Northern Modular Telephone - Manual (Page 7)

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Introducing your Meridian 1 telephone
Shared Directory Numbers — a DN (extension) that is shared by two or more persons.
Special dial tone— three consecutive tones followed by dial tone that you will hear when accessing some
of your telephone’s features.
Special Prefix Code (SPRE) — the Special Prefix Code is a number you’ll need to enter to activate many
of the features on your telephone. For example, when you read “Enter the SPRE code plus
°‡
”, first
enter the SPRE code, then press °‡ . For your convenience, the SPRE code and FFCs for your
system are printed on a page located at the back of this guide.
Note: MSL-100 codes can be different from customer to customer. Check with your
communications group for feature code prefixes.
Switchhook — the switchhook is the button which the handset presses down, disconnecting your call
when you replace the handset.