User manual
AT820
AT820
AT820
AT820 Series
Series
Series
Series User
User
User
User Manual
Manual
Manual
Manual
18
ATCOM TECHNOLOGY CO., LIMITED www.atcom.cn
1. A press es "B x fer"
2. A dial s C ’ s number, then A will be hang up no matter C receive the call or
not.
4.5 Mute
Once the “ Mute ” key is been pressed, no voice will be transported to the other port
anymore. Such state will be kept no matter user switches the mode among handset
mode and handfree mode and earphone mode till the button “ Mute ” is been pressed
again.
4.6 Call Hold
User can hold the current call by pressing “ Hold ” . To resume the call, user needs to
press soft “ Hold ” again. The functions are available under 3-way conference mode the
same as under normal mode. When the phone is in the situation of “ Hold ” , the call
won ’ t be hanged up, instead, the call will be kept holding.
4.7 3-way conference call
Steps of starting a 3-way conference call are as follows:
A. When A is talking with B and they want to make conference call with C. A or B just
needs to press soft key "Conf", the other one in the call will be held, and then the
initiator dials C ’ s number, presses “ # ” or ” Dial ” to make the call.
B. After C answers the call, the initiator presses “ Conf ” to begin the 3-way conference
call.
C. If the initiator hangs up directly before the 3-way conference call established, it
will be ended, and the others will be hanged up, too.
D. Anyone in the 3-way conference call can act as an initiator of a new 3-way
conference call. This initiator obeys the above rule number 3.
4.8 Call History
AT820 supports 5 0 missed calls, 5 0 incoming calls and 5 0 dialed calls record. When the
storage is full, the latest call will update the history. Press " R edial" soft key when
standby, all the received (<-) , dialed (->) and missed calls (!) will be listed. When the
phone updates or is factory reset, all the call history records will be cleared.
A. M issed call
When there is a missed call, the LCD screen will display the amount of missed call s,
press “ Missed ” to check the records . There is another way to obtain the missed call: