Motorola APX 6000XE User Manual page 64

Trunked
Multikey
Erasing the Selected Encryption Keys
This feature allows you to erase all or selected
encryption keys.
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:
60
a) Press and hold the Top Side (Select) button.
English
keys, operator-selectable keysets,
and operator-selectable key
erasure. If talkgroups are enabled
in conventional, then the encryption
keys are strapped to the talkgroups.
If you use your radio for both
conventional and trunked
applications, you have to strap your
encryption keys for trunking on a
per-talkgroup or announcement-
group basis. In addition, you may
strap a different key to other
features, such as dynamic
regrouping, failsoft, or emergency
talkgroup. You can have operator-
selectable key erasure.
b) While holding Top Side (Select) button down,
press the Top (Orange) button.
The display shows PLS WAIT. When all the
encryption keys have been erased, the display
shows ALL 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.
Press and hold the preprogrammed Rekey
Request button to send the rekey request.