Changing Dmo Sck; Verifying Tmsck Validity; Verifying Dmsck Validity; Covert Mode - Motorola MTP830 User Manual

Changing DMO SCK

Procedure:
1 From the home screen, press the
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.

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
2 Select Security → TMSCK Validity.
3 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.

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
2 Select Security → DMSCK Validity.
3 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.

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.
When your radio is in the Covert Mode, you cannot enter the following menu items of the Setup menu.
• Vibrate.
• Set Volume
• Tones
• Backlight (in Display menu item)
When the Covert Mode is turned on:
• All tones are set to Off (corresponding to All Tones menu entry).
• Group audio is set to Spkr Cntrl (corresponding to Audio Toggle menu entry).
• The private speaker is set to Off (this setting causes all the calls are routed through the earpiece).
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