crwdns2934241:0crwdne2934241:0 골초 (바보보면점찍음)

crwdns2947189:0crwdne2947189:0:

The camera lens won't connect!

crwdns2934249:0crwdne2934249:0:

I can take pictures with manual operation, but the screen is black!

Even after replacing the lens, it's the same, and it's a camera problem!

What should I fix?

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Nikon D3000

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open