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Note:
Before inserting and taking out the SIM card, always make sure that the phone is switched off and
disconnected from any external power source; otherwise both the phone and the SIM card may be damaged.
2.2. 2 Installing and uninstalling the SIM card
The SIM card usually comes attached to a special card. The metal contacts of SIM card is easily damaged by
scratching, so take it out carefully before assembling it into the phone.
Switch off the phone, remove the back cover, battery and other external power source. Fit the SIM card into the
SIM card slot. Align the angled corner of the SIM card with the slot. Slide in the SIM card, make sure it is in place,
install the battery, and restore the back cover.
Likewise, to remove the SIM card, switch off the phone, remove the battery and then take out the SIM card.
(Installing SIM)
(Unstalling SIM)
2.2.3 Unlock the SIM card
PIN code
Your Personal Identification Number (PIN) code protects the SIM card against unauthorized use. Your PIN code is
usually supplied with the SIM card. If this security function is enabled, you need to enter the PIN code every time
you turn on the phone. You can also disable this function.
To unlock the SIM card, press and hold the power button to turn on the phone. Enter the PIN code. After three
consecutive incorrect PIN code entries, the code is blocked, and you need the PUK code to unblock it.