Nikon AF-S VR DX Zoom Nikkor 18-200/3.5-5.6G ED Repair Manual
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Nikon AF-S VR DX Zoom Nikkor 18-200/3.5-5.6G ED Repair Manual

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AF-S VR DX Zoom Nikkor
18-200/3.5-5.6G ED
JAA79471
JAA79451
Printed in Japan Dec 2005
(MADE IN JAPAN)
(MADE IN THAILAND)
REPAIR MANUAL
JAA79471-R.3678.A
作成承認印
Copyrigh ｃ 2005 by Nikon Corporation.
All Rights Reserved.
無断転載を禁ず !!
INC
配布許可印

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Summary of Contents for Nikon AF-S VR DX Zoom Nikkor 18-200/3.5-5.6G ED

  • Page 1 JAA79471-R.3678.A 作成承認印 配布許可印 AF-S VR DX Zoom Nikkor 18-200/3.5-5.6G ED JAA79471 (MADE IN JAPAN) JAA79451 (MADE IN THAILAND) REPAIR MANUAL Copyrigh ｃ 2005 by Nikon Corporation. All Rights Reserved. 無断転載を禁ず !! Printed in Japan Dec 2005...
  • Page 2 JAA79471-R.3678.A Specifications Type of lens: G-type AF-S DX VR Zoom-Nikkor lens having built-in CPU and Nikon bayonet mount [Specially designed for use with the Nikon digital SLR cameras (Nikon DX format)] Focal length: 18mm–200mm Maximum aperture: f/3.5–5.6 Lens construction: 16 elements in 12 groups (3 aspherical lens and 2 ED lens elements) Picture angle: 76°–...
  • Page 3 JAA79471-R.3678.A ※ Before Disassembly / (Re)assembly / Adjustment 　On this lens, the VR (vibration-reduction) unit is mounted to correct the picture blur. 　In order to maintain the functional accuracy of the picture blur correction, if detaching the VR (vibration-reduction) unit and gyro base plate or if removing the main PCB unit, be sure to adjust the VR by using the VR lens adjustment equipment (J15380）.
  • Page 4 JAA79471-R.3678.A 1. Disassembly 1st lens group 1st lens group (B0006) Retaining ring (#42) G1-2 cemented lens #133 Filter ring Cover ring (#62) 1st lens-group cover ring (#60) #128×6 #100 Filter ring - D2･ AF-S VRDX18-200/3.5-5.6G -...
  • Page 5 JAA79471-R.3678.A 2nd lens group New Tool ★ ① Set the lens zoom position to 18 mm , while the focus ring to "∞" position. ② Mount the 2nd lens-group retaining tool ( J11318) on the lens by aligning the indexes with each other. ★...
  • Page 6 JAA79471-R.3678.A Rear cover ring #118×3 #117×2 Rear cover ring Bayonet mount #114 #115×3 Bayonet mount - D4･ AF-S VRDX18-200/3.5-5.6G -...
  • Page 7 JAA79471-R.3678.A Change-SW unit Change-SW unit Rear cover (B1001) connector unit Rear cover Rear cover - D5･ AF-S VRDX18-200/3.5-5.6G -...
  • Page 8 JAA79471-R.3678.A Contacts unit Contacts unit Connector Main PCB unit 　① Remove the VR FPC, encoder FPC, GMR sensor, and SWM-FPC from each connector. VR FPC ② Remove the gyro-FPC from the body. Encoder FPC Gyro-FPC Connector SWM FPC ④ Remove the main PCB unit by taking out the screw (#123) of lug plate.
  • Page 9 JAA79471-R.3678.A Distance-brush Rotate the MF ring, and set the distance scale to "1 m". 　 （Revision） ① Rotate the focusing ring to "close"-end. #112 ② Take out the screw (#112) to remove the distance-brush. 　 （Revision） Distance-brush MF ring Position where the distance-brush must be removed Distance scale (Reference line)
  • Page 10 JAA79471-R.3678.A SWM unit #154×2 Be careful NOT to touch A-part directly by hand. SWM unit A-part MF-ring, Rubber ring MF-ring Rubber ring - D8･ AF-S VRDX18-200/3.5-5.6G -...
  • Page 11 JAA79471-R.3678.A Removal of Zoom index ring unit from Lens body ① Remove the polyester tape. ② Take out two screws (#123). #123×2 Polyester tape ③ Rotate the gear unit and set to "close"-side. ④ Remove the zoom index unit from the lens body. Zoom index ring unit Gear unit Lens body...
  • Page 12 JAA79471-R.3678.A GMR sensor FPC unit GMR sensor FPC unit Caution: When the GMR sensor FPC unit is removed, do NOT bend the area of doted lines. Zoom index ring ① Take out the screw (#144) and remove the lens zoom control key. ②...
  • Page 13 JAA79471-R.3678.A Cover ring unit ・ Take out three screws (#110), and remove the reinforcing ring unit and cover ring unit. Reinforcing ring unit Cover ring unit #110×3 #107 #110 In some cases, the adjustment washer (#107) is put in. Zoom brush ・...
  • Page 14 JAA79471-R.3678.A 2nd lens-group straight ring unit ・ Take out three screws (#67), and remove the 2nd lens-group straight ring unit. #68×3 #67×3 2nd lens-G straight ring unit Caution: The 2nd lens-G straight ring unit must not be disassembled any further at service facilities, because if it is, special tools and several selected rollers become necessary for assembly.
  • Page 15 JAA79471-R.3678.A Removal VR FPC unit ・ Remove the VR FPC. VR FPC unit 4th lens group sliding ring ・ Take out three screws (#81), and remove the 4th lens-G sliding ring. 4th lens-G sliding ring #81×3 #84×3 - D13 ･ AF-S VRDX18-200/3.5-5.6G -...
  • Page 16 JAA79471-R.3678.A Removal of VR unit 　 （Addition） Caution) The smaller diameter side of the stepped ① Take out three screws (#68). rollers (#148 X 3) comes to VR unit. ② Remove the VR unit. #68×3 #147×3 #148×3 VR unit Fixed tube Aperture blade unit VR unit Blade mounting plate...
  • Page 17 JAA79471-R.3678.A 3rd-4th lens group cam ring 　� � Remove each roller. 　� � Remove 3rd-4th lens-G cam ring. #102 #103　A ～ H #94　A ～ D #102 #103 A ～ F 3rd-4th lens-G cam ring #84A ～ D #111 Encoder FPC #150 #149 #102×3...
  • Page 18 JAA79471-R.3678.A 2. Assembly / Adjustment Encoder FPC Apply to the overall surface of the inside. Grease: MZ-800S Zoom encoder Distance encoder Reference position for attachment Reference position for attachment To cam groove Fixed tube Grease: I-40 3rd-4th lens group cam ring ①...
  • Page 19 JAA79471-R.3678.A Aperture blade unit ・ Fit the three convex portions of the retaining plate into the three holes of the blade mounting plate in the order of ① and ② . VR unit Blade mounting plate Retaining plate Blade actuating plate Blade×7 ①...
  • Page 20 JAA79471-R.3678.A Screw holes for 4th lens-G×3 ・ Assemble the 4th lens-group sliding ring into the fixed tube. 4th lens-G sliding ring ・ Fix them with three screws (#81). Adhesive: Lockend R #81×3 #84×3 Installation of VR FPC unit Reference plane for attaching VR FPC Position for attaching VR　...
  • Page 21 JAA79471-R.3678.A 2nd lens-group straight ring unit ・ Assemble the fi xed tube into the 2nd lens-group straight ring unit, and fi x them with three screws (#67). Fixed tube 2nd lens-G straight ring unit #67×3 Adhesive: Lockend B Zoom brush ・...
  • Page 22 JAA79471-R.3678.A ・ Assemble the reinforcing ring unit and the cover ring unit, and fix them with three screws (#110). #110×3 Adhesive: Lockend B ・ When the three screws (#110) are attached, GOOD the vertical position of the screw slot is considered as 90°-direction.
  • Page 23 JAA79471-R.3678.A Zoom index ring ① Put the two screws (#112) into the block (#155). Block Zoom index ring Adhesive: Screwlock #112×2 ② Align the edge of "∞" of the distance scale sticker with the index of the zoom index ring, and assemble the gear unit.
  • Page 24 JAA79471-R.3678.A ① Pass the FPC of the GMR sensor FPC unit through the hole to assemble. Zoom index ring #130 #112×2 Installation of Zoom index ring unit in Lens body ① Align the vertical groove of the zoom index ring unit with the pin "A" of the lens body, and assemble them. Zoom index ring unit - A7･...
  • Page 25 JAA79471-R.3678.A 4th lens group △（Moved to page A16-1） 　 ・ Fit the two cutouts and three screw holes of the washer (#139) in the 4th lens-group sliding frame. ・ Fit the two cutouts and three screw holes of the 4th lens group in the 4th lens-group sliding frame, then fix them with three screws (#124).
  • Page 26 JAA79471-R.3678.A SWM unit Adhesive: Screwlock #145×2 Caution: Do NOT touch the A-part directly by hand. SWM unit A-part Focus key ① Set the MF ring to "close"-side, while the zoom ring to "wide"-side. ② Rotate #25 (See "Pic.1") by hand so that the groove of #25 is set at the position of "Pic. 2". ③...
  • Page 27 JAA79471-R.3678.A Inspection and adjustment of output waveform of MR encoder ● When the MR head is disassembled and replaced, be sure to make an adjustment. 1. Device: 　　・Single-output rated voltage power-supply　　1 unit: 5V 100mA 　　・ Oscilloscope　　　1 unit 　　・ Self-made tool 1 unit　　...
  • Page 28 JAA79471-R.3678.A ● Oscilloscope setting 　V/Div (ch1) : 50 mV 　V/Div (ch2) : 50 mV : AC 　Coupling : 5 m Sec 　Time/Div 　Trigger Mode : NORMAL 　Trigger Coupling : AC Amplitude Standard: Amplitude of all pulses/ waveforms is 80mV or more. Fig.1 Note: Check the waveform by moving the focus ring back and forth from the...
  • Page 29 JAA79471-R.3678.A 　＜ Ref. ＞ 　● As shown in Fig. 1, if the amplitude of only either CH1 or CH2 is small, one of the 2 screws (#218) may be loosened, so check for it. If this is not the case, the MR head may malfunction, so replace the GMR sensor unit and make a readjustment.
  • Page 30 JAA79471-R.3678.A Distance-brush and set the distance scale to "1 m". (Revision) △ ① Rotate the MF-ring to "close"-end. Adhesive: Screwlock #112 ② Attach the distance-brush with the screw (#112) temporarily. △ (Revision) ③ Rotate the MF-ring and set the distance scale to the center △...
  • Page 31 JAA79471-R.3678.A ③ Attach the gyro-FPC. △ （Revision） Apply to 4places. Adhesive: C-8008B ④ Insert each FPC in the main PCB. VR FPC Encoder FPC Do NOT leave any slackness of the top lid nor insert the FPC at an angle. GMR sensor FPC No slackness No insertion at an angle.
  • Page 32 JAA79471-R.3678.A - A15 ･ AF-S VRDX18-200/3.5-5.6G -...
  • Page 33 JAA79471-R.3678.A Bayonet mount ① Put the washer (#79) on the body. ② Insert the lever part of the bayonet mount in the cutout of the body, and mount the bayonet mount. (Fig.1) △ (Addition) ③ Fix the bayonet mount with three screws (#115,#114). #115×3 #114 Bayonet mount...
  • Page 34 JAA79471-R.3678.A Clearance adjustment between 3rd lens group and 4th lens group Ｂ G13 lens Mounting surface of 4th lens group 4th lens group G12 lens Mounted surface of 4th lens group ① Measure the clearance between the mounting surface of the 4th lens group and the R1 surface of G13 lens Ａ...
  • Page 35 JAA79471-R.3678.A ・ Set the zoom to "Tele". Position adjustment of Aperture lever (at the position where the 2nd and 3rd lens are pushed in.) ・ Mount the tool (J18004-1), and check the aperture diameter. Standard: Full aperture ・ In case the result is out of standard, loosen the two adjustable screws (#121) of the aperture lever and make an adjustment by moving #23.
  • Page 36 JAA79471-R.3678.A New tool ★ ① Set the lens zoom position to "18 mm ", while the focusing ring to "∞" position. ② Align the index of the 2nd lens-group retaining tool ( ★ J11318) with the index of lens, and assemble them. ★...
  • Page 37 JAA79471-R.3678.A Filter ring △ (Revision) Cover ring (#62) 1st lens-group cover ring (#60) #128×6 #100 Filter ring 1st lens group △ (Revision) 1st lens group (B0006) Retaining ring (#42) G1-2 cemented lens #133 Changed page March. 17. 2006 - A19 ･ AF-S VRDX18-200/3.5-5.6G - ×...
  • Page 38 JAA79471-R.3678.A Adjustment (Division) of Focus movement (T, W) 1. Align （∞)-mark of the focus ring with the index. 2. Fix the aperture lever so that the aperture becomes full. 3. Read each value of WIDE, MIDDLE and TELE sides. 4. Calculate as follows: （A －...
  • Page 39 JAA79471-R.3678.A Preparation for inspection & adjustment of main PCB ● In case of replacing the main PCB, SWM unit or MR encoder unit, be sure to make the necessary adjustments as follows: 1. Adjustments 　・Adjust the MR duty 　・Adjust the driving frequency and motor control (including Focus preset adjustment) 2.
  • Page 40 JAA79471-R.3678.A 【System confi guration】 Power supply (6V) （＋） （－） Oscilloscope When the RS232C terminal of the personal computer AF-I communication box is a 9-pin type, connect it by using the 25-pin/9-pin (J15306-1) conversion connector. RJ does not supply this connector. Use products on the market. AF-I communication adapter To RS232C (J15307)
  • Page 41 JAA79471-R.3678.A Adjustment of MR duty ●In case of replacing the main PCB, SWM unit and MR encoder unit, be sure to make adjustments. ●In case of replacing the main PCB, be sure to perform [READING AND REWRITING OF EEPROM DATA.] then [3.WRITING THE FIXED VALUES.] 　How to adjust 　①...
  • Page 42 JAA79471-R.3678.A Adjustment of Driving frequency and Motor control ● In case of replacing the main PCB, SWM unit and MR encoder unit, be sure to make adjustments. 　① The method of connection of the rated voltage power supply and measuring tools is the same as "ADJUSTMENT OF MR DUTY".
  • Page 43 JAA79471-R.3678.A Inspection of Lens operations Inspection of Lens operations Check the lens operations by using a personal computer after assembling. ○ Check by personal computer ● Check by the following considerations: 　　1. MR encoder operations 　　・Drive the scanning of lens and check the total number of pulses. 　　・In case the MR head of the MR encoder and the magnetic tape are misaligned, the number of pulses becomes out of standard.
  • Page 44 JAA79471-R.3678.A ●AF-S VR18-200 inspection program 　(1) Menu screen ・Menu items 　The items 1 and 2 are used for adjustments. 　The item 3 is used for reading and writing EEPROM DATA. 　The items 4~7 are used for inspections. ・Selection items 　After selecting items screens appear, such as the lens selection, the focal length selection, the voltage setting, the inspection mode start.
  • Page 45 JAA79471-R.3678.A (2) Inspection of MR encoder operations △  (Revision) ＜＜＜　 Running Running 　＞＞＞ EXECUTING Caution：If the MF ring is rotated while the lens scanning is driven, the pulse shows an abnormal value. Do NOT touch the MF ring during operations. When the inspection ends, the result of the next page appears. Change page △...
  • Page 46 JAA79471-R.3678.A 　The difference in pulse before and after the inspection must be within the standard. 　 　 < Standard > Total pulses　：　4576 ± 70 PULSE(S) - A28 ･ AF-S VRDX18-200/3.5-5.6G -...
  • Page 47 JAA79471-R.3678.A 　(3) Inspection of lens-servo stop accuracy ① Make this inspection on both focal length 18mm (W) and 200mm (T). ② If the lens stops while inspecting the lens-servo stop accuracy, select "3. ADJUST DELAY-TIME" of the below Fig.2, and input a figure between 0-1000 for the delay time (msec: millisecond) which prevents stopping the lens.
  • Page 48 JAA79471-R.3678.A ① ④ ⑤ ② ③ Caution：If the MF ring is rotated while the lens scanning is driven, the pulse shows an abnormal value. Do NOT touch the MF ring during operations. During the lens driving, the above screen is displayed. The number of overrun/underrun pulses must be within the standards after the lens back-and forth driving 1-motion ("1/1TIME (S)."...
  • Page 49 JAA79471-R.3678.A 　(4) Inspection of lens-servo time Make this inspection on both focal length 18mm (W) and 200mm (T). 　　 。 Select the servo driving amount respectively. Each lens-servo drive time must be within the standard. Caution：If the MF ring is rotated during inspections, the waveform shows an abnormal value. Do NOT touch the MF ring during inspections.
  • Page 50 JAA79471-R.3678.A 　(5) Inspection of switches and lens conditions ① ② ③ ④ ⑤ ⑥ ⑦ 　　① Type of lens 　　② Version of CPU in the lens 　　③ Status of Focus mode-change SW 　　④ Status of Vibration reduction SW 　　⑤ Status of Vibration reduction mode-change SW 　　⑥...
  • Page 51 JAA79471-R.3678.A Necessary adjustment when replacing parts Adjustments Inspection & adjustment for MR encoder operations; Adjustment for MR duty Parts to be Parts to be (Necessary to write fi xed value); lens-servo stop accuracy; VR adjustment replaced driving frequency; motor control lens-servo time;...
  • Page 52 JAA79471-R.3678.A Attachment holder of the rear lens G （J19127P） - A34 ･ AF-S VRDX18-200/3.5-5.6G -...
  • Page 53 JAA79471-R.3678.A - A35 ･ AF-S VRDX18-200/3.5-5.6G -...
  • Page 54 JAA79471-R.3678.A - A36 ･ AF-S VRDX18-200/3.5-5.6G -...
  • Page 55 JAA79471-R.3678.A 　⑤ With the three screws of the rear lens chamber of the lens being loose, mount the lens to be examined on the equipment (for periphery alignment). (ref. ① for how to attach it.) 　⑥ Set the lens to WIDE-end. Place the zoom-fixing base, then turn the zoom ring towards TELE until the lens touches the zoom fixing base.
  • Page 56 JAA79471-R.3678.A ⑨ Rotate the knobs of the micrometer (X and Y-axes) so that the intersection point of the cross lines (calibrated) comes in the center of the Monitor. Caution: If X-axis and Y-axis are unable to move, do not forcedly rotate the knobs. ⑩...
  • Page 57 JAA79471-R.3678.A 30 cm - A39 ･ AF-S VRDX18-200/3.5-5.6G -...
  • Page 58 JAA79471-R.3678.A ④ Turn the power of viewers (5 pcs.) to ON. (Note: If the batteries of viewers are exhausted with decreased brightness, the shooting data cannot be obtained correctly.) Viewer× 5 pcs. Back Front △ (Addition) ⑤ Fit the lens to be examined in the camera (D100). Set the zoom to WIDE (18 mm) and Focusing at infinity. ⑥...
  • Page 59 JAA79471-R.3678.A 　⑫ Set the indication pointer of the tripod to 30 cm. 　⑬ Darken the room. 　⑭ Click "Focusing" button. AF is activated to focus and the shutter is released. ⑮ Set the focus mode of the camera (D100) to "M". 　⑯...
  • Page 60 JAA79471-R.3678.A Note 1: When the below warning is given, there may be some defects in the brightness of the viewers and/or parallelism of the chart and camera, etc. So correct the above and make a remeasurement. Note 2: When the below warning is given, recheck that the Quality mode of the camera is set to RAW. Note 3: When the below warning is given, recheck that the zoom ring of the lens is set to TELE-end.
  • Page 61 JAA79471-R.3678.A - A43 ･ AF-S VRDX18-200/3.5-5.6G -...
  • Page 62 JAA79471-R.3678.A (4) Rear lens group alignment ① Mount the lens on the equipment (for center). (ref. ① of (2) for how to fit in it.) ② Set the lens to WIDE-end. Put the zoom-fixing base, and rotate the zoom ring towards TELE until the lens touches the zoom-fixing base.
  • Page 63 JAA79471-R.3678.A Press the "LINE ON/OFF" button of LINE GENERATOR. Turn the knobs of “X1” and “Y1” 　⑤ until X- and Y-lines are displayed on the monitor. Move these X- and Y-lines so that they coincide with the cross lines of the CCD camera. Then press "LINE LOCK"...
  • Page 64 JAA79471-R.3678.A Insert the three alignment screwdrivers (long, middle, short) in the loosened screw holes of the rear lens 　⑥ chamber, and loosen the screws. Note) Because the screws cannot be seen, when inserting the alignment screwdrivers, put them straight down in the screw holes so that the screws can be easily found.
  • Page 65 JAA79471-R.3678.A Move the holder-moving lever up to lock the holder. ⑩ Check that a shift length caused by the cross lines and the X/Y lines is equal to the scales (1 = 1 scale of the ⑪ calibrated cross lines) of the results of "Chart shooting of the rear lens group alignment". (ref. Pic.1) Note: After fi xing the three screws of the rear lens-G chamber, if a shift length is different from the results of the chart shooting, repeat the procedure from ④...
  • Page 66 JAA79471-R.3678.A How to create positioning tool of Rear lens-group holder for lens alignment (AF-S DX 18-200/3.5-5.6G) 1: Summary 1-1: This is a positioning tool of the rear lens group holder for lens alignment, in order to secure the position for attaching the rear lens group temporarily.
  • Page 67 JAA79471-R.3678.A - A49 ･ AF-S VRDX18-200/3.5-5.6G -...
  • Page 68 JAA79471-R.3678.A How to create Setting board of "Lens alignment chart" and "Viewer" 1. Summary 1-1: In order to get necessary data for lens alignment, this board is created to use for setting a special chart and light viewers (for chart illumination), while taking pictures of the special chart with a digital camera. 2.
  • Page 69 JAA79471-R.3678.A （Fig. 1- Prepare two package cardboard boxes, （Fig. 2 - As for the 1st flattened cardboard box, cut out the and flatten them as below.） <154 x 245 mm sized> shape at 5 locations.） （Fig. 4-　As for the 2nd flattened cardboard box, cut （Fig.
  • Page 70 JAA79471-R.3678.A VR ADJUSTMENT 　When performing the VR adjustment, please refer to the [Instruction Manual] attached to the VR lens adjustment equipment (J15380). WARNING This equipment uses the laser beam. ● Do not look into the laser beam directory. Preparation for the VR adjustment 　①...
  • Page 71 JAA79471-R.3678.A 　Procedure to mount the lens １．Attach the lens to the equipment and move the lens retainer stand in the direction of the arrow. Lens retainer stand ２．Move the lens retainer stand to the position shown in Figure below and fix it by tightening the clamp. Clamp - A53 ･...
  • Page 72 JAA79471-R.3678.A 　④ Turn on the VR lens adjustment equipment (J15380) and run the adjustment software. 　⑤ Move the cursor to [AF-S VR 18-200/3.5-5.6G] in the Lens Selection window and click it. ※ If the below mesage appears, set the zoom ring again by referring to the pre-page [Procedure to mount the lens] 　and click the [OK] button.
  • Page 73 JAA79471-R.3678.A VIBRATION REDUCTION MODE SW INSPECTION 　① Move the cursor to a box in front of the [VR Mode Switch Inspection] and click to mark the check marking. 　② Move the cursor to the Execute button and click it. 　③ VR Mode Switch Inspection window is shown. - A55 ･...
  • Page 74 JAA79471-R.3678.A 　④ The position of VR mode switch is indicated. By turning the VR mode switch, the current position is shown in the real time. VR mode switch 　⑤ When finishing the VR mode switch, move the cursor to the [Exit] button and click it to evacuate from the inspection window.
  • Page 75 JAA79471-R.3678.A VR LENS POSITION ADJUSTMENT 　① Move the cursor to a box in front of the [VR Lens Position Adjustment] and click it to mark the check marking. 　② Move the cursor to the Execute button and click it. ③ The message like a picture on the left is shown. Set the VR mode switch of the lens to ON (Full or Release), and then move the cursor to the OK button and click it.
  • Page 76 JAA79471-R.3678.A 　・Gamma and Shift Adjustment (Controlled automatically) 　　Adjust the inclination and control center position on the basis of the position sensor output in the VR unit. 　　In-between times, the message to confirm the lens position of angle (0 or 90degrees) appears. 　　So, set the lens to the position and click the [OK] button.
  • Page 77 JAA79471-R.3678.A VR GYRO ADJUSTMENT 　① Move the cursor to a box in front of [VR Gyro Adjustment] and click it to mark the check marking. 　② Move the cursor to the Execute button and click it. ③ The message like a picture on the left is shown. Set it to the Telephoto settings.
  • Page 78 JAA79471-R.3678.A 「VIBRATION」switch 「SERVO」switch ⑤ Press the SERVO [ON] button and the VIBRATION [START] button of the VR lensadjustment equipment (J15380). 　⑥ With the equipment starts to vibrate, measure the length of the vibration width a of the laser beam. α Notes：The phenomenon that the laser spot light shakes up and down, right and left occurs during measuring the vibration width.
  • Page 79 JAA79471-R.3678.A - A61 ･ AF-S VRDX18-200/3.5-5.6G -...
  • Page 80 JAA79471-R.3678.A 　 《Reference》 △ 　・The laser spot beam is irradiated about 5 mm in diameter at 5 m ahead. △ 　① To adjust the vibration width at the center of the Approx. 5mm 　laser spot beam, measure the whole vibration width first.
  • Page 81 JAA79471-R.3678.A △(Addition) ・ Press VIBRATION "STOP" button of VR lens adjustment equipment (J15380) to stop the vibration. △(Addition) ・ Turn the lens through 90 ° towards the arrow direction. Press VIBRATION "START" button of [J15380] to start the vibration. △(Revision) ・...
  • Page 82 JAA79471-R.3678.A STANDARD TO JUDGE THE VR PERFORMANCE 　Please refer to the following chart before performing the VR adjustment for the product of which VR is defective 　with the equipment. Check １ Mount the lens to the usable body ・Set the VR mode to「ON」 Repeat to press the shutter ・Repeat to press the shutter release button lightly a few times while release button lightly...
  • Page 83 JAA79471-R.3678.A Check ２ Mount the lens on the equipment (J15380) ・How much does the vibration width reduce against those Check the vibration width of when the VR mode is OFF and ON at the VR Gyro of laser Adjustment. What is the reduction rate of the vibration width? Less than 1/5 More than 1/5...
  • Page 84 JAA79471-R.3678.A Aberration compensation data writing adjustment ・ This adjustment uses the software which calculates the aberration compensation data according to the feature of lens aberration and writes in EEPROM of the lens, in order to improve the accuracy of autofocus. Note: This adjustment is necessary when the main PCB and/or each lens part (glass, lens chamber) is replaced or when each lens part is disassembled.
  • Page 85 JAA79471-R.3678.A （ Target chart ） （ Resolution chart ） - A67 ･ AF-S VRDX18-200/3.5-5.6G -...
  • Page 86 JAA79471-R.3678.A (3) Writing aberration compensation data ① Prepare a camera (D100). Set the "Exposure mode" to "A" for full aperture and "Focus mode" to "S". On the shooting menu, set the "Image quality mode" to "FINE", "Image size" to"L", "WB" to "Preset", and "ISO"...
  • Page 87 JAA79471-R.3678.A 　⑥ Confirm that "AF-S VR 18-200/3.5-5.6G" is selected on "Lens select" screen. Click "OK". 　⑦ Click the "Defocus rectify..." button. - A69 ･ AF-S VRDX18-200/3.5-5.6G -...
  • Page 88 JAA79471-R.3678.A 　⑧ Click the "JPEG Shot" button. ⑨ The shutter is released after the AF operation. The shot image is automatically displayed on the PC screen. Scale the image to 100% and check which chart is in focus of the 5 resolution charts. Caution: Because this lens has a deep focal depth even if the aperture is fully open, when looking for the center of focus, compare two distant charts between which there are two or more charts.
  • Page 89 JAA79471-R.3678.A ⑪ Set the focal length of the lens to 18 mm, and the distance between the test chart and camera (CCD face) to 72 ± 2 cm. 　⑫ Perform the operations from ⑧ to ⑩ of the previous page. 　⑬...
  • Page 90 JAA79471-R.3678.A 　⑮ The reconfirmation screen is displayed. Click "OK". 　⑯ An hourglass is displayed on the screen, and writing starts. The below screen is displayed after a few seconds. Turn camera OFF and turn it ON again. Click "OK", and the adjustment software restarts. Note: Unless the camera is turned off once, the value that was written in EEPROM is not reflected.
  • Page 91 JAA79471-R.3678.A 実体配線図 WIRING Lock coil Orange White X-axis coil Subject Mount surface surface Y-axis coil Lens body Black - E1・AF-S VRDX 18-200/3.5-5.6G -...
  • Page 92 JAA79471-R.3678.A 外観図　Sketch Drawings - F1･ AF-S VRDX18-200/3.5-5.6G -...
  • Page 93 JAA79471-R.3678.A 組立図　Structure of the Lens - F2 ・AF-S VRDX 18-200/3.5-5.6G -...
  • Page 94 JAA79471-R.3678.A - F3 ・AF-S VRDX 18-200/3.5-5.6G -...
  • Page 95 JAA79471-R.3678.A - F4 ・AF-S VRDX 18-200/3.5-5.6G -...
  • Page 96 JAA79471-R.3678.A 工具編 TOOLS ★：NEW TOOL RJ 番号 名称 備考 RJ No. NAME OF TOOL OTHERS 縦型焦点面検査器　ＬＴ－５００Ｓ J19002 BACK FOCUS COLLIMATER LT-500S J9001-5N 安定化電源５Ａ DC REGULATED POWER SUPPLY 5A Ｆ用レンズ受け台 J18028 LENS ADAPTER FOR FOCUS TESTER J18398 AF-S VR 18-200 点検・調整ソフト ★...
  • Page 97 JAA79471-R.3678.A ★：NEW TOOL RJ 番号 名称 備考 RJ No. NAME OF TOOL OTHERS △ △（Revise) △（Revise) △ ( 追加 ) (Addition) J18379 AFS18-200 調芯装置用調整ソフト（ＬＷＭ） Ver.1.1.0.7 or later J18401 ★ △ (Addition) Ver.1.1.0.8 AFS18-200ADJ.FD (LWM)FOR LENS ALIGNMENT 工具設定なし 鉛フリーはんだコテ RJNo.is not LEAD FREE SOLDERING IRON available 鉛フリー糸はんだ...
  • Page 98 JAA79471-R.3678.A Making of Self-made Tool ● To inspect and adjust the output waveform of MR encoder, it is necessary to make a self-made tool by using the main PCB (IS020-426) of repair parts. (If there is a defective main PCB after replacements/repairs, use the defective one.) Make a self-made tool according to the following procedure.

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