Dell Inspiron 5591 2n1, Service Manual

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Replacing the I/O board
NOTE: 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
www.dell.com/regulatory_compliance .
Procedure
1. Place the I/O board on the palm-rest and keyboard assembly, and then align the screw holes on the I/O board with the screw holes on
the palm-rest and keyboard assembly.
2. Replace the two screws (M2x3) that secure the I/O board to the palm-rest and keyboard assembly.
3. Slide the fingerprint-reader cable into the connector on the I/O board and close the latch to secure the cable.
4. Slide the I/O-board cable into the connector on the I/O board and close the latch to secure the cable.
5. Adhere the tape that secures the I/O-board cable to the palm-rest and keyboard assembly.
Post-requisites
Replace the base cover .
Power-adapter port
Removing the power-adapter port
NOTE: 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
www.dell.com/regulatory_compliance .
Prerequisites
Remove the base cover .
Procedure
1. Disconnect the power-adapter port cable from the system board.
2. Remove the screw (M2x3) that secures the power-adapter port to the palm-rest and keyboard assembly.
3. Lift the power-adapter port along with its cable off the palm-rest and keyboard assembly.
30 Removing and installing components