Apple A1303 Manuale Utente

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Repairing iPhone
Never attempt to repair or modify iPhone yourself. iPhone 
does not contain any user-serviceable parts, except for the 
SIM card and SIM tray. If iPhone has been submerged in 
water, punctured, or subjected to a severe fall, do not use 
it until you take it to an Apple Authorized Service Provider. 
For service information, choose iPhone Help from the 
Help menu in iTunes or go to www.apple.com/support/
iphone/service. The rechargeable battery in iPhone should 
be replaced only by an Apple Authorized Service Provider. 
For more information about batteries, go to www.apple.
com/batteries.
Charging iPhone
To charge iPhone, only use the Apple Dock Connector 
to USB Cable with an Apple USB Power Adapter or a 
high-power USB port on another device that is compliant 
with the USB 2.0 or 1.1 standards, another Apple-branded 
product or accessory designed to work with iPhone, or a 
third-party accessory certifi ed to use Apple’s “Works with 
iPhone” logo.
Read all safety instructions for any products and 
accessories before using with iPhone. Apple is not 
responsible for the operation of third-party accessories or 
their compliance with safety and regulatory standards.
When you use the Apple USB Power Adapter to charge 
iPhone, make sure that the power adapter is fully 
assembled before you plug it into a power outlet. Then 
insert the Apple USB Power Adapter fi rmly into the power 
outlet. Do not connect or disconnect the Apple USB Power 
Adapter with wet hands. Do not use any power adapter 
other than the Apple USB Power Adapter to charge 
iPhone.
The Apple USB Power Adapter may become warm during 
normal use. Always allow adequate ventilation around the 
Apple USB Power Adapter and use care when handling. 
Unplug the Apple USB Power Adapter if any of the 
following conditions exist: 
 
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  The power cord or plug has become frayed or damaged. 
 
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  The adapter is exposed to rain, liquid, or excessive 
moisture. 
 
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  The adapter case has become damaged. 
 
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  You suspect the adapter needs service or repair. 
 
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  You want to clean the adapter. 
Avoiding Hearing Damage
Permanent hearing loss may occur if the receiver, earbuds, 
headphones, speakerphone, or earpieces are used at high 
volume. Set the volume to a safe level. You can adapt over 
time to a higher volume of sound that may sound normal 
but can be damaging to your hearing. If you experience 
ringing in your ears or muπ  ed speech, stop listening and 
have your hearing checked. The louder the volume, the 
less time is required before your hearing could be a∂ ected. 
Hearing experts suggest that to protect your hearing: 
 
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  Limit the amount of time you use the receiver, earbuds, 
headphones, speakerphone, or earpieces at high 
volume. 
 
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  Avoid turning up the volume to block out noisy 
surroundings. 
 
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  Turn the volume down if you can’t hear people 
speaking near you. 
For information about how to set a maximum volume 
limit on iPhone, see the iPhone User’s Guide.