To install the SIM or USIM card and battery,

1

2

If the device is on, press and hold [] and select Yes to turn it off.

Remove the back cover and battery.

Be careful not to damage your fingernails when you remove the back cover.

3 Insert the SIM or USIM card with the gold-colored 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.

Assembling

9

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Samsung GT-S5780YKDXXV, GT-S5780YKDXEV manual Assembling