Huawei ETS2251, Руководство пользователя

Страница: 20 / 79

3
3
F
F
u
u
n
n
c
c
t
t
i
i
o
o
n
n
D
D
e
e
s
s
c
c
r
r
i
i
p
p
t
t
i
i
o
o
n
n
HUAWEI
12
<IN-USE> indicator
Red indicator means the handset of the FWT is picked up or the FWT is in
hands-free state.
<MENU> key
In the standby state, press this key to enter the menu options.
<UP>/<DOWN> key
There are two keys <
UP
> and <
DOWN
>.
y
After entering the menu options, press these keys to browse the menu options;
y
While using the text entry, press these keys to move the cursor to the left or
right, to turn page up or down. For details, refer to the “11 Introduction to
Text Entry”;
y
During the conversation, press these keys to tune the volume.
<OK> key
While browsing the menu options, press this key to select and enter the menu
option, or save your settings.
<CANCEL> key
This key is used to delete the current input.
y
Press this key to delete one character;
y
Press and hold this key to delete all.
<END> key
Pressing this key during the conversation, you can end a call, which is equal to
the hang-up operation. In the event of receiving a call, press this key to stop the
ringing and hang up the call. Moreover, it can also be used to quit from the
current menu operation.
<PAUSE> key
There are two functions for this key:
y
It is used as a sign of time interval when you set IP card number. For more
information, refer to the “IP Card Calling”;
y
It is also used as a sign of the mute. During a conversation, press this key for a
while you can see
on the screen. indicates the phone is in mute mode.
That is, if calling presses and holds this key for a while (then releases it), called