Samsung GT-B5512 Install the SIM or USIM card and battery, 1 , 2 , 3

Assembling
11
Install the SIM or USIM card and battery
When you subscribe to a cellular service, you will receive
a Subscriber Identity Module (SIM) card, with subscription
details, such as your personal identification number (PIN) and
optional services. To use UMTS or HSDPA services, you can
purchase a Universal Subscriber Identity Module (USIM) card.
To install the SIM or USIM card and battery,
If the device is on, press and hold [
1
] and select Power
off
→
OK to turn it off.
Remove the back cover.
2
Be careful not to damage your fingernails when you
remove the back cover.
Insert the SIM or USIM card with the gold-coloured
3
contacts facing down.
Your device has two SIM card slots to allow you to use two
SIM or USIM cards, and switch between them. Use the
right slot for your primary, or most frequently used, SIM
or USIM card. Use the left slot for a secondary SIM or USIM
card.