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your phone. If you feel that your phone do not operate normally,
please reset settings first, and then follow Troubleshooting Guide.
If you are still unable to solve problems, please contact the
authorized service center or the store from where you purchased
the phone.
1. My Phone would not power on?
Possible Reasons for
Malfunction
Solutions
1. Press
[Power]
key
shorter.
Long press [Power] key over 3
seconds
2. Battery has run out.
Charge your battery for a few
minutes then try power on again.
3. The battery is installed
incorrectly.
Check if the battery is seated
correctly on the device.
4. Abnormally using leads
phone not to power on.
Please contact the local service
centre.
2. Audio quality seems poor?
Possible Reasons for
Malfunction
Solutions
1. The current signal strength
is unstable.
You may be in the fast-moving
state train or car, etc.),
according to the signal
strength, select a place with
good signal to make a call to
ensure call quality.
2. You might be in an area
where the signal strength
is low.
Please move to open areas.
Summary of Contents for F41S
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