19
Calls cannot be
dialed
Call barring is activated
Cancel call barring
The mobile
phone cannot
connect the
network
The SIM card is invalid
Contact your network service
provider
The mobile phone is not in a service
area of the GSM network
Move to the network operator's
service area
The signal is weak
Move to a place where the signal
quality is high
The battery
cannot be
charged
The charging voltage does not match
the voltage range indicated on the
charger
Ensure the charging voltage matches
the voltage range indicated on the
charger
An improper charger is used
Use the charger specially designed
for the mobile phone
Poor contact
Ensure the charger plug is in good
contact with the mobile phone
Summary of Contents for A42
Page 1: ...1 Aspera A42 User manual ...
