Dell Inspiron 1320 Dell™ Technology Guide - Page 303
Turn on the computer and the monitor and adjust the monitor brightness, and contrast controls.
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C H E C K T H E D I A G N O S T I C L I G H T S - See "Power Lights for Desktop Computers" on page 273. C H E C K T H E M O N I T O R S E T T I N G S - See the monitor documentation for instructions on adjusting the contrast and brightness, demagnetizing (degaussing) the monitor, and running the monitor self-test. M O V E T H E S U B W O O F E R A W A Y F R O M T H E M O N I T O R - If your speaker system includes a subwoofer, ensure that the subwoofer is positioned at least 60 centimeters (2 feet) away from the monitor. M O V E T H E M O N I T O R A W A Y F R O M E X T E R N A L P O W E R S O U R C E S - Fans, fluorescent lights, halogen lamps, and other electrical devices can cause the screen image to appear shaky. Turn off nearby devices to check for interference. ROTATE THE MONITOR TO ELIMINATE SUNLIGHT GLARE AND POSSIBLE INTERFERENCE ADJUST THE WINDOWS DISPLAY SETTINGS - Windows Vista 1 Click Start → Control Panel→ Hardware and Sound→ Personalization→ Display Settings. 2 Adjust Resolution and Colors settings, as needed. 3 3D image quality is poor Windows XP 1 Click Start → Control Panel→ Appearance and Themes. 2 Select a task you wish to perform or click the Display icon. 3 Try different settings for Color quality and Screen resolution. C H E C K T H E G R A P H I C S C A R D P O W E R C A B L E C O N N E C T I O N - Ensure that the power cable for the graphics card(s) is correctly attached to the card. C H E C K T H E M O N I T O R S E T T I N G S - See the monitor documentation for instructions on adjusting the contrast and brightness, demagnetizing (degaussing) the monitor, and running the monitor self-test. Only Part of the Display is Readable CONNECT AN EXTERNAL MONITOR - 1 Shut down your computer and connect an external monitor to the computer. 2 Turn on the computer and the monitor and adjust the monitor brightness and contrast controls. If the external monitor works, the computer display or video controller may be Troubleshooting 303