Solving Problems; Power Problems - Dell Latitude C640 User Manual

Solving Problems

Power Problems

Error Messages
Video and Display Problems
Sound and Speaker Problems
Printer Problems
Modem and Internet Connection
Problems
Touch Pad or Mouse Problems
External Keyboard Problems
Power Problems
Fill out the Diagnostics Checklist
Check the power light -
the power 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 to turn on the computer.
Charge the battery - The battery charge may be depleted.
1. Reinstall the battery.
2. Use the AC adapter to connect the computer to an electrical outlet.
3. Turn on the computer.
Check the battery status light -
orange the battery charge is low or depleted. Connect the computer to an electrical outlet.
If the battery status light flashes green and orange, the battery is too hot to charge. Turn off
the computer, disconnect the computer from the electrical outlet, and then let the battery and
computer cool to room temperature.
If the battery status light rapidly flashes orange, the battery may be defective.
Test the electrical outlet -
another device, such as a lamp.
Check the AC adapter -
light, ensure that the light is on.
Unexpected Characters
Drive Problems
PC Card Problems
Network Problems
General Program Problems
If Your Computer Gets Wet
If You Drop or Damage Your
Computer
Resolving Other Technical Problems
as you complete these checks.
When the power light is lit or blinking, the computer has power. If
If the battery status light flashes orange or is a steady
Ensure that the electrical outlet is working by testing it with
Check the AC adapter cable connections. If the AC adapter has a
Contact Dell.