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Dell Inspiron 3521 Owner's Manual: Removing The I/o Board; Prerequisites

Owners manual.
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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 You Begin" on
page 7. After working inside your computer, follow the instructions in "After
Working Inside Your Computer" on page 9. For additional safety best practices
information, see the Regulatory Compliance Homepage at


Remove the battery. See "Removing the Battery" on page 11.
Follow the instructions from step 1 to step 2 in "Removing the Memory Module(s)"
on page 15.
Remove the optical-drive assembly. See "Removing the Optical-Drive Assembly" on
page 19.
Remove the keyboard. See "Removing the Keyboard" on page 27.
Remove the palm-rest. See "Removing the Palm-Rest" on page 31.
Removing the I/O Board


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  • Patricia Dec 19, 2014 10:31:
    What do I have to do to make my computer print? I thought I would be remotely connected to my printer which is in another part of the house.