Ae Accuracy Adjustment - Canon EOS 7 Service Manual

1.8 AE A A
CCURACY
CAUTION
• Before carrying out this adjustment, the AE temperature compensation
must already have been carried out.
This adjustment doubles as the E-TTL basic metering adjustment, so
check E-TTL accuracy after adjustment.
P :
URPOSE
To adjust the gain and output level of the SPC sensor
S :
TANDARD
Light source Film plane Illumination*
EV9 0+/-0.5EV
EV12 0+/-0.5EV
EV15 0.5+/-0.5EV
* During evaluative metering
T :
OOLS
EF-8000/5000, AE sensor
EF 50 mm f/1.8 lens
P :
REPARATIONS
1) Start the adjustment software, connect the camera to the HS-I/F, and select [F2] AE
Adjustment menu in the MAIN MENU.
2) Mount the EF 50 mm f/1.8 lens on the camera, then position the camera facing the
light source of the EF-8000/5000. Shield the camera's eyepiece so that it is not
affected by external light.
Light
Source
Mount the lens (50 mm f/1.8)
DJUSTMENT
When checking SPC positioning output
EV9, 0+/-0.25
EV12, 0+/-0.25
EV15, 0+/-0.25
Shield from light
Fig. 4-8 AE Accuracy Adjustment
4-13
Part 4: Electrical Adjustment