8) Changing of system password ,unlocking password and volume
：
8.1) System password changing
：
8.1.1) Press the * button, input system password and then press # button to enter the system setting
status .Meanwhile ,it displays the “System Set”
；
8.1.2) Press 1 to enter the system password setting status .Meanwhile it
shows “New SYS code”
，
8.1.3) Input 6-
digits new password and press # button to confirm .Then it will show “Try again”
；
8.1.4) Re-input the same 6-
digits new system password and press # button to confirm .Then it will show ‘NewPinSet OK”.
It means that system password is set successfully.
8.1.5) Long presses the # button to exit.
8.2).Unlocking password changing
：
8.2.1) Press the * button , input system password and then press # button to enter the system setting status .Meanwhile ,it
displays the “System Set”
；
8.2.2)
Press 2 to enter the system password setting status .Meanwhile it shows “NewOpen code”
；
8.2.3) Input 3-
digits new password and press 3 button .Then it will show “Try Again”
；
8.2.4) Re-input the same 3-digits new unlocking password and press # t
o confirm .Then it will show “NewpinsetOK”. It
means unlocking password is set successfully.
；
8.2.5) Long presses the # button to exit.
Note
: The initial unlocking password is 000
。
8.3) Volume changing
：
8.3.1) Press the * button, input system password and then press # button to enter the system setting status .Meanwhile, it
displays the “System set”
8.3.2) Press 3 to enter the volume setting status .Input the volume figure (1~5) and press # to confirm.
8.3.3) Long press the # button to
9) Operation instructions
：
9.1) Calling and talking
：
After visitors press the room number and # buttons ,then it will call the corresponding phone number you had
set .Then the call station is showing “Calling” and creating the “Du Du “tone .If the 1
st
set phone number is not
answered or busy .Then it will auto-call the 2
nd
phone number after 30 S. If the 3
rd
phone number also did not
answer the calls, then it will stop the calling .If calling through, you can press the answer button in your telephone or
mobile phone to answer the calls .Press the # button to end the calls.
Note: If the room number did not exit, then the call station will not create the
“ DuDu”tones. Visitors can press the #
to end the calls
Note: During the process of talking ,if the call is ended due to the signal weak or loss or other reasons .Then you
press the * and # buttons longer to re-bust the call stations .
9.2) Remote unlocking
：
During the progress of talking, you can input the 3-digits password to unlock remotely by the telephone or mobile
phone. If having set the auto-unlock features, you can use the telephone or mobile phone to call the call stations and
do the remote unlocking .Only the registered telephone and mobile phone numbers can do the unlocking.
9.3) Calling the call stations
：
Users can use the registered telephone or mobile phone numbers to call the call stations and carry out the talk after
press * button .Only registered telephone or mobile phone number can use this feature.
Note: if having set the auto-unlock features,you can use telephone or mobile phone to call the call stations .Then the
call station will auto-answer the calls .No need press * button to answer .You can press the # button to end the talks.