Before You Begin; Preparing To Work Inside The Computer - Dell Latitude C400 Service Manual

Before You Begin : Dell Latitude C400 Service Manual
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Before You Begin

Dell™ Latitude™ C400 Service Manual

Preparing to Work Inside the Computer

Recommended Tools
Screw Identification
Preparing to Work Inside the Computer
NOTICE: Only a certified service technician should perform repairs on your computer. Damage
due to servicing that is not authorized by Dell is not covered by your warranty.
NOTICE: To avoid damaging the computer, perform the following steps before you begin
working inside the computer.
1. Make sure that the work surface is clean to prevent scratching the computer cover.
2. Save any work in progress and close all open application programs.
3. Turn off the computer and all attached devices.
NOTE: Make sure the computer is turned off and not in suspend-to-disk or hibernate mode. If
you cannot shut down the computer using the computer's operating system, press and hold the
power button for 4 seconds.
4. Make sure the computer is undocked.
5. Disconnect the computer from the electrical outlet.
6. To avoid possible damage to the system board, wait 10 to 20 seconds and then disconnect any
attached devices.
7. Disconnect all other external cables from the computer, including the IDE modular bay cable (if
connected).
8. Remove any installed PC Cards or plastic blanks from the PC Card slot.
9. Close the display and turn the computer upside down on a flat work surface.
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