Canon ITS-ME, Operation Manual

Page: 46 / 114

E12
4 ADJUSTMENT
4-2. IRIS GAIN ADJUSTMENT
An iris gain adjusting trimmer is located on the front of the lens drive unit. The iris gain is set at
middle of range at the factory. However, if you wish to change the iris gain, adjust the trimmer
through the procedure described below.
1
Turn over [or remove] the rubber cap.
↓
2
Set the auto/manual iris selecting switch of the
lens to the “A” position. If a remote controller is
connected on the lens, set the iris camera/local
change-over switch to “CAM”.
↓
3
Turn the iris gain adjusting trimmer, using a small
screwdriver to set the level as desired.
Clockwise : higher sensitivity
Counterclockwise : lower sensitivity
To determine the maximum gain, set the trimmer
at a level where no hunting occurs.
↓
4
After the iris gain adjustment is completed, set it
based on the rubber cap turned over.
IRIS GAIN
M
A
M
A
M
A
F
Z
I
Iris gain adjusting
trimmer
Auto/Manual Iris selecting
switch
Rubber cap
I.G.