LG H502Y Guide De L'utilisateur page 427

WARNING
Do not insert a memory card into the SIM card slot. If a memory card
happens to be lodged in the SIM card slot, take the device to a LG Service
Center to remove the memory card.
NOTE: Only the microSIM cards work with the device.
3
Insert the battery.
4 To replace the cover onto the device, align the back cover over the battery
compartment
Getting to know your phone
and press it down until it clicks into place .
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