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Some programs
can't be used
normally.
The storage
space is not
enough.
Clean the messages of
built-in multimedia promptly
and other application
programs as well as the
download application
records.
The standby
time is not
enough.
The battery
performance
declines.
Change the battery.
Play games and
music for a long
time.
Limit the time of playing
games and music.
Charging fault
Poor contact
Check the contacts or
change plug.
Low battery
voltage.
There will be no charging
display. Charging for about
half an hour and then
unplug it to recharge.
Battery fault
Change battery.
Wrong charger
type
Change proper charger.
Charger fault
Change or mend the
charger.
Can't connect
with the net.
Weak signal
Move to a wide place and
then try again.
Not in service
area.
Confirm the network
coverage.
Can't make a
Equipment card
Check or change
