Dell Inspiron 3480, Service Manual

Page: 64 / 138

Identifier GUID-DC61C8F1-86D0-49DE-B8D8-229750E714D6
Status Released
Removing 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 www.dell.com/
regulatory_compliance .
Identifier GUID-74E4DADC-5912-4A97-ADEB-944A7DCCC7AE
Status Released
Prerequisites
CAUTION: Removing the coin-cell battery resets the BIOS setup program’s settings to default. Before removing the I/O board
along with the coin-cell battery, it is recommended to note the BIOS setup program’s settings.
1 Remove the base cover .
2 Remove the solid-state drive/Intel Optane .
3 Remove the speakers .
Identifier GUID-E46C59C6-ED43-4896-A91F-0058DA30905C
Status Released
Procedure
1 Open the latch and disconnect the hard-drive cable from the system board.
2 Open the latch and disconnect the I/O-board cable from the system board.
3 Peel the I/O-board cable from the palm rest and keyboard assembly.
4 Remove the two screws (M2x4) that secure the I/O board to the palm rest and keyboard assembly.
5 Lift the I/O board, along with the cable, off the palm rest and keyboard assembly.
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64 Removing the I/O board