Canon EOS 7 Service Manual page 171

A :
DJUSTMENT
1) Select [F5] AF Focus Adjustment in
the AF focus menu. The screen on the
right appears. Move the center value
of the flange back using the cursor
keys, and press RETURN key.
2) Press RETURN key to display the
screen at the right. Position the
camera 2.5 m ± 10 mm from the
reference chart. Set the lens to
infinity, then manually focus it to the
scribed 2.5 m line. Align the center
autofocus frame in the viewfinder with
the bars of the AF reference chart,
and press RETURN key. Adjustment
starts from horizontal sensors (top,
bottom and center).
3) Adjust the AF sensor so that it
captures reliable images of the chart.
Set so that the peaks of the horizontal
sensor (top, bottom and center)
waveform are at the center. When you
have finished setting up the camera,
press the RETURN key to start the
adjustment.
4) Next, the vertical sensor is adjusted.
Change the chart to the vertical chart,
and press the RETURN key.
5) Adjust the AF sensor so that it
captures reliable images of the chart.
Set so that the peaks of the vertical
sensor waveform are at the center.
When you have finished setting the
camera, press the RETURN key to
start the adjustment.
AFPINT1
AF Focus
Adjustment
FFD
(44.17mm)
-40 -30 -20 -10
Move cursor to necessary correction.
Press RETURN to make correction.
Press SPACE bar to return to
AF MENU screen.
AFPINT2
AF Focus
Adjustment
Set the AF standard bar chart (Vertical)
2.5 meters from the camera.
Adjust focus manually, then press RETURN.
To return AF munu screen, press SPACE bar.
AF_H
AF Focus Adjustment
Centor
Top (Vertical)
Left-
Left Center
Align the AF frame Horizontal with the two lines.
After setting, press RETURN.
AF_V
AF Focus Adjustment
Centor
Top (Vertical)
Left-
Left Center
Align the AF frame Horizontal with the two lines.
After setting, press RETURN.
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Part 4: Electrical Adjustment
0
10 20 30 +40µm
Centor
(Horizontal) Bottom
Right-
Center Right
Centor
(Horizontal) Bottom
Right-
Center Right