Dell Inspiron E1405 Owner's Manual - Page 100
If the display is difficult to read, If only part of the display is readable
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CHECK THE BATTERY - If you are using a battery to power your computer, the battery charge may be depleted. Connect the computer to an electrical outlet using the AC adapter, and turn on the computer. TEST THE ELECTRICAL OUTLET - Ensure that the electrical outlet is working by testing it with another device, such as a lamp. CHECK THE AC ADAPTER - Check the AC adapter cable connections. If the AC adapter has a light, ensure that the light is on. C O N N E C T T H E C O M P U T E R D I R E C T L Y T O A N E L E C T R I C A L O U T L E T - Bypass power protection devices, power strips, and the extension cable to verify that the computer turns on. ADJUST THE POWER PROPERTIES - Search for the keyword standby in the Windows Help and Support Center. To access the Help and Support Center, see "Windows Help and Support Center" on page 13. SWITCH THE VIDEO IMAGE - If your computer is attached to an external monitor, press to switch the video image to the display. If the display is difficult to read A D J U S T T H E BRIGHTNESS - Press and the up- or down-arrow key M O V E T H E E X T E R N A L S U B W O O F E R A W A Y F R O M T H E C O M P U T E R O R M O N I T O R - If your external speaker system includes a subwoofer, ensure that the subwoofer is at least 60 cm (2 ft) away from the computer or external monitor. ELIMINATE POSSIBLE INTERFERENCE - Turn off nearby fans, fluorescent lights, halogen lamps, or other appliances. R O T A T E T H E C O M P U T E R T O F A C E A D I F F E R E N T D I R E C T I O N - Eliminate sunlight glare, which can cause poor picture quality. ADJUST THE WINDOWS DISPLAY SETTINGS - 1 Click the Start button and then click Control Panel. 2 Click Appearance and Themes. 3 Click the area you want to change or click the Display icon. 4 Try different settings for Color quality and Screen resolution. SEE "ERROR MESSAGES" - If an error message appears, see "Error Messages" on page 88. If 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 defective. Contact Dell. See "Contacting Dell" on page 135. 100 Troubleshooting