Lava Mobiles Iris 405 - Manual (Page 28)

24
Frequently Asked Questions and Troubleshooting
Questions Cause and Solution
Unable to turn on
phone
Press the power on key for over 1 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.