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System Board Assembly
Dell™ 500 Service Manual
USB Board
Charger Board
The BIOS chip in the system board contains the Service Tag, which is also visible on a barcode label on the bottom of the computer. The replacement kit for the system board includes media that provides a utility for transferring the Service Tag to the replacement system board.
Removing the System Board Assembly
CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.
1.Follow the instructions in Before You Begin.
2.Remove memory module(s) (see Removing Memory Module(s)).
3.Remove the hard drive (see Removing the Hard Drive).
4.Remove the optical drive (see Removing the Optical Drive).
5.Remove the
6.Remove the center control cover (see Removing the Center Control Cover).
7.Remove the keyboard (see Removing the Keyboard).
8.Remove the display assembly (see Removing the Display Assembly).
9.Remove the internal card with Bluetooth wireless technology, if installed (see Removing the Internal Card With Bluetooth® Wireless Technology).
10.Remove the palm rest (see Removing the Palm Rest).
11.Remove the ExpressCard cage (see Removing the ExpressCard Cage).
12.Remove the processor
13.Remove the processor (see Removing the Processor Module).
14.Disconnect the processor heat sink fan cable from the system board.
15.Disconnect the button board cable from the system board.
16.Disconnect the speaker cable from the system board.
17.Disconnect the wireless sniffer board cable from the system board.