LG Connect 4G MS840 Owner's Manual page 56

microSD Card
54
Device memory
The LG Connect 4G has removable memory in the form of a 2GB microSD
card. Most applications allow you to choose to save the user content to the
removable microSD card.
Using Mass Storage mode
When you connect the phone and PC using a USB cable and set your
device's USB connection mode to Mass storage, you will see one
removable disk on the PC. You can copy files to/from the removable SD
card.