User's Manual
Table Of Contents
- IMPORTANT NOTICES
 - RELEASE NOTES
 - INTRODUCTION
 - USING MOBILE COMPUTER
 - LEARNING SOFTWARE ARCHITECTURE
 - SYSTEM MENU
 - PROGRAM MANAGER & KERNEL
 - SPECIFICATIONS
 - DOWNLOAD UTILITY
 - TROUBLESHOOTING
- CANNOT TURN ON WHEN PRESSING POWER KEY
 - CHARGING ERROR
 - BUZZER SEEMS NOT WORKING
 - LED INDICATOR SEEMS NOT WORKING
 - LCD TOUCH SCREEN SEEMS NOT WORKING
 - KEYPAD SEEMS NOT WORKING
 - VIBRATOR SEEMS NOT WORKING
 - MOBILE COMPUTER SEEMS NOT WORKING
 - CANNOT SCAN BARCODES
 - CANNOT DECODE DATA AFTER SCANNING
 - CANNOT TRANSMIT/RECEIVE DATA
 
 - KEY REFERENCE TABLES
 
    83 
  Chapter 3 System Menu
3.12.2 SECURITY 
Sets up  the security c heck for the  SIM card  inserted in  th e mobile c omputer. Wit h t he 
submenu featured, you  can set  up a PIN code for authentica ting the access to the SIM 
card. You can also change the PIN code if necessary. 
PIN Code Facility 
  Enabled (PIN Code check) 
  Disabled (default) 
PIN Code 
Change the SIM card’s PIN code. 










