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DANGER
During electrical storms, do not perform any replacement and do not connect the telephone cable
to or disconnect it from the telephone outlet on the wall.
Non-rechargeable coin-cell battery notice
DANGER
If the coin-cell battery is incorrectly replaced, there is danger of an explosion. The battery contains
a small amount of harmful substance.
Do not heat to more than 100 °C (212 °F).
The following statement applies to users in the state of California, U.S.A.
Products containing manganese dioxide lithium coin-cell batteries may contain perchlorate.
Perchlorate Material - special handling may apply, see
Built-in rechargeable battery notice
DANGER
Do not attempt to replace the built-in rechargeable battery. Replacement of the battery must be
done by a Lenovo-authorized repair facility or technician.
Only recharge the battery strictly according to instructions included in the product documentation.
Removable rechargeable battery notice
DANGER
Only recharge the battery strictly according to instructions included in the product documentation.
If the battery is incorrectly replaced, there is danger of an explosion. The battery contains a small
amount of harmful substances.
34
Lenovo Chromebook C340 and S340 User Guide
www.dtsc.ca.gov/hazardouswaste/perchlorate
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