MLS-34D
Phone
Line/
Programmable
Buttons
Any unused
Iine button is
programmable
MLS-12
Phone
MLS-12D
Phone
Programmable
Programmable
Buttons
Buttons
(without lights)
(without lights)
Line/
Programmable
Buttons
Any unused
line button is
programmable
Line/
Programmable
Buttons
Any unused
line button is
programmable
MLC-6
Phone
MLS-6
Phone
Line/Programmable
Buttons
Any unused
line button is
programmable
Figure 3-4. Programmable Buttons and Labeling Sheets on System Phones
Programming 3-25
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