Lithium Coin Cell Battery - HP dc5100 - Microtower PC Service & Reference Manual

5.5.6 Lithium Coin Cell Battery

The battery that comes with the computer provides power to the real-time clock and has a
lifetime of about three years.
See the appropriate removal and replacement chapter for the chassis you are working on in this
guide for instructions on the replacement procedures.
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WARNING: This computer contains a lithium battery. There is a risk of fire and chemical burn if the
battery is handled improperly. Do not disassemble, crush, puncture, short external contacts, dispose in
water or fire, or expose it to temperatures higher than 140ºF (60ºC).
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CAUTION: Batteries, battery packs, and accumulators should not be disposed of together with the
general household waste.
Service Reference Guide, dc5100
Identifying the Chassis, Routine Care, and Disassembly Preparation
376220-001 5–9