General Features
Features Guide 299
DSS (Direct Station Selection) buttons: Used to call a corresponding extensions with One-
Touch. Every button is provided with an indicator (Busy Lamp Field), which shows the current
status of the corresponding extension as shown in the following table:
To meet the user's various needs, DSS buttons can be changed to the other function buttons.
PF (Programmable Feature) buttons printed as F1 through F16: These buttons are
provided without default setting. The paired PT user can program the buttons for the other
function buttons.
Conditions
• Programming the DSS and PF buttons can be done only from the paired PT by Station
Programming, or System Programming with Personal Computer.
• If the extension number assigned to a DSS button is changed to another number, the DSS
button automatically follows the new number. (Re-programming is not necessary.)
Installation Manual References
•2.4ExtensionCards
Programming Guide References
• 1.4 Extension Port Assignment
– Attribute
–DN
• 3.3 Extension Group
– [UCD Setting] LOGIN Monitor
• 3.5 Incoming Group
– [UCD Setting] Supervisor Extension
•4.4DSSConsole
– Paired Extension
–DSSKey
–PFKey
Busy Lamp Field Table
Light Status of
extension
Off
On
Flash
Idle
Busy
*1
Logout
*2
*1
If the DSS button is corresponded with a
DN type PT, the DSS indicator turns on
when at least one PDN button on the
corresponding DN type PT becomes busy.
*2
If the extension corresponding with the
DSS button is in "Logout" status and idle,
the DSS indicator flashes in red.