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Coin-Cell Battery
Dell™ OptiPlex™ 780 Ultra Small Form Factor—Service Manual
WARNING:
Before working inside your computer, read the safety information that shipped with your
computer. For additional safety best practices information, see the Regulatory Compliance Homepage
at www.dell.com/regulatory_compliance.
Removing the Coin-Cell Battery
NOTE:
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1. Follow the procedures in
2. Remove the cover.
3. Remove the
front
4. Remove the
drive
5. Remove the
system
6. Remove the
heat sink and
7. Remove the
power
8. Pull the retention clip away from the coin-cell battery.
Before Working Inside Your
bezel.
cage.
fan.
processor.
supply.
Computer.