Filter
Top Products
1.3 Telephone Features and Operation
Operating Manual 103
SDN Direct Dial
Using an SDN button, you can easily call the corresponding PDN extension. SDN buttons are in one of two
modes depending on system programming, and the operation procedure differs as follows:
Enhanced DSS Key Mode
Standard SDN Key Mode
Green on The extension is on a call using the
PDN button.
The extension is on a call using an
SDN button.
Flashing
green slowly
A call is on hold at the PDN extension
(Regular Hold).
A call answered with the SDN button
is on hold (Regular Hold).
Flashing
green
moderately
A call is on hold temporarily or on
Exclusive Call Hold.
A call answered with the SDN button
is on hold temporarily or on Exclusive
Call Hold.
Flashing
green rapidly
The PDN extension is receiving an
incoming call.
An SDN extension is receiving a Hold
Recall or callback ringing from a call
answered with the SDN button.
Red on A corresponding SDN extension is
using the line.
The corresponding PDN extension or
another corresponding SDN
extension is using the line.
Flashing red
slowly
A corresponding SDN extension is
holding a call.
Another corresponding SDN
extension, or the PDN extension
itself, is holding a call.
Flashing red
rapidly
The PDN extension is receiving an
incoming call to an incoming call
distribution (ICD) group.
The corresponding PDN extension is
receiving an incoming call.
Light Pattern PDN Button Status SDN Button Status
PT/PS
Off-hook. Talk.
Press corresponding
SDN.
(SDN)
Off-hook. Talk.
Press corresponding
SDN.
(SDN)
D.Tone
(SDN)
Press the SDN again.
PT/PS