Canon EOS-1V Service Manual page 72

Part 4: Electrical Adjustments
1.9 AE A
CCURACY
PURPOSE
To adjust the metering sensor's output level.
STANDARDS
Light Source
EV9
EV12
EV15
NOTE:
As shown in the graph on the
right, the image plane light level
for evaluative metering has been
modified to obtain a more natur-
al-looking picture. This connec-
tion is not applied during test
using a unform light source.
TOOLS
EF-8000 or EF-5000
EF 50mm f/1.8 lens
PREPARATIONS
1) Start up the adjustment software and connect the camera to the HS-I/F. On the
Main Menu, select [F2] AE Adjustment Menu.
2) Attach the EF 50mm f/1.8 lens to the camera and point the lens at the EF-8000
or EF-5000 light source. Cover the eyepiece so that the external light does not
affect the results.
Light source
A
DJUSTMENT
Image Plane Light Level
(During Evaluative (During Partial/Spot
Metering)
0.0 +/-0.5 EV
0.0 +/-0.5 EV
0.5 +/-0.5 EV
Image Plane
Light Level
Cover here
Attach lens (EF 50mm f/1.8) here.
Fig. 4-9 AE precision adjustment.
4-18
SPC Positioning
Metering)
0.0 +/-0.5 EV
0.0 +/-0.5 EV
0.0 +/-0.5 EV
+2EV
+1EV
LV14 LV15
Output Check
0.0 +/-0.25
0.0 +/-0.25
0.0 +/-0.25
EOS-1V
EOS-3,
EOS-1N
LV16 LV17