Canon EOS 20D Instruction Manual page 152

Troubleshooting Guide
The image is out of focus.
_ The lens focus mode switch is set to <MF>.
_ Set the lens focus mode switch to <AF>. (p.23)
_ Camera shake occured when you pressed the shutter button.
_ To prevent camera shake, hold the camera still and press the
shutter button gently. (p.26, 38)
The CF card cannot be used.
_ [Err **] is displayed on the LCD panel.
If it is [Err CF], see page 114.
#_ If it is [Err 02], see page 153.
_ You are using a non-Canon CF card.
#_ Using Canon CF cards is recommended. (p.155)
The image cannot be erased.
_ The image is erase-protected.
_, Cancel the protection. (p.111)
The wrong shooting date and time is displayed.
_ The correct date and time has not been set.
_, Set the correct date and time. (p.34)
No image appears on the TV screen.
® Video cable plugs are not inserted all the way.
_ Insert the video cable plugs firmly all the way. (p.110)
_ The correct video format (NTSC or PAL) has not been set.
#_ Set the camera to the correct video format to match the TV set.
(p.31)
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