Panasonic HX-DC3 Basic Owner's Manual page 17

2
Insert (remove) the SD card into (from) the card slot.
≥ Face the label side B in the direction shown in the illustration and
press it straight in as far as it will go.
≥ Press the center of the SD card and then pull it straight out.
3
Close the battery/card cover.
≥ Securely close it until it clicks.
17
VQT4U69