Content
1. Product overview.........................................................................1
1.1 Product introduction ......................................................................................... 1
1.2 Main usage and applicable range .................................................................... 2
1.3 Operating conditions ........................................................................................ 2
1.4 Safety and protective measures ...................................................................... 2
2. Performance parameters ............................................................3
2.1 Main functions ................................................................................................... 3
2.2 Technical parameter .......................................................................................... 3
3. Size and weight............................................................................7
3.1 Weight ................................................................................................................. 7
4. Structural features and working principals ..............................8
4.1 Overall structure and working principals........................................................ 8
4.1.1 Appearance description .......................................................................................... 8
4.1.2 LED indicator ......................................................................................................... 9
4.1.3 Keyboard .............................................................................................................. 10
4.1.4 Battery installation and dismount......................................................................... 11
4.1.5 Shutdown/Standby/Restart ................................................................................... 11
4.1.6 Application management ...................................................................................... 12
5. Commonly use functions and settings ...................................13
5.1 Screen calibration ........................................................................................... 13
5.2 Battery level, charging status inquiries and backlight adjustment ............ 13
5.3 Volume and sounds ......................................................................................... 15
5.4 USB driver installation and data synchronization (with PC) ....................... 15