DP-SW20 User Manual
Appendix
© 2008 Pirelli Broadband Solutions S.p.A. All Rights Reserved.
87
A.3
T
ROUBLESHOOTING
If you encounter any problems with your device, consult the following guide and try to solve
these problems. If you are still having problems after reviewing these solutions, please contact
your service provider.
P
ROBLEMS
R
EASONS
S
OLUTIONS
Fail to connect to
network normally
while using
explorer
Service Provider offers no such
service or you haven‟t applied for
such service.
Please consult Service Provider for
information about how to apply or
enjoy a certain service.
Connection is not correctly set.
Please refer to the specific
introductions to the browser.
Errors of SIM card
SIM card is damaged.
Please
contact
your
Service
Provider.
SIM
card
hasn‟t
been
well
introduced.
Check SIM card over.
Smudginess on metal surface of
SIM card.
Mop this place with soft and clean
cloth.
Poor signals
Using phone within areas of poor
signals, such as surroundings of
high buildings or in a basement
where wireless electric waves are
unreachable.
Receiving calls in a position with
good signal.
Using phone during the period of
busy
communications,
which
results in a channel jam and
inability of communicating.
Avoid being within such a situation.
Fail to power on
Battery power is exhausted.
Charge it or replace it with a new
one.
Fail to make a call
Function of call barring started.
Disable function of call barring.
Fail to connect to
network
SIM card invalid
Please
contact
your
Service
Provider.
Out of GSM service area
Please make your phone in service
area.
Poor signals
Please make your phone to place
with strong signals and then try
again.
Fail to charge
Voltage of battery in use not in the
range specified by charger.
Please use the charger of which
the voltage is in the range.
Using a non-standard charger
Please use the charger designed
for this phone.
Not well plugged.
Check the plug to see if it‟s well
connected.