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
6 Contents
8 I/O Panel . . . . . . . . . . . . . . . . . . . . . . . . 89
Removing the I/O Panel . . . . . . . . . . . . . . . . . 89
Replacing the I/O Panel
. . . . . . . . . . . . . . . . . 91
9Fan. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Removing the Chassis Fan . . . . . . . . . . . . . . . . 93
Replacing the Chassis Fan
. . . . . . . . . . . . . . . . 97
10 Processor Heat Sink/Fan Assembly . . . 99
Removing the Processor Heat Sink/Fan Assembly . . . 99
Replacing the Processor Heat Sink/Fan
Assembly
. . . . . . . . . . . . . . . . . . . . . . . . 101
11 Memory Module(s). . . . . . . . . . . . . . . . . 103
Removing Memory Modules . . . . . . . . . . . . . . 103
Replacing or Adding a Memory Module
. . . . . . . . 104
12 Power Supply. . . . . . . . . . . . . . . . . . . . . 107
Removing the Power Supply. . . . . . . . . . . . . . 107
Replacing the Power Supply
. . . . . . . . . . . . . . 109
DC Power Supply Connectors
. . . . . . . . . . . . . 110
DC Power Supply Connector Pin Assignments
. . . . 112