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Error Message Description
Encryption Key Error When SCK key(s) have been lost or not
programmed and encryption is enabled,
this message is displayed. Under this
condition, it is not possible to use the
radio: i.e. the menu access, entering the
"Optional Features Menu" or any other
radio functions.
Security (K) Error When authentication key (K) has been
lost or not programmed and the radio is
programmed to use authentication, this
message is displayed. Under this
condition, it is not possible to use the
radio: i.e. the menu access, entering the
"Optional Features Menu" or any other
radio functions.
Insert SIM When no SIM card is installed and SIM-
based end-to-end encryption is being
used, this message is displayed. Under
this condition, it is not possible to use the
radio, i.e. the menu access, or any other
radio functions except entering the
"Optional Features Menu" (optional
Features Menu can still be accessed.).
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