User Manual

Table Of Contents
In the TMO Mode, when Air Encryption is enabled on you radio but cannot be supported due to an
infrastructure failure, the following icon appears on the display: .When encryption is not available in
the DMO Mode, the radio displays: .
This menu item allows you only to view air encryption state.
NOTICE: This is a selling feature.
Related Links
Status Icons on page 31
Viewing the Air Encryption State
Procedure:
1 From the home screen, press the MENU key.
2 Select SecurityAirEncrypt.
3 Your radio displays:
a Air Encryption Is Off.
b Air Encryption Is On.
Air Encryption Key Deletion
Please check with your service provider whether the radio is provided with Air interface encryption
keys. You can delete the Air interface encryption keys from the radio by entering the following
sequence: **00##.
NOTICE:
It takes a minute for this feature to delete all the encryption keys from the radio. During this
time, do not remove the battery.
Deletion is performed in idle TMO/DMO or Emergency Operation.
CAUTION: Using this feature will disable the radio, and your service provider will need to re-
enable the radio.
K Validity
K (Key) is a secret key the infrastructure uses to authenticate the radio in the system. It is part of the
authentication that provides service confidentiality between your radio and the system.
Verifying K Validity
Procedure:
1 From the home screen, press the MENU key.
2 Select SecurityK Validity.
3 Your radio displays:
K is Valid — the infrastructure can authenticate your radio.
K is Invalid — the infrastructure is unable to authenticate your radio. Please call your service
provider to restore the key to your radio.
Chapter 5: Main Menu
86 Send Feedback