1.20 Proprietary Telephone (PT) Features
240 Feature Guide
Conditions
• Certain buttons are equipped with a light to show line or feature status.
Flexible CO (Trunk)
Used to make or receive a trunk call or can be reassigned to
a different trunk or to another feature button.
Flexible DSS (Direct Station Selection)
Used to access an extension with one touch. Every button is
programmed to correspond to an extension. DSS buttons can
also be reassigned to other features.
PF (Programmable Feature)
Used to access a preprogrammed feature with one touch. (no
default)
Button Usage