Dell XPS 13 (9343, Early 2015) - Manual (Page 44)

Replacing the I/O-Board Cable
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 Slide the I/O-board cable into the connector on the system board and
the I/O board and press down on the latches to secure the cable.
2 Adhere the I/O-board cable to the keyboard.
Post-requisites
1 Replace the battery .
2 Replace the base cover .
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