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If you feel that the noise canceling function is not fully in effect, you may be able to adjust the effect with the Noise Canceling Control slider on the Noise Canceling Headphones window. To adjust the effect of the noise canceling function 1 Right-click the icon on the taskbar and select Settings. . If no icon is on the taskbar, see What to do if the icon and the balloon do not appear (page 91) to change the settings. 2 Drag the Noise Canceling Control slider toward Mic+ or Mic- to select your desired noise canceling level. . The slider should be at the center of the range to yield the optimum level. Dragging the slider all the way to Mic+ does not bring the noise canceling function fully into effect. 3 Click Apply. 4 Confirm that the noise canceling effect is satisfactory and then click OK. Using Peripheral Devices > Using the Noise Canceling Headphones n 90 N Using the microphone directivity function Just like an ordinary microphone, the built-in microphone of the noise canceling headphones picks up ambient sounds coming from all directions. The microphone directivity (beamforming) function, however, can reduce ambient noises and pick up mainly your voice and sounds coming from your front and rear. The microphone directivity function comes in handy when you want your voice to sound clearly while chatting or when you want to use the headphones as a microphone to record your own voice or sounds coming from your front. To enable the microphone directivity function 1 Right-click the icon on the taskbar and select Settings. . If no icon is on the taskbar, see What to do if the icon and the balloon do not appear (page 91) to change the settings. 2 Click the Microphone directivity tab and select the Enable the microphone directivity function check box. 3 Click OK. ! When ambient noises are extremely loud, the microphone directivity function may not become fully in effect or the volume level of the noises may fluctuate at short intervals. Using Peripheral Devices > Using the Noise Canceling Headphones n 91 N What to do if the icon and the balloon do not appear When the noise canceling function icon ( / ) is not on the taskbar and the balloon message does not pop up from the icon, change the noise canceling function settings. To display the balloon message and the icon 1 Click Start and Control Panel. 2 Click Hardware and Sound. 3 Click Manage audio devices under Sound. 4 On the Playback tab, double-click the speakers or headphones icon. 5 Click the Enhancements tab. 6 Click to select the Noise Canceling Function check box and click Modify Settings. . If the Disable all enhancements check box is selected, click to cancel the check box. 7 Click to select the Display an icon for the noise canceling headphones in the task tray or Display a message when noise canceling headphones are connected check box. 8 Click OK. Using Peripheral Devices > Connecting a Display/LAN Adapter n 92 N Connecting a Display/LAN Adapter A display/LAN adapter may be supplied with your computer to expand connectivity. Some features and options in this section may not be available on your computer. See the specifications to find out about the configuration of your computer. Locating Ports on the Display/LAN Adapter A Monitor port (page 97) B Network (LAN) port (page 60) C Socket for attaching to the AC adapter (page 131) Using Peripheral Devices > Connecting a Display/LAN Adapter n 93 N Connecting the Display/LAN adapter to Your Computer To connect the display/LAN adapter to your computer ! Do not move your computer while the display/LAN adapter is connected, as it may disconnect the display/LAN adapter and cause damage to both units. Slide out the I/O plug (1) in the direction of the arrow and route the I/O plug cable (2) to the right of the tab (3). Connect the I/O plug (4) to the I/O port (5) on the computer. Using Peripheral Devices > Connecting an Optical Disc Drive n 94 N Connecting an Optical Disc Drive To use optical disc media with your computer, connect an external optical disc drive (not supplied) to your computer. Connecting an Optical Disc Drive ! Be sure to connect an external optical disc drive to your computer before launching any preinstalled disc operation program. Be sure to connect an external optical disc drive to an AC power source before using the drive. Your computer only supports optical disc drives that run on the power directly supplied from an AC power source. Using Peripheral Devices > Connecting an Optical Disc Drive n 95 N To connect an optical disc drive 1 Connect your external optical disc drive to an AC outlet (1). 2 Choose the USB port (2) you prefer to use. 3 Plug one end of a USB cable (3) into the USB port, and the other end to the optical disc drive. . See the manual that came with your external optical disc drive for detailed instructions on connecting the USB cable to the drive. Disconnecting the drive while the computer is in a power saving mode (Sleep or Hibernate) may cause the computer to malfunct...
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