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Section 9
There currently are
respond to Version 1.x/2.x/3.x/4.x or should we say one firmware version 4.6.x and
above?. Firmware is the Application code which controls the operation of the radio. It is
not the standard personality information programmed by the PC Configure programming
software.
Later firmware versions may provide some operating features that are not available in
earlier versions.
9.1
53xx Radio Firmware Versions
Version 4.x radios use the SEM logic board that interfaces with the RF board used in these
radios. The part number of this logic board is 023-5500-6xx. A UCM version of this board
is not currently planned.
SEM Version - This version has the EFJohnson SEM (Security Encryption Module)
soldered to the board. It is used whenever DES, DES-OFB, or AES encryption is required.
9.2
Determining Radio Version
The radio/logic board version can be determined by noting the second version number that
is briefly displayed when radio power is turned on. The first number indicates the control
unit code version.
December 2006
5300 ES Mobile Firmware Versions
four different firmware versions in use in 53xx radios (Does the four
Draft
5300 ES Series Mobile Radio Operating Manual -1
S
E C T I O N
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