Prestigio MultiPhone 3531 DUO, Manual

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Troubleshooting
The phone does not switch on
Remove/reinstall the battery. Then charge the
phone until the battery icon stops scrolling. Unplug
thecharger and try to switch the phone on.
The displayshows IMSI failure
-
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software bugs.
Ensure that your device software is upgraded to
the latest version.
If the touch screen is scratched or damaged,
take it to your local dealer.
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Troubleshooting
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This problem is related to your subscription.
Contact your operator.
The network symbol is not displayed
The network connection is lost. Either you are in a
radio shadow (in a tunnel or between tall buildings)
or you are outside the network coverage area. Try
from another place, try to reconnect to the network
(especially when abroad), or contact your network
operator for assistance/information.
The touchscreen responds slowlyor improperly
If your device has a touch screen and the touch
screen is not responding properly, try the following:
-
Remove any protective covers from the touch
screen. Protective covers may prevent the
device from recognizing your inputs and are not
recommended for touch screen devices.
-
Ensure that your hands are clean and dry when
tapping the touch screen.
-
Restart your device to clear any temporary
Your battery seems to over heat
You might be using a charger that was not intended
for use with your phone. Make sure you always use
the authentic accessory shipped with your phone.
You can not sendtext messages
Some networks do not allow message exchanges
with other networks. First check that you have
entered the number of your SMS centre, or contact
your operator for detailed information on this
subject.
You feel that you have missed some calls
Check your call divert options.
The display shows SIM failure
Check that the SIM card has been inserted correctly.
If the problem persists, your SIM card may be
damaged. Contact your operator.
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