Changing The Radio's Encryption Key; Changing The Transmit Encryption Key - Tait TM9100 Series P25 User Manual

The name of the encryption key used to encrypt the
incoming call may briefly appear in the display, below
the name of the caller.
If the key required to decode the call is not stored in
your radio, then your radio remains muted.
Your radio may also remain muted if the currently
selected channel has 'proper key detect'
programmed.
Changing the radio's encryption
key
You may be able to use the Change All menu to
change the encryption key that encrypts your outgoing
calls. You can then use the Preset Keys menu to
change the encryption keys back to the default
encryption key for each channel.
Warning Once you change the encryption key, it may
also automatically update the encryption keys used to
encrypt calls on other channels.

Changing the transmit encryption key

1 Press Menu and select Security > Change all.
2 Scroll to the key you want and press Select.
Change all
Key 2
Key 1
The message Global key selected briefly appears
in the display.
Channel 7
Key 2
Menu
Back Select
Encryption 111