375SQW0547OthersMessage displaysThe following explains the meaning of major messages displayed on the monitor orviewfinder, and how to respond to them.■ Memory cards[Memory Card Error] [Format this card?]• Save needed data on a computer or other device, and then use [Format] on the camera. (→38)• Try with a different card.[Read Error] / [Write Error] [Please check the card]• Check whether card has been inserted correctly (→35, 36).• Turn off the camera and remove the card. Reinsert the card and turn the camera on again.• Try with a different card.[Motion recording was cancelled due to the limitation of the writing speed of the card]• The speed class of a required card varies depending on [Rec Format] and [Rec Quality] of a motionpicture. 4K photo recording requires a card that meets a particular speed class rating. Use a cardthat meets the rating. Be sure to use a card of the recommended speed class. For details, refer to“About motion picture/4K photo recording and speed class ratings” (→37).• If recording stops even when using a card of the recommended speed class (→37), the data writingspeed has dropped. If this happens, we recommend backing up the data on the memory card andformatting it (→38). Depending on the type of the card, recording may stop in the middle.[Memory Card Error] [This memory card cannot be used]• Use a compatible card. (→37)[Cannot record due to incompatible format(NTSC/PAL) data on this card.]• Format the card after saving necessary data on a PC etc. (→38)• Insert a different card.