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Dell Inspiron 3521 Owner's Manual: Removing The Coin-cell Battery; Prerequisites

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Removing the Coin-Cell Battery

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
dell.com/regulatory_compliance.
WARNING: The coin-cell battery may explode if installed incorrectly.
Replace the coin-cell battery only with the same or equivalent type. Discard used
coin-cell batteries according to the manufacturer's instructions.
CAUTION: Removing the coin-cell battery resets the BIOS settings to default. It is
recommended that you note the BIOS settings before removing the coin-cell
battery.

Prerequisites

1
Remove the battery. See "Removing the Battery" on page 11.
2
Follow the instructions from step 1 to step 2 in "Removing the Memory Module(s)"
on page 15.
3
Remove the hard-drive assembly. See "Removing the Hard-Drive Assembly" on
page 23.
4
Remove the optical-drive assembly. See "Removing the Optical-Drive Assembly" on
page 19.
5
Remove the keyboard. See "Removing the Keyboard" on page 27.
6
Remove the palm-rest. See "Removing the Palm-Rest" on page 31.
7
Remove the system board. See "Removing the System Board" on page 45.
Removing the Coin-Cell Battery
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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.