Dell Vostro 5300 Service Manual - Page 41

Installing the system board

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Steps 1. Open the latch, and disconnect the fingerprint-reader cable, I/O-board cable, touchpad cable, keyboard cable and keyboard-backlit cable from the system board. 2. Disconnect the speaker cable from the system board. 3. Disconnect the coin-cell battery cable from the system board. 4. Lift the system board off the palm-rest and keyboard assembly. Installing the system board Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. NOTE: 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. NOTE: Replacing the system board removes any changes you have made to the BIOS using the BIOS setup program. You must make the appropriate changes again after you replace the system board. About this task The following images indicate the location of the system board and provide a visual representation of the installation procedure. Removing and installing components 41

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Steps
1.
Open the latch, and disconnect the fingerprint-reader cable, I/O-board cable, touchpad cable, keyboard cable and keyboard-backlit
cable from the system board.
2.
Disconnect the speaker cable from the system board.
3.
Disconnect the coin-cell battery cable from the system board.
4.
Lift the system board off the palm-rest and keyboard assembly.
Installing the system board
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
NOTE:
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.
NOTE:
Replacing the system board removes any changes you have made to the BIOS using the BIOS setup program. You
must make the appropriate changes again after you replace the system board.
About this task
The following images indicate the location of the system board and provide a visual representation of the installation procedure.
Removing and installing components
41