Service Manual
Table Of Contents
- Dell™ Vostro™ 420/220/220s Service Manual
- Troubleshooting
- Working on Your Computer
- Computer Cover
- Bezel
- Chassis Support Bracket
- PCI and PCI Express Cards
- Drives
- I/O Panel
- Fan
- Processor Heat Sink/Fan Assembly
- Memory Module(s)
- Power Supply
- Coin-Cell Battery
- System Board
- Processor
- System Setup Program
- Contacting Dell
122 System Board
2
Replace the screws that secure the system board to the chassis. Avoid
over-tightening the screws.
CAUTION: Failure to replace and tighten all screws properly may not provide
adequate grounding of the system board and result in system failures.
3
Connect the chassis fan cable to the system board.
4
If the system board is being replaced with a new system board:
a
Install the memory modules onto the system board (see "Replacing or
Adding a Memory Module" on page 104).
1
2