Dell Inspiron 11 3148 - Manual (Page 55)

Replacing the System Board
WARNING: 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 dell.com/regulatory_compliance.
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.
Procedure
1 Align the screw holes on the system board with the screw holes on the
palmrest and keyboard assembly.
2 Replace the screw that secures the system board to the palmrest and
keyboard assembly.
3 Connect the power-adapter port cable and the speaker cable to the
system board.
4 Slide the touchpad cable into the connector on the system board and
press down the latch to secure the cable.
5 Slide the keyboard cable into the keyboard-cable connector and push
the connector latches in to secure the cable.
6 Connect the I/O-board cable and the hard-drive cable to the system
board.
7 Slide the Windows-button board cable into the connector on the system
board and press down the latch to secure the cable.
8 Adhere the tape on the Windows-button board connector to secure the
cable.
9 Connect the display cable to the system board.
10 Align the screw holes on the display-cable bracket with the screw holes
on the system board.
11 Replace the screws that secure the display-cable bracket to the system
board.
Post-requisites
1 Replace the processor fan and heat-sink assembly .
55