Getting Started Guide

-22-
The SIM card is not in
position.
Check the SIM card
The metal face of the
SIM card is polluted.
Clean the SIM card with a clean cloth
Poor received signal
quality
Signals are obstructed.
For instance, radio
waves cannot be
effectively transmitted
nearby a high building
or in a basement.
Move to a place where signals can be effectively transmitted
Line congestions
occur when you use
the mobile phone in
high-traffic hours
Avoid using the mobile phone in high-traffic hours
The mobile phone
cannot be powered on
The battery energy is
exhausted.
Charge the battery