Aperture Unit Free Position Setting - Sony DSLR-A900 Service Manual

2-7. APERTURE UNIT FREE POSITION SETTING

1. Set the Aperture Unit to a free position once, if the gear was rotated accidentally and the charge position is disordered, or if
the charge position was shifted during disassembly.
Gear rotating
direction to set
the charge position
First, check the spring edge position.
DSLR-A900_L2
In a free state, the edge of this spring
will move up and down about 1 mm if
the gear is moved a little.
Gear rotating
direction to make
the unit free
In a free state, a hole in the gear almost
coincides with a hole in the Aperture Unit.
If the edge of spring is located downward,
rotate the gear in the arrow direction to
search a free position.
* In a free position, the edge of spring is
located upward.
Note: The spring is deformed and cannot
2-14
As viewed from gear
(Hole in the gear)
be used if the gear is rotated too
much from a free state.