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You can return to the previous screen by
pressing the Menu Select button below No.
•
Erasing the single key in radios with the single-key
option and erasing all keys in radios with the
multikey option via the preprogrammed Top Side
(Select) button and Top (Orange) button:
a) Press and hold the Top Side (Select) button.
b) While holding Top Side (Select) button down,
press the Top (Orange) button.
The display shows Please wait. When all the
encryption keys have been erased, the display
shows All keys erased.
Note
Do not press the Top (Orange) button
before pressing the Top Side (Select)
button, unless you are in an emergency
situation as this sends an emergency
alarm.
Requesting an Over-the-Air Rekey (ASTRO
Conventional Only)
Ensure that the Unique Shadow Key (USK) is loaded
into the radio with the key-variable loader (KVL)
before the rekey request can be sent. Refer to your
local key management supervisor for more
information.
This feature, also known as OTAR, allows the
dispatcher to reprogram the encryption keys in the
radio remotely. The dispatcher performs the rekey
operation upon receiving a rekey request from the
user.
1
or to Reky.
2 Press the Menu Select button directly below
Reky.
3 Perform one of the following actions:
•
Press the PTT button to send the rekey
request.
•
Press the PTT button again, or the
Emergency button, to exit the feature and
transmit in normal mode.
If the rekey operation fails, you hear a bad-key
tone and the display shows Rekey fail.
or
101
English
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