Set aperture [A]
Loosen the screws
Remove
Remove
Set aperture [32]
Place notches together
Fit in a dent
Place correctly
Tighten the screws
Where link mates
Insert while turning slightly clockwise
Make sure that there is no gap in the base
Turn to the left while pressing
Place parts and move them left and right
Dent of the two places
Correct assembly
Correct assembly
The end faces are match and the screw hole can be seen
End faces do not match
Tighten the screws
Push the Base rotation unlocking pin
Confirmation of aperture lever operation
Confirmation of aperture signal lever operation