Codan 2110 series Reference Manual page 340

AES-256 digital data encryptor option
Erasing all of the AES secure keys
All of the secure keys in the transceiver may be erased via a simple hot-key sequence.
NOTE
To erase all secure keys:
1
1
NOTE
324
If you want to disable this hot-key sequence see
access to erasing secure
Press + SEC.
Hold .
If a voice encryptor option is also installed, you are asked if you want to
Erase Vce&Data Keys.
keys.
Manpack Transceiver 2110 series Reference Manual
page 481, Controlling