•
If the device standby time shortens significantly, replace
the battery.
•
The device has a built-in, non-removable battery. Do not
attempt to remove the battery, otherwise the device may
be damaged. To replace the battery, take the device to
an authorized service center.
Cleaning and maintenance
•
Keep the device and accessories dry. Do not attempt to
dry it with an external heat source, such as a microwave
oven or hair dryer.
•
Do not expose your device or accessories to extreme heat
or cold. These environments may interfere with proper
function and may lead to fire or explosion.
•
Avoid collision, which may lead to device malfunctions,
overheating, fire, or explosion.
•
Before you clean or maintain the device, stop using it,
stop all applications, and disconnect all cables connected
to it.
•
Do not use any chemical detergent, powder, or other
chemical agents (such as alcohol and benzene) to clean
the device or accessories. These substances may cause
damage to parts or present a fire hazard. Use a clean,
soft, and dry cloth to clean the device and accessories.
•
Do not place magnetic stripe cards, such as credit cards
and phone cards, near the device for extended periods of
time. Otherwise the magnetic stripe cards may be
damaged.