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IO Board
Dell™ Vostro™ 3400 Service Manual
WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
Removing the IO Board
1.Follow the procedures in Before Working Inside Your Computer.
2.Remove the battery.
3.Remove the base cover.
4.Remove the hard drive.
5.Remove the optical drive.
6.Remove the wireless local area network (WLAN) card.
7.Remove the wireless wide area network (WWAN) card.
8.Remove the keyboard.
9.Remove the palm rest.
10.Remove the display assembly.
11.Remove the ExpressCard cage.
12.Remove the system board.
13.Remove the screw that secures the IO board to the computer.
14. Lift the IO board and turn it over.