Video And Display Problems; If The Display Is Blank - Dell Inspiron 4150 User Manual

Solving Problems: Dell Inspiron 4150
A required .DLL file was not found —
missing an essential file. Remove and then reinstall the program.
1. Click the Start button and then click Control Panel.
2. Click Add or Remove Programs.
3. Select the program you want to remove.
4. Click Remove or Change/Remove and follow the prompts on the screen.
5. See the program documentation for installation instructions.
x:\ is not accessible. The device is not ready —
again.

Video and Display Problems

If the display is blank

HINT: If you are using a program that requires a higher resolution than your computer
supports, Dell recommends that you attach an external monitor to your computer.
Check the light —
If the light is blinking, the computer is in standby mode—press the power
button to exit standby mode.
If the light is off, press the power button.
If the light is on, your power management settings may have caused the
display to turn off. Try pressing the power button.
Check 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 —
another device, such as a lamp.
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The program that you are trying to open is
When the light is blinking, the computer has power.
If you are using a battery to power your computer, the battery
Ensure that the electrical outlet is working by testing it with
Insert a disk into the drive and try