Dell Inspiron 15 (5547, Early 2014) - Manual (Page 49)

Replacing the I/O 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.
Procedure
1 Align the screw hole on the I/O board with the screw hole on the palm-
rest assembly.
2 Replace the screw that secures the I/O board to the palm-rest assembly.
Post-requisites
1 Replace the base frame .
2 Replace the keyboard .
3 Replace the fan .
4 Follow the procedure from step 3 to step 5 in replacing the hard drive .
5 Replace the battery .
6 Replace the base cover .
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