Dell Inspiron 5300 Service Manual page 40

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.
NOTE: 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.
2. Remove the base cover.
3. Remove the fan.
4. Remove the heat sink.
5. Remove the solid state
6. Remove the display assembly.
About this task
The following images indicate the location of the system board and provide a visual representation of the removal procedure.
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.
40 Removing and installing components
drive.