Service Manual

Replacing the coin-cell battery
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. With the positive-side facing up, snap the coin-cell battery into the battery socket on the I/O board.
2. If available, adhere the tape that secures the coin-cell battery to the I/O board.
Post-requisites
1. Replace the base cover.
2. Replace the optical drive.
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38 Replacing the coin-cell battery