NEC Electra Elite IPK Programming Manual page 274

Electra Elite IPK
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The Doorphone Ring Patterns are shown in the table below:
Line
Pattern
Key
Tone
LK 1
Off
Tone
LK 2
On
A LK 3
B LK 4
C LK 5
D LK 6
E LK 7
F LK 8
LK 1
G
(Pg. 2)
LK 2
H
(Pg. 2)
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Programming Manual
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