Lava
21
Frequently Asked Questions and Troubleshooting
Frequently
Asked
Questions
Cause and Solution
Unable to
turn on
phone
Press the power on key for over 10 second.
Check if the battery is properly connected.
Please remove and install it again, retry to turn
on.
Check if battery is appropriately charged
Unable to
connect to
a network
Weak signal. PleaseTry and move to a location
with strong signal and try connecting to the
network again
；
Please ensure that you are not beyond the
network coverage of service providers.
Please ensure you have a valid SIM card.
Please contact your network provider for further
information
；
Display
information
while
turning on
Check if the SIM card (insert the SIM card) is
installed correctly
Handset lock password. If the handset lock is
activated, you have to input handset password
before using.
Input PIN. Inputting PIN while turning on each
time is activated, you have to input the PIN code.
Input PUK code: Having input wrong PIN code
for 3 times straight will lock the SIM card. You
need to input the PUK code provided by your
network provider.
Poor
quality of
calling
Please check if the sound volume is tuned
improperly
In an area with poor receiving condition,
example: basement, the signal might be weak.
Try reaching a location with stronger signal
reception and call again.
While using the mobile phone in the peak
period of communication, like commute time, you
may be unable to call because of line congestion.
Standby
duration
shortened
The standby duration is relative to the system
setting of network. While the mobile phone is in
an area with poor signal strength and can not
receive the signal, the handset will continuously
search for a base station. This will significantly
reduce battery charge. It is recommended that
