Operation Manual

 The mobile phone is locked, you must input the
password.
 The PIN code is needed if your SIM card is
locked by you or some others.
 The PUK code is needed when you input wrong
PIN code 3 times continuously, input the correct
PUK code or contact with your network
operator.
The voice
quality is
NOT good
during call
 Check whether the volume is suitable.
 Check the signal strength in signal indicator. If
the level is low, you should move to another
place where the level is high.
 The time is the call rush hour, the network can
not carry so many calls.
The standby
time of
battery
becomes
short
 The low signal strength will shorten your battery
standby time.
 The battery runs out its life, please change the
battery.
SIM card
error
 SIM card connect point is dirty, please clean it
with soft and dry cloth or something.
 SIM card is NOT inserted correctly.
 SIM card is broken, please contact with your
network operator.