984CIB_(Rev3)28.04.06 4/28/06 6:28 PM Page 7
Phone system: Two or more system phones combined to form an interacting system of shared lines. You can have up to 16 system phones in the system.
NOTE: If you have one or more 964, 955, or 944 phone(s) installed in the same phone system with this 984 telephone, you can have only 12 extensions in the phone system.
Prime line: This is the line on your phone you designate to be selected automatically when you lift the handset, press K, or press h.
System phone: Any 944, 945, 955, 964, 974 or 984 phone in your phone system (also called an extension).
Before you begin
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