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Speaker ControlsNOTE: On an external keyboard, use with the appropriate keys if the External Hot Keyoption is enabled in the system setup program.Table 6. Speaker Key CombinationsFunction Key CombinationsTurn the volume up Turn the volume down Turn the speakers on or off Controlling the CursorYour Dell portable computer is equipped with the Dell DualPoint integrated pointing device, which includestwo cursor pointing devices (see Figure 5 and Figure 6) that perform traditional mouse functions: the touchpad and the track stick. You can choose to use the touch pad only, the track stick only, or both at the sametime.DualPoint device software allows you to set the default for the type of cursor pointing device you want touse, as well as sensitivity, motion, and drag and drop features of both the touch pad and track stick.NOTES: When enabled, the DualPoint device (whether touch pad only, track stick only, or both)uses interrupt request (IRQ) 12. No other device can use IRQ12 while the DualPoint integratedpointing device is enabled.If the Pointing Device option in the system setup program is set to Touch Pad-PS/2 Mouse(the default), you can use both the DualPoint device and an external mouse if one is attached.Using the Touch PadYou can use the touch pad to move the cursor, just like a standard mouse (see Figure 5). The touch pad’stwo buttons, located directly below the touch pad, correspond to the left and right buttons on a mouse.Figure 5. Touch Pad PreviousNext |