Siemens 300Series User Manual page 73

To clear a DSS
key on a display
telephone
Note: You cannot clear a DSS key on a non-display telephone or any
telephone without a Clear key, though you can set it up to dial
a different extension.
To dial a DSS
extension
To end setup, press the Program key. The
Program status light turns off, and
STORED is displayed if you have a display
telephone.
On your faceplate, use a pencil to label
each DSS key you changed with the name
or extension of the person it dials.
Press the Program key. The Program status
light turns on, and PRESS FEATURE
KEY OR DIAL CODE is displayed.
Press the DSS (D-) key you want to clear.
DIRECT STATION SELECT is displayed,
followed by the stored extension.
Before NEW NUMBER? is displayed,
press the Clear key. DELETED is
displayed.
If you want to clear another D-key, repeat
the previous two steps.
To end setup, press the Program key. The
Program status light turns off.
On your faceplate, erase the label next to
each D- key you have cleared.
Press the DSS (D-) key for that extension.
The other party will hear a triple beep.
Making Calls 3-15