Samsung GT-I9003/M4 manual 11

To install the SIM or USIM card and battery,		3 Insert the SIM or USIM card.
1	If the device is on, press and hold [ ] and select
	Power off → OK to turn it off.
2 Remove the back cover.
		•	Place the SIM or USIM card into the device with
		•	the gold-coloured contacts facing down.
			If you do not insert a SIM or USIM card, you can
			only use your device’s non-network services and
		•	some menus.
	Be careful not to damage your fingernails when you		Do not insert a memory card into the SIM card
	remove the back cover.		slot.

Assembling 11