Zte DWM-158, User Manual, Page: 38 / 39

38
Problem
Description Possible Causes Possible Solution
Messages cannot
be sent. The SMS center number is
incorrect. Please contact your
service provider and
configure the
correct number in
“SMS Settings”.
The network is busy or you are in
a area with no signal. Try later or move to
another area with
better coverage.
Date connection
failed. You are in the place with no
GSM/GPRS /EDGE/ UMTS/
HSPA+ network coverage. Move to an area
with better signal.
The network is busy. Try later.
The APN in the configuration file
is incorrect. Check the APN in
the configuration file
in the “Connection”
settings.
The modem data is corrupted. Local network
access or the target
server may be
experiencing
problems. Retry
data request.
The network type has been
selected manually and is
incorrect. Reselect the
network type
according to the
type of the
SIM/USIM card.
The modem is
Connected to the
Internet, but it
cannot open any After connection is established,
you are unable to open web
pages. Check the APN
setting in the
Configuration files.