NTT docomo F-05J arrows Be Instruction Manual page 20

・
Be sure to back up the data you saved in the terminal on a
microSD card, PC or cloud service, or keep a separate note.
- If the data is deleted, DOCOMO assumes no responsibility
for the loss of any data.
・
Do not plug external devices into the external connection
jack at a slant, or do not pull it forcibly while it is plugged.
- May cause malfunction or damage.
・
It is normal for the terminal to become warm during use or
charging. Continue to use it.
・
Do not leave the lens of the camera under strong direct
sunlight.
- May cause discoloring or burn-in of elements.
・
Use the terminal with the slot cap closed.
- Not doing so may cause malfunction due to entering
foreign objects such as liquid like water (drinking water,
perspiration, seawater, urine of pet animals, etc.) or dust to
the terminal.
・
While microSD card is being used, do not take the card out
or do not turn off the terminal.
- May cause data loss or malfunction.
・
Do not bring magnetic cards or magnetic objects close to
the terminal.
- Magnetic data in cash cards, credit cards, telephone cards,
floppy disks, etc. may be erased.
Also, bringing strong magnetism close may cause a
malfunction of the terminal.
・
Do not decorate the terminal with a film or stickers.
- May cause an abnormal operation of the function using
the proximity sensor.
- For the position of the proximity sensor, refer to the
following.
→P29 "Part names and functions"
・
The internal battery is a consumable part and out of the
warranty.
- The internal battery may swell as the battery life draws to
a close depending on the usage conditions.
It is time to replace the internal battery when the usage
time has become extremely short even though it has been
fully charged or when the internal battery is swollen. For
replacement of the internal battery, contact "Technical
Inquiries & Repairs" (in Japanese only) on the last page of
this manual or DOCOMO specified repair office.
・
Charge the battery in an area within the proper ambient
temperature range (5-35℃).
・
The operation time provided by the internal battery varies
by the operating environment and internal battery
deterioration.
・
When storing the terminal, avoid the following conditions
since they deteriorate the performance or the battery life of
the internal battery.
- Storing under the state of the full charge (right after
charging ends)
- The battery has run out (the terminal cannot be turned on)
Approximately 40% of remaining battery level is
recommended to store the terminal as a guide.
・
The terminal has the following type of internal battery.
Display
Li-ion 00 Li-ion battery
18
Battery type
Contents/Precautions