78
Problem Possible
causes Possible
solution
Poor local
telephone line
quality.
Press
End Key
and dial again.
You may be
switched to a
better-quality
network trunk or
phone line.
Unable to
select certain
features
Your service
provider does not
support these
features, or you
have not applied
for services that
provide these
features.
Contact your
service provider.
Battery not
charge
The battery or
battery charger is
damaged.
Contact the
dealer.
Summary of Contents for F107
Page 1: ...F107 UMTS GSM GPRS Mobile Phone User Manual ...
Page 20: ...20 ...
Page 21: ...F107 User Manual 21 ...