Lenovo B430 Laptop Hardware Maintenance Manual - Lenovo B430 - Page 51
Special keys, The following table explains the function of each special key.
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Chapter 6. Special keys The computer comes with several special keys at the upper row of the keyboard. To use each function, directly press the desired key. The following table explains the function of each special key. Table 7. Special keys Special key Speaker mute (F1) Description If you mute the sound and then turn off the computer, the sound will remain muted when you turn on the computer again. To turn on the sound, press the speaker volume up or speaker volume down key. Speaker volume down (F2) Speaker volume up (F3) Microphone mute (F4) Press the microphone mute key to mute or unmute all of the recording devices. Launching the camera and audio settings (F5) • For Windows7: Press this key to take a picture or change the camera and audio settings. • For Windows8: Press this key to enable or disable the camera. Switching the display output location (F6) Display brightness down (F7) Press this key to switch between the computer display and an external monitor. The following options will be displayed: • Computer display only (LCD) • Computer display and external monitor (same image) • Computer display and external monitor (the Extend desktop function) • External monitor only Note: You also can use the Windows+P combination to switch between the computer display and an external monitor. When you press this key, the computer display becomes dimmer. The purpose of this method is to change the brightness level temporarily. To change the default brightness level, use the Power Manager program, or go into Control Panel ➙ Performance and Maintenance ➙ Power Options and make changes as desired. Display brightness up (F8) When you press this key, the computer display becomes brighter. The purpose of this method is to change the brightness level temporarily. To change the default brightness level, use the Power Manager program, or go into Control Panel ➙ Performance and Maintenance ➙ Power Options and make changes as desired. © Copyright Lenovo 2012 45