Canon EOS 7 - Page 174

2) Select [F3] AF sensor image in the AF menu.
Make sure that the output waveform is almost flat.
3) If the output waveform has changed greatly, the AF Unit may be defective, so replace
the AF unit.
Part 4: Electrical Adjustment
4-26
AFIMG8
Image data Output
Press RETURN to return to AF MENU.
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