SoftBank 840N User Manual page 15

Before Using This Guide
Do not trap Strap or other objects when
●
opening and closing handset. Doing so may
cause malfunction or damage handset.
Using handset on trains or other public
●
transportation may affect their electronic
devices.
● A call may not be connected or you may hear
noises:
In an extremely cold place (e.g. freezer
･
storehouse) where handset may not operate
normally
Near metal furniture which may interfere
･
with signal transmission
･ Near electromagnetic sources or magnetized
items, including electric products, audio-
visual equipment and office appliances (e.g.
computer, microwave oven, speaker, TV set,
radio, fax machine, fluorescent lamp, word
processor, electric kotatsu, inverter-driven
air conditioner, electromagnetic cooker)
● If Battery appears deformed or scratched from
external impact, contact Customer Assistance.
When using handset for the first time or after
●
an extended period of disuse, charge Battery
beforehand.
Battery operating time varies by the usage
●
environment and Battery condition.
Do not charge Battery:
●
･ In a humid/dusty place or near sources of
vibration
Near landlines, TVs or radios
･
● Although AC Charger may become warm
while charging, it is not a malfunction.
xiv
Do not subject handset to excessive shock. Do
●
not deform Charger Terminals. Doing so may
cause malfunction.
When Battery life nears its end, it may expand
●
slightly. This is not a malfunction.
Keep handset away from strong magnetic
●
force. May cause malfunction.
Do not scratch Display with metal objects, etc.
●
Doing so may damage Display resulting in
malfunction or breakage.
Inside Cars
Do not use handset while driving. Doing so
●
may compromise safe driving and cause an
accident. Handset operation in a car may be
punishable by law.
Before using handset, stop the car in a safe
●
place.
● Handset use may affect electronics in some car
models. Confirm with your car dealer whether
sufficient magnetic protection measures are
implemented in your car. Failing to do so may
compromise safe driving.
Handling
Keep away from liquids and moisture.
●
Handset, Battery, AC Charger, Desktop
Holder, Stereo Earphone Conversion Cable
and USIM Card are not waterproof. Do not
use these devices in the rain or in other
humid places (e.g. bathrooms). When
carrying handset near your body (pockets,
etc.), moisture from sweat may corrode
internal parts and cause malfunction.
Damage caused by exposure to liquids or
moisture is not covered by the warranty and
may be irreparable.
Handset s color LCD may be treated with
● '
special coating for enhanced visibility. To avoid
scratching Display, clean handset carefully
using a dry, soft cloth (e.g. eyeglass cloth). If
moisture or soil is left on Display, the coating
may stain or peel off. Do not use alcohol,
thinner, benzene or detergent, as it may cause
discoloration and remove printed logos.
● Clean Terminals with a dry cotton swab. Soiled
Terminals may cause poor contact, resulting in
insufficient charging or handset to turn off.
Do not place handset near an air conditioner
●
vent. Condensation may form due to abrupt
temperature changes, leading to internal
corrosion and malfunction.
● Do not apply excessive force to handset and
Battery. Placing handset in an overpacked bag
or sitting down with handset in your pocket
may damage Display, Internal Circuit Board or