SAL70200G2 - Sony Digital Camera Service Manual (repair manual). Page 16

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SAL70200G2 (2.8/70-200 G SSM Ⅱ) (70-200mm F2.8 G SSM II)

Anti-diffusion agent: (A-20): J-6082-611-A

1.  Overlay the flexible PWB as shown in the figure below and fix them with the polyester tapes (black) 4mm cut in the specified size.
2.  Apply the anti-diffusion agent (A-20) to the surrounding of tape.

Flexible PWB of MR Sensor Block

Flexible PWB of Stator

DV Encoder Flexible
PC Board

DV Encoder Flexible 
PC Board

Zoom Encoder Flexible

Zoom Encoder Flexible

Polyester Tape (Black)
4mm (4X15mm)

Apply the anti-diffusion
agent (A-20)

Front Holding Tube Block

Flexible PWB of
ultrasonic motor
(stator)

Flexible PWB of
MR sensor block

MR Sensor Holding Plate

Adhesive bond (B-10): J-6082-612-A

1.  Fix the brush holder to the front holding tube block with two screws and washers tentatively.

  Be careful not to bend the leads of brush.

2.  Set the focus to the infinity end.
3.  Adjust the brush holder so that the curved portion (contact with the flexible board) of A encoder brush comes to the circle portion (Part 

R) of DV encoder flexible PC board and tighten firmly two screws.

4.  After performing the  5-7-1. Focus Brush (A Encoder Brush) Position Adjustment , apply the adhesive bond (B-10) to the head of screw 

at two locations.

Brush Holder

DV Encoder Flexible 
PC Board

Part R of 
A encoder brush 

A Encoder Brush

Brush Holder

Screws Several pieces of washer 

(The number of washer used differs 
depending on the result of adjustment.)

A Encoder Brush

Set the focus to the infinity 
end position

Apply the 
adhesive bond
(B-10)