User Manual

42
Unable to dial out
1. Maybe you have set Hide My
Caller ID but your network
operator does not provide this
service for you.
2. Strong interference exists
around you.
3. Maybe you have activated the
call restriction function.
4. Maybe you have activated
Line 2 but your network
operator does not provide this
service for you.
Unable to charge the
battery
1. The battery may discharge too
much; so it cannot be charged
until it is connected for certain
time.
2. Its performance has
worsened.
Unable to register to
the network
1. Too weak signals or strong
interference.
2. SIM card installed properly?
Bad contact or SIM card
damaged? If the SIM card is
broken, please contact the
network operator to replace it.
Photos taken are too
dark
1. Check if the too low photo
brightness is set.
2. Check if ambient ray is too
dark.