
Is User Code accepted or unnecessary?
Yes
The call is accepted.
Conditions
• The following items are required for the DISA feature:
a)
An optional DISA Card must be installed.
Features Guide
Is IRNA employed?
Making an
extension call
TAFAS
Intercept
Routing starts.
Busy
No Answer
Timer starts.
No
Disconnected
after 10 seconds.
Yes
Intercept
Routing starts.
Kept waiting with
a ringback tone.
No
Is IRNA
employed?
Yes No
General Features
97