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its memory. It is programmed for key se-
lection on a channel or per mode basis.
NOTE
Before private messages can be sent
or received, one or more crypto-
graphic keys must be transferred into
the radio from the Keyloader.
Transferring Keys Into The Radio
The following procedure outlines
basic key transferring steps. See LBI-
31685 for more details.
1. Turn the radio off.
2. Plug the modular connector of
the Keyloader cable into the
Keyloader's modular jack.
3. Connect the Keyloader cable to
the UDC on the radio.
16
4. Press the PWR button on the
Keyloader and waft for the Key-
loader
to
display
MODE".
5. Press the TRN button on the
Keyloader. If necessary, select a
different cryptographic key to be
transferred into the radio.
6. Turn the radio on. The display
should read "KEY LOAD".
7. Press the EXE button on the
Keyloader to transfer the key
The
Keyloader
"GOOD 1.x TRANSFER" where
"x" is the selected cryptographic
key number.
8. Disconnect the cable from the
radio's UDC. A single beep will
be
heard
from
speaker if the power-up alert
tone is enabled. The radio will
"MASTER
will
display
the
radio's
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