9 Troubleshooting
Problem
Call-related problems
SIM card error
Poor reception
152
Troubleshooting
Possible causes
SIM card malfunction or
damage.
The SIM card may be
inserted improperly.
The SIM card's metal
contacts may have dirt or
dust.
The network signal may be
too weak at your current
location. For example,
network signals cannot
reach effectively near tall
buildings or in the
basement.
The network may be busy at
the at present. For example,
during peak network traffic,
the network may not be
able to handle additional
calls.
You may be too far away
from a base station for your
service provider.
Possible solutions
Take the SIM card to your
service provider for testing.
Insert the SIM card properly.
Use a soft, dry cloth to
clean the SIM card's metal
contacts.
Move to a location where
the network signal can be
received properly.
Try calling again after
waiting for a short duration.
You can request a service
area map from your service
provider.