Lenovo 55Y9003 User Guide - Page 8

Item Speaker mute button Volume control button Microphone mute button The ThinkVantage button ScrLk key Back and Forward keys TrackPoint Space bar Fn key Description When the LED (light-emitting diode) on the speaker mute button is on, the speaker mute button is enabled. Press this button to mute or unmute audio volume. Note: When you press this button, the corresponding indicator is displayed at the bottom center of the computer screen for a few seconds. Press this button to increase or decrease the volume of your audio device. Note: When you press this button, the corresponding indicator is displayed at the bottom center of the computer screen for a few seconds. When the LED on the microphone mute button is on, the microphone mute button is enabled. Press this button to mute or unmute the system microphone. Notes: 1. Currently, the microphone mute button only works with ThinkPad T400s series notebook computers. 2. When you press this button, the corresponding indicator is displayed on the computer screen for a few seconds. For the Microsoft® Windows® XP or Microsoft Windows Vista® operating system, whenever you have a question about your computer or want to view Lenovo® Web sites, press the ThinkVantage button to open the ThinkVantage Productivity Center or the Lenovo CareSM program for comprehensive help and information for your computer. Note: The ThinkVantage Productivity Center or the Lenovo Care program comes with your computer. If you do not have either of them installed on your computer, pressing the ThinkVantage button will open the Windows System Information window. For the Microsoft Windows 7 operating system, press the ThinkVantage button to open the Lenovo ThinkVantage Toolbox program. The Lenovo ThinkVantage Toolbox is your one-stop diagnostic solution for quickly identifying and resolving system performance and security problems. Note: The Lenovo ThinkVantage Toolbox program comes with your computer. If you do not have it installed on your computer, pressing the ThinkVantage button will open the Windows System Information window. Important: Make sure that you have installed the ThinkPad USB Keyboard with TrackPoint driver before using the ThinkVantage button. When the ScrLk key is enabled, you can scroll the contents of a text window by pressing the arrow keys instead of moving the cursor. Not all application programs support this function. Used to move backward and forward among the Web pages according to the sequence that you opened them. The TrackPoint consists of a pointing stick and three click buttons. For detailed instructions on the TrackPoint, refer to "Using the TrackPoint" on page 7. Press this key to type the space between words during typing. In many programs for playback of linear media, press the space bar to pause and resume playback, or manually advance through text. The Fn key is used together with a function key to perform certain tasks. See more information in "Using the Fn function key" on page 11. 2 ThinkPad USB Keyboard with TrackPoint User Guide