C o m m u n i c a t i o n s , I n c .
Room 0611, Bldg.B Tsinghua Tongfang Technology Plaza, 1 Wangzhuang Road, Beijing, CHINA
- 10 -
4.2.
Function Keys
Keys Function
Keys
Function
M1-M4
Speed-Dial key, each corresponds to
a speed dial number which will be
called by a single press.
MENU
When phone is idle,
press this key to enter
MENU mode.
CANCEL
In MENU mode, press this key to back
to the upper menu.
0-9
;
*
,#
12 standard Digit,
*
keys are usually used
to Input IP address
that replace
·
.
Increase the output volume of handset or speakerphone.
UP(
▲
)
In MENU mode, press this key to scroll up.
Decrease the output volume of handset or speakerphone.
DOWN(
▼
)
In MENU mode, press this key to scroll down menu options.
MESSAGE
Place a call to the pre-configured
voice message number.
MUTE
Toggle DND on and
off when phone idle or
mute local voice when
in a call.
FLASH
Press this key to accept a waiting
call, start a consulting call or switch
between two calls.
HOLD
Temporarily hold the
current call. Press
again to unhold.
TRANSFER
Press this key to complete a blind
transfer or attended transfer.
OK/CALL
In MENU mode to
enter the submenu
and confirm the input.
Place a phone number
or IP address.
SPEAKER
Enter speakerphone mode. Press
again to switch back to the handset
mode.
REDIAL
Dial the last called
number.
4.3.
LED Functions
NETWORK1/2
LED
On: The connection is all right.
Flashing: Data transmitting and
receiving.
Off: Network cable is
disconnected or network error.
POWER LED
On: the power supply
is all right.
Off: the power supply
is disconnected.