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Facilité d'utilisation
The following statement applies to users in the state of
California, U.S.A.
California Perchlorate Information:
Products containing manganese dioxide lithium coin-cell
batteries may contain perchlorate.
Perchlorate Material - special handling may apply, See
www.dtsc.ca.gov/hazardouswaste/perchlorate
Choking hazard notice
CHOKING HAZARD – Product contains small parts.
Keep away from children under three years.
Using headphones or earphones
CAUTION:
Excessive sound pressure from earphones and headphones can
cause hearing loss. Adjustment of the equalizer to maximum
increases the earphone and headphone output voltage and the
sound pressure level. Therefore, to protect your hearing, adjust the
equalizer to an appropriate level.
Excessive use of headphones or earphones for a long period of time at
high volume can be dangerous if the output of the headphone or
earphone connectors do not comply with specifications of EN 50332-2.
The headphone output connector of your computer complies with EN
50332-2 Sub clause 7. This specification limits the computer’s maximum
wide band true RMS output voltage to 150 mV. To help protect against
hearing loss, ensure that the headphones or earphones you use also
comply with EN 50332-2 (Clause 7 Limits) or a wide band characteristic
voltage of 75 mV. Using headphones that do not comply with EN
50332-2 can be dangerous due to excessive sound pressure levels.
If your Lenovo computer came with headphones or earphones in the
package, as a set, the combination of the headphones or earphones and
the computer already complies with the specifications of EN 50332-1. If
different headphones or earphones are used, ensure that they comply
with EN 50332-1 (Clause 6.5 Limitation Values). Using headphones that
do not comply with EN 50332-1 can be dangerous due to excessive
sound pressure levels.
Regulatory information
Computer models equipped with wireless communications comply with
the radio frequency and safety standards of any country or region in
which it has been approved for wireless use.
Ensure that you read the Regulatory Notice for your country or region
before using the wireless devices contained in your computer. To obtain
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