Troubleshooting - Haier HaierPhone L52 User Manual

TroubleShooting
Troubles Cause and Solution
Press the Power Key for over 1 second.
Check if the battery is properly connected. Please
Fail to turn on
remove and install it again, retry to turn it on;
Check if battery is appropriately charged.
Weak signal. Please try and move to a location with
strong signal and try connecting to the network again;
Fail to
Please ensure that you are not beyond the network
connect
coverage of service providers;
network
Please ensure you have a valid SIM card. Please
contact your network provider for further information;
Please check if the sound volume is tuned improperly
In an area with poor receiving condition, example:
basement, the signal might be weak. Try searching a
Poor quality
location with stronger signal reception and call again.
of calling
While using the mobile phone in the peak period of
communication, like commute time, you may be
unable to call because of line congestion.
Dirt on the metal surface of an SIM card. Use clean
cloth to wipe the metal touch point on an SIM card.
SIM Card
The SIM card is not installed.
Error
The SIM card is damaged. Please contact your network
service provider.
Please check if the mobile phone is on and connected
with the network.
Callers cannot
Please check if the Call barring or call divert is
contact you
activated.
Please check if the SIM card is valid.
Fail to set Wrong operation.
some The network provider does not support the function,
functions or you have not applied for it.