25SQW0740PreparationsAbout the CardThe following SD standard-based cards can be used.Type of Card Capacity NotesSD Memory Cards 512 MB – 2 GB • This unit is compatible with UHS-Ι UHS Speed Class 3standard SDHC/SDXC memory cards.• Operation of the cards listed on the left has beenconfirmed with Panasonic brand card.SDHC Memory Cards 4 GB – 32 GBSDXC Memory Cards 48 GB – 128 GB■ About motion picture/4K photo recording and speed class ratingsAccording to the [Rec Format] (→151) and [Rec Quality] (→151) of a motion picture, therequired card differs. To record 4K photos, you need a card with a speed class rating thatsupports 4K photo recording. Use a card that meets the following ratings of the SD SpeedClass or UHS Speed Class.• SD Speed Class and UHS Speed Class are the speed standards regarding continuouswriting. Confirm the SD speed by checking the card label or other card relatedmaterials.[Rec Format] [Rec Quality] Speed class Label example[AVCHD] All Class 4 or higher[MP4] [FHD]/[HD][MP4] [4K]/[High Speed Video] UHS Speed Class 3When recording in 4K Photo /[Post Focus] UHS Speed Class 3• Latest information:http://panasonic.jp/support/global/cs/dsc/(This site is available in English only.)Access to the cardThe access indication displays red when pictures are beingrecorded on the card.50 p●While the camera is accessing the card (for an operation such as picture writing, reading, deletion,or formatting), do not turn off the camera or remove the battery, card, AC adaptor (optional) or DCcoupler (optional). Do not subject the camera to vibrations, impact, or static electricity. The card orthe data on the card may be damaged, and this unit may no longer operate normally. If operationfails due to vibration, impact or static electricity, perform the operation again.●If you set the write-protect switch to “LOCK”, you may not be able to write, deleteor format the data or display it by recording date.●It is recommended that you copy important pictures to your computer(as electromagnetic waves, static electricity, or faults may cause data to bedamaged).