| 摘要 |
PROBLEM TO BE SOLVED: To enable an emergency calling between a house side and an alarm monitoring panel side even when no ringing sound is set to be made. SOLUTION: In an apartment house, an alarm monitoring panel 1 set in a janitor room, a lobby interphone 2 set in a lobby shared, a door phone 3 set at each house entrance, and a house information panel 4 and a sub-house information panel 5 set at each house are provided. The house information panel 4 is provided with a pronunciation permission/prohibition processing function which prohibits or permits a pronunciation according to a call ringing from the door phone 3 (sub-house information panel 5). COPYRIGHT: (C)2004,JPO
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