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Precision 7750 Setup and specifications guide

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Table 1. Video optionsThe table describes the video options.
Option Description
LCD Brightness

Allows you to set the screen brightness when running on battery and AC power.

The options are:

  • Brightness on battery power - By default, set to 50.
  • Brightness on AC power - By default, set to 100.
Switchable Graphics

This option enables or disables switchable graphics technology such as NVIDIA Optimus and AMD PowerExpress.

It should only be enabled for Windows 7 and later versions of Windows or the Ubuntu OS. This feature is not applicable in other operating system.

The Enable Dock Display port enables the docking station or the display port interface to drive an external port displaywhen Switchable Graphics is enabled and running from the integrated graphics controller.

The options are:

  • Enable Switchable Graphics - By default
  • Graphics special mode
  • Enable Dock Display port

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