Icon line ........................................................................................ 21
Operational modes ....................................................................... 21
Idle mode ............................................................................................ 21
Call mode ........................................................................................... 21
Menu mode ........................................................................................ 22
Call features .................................................................... 30
Making an SOS call ...................................................................... 30
Incoming call ................................................................. 31
Answering a call ........................................................................... 31
Rejecting a call ............................................................................. 31
Messaging ....................................................................... 33
M155 settings .................................................................. 40
Audio settings ............................................................................... 41
Contents
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