Appendix/Index; Troubleshooting (Faq) - NTT docomo F-05J arrows Be Instruction Manual

Appendix/Index

Troubleshooting (FAQ)

◆ Troubleshooting
･
When you have a vague idea of malfunctioning, you can
perform diagnosis by yourself.
For details, refer to NTT DOCOMO website.
https://www.nttdocomo.co.jp/support/trouble/repair/ (In
Japanese only)
･
Check for the necessity of software update first, and update
the software if necessary.→P187
･
If it does not improve after confirming the check items,
contact "Technical Inquiries & Repairs" (in Japanese only)
on the last page of this manual or a repair counter specified
by DOCOMO.
■ Power supply and charging
● The terminal cannot be turned ON.
Is the battery exhausted?
● The screen freezes/The terminal cannot be turned off.
If the screen does not respond or the power cannot be
turned off, press and hold P and volume up key for 8
seconds or more and release the fingers after the screen is
turned off to shut down the power forcibly.
* Note that data and settings may be erased since that is an operation for
shutting down the power forcibly.
● Cannot charge the battery (the indicator LED does not
turn on or blinks).
•
Is the adapter's power plug inserted to the outlet or
accessory socket correctly?
•
Are the adapter and the terminal set correctly?→P36
•
In case of using an AC Adapter (optional), is the
microUSB plug of AC adapter connected to the terminal
correctly?→P36
•
Is the PC turned on when you connect the terminal with
the PC via USB connection?
•
If you call, perform communication or operate functions
for a long time while charging the battery, temperature
of the terminal may be raised and the indicator LED
(red) may turn off. In high temperature status, the
terminal stops charging for safety. Wait a while until the
temperature is lowered and retry to charge.
■ Operations/Display
● No operations are performed even by tapping or
pressing keys.
•
Is the terminal turned off?→P37
Is the terminal in sleep mode? Press P to unlock.→P53
•
• Is Child proof enabled?→P57
•
When [Glove touch] is marked, operation with gloved
finger upright may not work properly. Tilt your finger to
bring the pad of the finger into contact with the touch
panel when operating the terminal.→P158
178
Appendix/Index