Level 1-2 Service Manual General Functions
July 1, 2005 11
General Functions
Controls, Indicators, and Input/Output (I/O) Connectors
The C257/C261 phone's controls are located on the front side of the device and on the
keyboard as shown in below. Indicators icons are displayed on the LCD.
Figure 1. Phone Controls
Menu Navigation
C257/C261 telephones are equipped with a simplified icon and graphical-based user interface.
See the table below for details of the C257/C261 menu structure. A five-way navigation key
allows you to move easily through menus and confirm your selection.
Power/End Key
Press & hold to
turn on/off the
phone.
Press & release
to end phone
calls, exit menu
system.
Left Soft Key
Perform functions
identified by left
display prompt.
Navigation Key
Scroll through
lists, set volume.
Send/Answer Key
Make & answer
calls. Press in idle
screen to see the
recently dialed
calls.
Menu Key
Open a menu
when you see
in the display.
Power Connector Port
Insert the charger.
Right Soft Key
Perform functions
identified by right
display prompt.
Earpiece
Listen to your
voice calls &
messages.
