SAL300F28G2 - Sony Digital Camera Service Manual (repair manual). Page 16

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SAL300F28G2 (2.8/300 G SSM 

Ⅱ) (300mm F2.8 G SSM Ⅱ)

1.  Solder the harness to the flexible PWB of stator.
2.  Cut two polyester tapes in 20mm length and affix them around the flexible PWB of stator to cover the area of 12x20mm.
3.  Install the stator, aligning the MR connection flexible with the flexible PWB of stator as shown in the figure below.

Do not touch.

Polyester Tape
(9X20 mm)

Solder

Polyester Tape
(9X20 mm)

20 mm

12 mm

Flexible PWB
of Stator

Flexible PWB
of Stator

MR Connection
Flexible

DV Encoder
Flexible

Stator

Stator

Groove

Rotation Stopper
Pin

Harness
(Yellow, Blue, Black)

Harness
(Black)

Harness
(Blue)

Harness
(Yellow)

When assembling the rotor, do not touch the resin coated side (black coated side).

  If touched, wipe the resin coated side (black coated side) with a cloth soaking the ethanol.

  Due to the grease of finger, the ultrasonic motor unit malfunctions, resulting in trouble. Therefore, put on a finger tip.

Resin coated side
(Black coated side)

Rotor

Grease (G-115): J-6082-627-A

Apply the grease (G-115) to the differential bearing and the sliding part of focus connection ring B.

Focus Connection Ring B
(Front Side)

Focus Connection Ring B

Differential Bearing

Apply the grease
(G-115)