Motorola ASTRO XTSTM 5000 Model II, User Manual

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78
Special Radio Features
Over-the-Air Rekeying (Rekey Request) (ASTRO Conventional
Only)
The over-the-air rekeying (OTAR) feature 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.
Use the Menu
2 Before the keys are erased,
the display shows
PLEASE
WAIT
.
3 When all the encryption keys
have been erased, the
display shows
ERASED .
1 Press
U
to find
REKY
.
2 Press
D
,
E
, or
F
directly
below
REKY
.
3 Press the PTT to send the rekey
request.
Note: Pressing the PTT again, or the Home or Emergency button,
will exit the feature and allow the user to transmit in the
normal manner.
4 If the display shows
REKEY FAIL
and a bad-key tone sounds, the
rekey operation has failed.
Note: If this occurs, your radio does not contain the Unique
Shadow Key (USK). This key must be 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.
PLEASE WAIT
ERASED
REKY
REQUEST REKY
PLEASE WAIT
REKEY FAIL