User's Guide

Table Of Contents
4.9.5.1
TMO SCK
Your service provider can enable SCKs in TMO. The SCKs used in TMO are called TMSCKs.
4.9.5.1.1
Verifying TMSCK Validity
When and where to use: To ensure that the TMSCKs in the radio are valid and can be used for the
air interface encryption.
Procedure:
1 From the home screen, press the Menu key.
2 Select SecurityTMSCK Validity.
The radio displays:
TMSCK is Valid – The radio can work encrypted in TMO.
TMSCK is Invalid – The radio cannot work encrypted in TMO. Please contact your
service provider to restore SCKs to your radio.
4.9.5.2
DMO SCK
Your service provider can enable SCKs in DMO. The SCKs used in DMO are called DMSCKs.
4.9.5.2.1
Verifying DMSCK Validity
When and where to use: To ensure that the DMSCKs in the radio are valid and can be used for the
air interface encryption.
Procedure:
1 From the home screen, press the Menu key.
2 Select SecurityDMSCK Validity.
The radio displays:
DMSCK is Valid – The radio can work encrypted in DMO.
DMSCK is Invalid – The radio cannot work encrypted in DMO. Please contact your
service provider to restore SCKs to your radio.
4.9.5.3
Changing DMO SCK
IMPORTANT: Changing this setting may cause radios not to operate correctly.
Procedure:
1 From the home screen, press the Menu key.
2 Select SecurityDMO SCK.
3 Press Next.
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