Sony SAL70200G (serv.man2) Service Manual ▷ View online
HELP
SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)
HELP13
Adhesive bond (B-10): J-6082-612-A
1.
Overlay the aperture blade unit clockwise.
2.
Open the aperture operate plate unit and install the aperture hold ring so that the aperture blade unit protrudes a little from the hole.
3.
Install nine screws tentatively.
4.
After performing [5-2-2. Aperture Diameter Adjustment], tighten firmly nine screws and apply the adhesive bond (B-10) as shown
below.
5.
Apply the adhesive bond (B-10) to the portion A (head of screw) at three locations (at an interval of every two screws).
6.
Apply the adhesive bond (B-10) portion B (protruded portion at the tip of screw) (9 locations).
Apply the adhesive bond (B-10)
Portion A (head of screw) (3 locations)
(at an interval of every two screws)
Portion A (head of screw) (3 locations)
(at an interval of every two screws)
Apply the adhesive bond (B-10)
Portion B (protraded at the tip of screw)
(9 locations)
Portion B (protraded at the tip of screw)
(9 locations)
Overlay the aperture
blade unit clockwise
blade unit clockwise
Install the aperture hold ring.
(The aparture blade unit
protrudes a little from the hole)
(The aparture blade unit
protrudes a little from the hole)
Set the aperture operate
plate unit to the open state
plate unit to the open state
Aperture Hold Ring
Screw
(9 pieces)
(9 pieces)
HELP
SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)
HELP14
1.
Install the aperture operate plate holder, facing the burr (by press) side to the 1st lens side.
2.
Usually, use two pieces of aperture blade spacer B (t=0.3mm).
Note:
Use two pieces of aperture blade spacer A (t=0.2mm) only when the defect occurs in the iris dynamic characteristics.
HELP15
1.
Install the zoom rubber ring to the zoom operation ring.
2.
Fold up the 1st lens side of zoom rubber ring.
3.
Affix the SW flexible setting tape not to overlap on the brush cover and tapes.
4.
Peel the protection sheet off the adhesive side of SW flexible setting tape and return the zoom rubber ring to the original position.
Aperture Operate Plate Holder
Use the
Aperture Blade Spacer A (t=0.2mm)
or
Aperture Blade Spacer B (t=0.3mm)
Aperture Blade Spacer A (t=0.2mm)
or
Aperture Blade Spacer B (t=0.3mm)
burr side
1st lens side
Brush cover and tapes
Zoom Operation
Ring
Ring
SW flexible setting tape
(Affix it not to overlap on
the brush cover and tapes)
(Affix it not to overlap on
the brush cover and tapes)
Install the zoom rubber ring and
fold it up as shown in the figure
fold it up as shown in the figure
HELP
SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)
HELP16
1.
Thread the projection of zoom operation ring through the hole of brush (zoom).
2.
Set the zoom to the TELE end (200).
3.
Adjust the position of brush (zoom) so that the curved portion (contact with the flexible board) of brush (zoom) comes to the circle
portion (Part R) of zoom encoder flexible.
Note:
In case of finished lens, perform [5-6. Zoom Brush Position Adjustment].
4.
Cut a polyester tape (black) 10mm in the specified size and fix the brush (zoom) with the polyester tape (black) 10mm.
5.
Set the brush cover to cover the polyester tape (black) 10mm fixing the brush (zoom).
6.
Cut a polyester tape (black) 10mm in the specified size and affix the polyester tape (black) 10mm at right and left sides of brush
cover to fix it.
Set the TELE end (200)
Part R of brush (zoom)
Zoom Encoder Flexible
Zoom Operation Ring
Brush
(Zoom)
(Zoom)
Brush
(Zoom)
(Zoom)
Brush Cover
Brush Cover
Polyester Tape (Black)
10mm (10X40mm)
10mm (10X40mm)
Polyester Tape (Black)
10mm (10X40mm)
10mm (10X40mm)
Polyester Tape (Black)
10mm (10X40mm)
10mm (10X40mm)
Projection of
zoom operation ring
zoom operation ring
HELP
SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)
HELP17
Anti-diffusion agent (A-20):
J-6082-611-A
Adhesive bond (B-10):
J-6082-612-A
Adhesive bond (B-40):
J-6082-614-A
1.
Apply the adhesive bond (B-40) to the tip of screw portion of zoom stopper pin.
2.
Install two pieces of anti slip rubber.
3.
Apply the anti-diffusion agent (A-20) to all circumferences of indicated portion of zoom connect plate.
4.
Insert two pieces of zoom connect plate in the groove of 4th lens barrel and tighten firmly four screws.
Loosen the screws half turn.
5.
After moving the zoom operation ring little by little, tighten firmly the screws.
Note:
Do not operate the zoom until the zoom stopper pin is installed.
6.
Apply the adhesive bond (B-10) to the indicated portion of zoom connect plate.
After tightening four screws,
loose the screws half turn
loose the screws half turn
Zoom Connect Plate
Zoom Connect
Plate
Plate
Anti-Slip
Rubber
Rubber
Anti-Slip
Rubber
Rubber
Insert in the groove
of 4th lens barrel
of 4th lens barrel
Groove
of 4th lens barrel
of 4th lens barrel
Zoom Stopper Pin
Apply the
anti-diffusion
agent (A-20)
(All around)
anti-diffusion
agent (A-20)
(All around)
Apply the adhesive bond (B-40)
Apply the adhesive bond (B-10)
Zoom Connect Plate
Note:
Do not operate the zoom until
the zoom stopper pin is installed.
Do not operate the zoom until
the zoom stopper pin is installed.
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