BLU Tank 4.5 - Manual (Page 10)

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card will be locked automatically which can be unlocked by entering the PUK code correctly. The
PIN code is related to the SIM card rather than the phone. It is provided by the network operator.
PUK Code
The PUK code is used to unlock a SIM card which is locked. If the PUK code is entered incorrectly
for 10 times in total, the SIM card may no longer be used. The PUK code is provided by the
network operator.
Call Functions
Placing a Phone Call
Make a Voice Call
To make a call, touch the dial key on the main interface to open the call application. You may
make a call in the following ways:
Touch the number keys to enter a telephone number and press the dial key to make a voice call.
Call a telephone number or contact from the call log.
Dial a landline telephone: Enter the landline telephone number and touch the dial key on the
touch screen to place the phone call. If the number entered is wrong, please press Clear key to
clear selection.