User Guide
Health and Safety
168 Health and Safety
strong detergents to clean the mobile device. Wipe it with a soft cloth
slightly dampened in a mild soap-and-water solution.
• Shock or vibration. Do not drop, knock, or shake the mobile device. Rough
handling can break internal circuit boards.
• Paint. Do not paint the mobile device. Paint can clog the device’s moving
parts or ventilation openings and prevent proper operation.
Responsible Listening
Caution: Avoid potential hearing loss
Damage to hearing occurs when a person is exposed to loud sounds over time.
The risk of hearing loss increases as sound is played louder and for longer
durations. Prolonged exposure to loud sounds (including music) is the most
common cause of preventable hearing loss. Some scientic research suggests
that using portable audio devices, such as portable music players and cell
phones, at high volume settings for long durations may lead to permanent noise
induced hearing loss.
This includes the use of headphones (including headsets, earbuds, and
Bluetooth® or other wireless devices). Exposure to very loud sound has