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C 40 5 0 Ha nds e t
+"
Use
to scroll through feature lists and the redial list. Press
onds to turn the handset power on or off.
-
Press
to edit a character or an entry.
Display screen
The display screen back-light activates when there is an incoming call, or if a
key is pressed. The light switches off after 10 seconds.
LED light-ring
The LED light-ring turns red to indicate an incoming call. The LED light-ring
turns green when the handset is charging.
Volume control
Press the +/– buttons on the side of the handset to increase or decrease the
volume of the speakerphone, the volume of the handset earpiece, or the
volume of the headset earpiece.
When the minimum or maximum volume is reached, the handset beeps.
*"
*"
*"
*"
The
icon increases or decreases in size as the volume increases or
decreases.
Keypad
Use the keypad to enter the number.
Using the C4050 handset
The handset must be subscribed to make a call. Contact your System Admin-
istrator to have your handset subscribed.
Make a call
Pre-dialing is the preferred method for making a call: dial the number and
.
press
.
Another method is to press
10
.
and dial the number.
,"
for two sec-
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