SAL70200G (serv.man2) — Sony Digital Camera Service Manual (repair manual). Page 46

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HELP
SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)
Focus Driving Tube Block
Distance Scale Sheet
Gate of focus 
driving tube block
Index of distance
scale sheet
HELP36
Anti-diffusion agent (A-20):
J-6082-611-A
Grease (G-85):
J-6082-626-A
1.
Apply the anti-diffusion agent (A-20) to the indicated portion of focus connect lever.
2.
Apply the grease (G-85) to the indicated portion of focus connect lever.
3.
Thread the focus connect lever in the long groove of outer tube and insert in the cut portion of 2 group move frame tube.
HELP37
Affix the distance scale sheet to the gate of focus driving tube block, aligning the index of distance scale sheet with the position where it is
behind one division.
Focus Driving Tube Block
and Distance Scale Sheet
Apply the grease (G-85)
Apply the anti-diffusion agent (A-20)
Focus Connect 
Lever
Focus Connect 
Lever
Long groove of
outer tube
Cutting lack of
2 group move 
frame tube
Focus Driving Tube Block
and Distance Scale Sheet
HELP
SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)
HELP38
Grease (G-115):
J-6082-627-A
Apply the grease (G-115) to the indicated area of bearing holding ring.
HELP39
Anti-diffusion agent (A-20):
J-6082-611-A
Adhesive bond (B-40): J-6082-614-A
Grease (G-85): J-6082-626-A
1.
Apply two drops of adhesive bond (B-40) to the tips of screw of MF linkage pin.
2.
Apply the anti-diffusion agent (A-20) to the indicated area of MF connection ring.
3.
Apply the grease (G-85) to the indicated area of MF connection ring.
4.
Aligning the MF linkage pin with the concave of MF operation ring.
Apply the grease (G-115)
Bearing Holding Ring
MF Connection 
Ring
MF Connection 
Ring
Concave portion of
MF operation ring
MF Linkage Pin
MF Linkage Pin
Inside
Outside
Inside
Outside
MF Linkage 
Pin
Apply the adhesive 
bond (B-40)
Apply the anti-diffusion
agent (A-20)
(All around)
Apply the 
grease (G-85)
(All around)
Apply the adhesive 
bond (B-40)
Cut
view
Cut
view
HELP
SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)
HELP40
1.
Cut three polyester tapes (black) 10mm in the specified size and affix them to the locations indicated in the figure.
2.
Install the focus rubber ring to the MF operation ring.
3.
Fold up the 1st lens side of focus rubber ring.
4.
Affix three SW flexible setting tapes as shown in the figure. (3 tapes on the circumference at the equal interval)
5.
Peel the protection sheet off the contact side of SW flexible setting tape and fold the focus rubber ring back to the original position.
HELP41
Anti-diffusion agent (A-20):
J-6082-611-A
Grease (G-85): J-6082-626-A
1.
Apply the anti-diffusion agent (A-20) to the indicated area of MF operation ring.
2.
Apply the grease (G-85) to the indicated area of MF operation ring.
Polyester Tape
(Black) 10mm
(10X26mm)
Polyester Tape
(Black) 10mm
(10X26mm)
MF Operarion Ring
1st lens side
SW Flexible
Setting Tape
Keep off 
2 to 3mm
from the end
The tape should not prtrude from the 
position lower than the out diameter
Fold up the focus rubber ring 
as shown in the figure
Apply the anti-diffusion
agent (A-20)
(Around the hole)
Apply the 
anti-diffusion
agent (A-20)
(All around)
Inside
Outside
Inside
Outside
Cut
view
MF Operation Ring
Cut
view
Apply the 
grease (G-85)
(All around)
Apply the 
grease 3mm 
or more from
the end
HELP
SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)
HELP42
Adhesive bond (B-40): J-6082-614-A
1.
Install the mirror tube block, aligning the index of mirror tube block with the focus stopper pin of outer tube as shown in the figure
below.
2.
Apply two drops of adhesive bond (B-40) to six screws and tighten six screws to fix the mirror tube block.
Outer Tube
Focus Stopper Pin
Mirror Tube
Block
Index
Apply the adhesive
bond (B-40)
Apply the 
adhesive
bond (B-40)
HELP
SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)
HELP43
Selection of focus guide roller (2 group move frame block)
1.
Install the focus guide roller of which diameter is smaller than the dimension described on the outer tube by 2 size and confirm that 2
group move frame block moves smoothly (operation feeling) without play.
In case of “OK”: The selection is finished.
In case of “NG”: Proceed to step 2.
2.
Insert the 2 group move frame block in the outer tube and align the focus guide pin installation part (flat part) of 2 group move frame
block with the 2nd cam groove of outer tube.
3.
Install the focus guide pin to the focus guide roller.
4.
Hold the screw portion of focus guide pin with tweezers and push the screw head side to the focus guide pin installation part (flat
part).
5.
When moving the 2 group move frame block from the infinite end to the near end, if the focus guide roller moves smoothly without
play, it is defined as the “the same focus guide roller as the groove width”.
6.
Select the focus guide roller of which diameter is smaller by 2-size than the focus guide roller with the same size as the groove width.
2nd cam groove
2nd cam groove
Outer Tube
Location of
description of
the 2nd cam
groove width
Location of description of
the 2nd cam groove width
Focus Guide Roller,
Focus Guide Pin
Outer Tube
2nd cam groove
2 Group Move 
Frame Block
2 Group Move 
Frame Block
Focus Guide Roller, 
Focus Guide Pin
Focus Guide Roller, 
Focus Guide Pin
Focus guide pin installation part
(flat part) of 2 group move frame
block

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