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JAA78351-R.3597.A

- L14・AF28-200/3.5-5.6G -

1st lens group unit

As shown in the left circle, engage

   the rollers in the concavities (at 3
   positions) to assmelbe them while
   turning in the direction indicated by the
   arrow.

#159×2

#104×3

#55

Driving gear unit

 Screw Lock

Screw Lock

#96

#74

#72

#75

#119

#118

Distance encoder FPC

Position for attaching #119

Attach it in either 

direction as shown 

in the left.

 Screw Lock

 Screw Lock

#102

#58

 Grease:I-40

Gear #72,#74,#75

#119

Index

Summary of Contents for JAA78301

Page 1: ... NIKON CORPORATION Tokyo Japan Recycled paper Printed in Japan September 2003 Copyright c 2003 by Nikon Corporation All Rights Reserved REPAIR MANUAL AF Zoom Nikkor ED 28 200mm f 3 5 5 6G IF JAA78351 BLACK JAA78301 SILVER TEMPORARY ...

Page 2: ...d Nikon bayonet mount 28mm 200mm f 3 5 f 5 6 12 elements in 11 groups 2 ED lens elements 74 12 20 53 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 infinity 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 ...

Page 3: ...F28 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 ...

Page 4: ... 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 ...

Page 5: ...4 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 ...

Page 6: ...3597 A L4 AF28 200 3 5 5 6G 35 B36 193 96 B12 58 58 118 74 72 75 102 159 2 104 3 55 1st lens group unit 1st lens group unit Detach the 1st lens group unit while rotating it in the direction indicated by the arrow ...

Page 7: ...h 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 A B ...

Page 8: ...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 ...

Page 9: ...ens group unit is removed the lens alignment is necessary after assembling If the alignment is impossible in service offices 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 ...

Page 10: ...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 ...

Page 11: ...8 3 79 3 Cam ring unit 198 61 33 B5 7 B25 32 B45 3rd lens group unit Aperture blade housing unit 91 3 76 3 Apply MZ 800S to the all around inner side of 82 3 straight grooves and 6 cam grooves Screw Lock Screw Lock Grease G92KA 3 convexities Screw Lock Aperture blade housing unit ...

Page 12: ...36 54 77 3 B47 2nd lens group unit 67 2nd lens group 135 B7 99 2 80 2 Assemble the 2nd lens group frame by positioning the groove of the 2nd lens group frame and the notch as shown in the left Grooves 2nd lens group frame Screw Lock Screw Lock Grease G92KA 4 convexities 97 Notch 2nd lens group frame Screw Lock ...

Page 13: ...icated by the arrow and attach it to the groove of the mounting position Cam ring unit Screw Lock Screw Lock Grease G92KA Outside 6 convexities Inside 3 convexities Grease MZ 800S 3 straight grooves of 56 3 cam grooves Grease MZ 800S 5 straight grooves of 92 5 cam grooves Grease MZ 800S All around inner side of 57 3 convexities Convexity Zoom encoder FPC ...

Page 14: ...of 95 to assemble them as shown in the left Turn 95 through about 30 in the direction indicated by the arrow 57 Concavity Convexity Lift the ring 82 up entirely in the direction indicated by the arrow Engage the roller A in the groove 56 surrounded by broken line to assemble them 100 2 98 2 115 3 116 3 168 3 167 3 Roller A 82 56 Groove Screw Lock Screw Lock ...

Page 15: ...ush Zoom encoder brush 138 139 140 2 Rotate the ring A for setting to the wide zoom position Attach the encoder brush Adjust the position by following Page L18 A B8 B1 186 40 172 1st lens group unit Grease MZ 800S 3 cam grooves 6 convexities Grease MZ 800S ...

Page 16: ...s at 3 positions to assmelbe them while turning in the direction indicated by the arrow 159 2 104 3 55 Driving gear unit Screw Lock Screw Lock 96 74 72 75 119 118 Distance encoder FPC Position for attaching 119 Attach it in either direction as shown in the left Screw Lock Screw Lock 102 58 Grease I 40 Gear 72 74 75 119 Index ...

Page 17: ...ance encoder FPC Focus ring unit Focus ring Driving gear unit 193 Fit the 3 convexities of the focus ring in the 3 concavities of the driving gear unit as shown in the left to assemble them and turn the driving gear unit counterclockwise Insert 193 Concavity Convexity Grease MZ 800S Apply the grease to the all around groove Distance encoder FPC Focus ring unit ...

Page 18: ...ent Both sided adhesive tape 133 2 IC PCB Insert the connectors Position for attaching the distance encoder brush Set the focus ring to infinity Attach the distance encoder brush at the above reference position and fix it with Screw Lock Screw Lock Reference position Screw Lock FPC IC PCB Distance encoder brush ...

Page 19: ...ities of the index ring in the 3 concavities of the zoom ring as shown in the left to assemble them and turn the index ring clockwise a little Assemble the coupling shaft into the index ring Convexity Concavity 126 2 123 124 with notch 126 131 Turn the zoom ring so that the key groove can be seen at the position surrounded by broken line then attach the zoom key 123 124 Screw Lock Screw Lock Super...

Page 20: ...on put it at the lowermost part Position adjustment of Zoom encoder brush 140 2 Reference position Position for attaching the zoom encoder brush Set the zoom ring to wide zoom position Attach the zoom encoder brush at the above reference position and fix it with Screw Lock Change over switch unit 174 2 194 Change over switch unit ...

Page 21: ...ent of Aperture opening Aperture lever 143 Move the aperture lever to the full up position Check for the aperture Standard Full aperture In case it is out of standard loosen and move the 2 screws 143 fore and aft for adjustment After the adjustment fix the 2 screws 143 wit Screw Lock 3 pieces of Both sided adhesive tape ...

Page 22: ... the full up position of the wide zoom and set the lens on the measurement stand Reset the measurement to 0 at top face of G10 lens Reassemble the 4th lens group and measure between the top faces of G10 and G12 i e the above B Calculate the following B A C 5 779 C Size of washer 136 Put the washer 136 into the bottom of the 4th lens group G10 lens G12 lens 48 3 199 3 B47 136 B A G11 lens 4th lens ...

Page 23: ...ustment thickness in order to display them on the PC screen How to adjust Start up the F F D adjustment software J18357 and enter each measured value in accordance with the instructions on PC displays According to the calculated results on the display adjust each washer s thickness of the first lens group s washer 186 the second lens group s washer 135 and the mount s washer 178 F F D adjustment B...

Page 24: ...oom and distance scale rings are set in position the encoder signals 1 3 should be as follows f 28mm f 50mm f 105mm f 200mm Encoder signal 1 2 3 1 2 3 1 2 3 1 2 3 dfh feh f8h dah feh f8h 7dh feh f8h fch feh f8h 1 0 m dfh feh 7dh dah feh 7dh 7dh feh 7dh fch feh fch Closest distance position dfh feh d6h dah feh d6h 7dh feh d6h fch feh d6h Zoom ring Distance scale position In case the encoder signal ...

Page 25: ...028 J18357 J18265D J15315 2 Name DRY SURF MZ 800S FLOIL G92KA SCREW LOCK 1401C CEMEDAIN 8008 BLACK BACK FOCUS COLLIMATER LT 500S LENS ADAPTER FOR FOCUS TESTER F F D INSPECTION FD INSPECTION FD FOR AF LENS P060 COMMUNICATION TOOL F70 Body PERSONAL COMPUTER Note IBM 3 5inch IBM 3 5inch NEW TOOL ...

Page 26: ...JAA78351 R 3597 A F1 AF28 200 3 5 5 6G 外観図 Sketch drawings ...

Page 27: ...JAA78351 R 3597 A F2 AF28 200 3 5 5 6G 組立図 Structure of the Lens ...

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