Verykool i603 - Manual (Page 24)

17
16. Common Questions
Unable to make some calls
 Call barring has been set and barred utilization of the mobile phone.
Please check and cancel call barring.
Other person is answering my call
 The mobile phone has been set into divert your calls to another phone
number. Please check and cancel call divert.
The mobile phone cannot search for the network
 The mobile phone is outside of the network coverage area (or there are
physical obstructions between the mobile phone and the transmitter), and
calls cannot be made or answered. If you are in one room, please move
close to the window.
In the operation process, the mobile phone may display the following
operating tips:
“Emergency”
 You are outside the network coverage area of the service provider. But
another network area where you locate allows you to make emergency call
according to the signal strength.
“Invalid SIM”
 The SIM card of the mobile phone is locked and the inserted SIM card is
unable to be accepted. Please insert the correct SIM card or contact with
the vendor.
“Please Enter PUK”
 The SIM card has been locked since the wrong PIN code has been inputted
for three times. You must consult your network provider for special PUK code
with eight numbers to unlock the SIM card (The PUK code may have been
provided with your PIN code at the same time).
Warning:
The SIM card will be permanently locked if you input the wrong PUK
code for ten consecutive times and you must apply for a new SIM card
from your network provider.