Key telephone system

Details Key telephone system Key telephone system

H - Electricity

04

Q

379/33

H04Q 3/58 (2006.01) H04M 3/42 (2006.01) H04M 9/00 (2006.01)

Patent

CA 1230434

ABSTRACT OF THE DISCLOSURE In a key telephone system, when it is impossible to set at a time the entire operation data stored in a memory device of a key station unit by using a key of a specific key telephone set among a plurality of key telephone sets connected to the key station unit, the entire data of respective operation items are divided into a plurality of data sets and then the setting of the data of respective data sets are independently set. The division of the data of respective operation items is made corresponding to the output state of a hook switch, for example.

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