Canon EOS 7s 35mm SLR Camera "30 err" Questions

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Question about Canon Photography

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err 30

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Question about Canon Photography

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...Err 30: A shutter malfunction has been detected. Canon's recommendation: -Turn the power switch to to turn on the power again. -Remove and re-install the battery. -Use a Canon lens. -If the ...

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...30 minutes.4. Insert a fully charged battery, and turn on the camera.5. Depress the shutter button as you would to take a picture. Does the ?ERR 99′ message appear? If it does, then the ...

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