Service Manual

Melepaskan board sistem
PERINGATAN: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in
Before working inside your computer. After working inside your
computer, follow the instructions in After working inside your
computer. For more safety best practices, see the Regulatory
Compliance home page at www.dell.com/regulatory_compliance.
CATATAN: Your computer’s Service Tag is stored in the system board.
You must enter the Service Tag in the BIOS setup program after you
replace the system board.
CATATAN: Replacing the system board removes any changes you have
made to the BIOS using the BIOS setup program. You must make the
desired changes again after you replace the system board.
CATATAN: Before disconnecting the cables from the system board, note
the location of the connectors so that you can reconnect the cables
correctly after you replace the system board.
Prerequisites
1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.
2 Follow the step 1 procedure in “Removing the I/O board”.
3 Remove the battery.
4 Remove the memory module.
5 Remove the wireless card.
6 Remove the hard drive.
Procedure
1 Remove the screw that secures the display-cable bracket to the system
board and lift the display-cable bracket off the system board.
2 Open the latch and disconnect the display cable from the system board.
3 Disconnect the speaker cable from the system board.
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