Avaya IH4 User Manual page 120

Adapting the handset to your requirements
Security (settings)
PIN (enter new PIN)
Key lock (automatic key lock)
Handset lock
Extras
Alarm clock
HINT
If any setting cannot be changed ask the system administrator of the
telephone installation, please. Some features or functions of the tele-
phone installation have to be enabled prior to use.
NOTE
RESET will set all settings including the PIN to the ex factory default
settings. The call lists will not be affected!
120
IH4 on Integral Enterprise