Feature User Guide
5.6.6.1 Verifying DMSCK Validity
Procedure Steps
1
From the home screen, press
MENU
key.
2
Select
Security → DMSCK Validity
.
3
Your radio displays:
•
DMSCK is Valid
— your radio can work encrypted in DMO Mode.
•
DMSCK is Invalid
— your radio cannot work encrypted in DMO Mode. Please contact your service
provider to restore SCKs to your radio.
5.6.7 DMO SCK
Air interface encryption provides service confidentiality between your radio operating in Direct Mode and another
radio or a group of radios operating in Direct Mode. This feature allows you to enhance security.
This feature needs to be enabled by your service provider.
5.6.7.1 Changing DMO SCK
Procedure Steps
1
From the home screen, press
MENU
key.
2
Select
Security → DMO SCK
.
3
Press
Next
.
4
Radio displays
Change to version
.
5
Select one of the following:
•
Yes
— to change the key. Your radio displays
Key version changed
.
•
No
— to leave the key. Your radio displays
Code Not Changed
.
5.6.8 Covert Mode
This feature enables you to completely shut down all visible and audible alerts and notifications making the radio
unnoticeable even in a silent and dark environment.
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