Safety, Prevention of hearing loss, Caution when listening – Acer A500 User Manual
Page 60: Radio frequency interference
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Safety
Prevention of hearing loss
Caution: Permanent hearing loss may occur if earphones or headphones are used at
high volume for prolonged periods of time.
This device have been tested to comply with the Sound Pressure Level
requirement laid down in the applicable EN 50332-1 and/or EN 50332-2
standards.
Note: For France, mobile headphones or earphones for this device have
been tested to comply with the Sound Pressure requirement laid down in
the applicable NF EN 50332-1:2000 and/or NF EN 50332-2:2003 standards as
required by French Article L. 5232-1.
A pleine puissance, l’écoute prolongée du baladeur peut endommager l’oreille
de l’utilisateur.
CAUTION when listening
To protect your hearing, follow these instructions.
• Increase the volume gradually until you can hear clearly and
comfortably.
• Do not increase the volume level after your ears have adjusted.
• Do not listen to music at high volumes for extended periods.
• Do not increase the volume to block out noisy surroundings.
• Decrease the volume if you can’t hear people speaking near you.
Radio Frequency Interference
Warning! For safety reasons, turn off all wireless or radio transmitting devices when
using your device under the following conditions. These devices may include, but are
not limited to: wireless LAN (WLAN), Bluetooth and/or 3G.
Remember to follow any special regulations in force in any area, and always
switch off your device when its use is prohibited or when it may cause
interference or danger. Use the device only in its normal operating positions. To
successfully transmit data files or messages, this device requires a good quality
connection to the network. In some cases, transmission of data files or messages
may be delayed until such a connection is available. Ensure that the above
separation distance instructions are followed until the transmission is
completed. Parts of the device are magnetic. Metallic materials may be
attracted to the device, and persons with hearing aids should not hold the
device to the ear with the hearing aid. Do not place credit cards or other
magnetic storage media near the device, because information stored on them
may be erased.