Samsung SM-A310F User Manual page 16

Basics
1
1
Insert the ejection pin into the hole on the memory card 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 memory card tray gently from the memory card tray slot.
3
Place a memory card on the memory card tray with the gold-coloured contacts facing
downwards.
4
Insert the memory card tray back into the memory card tray slot.
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