Nikon JAA78351 Operating instructions

JAA78351-R.3597.A

作成承認印配布許可印

NIKON CORPORATION

Tokyo, Japan

Recycled paper

Printed in Japan September 2003

REPAIR MANUAL

AF Zoom-Nikkor

ED 28-200mm f/3.5-5.6G IF

JAA78351(BLACK)

JAA78301(SILVER)

TEMPORARY

JAA78351-R.3597.A

- M1 ･AF28-200/3.5-5.6G -

Type of lens

Focal length

Maximum aperture

Lens construction

Picture angle

Focal length scale

Distance information

Zoom control

Shooting distance scale

Closest focus distance

Diaphragm

Aperture range

Exposure measurement

Attachment size

Dimensions

Weight

G-type AF Zoom- Nikkor lens having built-in CPU and Nikon bayonet mount

28mm-200mm

f/3.5-f/5.6

12 elements in 11 groups (2 ED lens elements)

-12

′

-8

with Nikon Digital Camera D1/D1H/D1X/D100)

28,35,70,85,105,135,200mm

Output to camera body

Manually via separate zoom ring

Graduated in meters and feet from 0.44m (1.5ft.) to innity (∞)

0.44m (1ft.) at 200mm focal length

Fully automatic

f/3.5 (at 28mm) to f/36 (at 200mm)

Via full-aperture method with cameras having CPU interface system

62mm (P ＝0.75mm)

Approx. 69.5mm dia. ×71mm extension from the camera's lens mount ange

Approx.360g (12.7 oz)

SPECIFICATIONS

JAA78351-R.3597.A

- L1・AF28-200/3.5-5.6G -

Disassembly

Cover ring

#105×3

#89×2

Zoom scale ring, Zoom ring rubber

Cover ring

Zoom scale ring

Insert the screwdriver, etc into here.

Then slacken and remove the zoom

scale ring.

Zoom scale ring

Zoom ring rubber

JAA78351-R.3597.A

- L2・AF28-200/3.5-5.6G -

Change-over switch unit

#174×2

#194

Change-over switch unit



Bayonet

Zoom ring, Index ring

#126×2

#123

#124

#126

#131

・Remove the zoom key （#123,#124).

・Detach the zoom ring and index ring in

the direction indicated by the arrow.

Then the coupling ring comes off at the

same time.

Coupling shaft

#178

#105×3

Bayonet

Zoom ring, Index ring unit

JAA78351-R.3597.A

- L3・AF28-200/3.5-5.6G -

#169×2

#142×2

#144

#141

Distance encoder brush, IC PCB

#134×3

#94×2

#93×2

Focus ring unit

#133×2

Remove the connectors.

Distance encoder brush

IC PCB

Focus ring unit

・ Remove the connectors at 2

parts.

・ Remove 2 screws (#133) to

detach the IC PCB.

・Remove 2 tapes (#169).

・

Remove each 2 zoom rollers (for #94 and #93)

・Take out 2 screws (#134) to detach the focus

ring unit from the body.

JAA78351-R.3597.A

- L4・AF28-200/3.5-5.6G -

#35 B36

#193 #96

B12

#58

#118 #74

#72

#75

#102

#159×2 #104×3

#55

1st lens group unit

・ Detach the 1st lens group unit while

rotating it in the direction indicated

by the arrow.

JAA78351-R.3597.A

- L5・AF28-200/3.5-5.6G -

B8 B1 #186 #40 #172

Zoom encoder brush

Zoom encoder brush #138

#139

#140×2

Cam ring unit

#100×2

#98×2

#115×3

#116×3

#168×3

#167×3

・Remove each zoom roller.

When removing it, the screw

(#115) can be seen by rotating

the ring (#92) in the direction

indicated by the arrow.

・

Separate the body into A and B as

shown in the right.

#92

JAA78351-R.3597.A

- L6・AF28-200/3.5-5.6G -

#95

・Rotate #95 and remove it from #57.　

#57

#106×3

#173×3

#127×3

#158×3

#109×3

#57

#56

#92

#197×2

#195×2

JAA78351-R.3597.A

- L7・AF28-200/3.5-5.6G -

2nd lens group unit

#67

2nd lens group

#135

#99×2

#80×2

4th lens group unit

The next is the process of detaching the 4th lens group unit.

When the 4th lens group unit is removed, the lens alignment is necessary

after assembling. If the alignment is impossible in service ofces, do NOT

proceed with further dissembling work.

#200×3

#201×3

#85×3

4th lens group unit

#92

・

Pushing down the ring of 92 makes it

easier to detach the 4th lens.

#48×3

#199×3

#136

#54

77×3

B47

Note:

The alignment of the 4th lens (B47) itself is

already made, so do NOT disassemble it.

JAA78351-R.3597.A

- L8・AF28-200/3.5-5.6G -

3rd lens group unit, Aperture blade housing unit

#91×3

#76×3

#198

#61 #33 B5×7 B25 #32 B45

B7 #82

#167×3×3

#90×3

#81×3

#165×3

#78×3

#79×3

Cam ring unit

This manual suits for next models

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