AT&T Partner II Installation And Use Manual page 85

MLS-34D
Phone
Line/Programmable
Buttons
Any unused
line button is
programmable
MLS-12
Phone
Programmable
Buttons
(without lights)
Line/
Programmable
Buttons
(with lights)
Any unused
Iine button is
programmable
Behind
Cover
Figure 5-3. Programmable Buttons and Labeling Sheets on MLS- and MLC-Model Phones
5-8 Programming Reference
MLC-6
Phone
MLS-12D
Phone
Programmable
Programmable
MLS-6
Phone
Line/Programmable
Buttons
Any unused
line button is
programmable
Buttons
(without lights)
Line/
Buttons
(with lights)
Any unused
line button is
programmable