Table 2: Keys of the Handset
Key
SOS
VOLUME UP
VOLUME DOWN
1–9
0
*
Description
Long press the (on I755: red) SOS
key to make an emergency call (if
configured).
To increase the handset volume.
Decrease the handset volume.
–
Use
1
9
Insert a digit in a number;
:
Insert a character;
:
Select a
Use
0
to
Insert a 0 in a number;
Insert a character.
Use
*
to
Insert a * in a number;
Insert a character
Insert a decimal point
(Calculator feature).
Getting started
to
Speed dial
number
21