Dell Inspiron 15 (3542, Early 2014) - Manual (Page 67)

Replacing the Speakers
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 speakers using the alignment posts on the computer base and
snap the speakers into place.
2 Route the speaker cable through the routing guides on the computer
base.
3 Connect the speaker cable to the system board.
Post-requisites
1 Replace the I/O board .
2 Follow the procedure from step 3 to step 9 in “Replacing the Palm Rest ”.
3 Replace the keyboard .
4 Follow the procedure from step 4 to step 6 in “Replacing the Hard Drive ”.
5 Replace the base cover .
6 Replace the battery .
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