2.2. Memory ............................................................................................................. 48
2.2.1. Check Memory Usage........................................................................................ 49
2.2.2. Manage Storage Space..................................................................................... 51
2.3. Touch Screen .................................................................................................... 59
2.3.1. Screen Brightness ............................................................................................. 59
2.3.2. Screen Rotation................................................................................................. 61
2.3.3. Screen Timeout Settings ................................................................................... 65
2.3.4. Touch Mode....................................................................................................... 66
2.3.5. Text Size & Display Size..................................................................................... 67
2.4. Notifications ...................................................................................................... 68
2.4.1. Status LED......................................................................................................... 68
2.4.2. Audio ................................................................................................................. 69
2.4.3. Sounds and Vibration........................................................................................ 70
2.5. Date and Time................................................................................................... 74
2.6. Language & Keyboard Input.............................................................................. 76
2.6.1. Change Display Language................................................................................. 76
2.6.2. On-screen Keyboard.......................................................................................... 78
2.7. Physical Keypad ................................................................................................ 80
2.7.1. Basic Key........................................................................................................... 81
2.7.2. Alpha Key .......................................................................................................... 82
2.7.3. Function Key (Only for 38-Key Model)............................................................... 85
2.7.4. Shift Key ............................................................................................................ 88
2.7.5. Control Key........................................................................................................ 89
2.7.6. Key Functions in Different Modes..................................................................... 92
2.7.7. Keypad Lock....................................................................................................102
2.7.8. Device ID .........................................................................................................104
2.7.9. Keypad Backlight.............................................................................................105
2.7.10. Enterprise Settings..........................................................................................106
2.8. Data Capture ...................................................................................................107
2.8.1. Barcode Reader ..............................................................................................107
2.8.2. Digital Camera.................................................................................................107
BASIC OPERATION............................................................................................................... 108
3.1. Home Screen...................................................................................................109
3.1.1. Application & Widget on Home Screen ...........................................................110
3.1.2. Folder on Home Screen...................................................................................112
3.1.3. Current Applications........................................................................................113
3.2. Status Bar........................................................................................................114
3.2.1. Icons on Status Bar .........................................................................................114
3.2.2. Open Quick Setting Menu ...............................................................................116
3.2.3. Open Notifications Drawer ..............................................................................119
3.3. Suspend & Lock ..............................................................................................122
3.3.1. Suspend Device...............................................................................................122
3.3.2. Lock Device .....................................................................................................123
3.4. OS Update .......................................................................................................124
3.5. Back up Your Data...........................................................................................126
3.6. Reset to Factory Default..................................................................................128
3.6.1. Erase All Data (Factory Reset).........................................................................128
3.6.2. Erase All Data (Factory Reset with Enterprise)................................................130
3.6.3. Welcome Wizard..............................................................................................131