Motorola razr2 v9x 用户手册

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Safety Information
103
Seizures/Blackouts
Some people may be susceptible to epileptic seizures or blackouts 
when exposed to flashing lights, such as when playing video 
games. These may occur even if a person has never had a previous 
seizure or blackout.
If you have experienced seizures or blackouts, or if you have a 
family history of such occurrences, please consult with your 
physician before playing video games or enabling a flashing-lights 
feature (if available) on your mobile device.
Discontinue use and consult a physician if any of the following 
symptoms occur: convulsion, eye or muscle twitching, loss of 
awareness, involuntary movements, or disorientation. It is always 
a good idea to hold the screen away from your eyes, leave the 
lights on in the room, take a 15-minute break every hour, and stop 
use if you are tired.
Caution About High Volume Usage
Warning: Exposure to loud noise from any source for 
extended periods of time may affect your hearing. The 
louder the volume sound level, the less time is 
required before your hearing could be affected. To 
protect your hearing:
• Limit the amount of time you use headsets or headphones 
at high volume.
• Avoid turning up the volume to block out noisy 
surroundings.
• Turn the volume down if you can’t hear people speaking 
near you.
If you experience hearing discomfort, including the sensation of 
pressure or fullness in your ears, ringing in your ears, or muffled 
speech, you should stop listening to the device through your 
headset or headphones and have your hearing checked.
For more information about hearing, see our Web site at 
www.motorola.com/hearingsafety (in English only).
Repetitive Motion
When you repetitively perform actions such as pressing keys or 
entering finger-written characters, you may experience occasional 
discomfort in your hands, arms, shoulders, neck, or other parts of 
your body. If you continue to have discomfort during or after such 
use, stop use and see a physician.
[Mar0108]