Dell Inspiron 23 (5348, Early 2014) - Manual (Page 58)

Procedure
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.
1 Locate the coin-cell battery socket on the system board. For more
information, see
System Board Components .
2 Using a plastic scribe, press the securing clip away from the coin-cell
battery until the coin-cell battery pops out.
1 plastic scribe 2 securing clip
3 coin-cell battery
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