Appendix b: display controller and modes, Appendix b, Display controller and modes – Toshiba Satellite L30 (PSL30) User Manual

Page 121: Display, Controller and modes, Display controller and, Modes, Display controller, Video modes

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User’s Manual

B-1

Appendix B

Display Controller and Modes

Display controller

The display controller interprets software commands into hardware

commands that turn particular picture elements (pels) on or off.
The controller is an advanced Video Graphics Array (VGA) that provides

Graphics Array (XGA) support for the internal LCD and external monitors.
The following is available:

14.1", 1280 horizontal × 800 vertical pixels

A high-resolution external monitor connected to the computer can display

up to 2048 horizontal and 1536 vertical pixels at 16 M colors.
The display controller also controls the video mode, which uses industry

standard rules to govern the screen resolution and the maximum number of

colors that can be displayed on screen.
Software written for a given video mode will run on any computer that

supports the mode.
The computer's display controller supports all VGA modes, the most widely

used industry standards.
This series are equipped with ATI Radeon

®

Xpress 200M display adaptors.

The video modes supported by the display chipset are shown in following

tables.

Video modes

The computer supports video modes defined in the tables below. If your

application offers a selection of mode numbers that do not match the

numbers on the table, select a mode based on mode type, resolution,

character matrix, number of colors and refresh rates. Also, if your software

supports both graphics and text modes, the screen display may appear to

operate faster using a text mode.

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