Feature User Guide
Locking/Unlocking the Keys/Buttons
5.6.1.1 Keypad Lock Notification
When the keypad is locked, your service provider can configure one of the following instructions:
• None — no notification is displayed.
• Notification Only —
Keys Locked
is displayed.
• Notification and Instruction —
Press Menu * to lock/unlock keypad
is displayed.
5.6.1.2 Setting Automatic Keylock Delay
Procedure Steps
1
From the home screen, press MENU key.
2
Select
Security → Keylock Setup → Delay
.
3
Use up and down NAVIGATION keys to change the minutes and press
Done
.
5.6.1.3 Setting Keylock on Startup
Procedure Steps
1
From the home screen, press MENU key.
2
Select
Security → Keylock Setup → Start Locked
.
3
Select
On
/
Off
.
5.6.2 Air Encryption
Air Encryption is a feature that enables encryption of entire communication between the radio and infrastructure,
which results in increased security of calls, messages, and data.
If encryption is on and you receive a clear call (unencrypted), the radio plays a sound and displays
Call & Data Not
Encrypted
. This feature provides service confidentiality between you and the system.
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.
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