
COS – Class Of Service
7016D & 7024D User Guide | Class Of Service 44
COS Down
This option allows you to ‘lock’ your phone, preventing
unauthorised external calls.
1. Press the button and select option
[2] COS
followed
by option
[1] COS DOWN.
(Your screen should look as per
Fig.36
)
2. Press the
OK
button.
Navigation Button Alternative:
1. Select MENU option by pressing
S
2. Press OK to select option
2 – ADVANCED PROGRAM
.
3. Use
T
to scroll down to option
3
and press
OK
to select.
4. Press
OK
to select
COS DOWN MODE
.
5. Press
OK
or under
OK
on screen to update the
changes.
Fig.36
ICM ONLY MODE
Press HOLD Key