106
Appendix/Index
■
Terminal operation
Trouble
Check and remedy
Become hot while
operating/charging.
•
While operating or charging, or when you
shoot a moving picture while charging for a
long time, the terminal, battery pack or
accessory AC adapter may become hot.
There is no problem about safety and
continue to use it.
The operation time
provided by the battery
pack is short.
•
Is the terminal left for a long time out of
service area? Out of service area, much
power is consumed to search available
radio waves for communication.
•
The operating time of the internal battery
varies depending on the operating
environment and the secular degradation of
the battery.
•
The internal battery is a consumable
accessory. The usage duration of the
battery per one charge decreases gradually
each time the battery is recharged. When
the operation time is too short even in the
full charge state, contact "Repairs" on the
last page of this manual (in Japanese only)
or a DOCOMO-specified repair office.
No operation is performed
even by tapping the touch
screen.
•
Does the screen lock set? Cancel the
screen lock by pressing
p
.
➝
P.21
The touch screen reacts
slowly when a button is
tapped.
•
It may be occurred when large amount of
data is saved in the terminal or transferring
large-size data between the terminal and
microSD card.
•
Do you attach a protection sheet on the
terminal? The operations may be impeded
by the protection sheet.
•
If the surface of the display is scratched or
damaged, contact "Repairs" on the last
page of this manual (in Japanese only) or
DOCOMO-specified repair office.
The UIM is not recognized.
•
Is the UIM installed in the right direction?
➝
P.17
The clock is not on time.
•
The clock time may become wrong while
turning on the power for a long time. Check
if Automatic date and time is marked and
turn the power off and on in a place with
strong radio wave conditions.
The terminal operation is
slow/The operation of
program is unstable/
Cannot activate some
program.
•
Check the usage state of the device
memory and exit the running program etc. to
make rooms of memory.
➝
P.23
Data is not displayed
correctly/Cannot operate
the touch screen correctly.
•
Try "Factory data reset" (P.56).
Cannot cancel the screen
lock
•
Do you set unlock pattern for the screen
lock/PIN/password?
➝
P.53
Trouble
Check and remedy