C 4 0 3 0 H a nd s e t
Key Lock
You can lock the keypad to prevent an inadvertent key press.
To lock the keypad:
To unlock the keypad:
When the key lock is active, you can answer calls as normal and use all keys
during the call. The key lock reactivates at the end of the call.
Time of Day
You can set the handset to display the time-of-day.
This Feature must be enabled by the system administrator.
18
S t a n d a rd 1 . 0 0
k
1. Press the
or
Press the keys:
O
2. Press the
O
Press the
2 seconds.
j
Press the
The 24-hour Time-of-Day displays.
key for 2 seconds,
2
4
m
,
,
,
key twice to confirm.
m
key or
key for
key.
2
.