86
an authorized service center.
Do not paint your phone.
The data saved in your phone might be
deleted due to careless use, repair of the
phone, or upgrading of the software. Please
backup your important phone numbers.
(Ring tones, text messages, voice messages,
picture, and videos could also be deleted.)
The manufacturer is not liable for damage
due to the loss of data.
Do not turn your phone on or off when the
phone is close to your ear.
10.2.5
Troubleshooting
Phenomena
Possible Causes
Unable
to
switch on
1.
Does the battery
have power?
2.
Is the battery placed
correctly
