45VQT3J56Please be aware that if a medium is formatted, then all the data recorded on the medium willbe erased and cannot be restored. Back up important data on a PC, DVD disc etc.( 106, 118)1 Touch [FORMAT MEDIA].2 Touch [SD CARD] or [Built-inMemory]. When formatting is complete, touch [EXIT] to exit the message screen. Perform a physical formatting of the SD card when the SD card is to be disposed/transferred. ( 146) Perform a physical formatting of the built-in memory when this unit is to be disposed/transferred. ( 143) Do not turn this unit off or remove the SD card, while formatting. Do not expose the unit tovibrations or shock.The used space and remaining recordable time of the SD card can be checked. When the mode switch is set to , remaining recordable time for the selected recordingmode is displayed. Touch [EXIT] to close the indication. The SD card requires some space to store information and manage system files, so theactual usable space is slightly less than the indicated value. The usable space is generallycalculated as 1 GB=1,000,000,000 bytes. The capacities of this unit, PCs and software areexpressed as 1 GB=1,0241,0241,024=1,073,741,824 bytes. Therefore, the indicatedvalue of the capacity appears to be smaller.[FORMAT MEDIA]Use this unit to format media.Formatting built-in memory is only available with this unit.Do not format an SD card using any other equipment such as a PC. The card maynot be used on this unit.[CARD STATUS]HDC-TM90HDC-SD90