![background image](http://html.mh-extra.com/html/samsung/sm-c7000/sm-c7000_user-manual_1191656013.webp)
Basics
13
1
Insert the ejection pin into the hole on the tray to loosen the tray.
Ensure that the ejection pin is perpendicular to the hole. Otherwise, the device may
be damaged.
2
Pull out the tray gently from the tray slot.
3
Place the SIM or USIM card on the tray with the gold-coloured contacts facing
downwards.
Place the primary SIM or USIM card on the tray 1 (
1
) and the secondary SIM or USIM card
on the tray 2 (
2
).
1
2
Tray 2
Tray 1
•
The phone cannot support two CDMA cards at the same time in China.
•
When you insert the China Telecom (CTC) card and your other service provider’s
SIM card on your device, the CTC card will automatically connect to a 4G network
and the other SIM card will connect to a 2G network. If you use your other SIM card
for the 4G network, your CTC card will connect to a 2G network.
4
Insert the tray back into the tray slot.
Carefully insert the tray to prevent the SIM cards from leaving or falling out of the tray.