Lenovo ThinkPad T550 User Manual page 40

Note: Your computer might look different from the following illustration.
1 Additional shortcut keys
Your computer might have four additional shortcut keys:
• : Launches calculator.
• : Locks operating system.
• : Opens the default browser.
• : Opens Computer.
Note: Depending on your computer model, the shortcut keys might not be available.
2 Numeric keypad
You can use this numeric keypad to input numbers quickly.
Note: Depending on your computer model, the numeric keypad might not be available.
3
Windows key
On the Windows 7 operating system, press the Windows key to open the Start menu. On the Windows 8.1
operating system, press the Windows key to switch between the current workspace and the Start screen.
For information about using the Windows key with other keys, refer to the help information system of the
Windows operating system.
4 Function keys
• + : Enables or disables the Fn Lock function.
When the Fn Lock function is disabled: The Fn Lock indicator is off. To initiate the special function
of each key, press the function keys directly. To input F1–F12, press the Fn key and the corresponding
function key.
When the Fn Lock function is enabled: The Fn Lock indicator turns on. To input F1–F12, press the
function keys directly. To initiate the special function of each key, press the Fn key and the corresponding
function key.
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User Guide