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Chapter 2 Basics 28
Important: If iPhone is very low on power, it may display one of the following images
indicating that iPhone needs to charge for up to ten minutes before you can use it.
If iPhone is extremely low on power, the display may be blank for up to two minutes
before one of the low-battery images appears.
or
Rechargeable batteries have a limited number of charge cycles and may eventually
need to be replaced. The iPhone battery is not user replaceable; it can only be replaced
by an authorized service provider. For more information, go to:
www.apple.com/batteries
Cleaning iPhone
Use the polishing cloth that came with iPhone to gently wipe the glass screen and
the case.
You can also use a soft, slightly damp, lint-free cloth. Unplug and turn off iPhone (press
and hold the Sleep/Wake button, then drag the onscreen red slider). Avoid getting
moisture in openings. Don’t use window cleaners, household cleaners, aerosol sprays,
solvents, alcohol, ammonia, or abrasives to clean iPhone.