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-14  5300 ES Series Mobile Radio Operating Manual
December 2006
 
11.5 Radio Setup For Encryption
The following radio setup is required for encryption regardless of whether OTAR is used:
Options Enabled - The desired encryption type must have been enabled at the factory 
(DES, DES-OFB, AES). To determine what options are enabled, using the PC 
Configure programming software, select the Transfer > Read Options From Radio 
menu parameter.
The following are set through PC Configure Programming:
PID/SLN Mode - On the Global screen (Page 2) select either the PID or SLN mode 
(see Section 11.2.2). If the SLN mode is used, also program the Keys Table by clicking 
the  
button.
Infinite Key Retention - On the Global screen, select this parameter to store keys 
permanently in memory (see Section 11.2.3).
Erase Keys On Keyset Change - On the Global screen, if the SLN mode is selected 
and more than one keyset is used (see Section 11.4.2), select this parameter to erase 
keys when changing keysets (see Section 11.2.5).
Program Channel/Group PIDs and Encryption Type - With conventional analog 
calls, this information is programmed on the channel screen. With other types, it is 
programmed in the talk group list selected on the system screen. In addition, with 
conventional digital calls, the group programming can be overridden on the channel 
screen (see Section 11.3.3). Additional PIDs for special calls can also be specified on 
the system screen for digital and trunked calls.
Note
The encryption type is not selectable on digital channels because the AES/DES mode is 
determined by the key type loaded, not by PC Configure programming.
Currently, EFJohnson 5300 ES mobiles meet the following requirements support OTAR:
Software Version Number - The software version number is briefly displayed when 
power is turned on. It can also be determined using the PC Configure programming 
software by selecting the Transfer > Read Version Info from Radio menu parameter.
Programming - An RSI and UKEK and other information must be programmed as 
described in the next section.
11.5.1 Additional Setup For OTAR
The following parameters must be programmed in PC Configure for OTAR operation in 
addition to those in Section 11.5.
???   I tried to change the following to match the PCC screens for OTAR.
On the Radio Wide Conventional screen, program the Digital Unit ID.