Remove The System Board - Dell Vostro 420 Service Manual

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System Board
Dell™ Vostro™ 420/220/220s Service Manual
Remove the System Board
Replacing a System Board
CAUTION:
practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
CAUTION:
computer from the electrical outlet before removing the cover.
NOTICE:
computers; the illustration provided is for example only and may not represent your particular computer precisely.
Remove the System Board
1. Follow the procedures in
2. Remove the computer cover (see
3. For the Vostro 220s:
a. Remove the chassis support bracket (see
b. Slide the optical drive forward far enough to gain access to the PWR1 connector on the system board.
4. Remove all expansion cards (see
discharge of static electricity.
5. Disconnect all the CD/DVD/hard drive data cables from the system board.
6. Disconnect all front panel cables from the system board.
7. Disconnect the DC power cables from the system board.
8. If the system board is being replaced with another system board:
a. Remove the processor heat sink/fan assembly (see
b. Remove the memory modules from the system board (see
packaging.
c. Remove the processor from the system board (see
9. Disconnect the chassis fan cable from the system board.
10. Disconnect any additional cables from the system board.
11. Remove the screws that secure the system board to the computer chassis.
CAUTION:
12. Carefully lift the system board out of the computer chassis and place it into antistatic packaging.
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Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
To guard against likelihood of electric shock, laceration by moving fan blades, or other unexpected injuries, always unplug your
The procedure for removing and replacing the system board is identical (except where noted) for the Vostro 420, Vostro 220, and Vostro 220s
Before Working on Your
Removing the Computer
Removing the Chassis Support
Removing a PCI or PCI Express
The system board is extremely fragile. Exercise great care when handling the system board.
UserManuals.info
Computer.
Cover).
Bracket).
Card). Store them temporarily in separate antistatic packaging to prevent damage from
Removing the Processor Heat Sink/Fan
Replacing or Adding a Memory
Removing the Processor) and place it into antistatic packaging.
Assembly).
Module) and place them individually into antistatic