
Programming the Speed Call / Dial Feature Key
A popular feature of The Spectrum PLUSTM DC550 is Speed Calling. Once it is programmed by the
Central Office, this advanced feature allows you to dial a telephone number using one or two dig-
its on the keypad. Speed Call/Dialing allows you either 10 one-digit codes (0-9) or up to 70 two-
digit codes (00-69). To find out what code types are available to you contact your local telephone
administrator o r Cu stomer Servi ce Represen tative. T he dialin g f ormats are p rogrammed by t he
Central Office who supports the Digital Centrex Environment.
Programming Central Office (C.O.) Features
Central O ffice ( C.O.) f eatures mu st be a ctivated b y y our loc al te lephone a dministrator or local
telephone company Customer Service Representative. Once this is complete, simply label the Ac-
tive Feature Keys to match the programmed C.O. features.
The Spectrum PLUSTM Telephone allows for eleven (11) programmable advanced feature keys to
interact w ith th e local teleph one Digital C entrex network. Th e call ou t of th ese k eys h ave been
determined by y our loc al tel ephone a dministrator or tele phone c ompany C ustomer S ervice
Representative. T he programmin g is don e by th e Central Of fice su pporting th e Digital C entrex
Environment.
Programming the Message Waiting (MW) Indicator Light
Another popu lar S pectrum P LUSTM DC 550 f eature is th e V oice M ail an d M essage W aiting ( MW)
Light Indicator. I t is a dual function bu tton. One u se i s fo r Me ssage Wai ting I ndication i ndicator
that will blink repetitively to indicate that a new message is in the user’s voice mailbox.
The other purpose allows the user to simply press the TouchliteTM button key to connect automati-
cally into their voice mail. When this feature key is programmed properly, the PIN number dialing
is delayed until after the messaging service requests a password. Voice Mail (VM) requires provi-
sioning a t th e C entral O ffice bu t th e w ait tim e a nd P IN a re pr ogrammed b y th e u ser in to th e
DC550. The Digital Centrex telephone service provider has to ac tivate the voice mail f eature for
the light to illuminate and work properly.
Programming Other System Features
There are ma ny system features the Digital C entrex telephone service offers. These are requ ired
to get the telephone features to function. Like most business entities that use the Digital Centrex
environment, th e f eature choices are pre- determined an d pre-programmed in to y our teleph one
network system. Your local telephone administrator or local telephone company Customer Service
Representative w ill a nswer th ese qu estions a bout y our C .O. s ervices a nd pr ovisioning of th ese
features. The telephone will interact with the feature choices you make once the programming is
completed within the telephone’s network environment.
18