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
 
14 
8700 Series Mobile Computer Reference Manual
1.3 KEYPAD 
For input device, the mobile computer keeps 2 keypad layouts optional, either a 24- key 
type or a 44-key one. Both keypad gets programmable LED backlight as the screen does. 
Refer to 
1.4 LCD
 for screen & backlight settings. 
Silicon rubber has been chose n fo r the keys due to  dura bility and easy activation.  The 
key cl ick sound i s configurable t hrough pro gramming or vi a System Menu. Ref er t o 
3.2.5 Key Click
. 
1.3.1 24-KEY LAYOUT 
The l ayout of t he 2 4-key ke ypad i s si milar to a tel ephone keypad. It wedges 
alphanumeric, navigation, function keys, and a few symbol keys. Refer to Appendix III —
Key Reference Tables
 for all the characters it enters. 
Figure 4: 24-key Layout 










