Appendix/Index
164
The battery pack is a consumable.
The available usage time shortens
every time the battery pack is
recharged.
If the usage time significantly
reduces compared to the time of
purchase even if the battery pack is
fully charged, purchase the specified
battery pack.
P. 39
Power turns off or restart occurs automatically.
If the battery pack terminal is dirty,
the contact may become poor and
the power may be turned off.
If dirty, wipe the battery pack
terminals with, for example, a dry
cotton swab.
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No operation occurs by tapping or pressing a
key
Is the terminal turned off?
P. 41
Are you touching the touch panel
correctly?
P. 42
Is the screen locked?
P. 42
Is the terminal in sleep mode? Press
the
P
key to cancel sleep mode.
P. 41
Tapping does not work properly
Do you tap the screen with gloved
hands?
P. 42
Do you tap with the tip of a
fingernail, or is there any foreign
matter between your hand and the
screen?
P. 42
Is the display covered with a
protective sheet? Some types of
protective sheets prevent correct
operation.
P. 42
Screen response to tapping or key press is slow
The screen response may slow down
if large amounts of data are saved in
the terminal or transferred between
the terminal and the microSD card.
-
Is the proximity sensor blocked by
your fingers or a seal?
P. 32
The miniUIM is not recognized
Is the miniUIM inserted in the right
direction?
P. 34
The clock shows wrong time
If power is kept on for a prolonged
time, the clock may show the wrong
time.
Check that the "Automatic date &
time" is set, and turn the terminal
off then back on in a location with
good signal reception.
P. 126
Operation of the terminal is unstable
May be due to an application
installed after purchasing the
terminal. If operation improves after
launching in safe mode, operation
can sometimes then be improved by
uninstalling an installed application.
* Safe mode launches applications in a
state close to that of time of
purchase.
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