Traditional Culture Encyclopedia - Photography major - Photography experts please come in, my Nikon D90 has ERR CHR errors twice!
Photography experts please come in, my Nikon D90 has ERR CHR errors twice!
Just take off the lens and reinstall it and it will be ok! ERR and CHR mean that the lens contacts are not in good contact, and there is also a problem with the memory card
Write down the lens and reinstall it to try, or clean the contacts
For the SD card, use Format the fuselage before use. Do not use a computer to format the card.
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