User's Manual

-23-
be effectively
transmitted
nearby a high
building or in a
basement.
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
Calls cannot
be dialed
Call barring is
activated
Cancel call barring
The mobile
phone
cannot
connect the
The SIM card
is invalid
Contact your network service
provider