www.ttfone.com
4. Increase the screen brightness in settings.
Phone call
quality
poor
1. Increase the call volume use (+ -) key on
the side of the phone.
2. It may be that the network reception is
poor in your location. Try moving to anoth-
er area to achieve a better connection.
Shorter
Standby
Time
1. Standby time is related to system set-
tings, in poor areas of reception the phone
will use more battery to try and find a base
station, in this event the standby time will
be reduced to save battery power.
2. It could also be the case that the battery
of the phone has become exhausted, you
may need to consider changing the battery.
SIM card
Error
1. Reinstall the SIM card into the phone,
ensure the metal contact is clean, wipe
gently with a clean cloth before inserting
into the phone.
2. SIM card may not be correctly installed.
3. If the SIM card is damaged contact your
service provider.
Some
feature
do not
operate or
cannot be
set
1. This could be due to an operation error
on the phone, switch mobile phone off and
restart after 30 seconds.
2. The network provider may not support
the feature you are trying to use and this
may prevent its use.
