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Cleaning iPhone
To clean iPhone, unplug all cables and turn o iPhone (press and hold the Sleep/ Wake
button, then slide the onscreen slider). Then use a soft, slightly damp, lint-free cloth.
Avoid getting moisture in openings. Don’t use window cleaners, household cleaners,
aerosol sprays, solvents, alcohol, ammonia, or abrasives to clean iPhone. If your iPhone
has an oleophobic coating on the screen (iPhone 3GS only), simply wipe your iPhone’s
screen with a soft, lint-free cloth to remove oil left by your hands and face.
For additional information about handling iPhone, see the iPhone Important Product
Information Guide at www.apple.com/support/manuals/iphone.
Restarting and Resetting iPhone
If something isn’t working right, try restarting, force quitting an application, or
resetting iPhone.
Restart iPhone: Press and hold the Sleep/Wake button until the red slider appears.
Slide your nger across the slider to turn o iPhone. To turn iPhone back on, press and
hold the Sleep/Wake until the Apple logo appears.
If you can’t turn o iPhone or if the problem continues, you may need to reset. A reset
should be done only if turning iPhone o and on doesn’t resolve the problem.
Force quit an application: Press and hold the Sleep/Wake button on top of iPhone
for a few seconds until a red slider appears, and then press and hold the Home button
until the application quits.
Reset iPhone: Press and hold the Sleep/Wake button and the Home button at the
same time for at least ten seconds, until the Apple logo appears.
For more troubleshooting suggestions, see Appendix A, “ Troubleshooting,” on
page 193.
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Chapter 2 Basics