User manual

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more details). In the idle mode, press this key LCD will
show ”call forward”, wait this indication disappear, then can
configure the forward phone no. of SIP1-5. Press Soft2(ON)
then enabled call forward function and set it to always mode;
Press Soft1(OFF) will close the function of forward
mute Mute an active call to make the other side can not hear you.
volume Adjust headphones’ volume when hookoff or during the talking
or adjust ring volume when there is call coming; it can also be
modified in the idle mode
Programmable
key
There are 4 kinds of functions configured through web：
Memory Key to store number for speed dial.
Line fucntion, set dial-up mode(SIP1,SIP2,Dialpeer, IAX2)
3、KeyEvent function, will expand the function key to special
function key, for example, set to F_MWI, then this key will to be
voicemail key, can check the voicemail information currently.
4、DTMF function, press this key will send out the preconcert
number by DTMF when talking
1.4. Port for connecting
Port name attribute description
LAN Network interface 10/100M Connect it to PC
WAN Network interface 10/100M Connect it to Network
DC 9V Power port 5V/1A
DW850 is provided with two Ethernet cables and a power adaptor. Phone has two interfaces:
WAN and LAN. Please refer to safety notes of this manual carefully before power adaptor is
connected.