User Manual
  Chapter 3 Software Architecture  35 
3.2 System & Kernel Modules 
For system configurations and managing multiple programs, each terminal comes with the 
System Menu, Kernel Menu, and Program Manager. 
¾  System Menu 
This is generated by the System module. You may configure parameters, test components, 
download or update the active application program (the one with the Program module), and 
download one custom font file. 
¾  Kernel Menu 
This is generated by the Kernel module. Generally, you may update the core program 
(Kernel Update), download or update the active application program (the one with the 
Program module), download one custom font file, and configure Bluetooth settings. 
¾  Program Manager 
This is also generated by the Kernel module. The Program Manager is bundled with the 
Kernel Menu. You may download as many as seven application programs, as well as one 
custom font file. 










