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
 
    51 
  Chapter 3 System Menu
Note:  (1) USB direct charging, 500 mA: USB icon 
  (2) 5V charging from the adapter: Plug icon 
3.2.11 DEFAULT SET 
Restores the system settings to default factory state, except for the reader settings. 
3.2.12 RESET READER 
Restores the reader settings to factory default state. 
3.2.13 CONTRAST 
Sets the contrast level for the LCD. 
  Press the navigation keys [Up] and [Down] to adjust the contrast level (7 levels). 










