4
Key to Symbols
Lift receiver (or press SPEAKER)
Don't lift receiver (and do not press SPEAKER)
Dial outside or intercom extension number/code
Dial feature dial code
Press feature button
Hang up receiver (or press SPEAKER if using
speakerphone)
Press line button
Press auto-dial or programmable button
(308/616 system)
Press multi-purpose button (2448 system)
(type of multi-purpose button displayed on
the symbol)
Use one or another procedure, depending on
the kind of telephone or type of call.