Keyboard operations when using Android Operating System versus Windows Operating System

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Keyboard operations when using Android Operating System versus Windows Operating System

The following tables describe the keyboard operations when used in Android Operating System (OS) environment.

General differences for common key functions

Windows and ThinkPad unique key cannot work as expected.
No key for tablet unique function. For example: zoom in/out, desktop lock.
The included driver is designed for Windows.
When operating in Android OS environment, keyboard uses generic Android OS drivers.

Key Function	Keyboard Operation within Android 3.1
Esc	Expected function
F1~F12	No function
Delete	Similar function in Office application Excel, but no function under Word and PowerPoint. Similar function under some android software.
Backspace	Expected function
Enter	Expected function
Shift	Expected function
Arrow Up, Down, Right, Left	Expected function
Space	Expected function
CapsLk	Expected function
Tab	Expected function
Letter key (A-Z)	Expected function
Number/Symbol key (1-0,~, !，@ ？etc)	Expected function
Menus	Expected function
PrtSc/SysRq	No function
Scroll Lock	No function
Pause/Break	No function
Insert	No function
Home/End	No function in office application. Expected function in browser.
PgUp/PgDn	No function in office application. Expected function in browser.
Ctrl/Alt	No function
Windows	No function
NmLk	Expected function
Number Pad\ ON (7-0,.,Enter,+,-,*,/)	Expected function
Number Pad\OFF (Home, End, Del, Ins, PgUP, PgDn)	No function
Number Pad\OFF (Arrow Up, Down, Right, Left)	Expected function

Additional function for ThinkPad USB Keyboard with TrackPoint

Keyboard driver for hotkeys cannot be installed on Android OS.

Key Function	Keyboard Operation within Android 3.1
Speaker Volume+/-/Mute	Expected function
MIC Mute	As Stop and Record under Android Recorder
Last Page, Next Page	No function
Fn+F2~F8, F12, PrtSc, ScrLK, Pause, Home, End, Space	No function
Fn+Arrow key	Expected function
TrackPoint	Expected function
Right Click	Expected function
Left Click	Expected function
Middle Click	Function as left click
Middle click (hold)	No scroll function
Bluekey (ThinkVantage button)	No function

Additional function for Lenovo Fingerprint USB Keyboard

Fingerprint sensor and Bluekey (ThinkVantage button) is not supported by Android OS.

Additional function for Lenovo USB Smartcard Keyboard

Smartcard reader and Bluekey (ThinkVantage button) is not supported by Android OS.

Additional function for Lenovo Enhanced Performance USB Keyboard

Additional "hotkeys" keyboard driver cannot be installed for Android OS.
Bluekey (ThinkVantage button) is not supported by Android OS.

Key Function	Keyboard Operation within Android 3.1
Speaker Volume+/-/Mute	Expected function
Media Launch	No function
Stop, Play/Pause, Track Forward, Track Backward	Expected function
Desktop Lock, My Document, Word Processor, Spreadsheet, Calculator, E-mail, Internet, Internet Forward, Internet Backward	No function
USB connector*2	Expected function. USB mouse can be used. Storage device cannot be recognized.

Additional function for Lenovo Ultraslim Plus Wireless Keyboard and Mouse

Additional "hotkeys" keyboard driver cannot be installed for Android OS.
Bluekey (ThinkVantage button) is not supported by Android OS.
Lenovo Mouse Suite drivers cannot be installed for Android OS.
The NumLK, CapsLock on-screen display indicators, are not supported by Android OS.

Key Function	Keyboard Operation within Android 3.1
Speaker Volume+/-/Mute (F3/F2/F1)	Expected function, Press: Fn+F3/F2/F1
MIC mute (F4), Refresh (F5), Desktop Lock (F6), Search (F7), My Computer (F8), Printer (P9)	No function
Play/Pause (F11), Track Forward (F12), Track Backward (F10)	Expected function Press: Fn+F11/F12/F10
Fn	No function
Calc	No function

Mouse control	Mouse function under Android 3.1
Left Click	Expected function
Right Click	Expected function
Scroll wheel – up/down	No scroll function in Office application. Can scroll up/down in browser.
Tilt wheel – left/right	No scroll function in Office application. Can switch to last/next page in browser.
Middle button	No function

Additional Information

Lenovo Support: Keyboard Reference - A list of Lenovo and ThinkPad keyboards

If you are unable to find what you are looking for, please do try the following options:
1. Lenovo Assisted Search
2. Product usage and general troubleshooting tips
3. Lenovo Support Forum
4. Technical Support Call Centre

Document ID : HT072813
Last Updated :