Samsung GT-S7562 Quick Start Manual page 10

Insert the SIM or USIM card and the
battery
1. Remove the back cover.
Be careful not to damage your fingernails when you
remove the back cover.
2. Insert the SIM or USIM card with the gold-coloured
contacts facing downwards.
Your device has two SIM card slots to allow you to
use two SIM or USIM cards, and switch between
them. Use the upper slot for your primary, or most
frequently used, SIM or USIM card. Use the lower slot
for a secondary SIM or USIM card.
SIM card 1
10
SIM card 2