Nikon D50 Repair Manual

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Printed in Japan June 2005

REPAIR MANUAL

作成承認印

VBA12001

Copyrigh ｃ 2005 by Nikon Corporation.

VBA12001-R.3668.A

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Summary of Contents for Nikon D50

Page 2 • 3008 × 2000 (Large) • 2256 × 1496 (Medium) • 1504 × 1000 (Small) Lens mount Nikon F mount (with AF coupling and AF contacts) Compatible lenses Type G or D AF Nikkor All functions supported Micro Nikkor 85 mm All functions supported except autofocus and some exposure f/2.8D...
Page 3 VBA12001-R.3668.A Autofocus TTL phase detection by Nikon Multi-CAM900 autofocus module with AF-assist illuminator (range approximately 0.5–3.0 m / 1´8″– 9´10″) Detection range –1 – +19 EV (ISO 100 at 20 °C/68 °F) AF-area mode Single-area AF, dynamic-area AF, dynamic-area AF with closest...
Page 4 VBA12001-R.3668.A Built-in Speedlight • auto flash with auto pop-up • P , S , A , M : manual pop-up with button release Guide number • ISO 200: approximately 15/49 (manual 17/56) (m / ft at 20 °C/68 °F) • ISO 100: approximately 11/36 (manual 12/39) Flash Sync contact X-contact only;...
Page 5 • Nikon reserves the right to change the specifications of the hardware and software described this manual at any time and without prior notice. Nikon will not be held liable for damages that may result from any mistakes that this manual may contain.
Page 6 VBA12001-R.3668.A Points to notice for Disassembly / Assembly WARNING 警告 � Due to an internal high voltage area, take extra care not to 内部に高電圧部あり。カバーを外す時は感電に注意すること。 get an electric shock when detaching covers.. After removing covers, b e sure to discharge the main カバーを外した後は、修理指針の指示に従ってメインコンデン...
Page 7 VBA12001-R.3668.A Disassembly 1. Separation of Front and Rear Bodies Bottom Cover ・ Take out the screws (#5692 and #5697) and 7 screws (#5677). ・ Remove the bottom cover. #5692 #5697 #5677×7 Bottom cover Rear cover ・ Take out 4 screws (#623). ・...
Page 8 VBA12001-R.3668.A SB pop-up Approx.2cm Approx. 4cm - Ｄ3 ･...
Page 9 VBA12001-R.3668.A WARNING 警告 � Due to an internal high voltage area, take extra care not to get an 内部に高電圧部あり。カバーを外す時は感電に注意すること。 electric shock when detaching covers. カバーを外した後は、修理指針の指示に従ってメインコンデン After removing the covers, be sure to discharge the main サーの放電を必ず行うこと。 condenser according to the instructions of repar manuals. #B5028 Covers ・...
Page 10 VBA12001-R.3668.A DG shield plate ・ Remove 2 soldering bridges. ・ Take out 3 screws (#627). ・ Remove the DG shield plate (#78). #627×3 Soldering bridges DG-PCB unit ・ Remove 5 connectors. ・ Unsolder 2 reset SW wires. ・ Take out 2 screws (#663) and the screw (#627) to remove the DG-PCB unit (#B2031). - Ｄ5 ･...
Page 11 VBA12001-R.3668.A CCD/FPC unit ・ Take out 3 screws (#669) to remove the CCD/FPC unit (#B2032). - Ｄ6 ･...
Page 12 VBA12001-R.3668.A Top Cover ・ Unsolder 4 wires. Gray White Orange Black ・ Take out 2 screws each of (#635, #656, and #5618). The eyepiece frame (#B271) comes off, too. - Ｄ7 ･...
Page 13 VBA12001-R.3668.A SB upper case 　・ Press the pop-up lever A part of the top cover unit so that the built-in SB pops up. 　・ Take out 2 screws (#629). 　・ Push from beneath the hooking lever of the SB upper case as shown in Fig.1 . Then slide 2 hooks in the direction of the arrow to remove the lever.
Page 14 VBA12001-R.3668.A Top cover FPC / Wiring ・ Remove the soldering bridges. ・ Remove the 2 solders of AF-assist illuminating lamps. ・ Remove the solders of 2 SPD sensor wires. ・ Remove the solders of 2 pop-up change SW wires. ・ Remove the solders of 5 accesory shoe contacts. AF-assist illuminating lamp （covered for insulation）...
Page 15 VBA12001-R.3668.A Flash-up spring #305 ・ Unhook the Flash-up spring #650 (#305). ・ Take out the screw (#650) and remove the Flash-up spring (#305). SB lower case unit ・ Pull each wire out of hole. ・ Loosen 2 hooks of the collar (#308) to remove it. ・...
Page 16 VBA12001-R.3668.A M/DFPC unit ・ Take out 2 screws (#640) to remove the M/DFPC unit (#B2455). ・ Remove the rubber SW (#389) and shooting operation-mode button (#388). #B2455 #388 #389 #640 × 2 AF-assist illuminating lamp / Command dial ・ Remove the light-leak proof sponge (#766). ・...
Page 17 VBA12001-R.3668.A Top cover FPC ・ Take out the screw (#644). ・ Take out 5 screws (#635). ・ Remove the top cover FPC (#B2007). ・ Remove the AE-L rubber SW (#387) and AE-L button (#386). #635 × 5 #B2007 #644 #733 #331 #386 #1007...
Page 18 VBA12001-R.3668.A Release button / other small parts #5460 #335 #461 #350 #351 #5345 #5386 #387 #5383 #347 #5381 #348 #604 × 2 #382 - Ｄ13 ･...
Page 19 VBA12001-R.3668.A Outer LCD window / shoe mold unit / accessory shoe / other small parts #318 #316 #5451 B317 #338 #453 #452 #454 #463 #640 #321 #326 #654 × 4 #322 #336 × 2 #337 × 2 - Ｄ14 ･...
Page 20 VBA12001-R.3668.A Main PCB unit Removal of Connector ・ Remove 2 FPCs from the connector - Ｄ15 ･...
Page 21 VBA12001-R.3668.A Separation of Front and Rear bodies #642×3 - Ｄ16 ･...
Page 22 VBA12001-R.3668.A 2. Rear body Sub-PCB unit ・ Unsolder 3 wires of electronic buzzer . Remove the soldering bridges. ・ Take out 3 screws (#644). 　・ Remove Sub-PCB.(#B2002) #644×3 #B2002 3 wires of electronic buzzer . Soldering bridges Electronic buzzer unit / Battery-extrusion spring 　#673×3 ・...
Page 23 VBA12001-R.3668.A Clock battery unit ・ Unsolder 2 wires of the clock battery unit. 　・ Remove 2 screws (#642). ・ Remove the clock battery holder (#73). ・ Remove the clock battery unit (B1059). Black （B1059）＃ 642×2 - Ｄ18 ･...
Page 24 VBA12001-R.3668.A SB-PCBwires ・ Unsolder 4 wires of DC/DC PCB unit. Be careful that some PCBs at the inital stage of mass-production have different colored wire. Black Black Black Blown Blown Yellow Blue Blue White marking is painted for identification. Bottom wires ・...
Page 25 VBA12001-R.3668.A SQ PCB ・ Take out 2 screws (#627). #627×2 #633 ・ Take out the screw (#633). ・ Remove the SQ-PCB (B91). (B91） DC/DC PCB unit ・ Take out 2 screws (#693). ・ Remove the DC/DC PCB unit (B2030). #693×2 （B2030）...
Page 26 VBA12001-R.3668.A Lug plate / Bottom base unit #647 ・ Take out the screw (#647). #633 ・ Remove #80. ・ Take out the screw (#633). ・ Remove #81. ・ Remove #2030. ・ Take out 2 screws (#633). #2030 #633×2 ・ Take out 4 screws (#635). ・...
Page 27 VBA12001-R.3668.A SB unit ・ Remove the condenser (B1043). ・ Take out 2 screws (#635). ・ Remove the SB unit (B2041). #635×2 The condensor (#B1043) is fixed with 2 pieces of the both-sided adhesive tape (#754). （B2041）（B1043） - Ｄ22 ･...
Page 28 VBA12001-R.3668.A Rear body small parts #617×2 #146 #617×2 #150 #145 #777 #149 #76×2 #746 #747 #714 #790 　#680×2 #790×2 #764×2 #761 #765 - Ｄ23 ･...
Page 29: Front Body
VBA12001-R.3668.A 3. Front Body ・ Take out 3 screws (#291) to remove the metering FPC unit (#B2008). ・ 3 springs (#290) come off. ・ Take out 2 screws (#635) to remove the metering FPC-base unit (#B286). ・ Remove the tape (#796). ・...
Page 30 VBA12001-R.3668.A #642×2 Penta unit #709×2 #B4-2 Adhesive #256 #642×2 #255 #283 #B277 #B1021 #280×2 #282 #1046 #739×2 #278 #B279×2 #792A×2 #297 #284 - Ｄ25 ･...
Page 31 VBA12001-R.3668.A AF PCB unit Shutter unit ・ Unsolder 7 wires. #607 ・ Take out the screw (#607 and #627) to detach the shutter unit #627 #B31 (#B31). - Ｄ26 ･...
Page 32 VBA12001-R.3668.A Inner LCD unit ・ Take out 2 screws (#626) to remove the inner LCD unit (#B2010). #B2010 #626 × 2 Front body FPC unit - Ｄ27 ･...
Page 33 VBA12001-R.3668.A Aperture control unit Procedure ① Unsolder 2 wires . ② Remove the screw (#661), spring (#214) and the lever (#254). ③ Take out 3 screws (#642). ④ Press down the aperture lever with Finger to move the aperture coupling lever (#207) in the direction of arrow( ⑤...
Page 34 VBA12001-R.3668.A AF driving unit Lens release button Vertical lever #642 Horizontal lever #115 #637×2 #621 #119 ・ First, remove the #B116 horizontal lever (#193). #191 #630 #B172 #122 #185 #195 #193 #630 Bayonet unit Soldering bridge of #642 A/M-change SW unit #126 and #114 #B125 #126...
Page 35 VBA12001-R.3668.A Aperture lever unit F-min Switch unit #190 #203 #206 #209 #207 #210 #205 #208 #375 #212 #639 #642 #375 #213 #134 #B133 Mirror unit #B2231 #234 ・ Note that 2 pins (#199) and the pin (#236) are attached with the Super X.
Page 36 VBA12001-R.3668.A Assembly/ ・ NOTE: For undescribed tapes and sponges here in"Assembly", refer to"other tapes/sponges" on PARTS LIST. Adjustment Grease：LEN317A Apply to the inner diameter surface where to put #199 in. #B2231 1. Front body Mirror unit #234 #238 #239 #199 #236 #199 ・...
Page 37 VBA12001-R.3668.A Aperture lever unit F-min 　 SW 　 #639 中 - Ａ2 ･...
Page 38 VBA12001-R.3668.A Aperture control unit 1. Turn the sequence white gear of the aperture control unit in the direction of the arrow, and position the arm as shown in Fig. ① . 2. Place #248 in center of movement of range, and lock it with #249. (ref. Fig. ① ) 3.
Page 39 VBA12001-R.3668.A AF driving unit 　　 Grease: LEN317A Apply a little on sliding surface ・After screwing the spring (#214), hook #254 it to #254. #661 #214 #637×2 #637×2 #214 #661 ・ Position #B172 by fol- lowing the direction and screw it. #B172 A/M change SW Lens release button...
Page 40 VBA12001-R.3668.A #191 #630 #122 #630 Grease: LEN317A #193 #185 Position for hooking spring#195 - Ａ5 ･...
Page 41 VBA12001-R.3668.A - Ａ6 ･...
Page 42 VBA12001-R.3668.A 　#185 1.7±0.15mm Bayonet mount - Ａ7 ･...
Page 43 VBA12001-R.3668.A Soldering bridges #1009 Attachment of #797 and #748 Cross-section view #B22 #B2010 #748 #626×2 #797 #295 - Ａ8 ･...
Page 44 VBA12001-R.3668.A #607 #627 #B31 Solder 9 wires. ・ - Ａ9 ･...
Page 45 VBA12001-R.3668.A AF sensor FPC unit ・ Attach 3 screws (#636) with Hexagonal wrench to screw up but not too tight, then give it about 1 turn counterclockwise. ・ Attach 2 tapes (#709). #636×3 #709 × 2 AF CCD FPC unit #B2163 #170×3 AF CCD FPC unit...
Page 46 VBA12001-R.3668.A 　 Penta unit #709 × 2 #B4-2 #256 Adhere Direction for positioning #642 × 2 of SI glass (#1046) #642×2 #255 #283 #B277 #B1021 #282 #739×2 #1046 #278 #280×2 #B279×2 #792A×2 Adhesive: C-8008B #297 #284 - Ａ11 ･...
Page 47 VBA12001-R.3668.A Angle adjustment of Main mirror and sub-mirror *Tools required: 2. Sub-mirror 47.75° Inspection and Adjustment 1.Main mirror 45°Inspection and Adjustment ① Collimator (J19002) ① Collimator (J19002) ② Reflection mirror (J18362） ② Sub-Mirror 45 deg. inspection tool ③ Optical parallel (J18037）（J18324）...
Page 48 VBA12001-R.3668.A #291×3 #B2008 #290×3 #635×2 #B286 #635×2 #B261 ・ Attach 3 screws (#291) until the metering FPC unit is lightly fixed. Give the reference screw 1 turn counterclockwise. - Ａ13 ･...
Page 49 VBA12001-R.3668.A 2. Rear body Rear body small parts #617×2 #146 #617×2 #150 #145 #777 #149 #76×2 #746 #747 #714 #790 　#680×2 #790×2 #764×2 #761 #765 - Ａ14 ･...
Page 50 VBA12001-R.3668.A SB unit ・ Install the SB unit (B2041). ・ Fix 2 screws (#635). ・ Attach 2 pieces of tape (#754). Mount the condenser (#B1043) by positioning it in the direction of the arrow. #635×2 (B2041) (B2041) #754×2 (B1043) 　Position downwards. - Ａ15 ･...
Page 51 VBA12001-R.3668.A Bottom base unit / Lug plate ・ Mount the bottom base unit (#66) and bottom conducting plate (#106). ・ Fix 4 screws (#635). #635×4 #106 ・ Fix 2 screws (#633). ・ Attach #80. ・ Fix the screw (#647). ・ Attach the short-circuit proof tape (#787) on #80. ・...
Page 52 VBA12001-R.3668.A DC/DC PCB unit Pass the wire of the electronic ・ Mount the DC/DC PCB unit (B2030). ・ Pass the wires through the holes. buzzer (red) through the hole. ・ Fix 2 screws (#693). #693×2 Pass the wires through the holes. （B2030）...
Page 53 VBA12001-R.3668.A Bottom wires ・ Arrange wires. ・ Attach 2 pieces of tape (#715). AF adjustment holes. Put 2 of 4 wires each into between bosses. To keep wires from covering the AF adjustment Arrange 4 wires of the DC/DC PCB properly holes, attach 2 pieces of tape (#715).
Page 54 VBA12001-R.3668.A Clock battery unit ・ Set the clock battery unit (B1059). ・ Pass the wires through the hole. ・ Attach the clock battery holder (#73). ・ Fix 2 screws (#642). ・ Solder 2 wires of the clock battery unit. Pass the wires through the hole. #B1059 #642×2 Black...
Page 55 VBA12001-R.3668.A Electronic buzzer unit / Battery-extrusion spring ・ Mount the electronic buzzer unit (#1055). ・ Set the battery-extrusion spring (#158). ・ Attach the retaining plate (#159). ・ Fix 3 screws (#673). #673×3 　Do NOT push central part. #159 #1055 #1055 #158 Assemble so that the soldering portion of...
Page 56 VBA12001-R.3668.A ① Do NOT pinch wires and FPCs. Assemble by positioning them. ② Fix 3 screws (#642) by the following order: ① , ② , and ③ . ③ Fix 4 screws (#634) by the following order: ① , ② , ③ , and ④ . ④...
Page 57 ②　 Turn the index ring to shift the position by "0.42 mm" from "0" that was set in ① . (This position is "0" of D50.) ③　 Measure the body back based on "0" reference position of the index ring.
Page 58 VBA12001-R.3668.A #1023 #1002 - Ａ23 ･...
Page 59 VBA12001-R.3668.A ・ Solder 9 wires. Blue: Remote - Ａ24 ･...
Page 60 VBA12001-R.3668.A #669×3 - Ａ25 ･...
Page 61 VBA12001-R.3668.A ・ Attach the DG shield plate (#78) with 3 screws (#627). ・ Make 2 soldering bridges. ・ Attach the tape (#799) #627×3 Soldering bridge - Ａ26 ･...
Page 62 ③　 Provide power to camera via AC adapter EH-5. ＊ Note: Be careful of short circuit where there is no cover. ④　 Start up the inspection and adjustment software for D50 (J18385), and select "INSPECTION AND ADJUSTMENT FOR AECCD POSITION" then "CCD ALIGNMENT INSPECTION AND ADJUSTMENT".
Page 63 VBA12001-R.3668.A Outer LCD window / shoe mold unit / accessory shoe / other small parts Top cover grease-applied location Mode dial grease-applied location Grease: OS-30MF Grease: LEN317A #318 #316 #5451 B317 #338 Grease: LEN317A Power dial grease- applied location #453 #452 Grease: LEN317A #454...
Page 64 VBA12001-R.3668.A Release button / other small parts #5460 #335 #461 #350 #351 #5345 #352 #5386 #387 #347 #5383 #5381 #348 #604 × 2 #382 - Ａ29 ･...
Page 65 VBA12001-R.3668.A Top cover FPC #733 #331 #1007 #1044 #735 #734 #332 × 2 #330 B367 ・ Attach the top cover FPC (#B2007). ・ Assemble AE-L button (#386) and AE-L rubber SW (#387). 　・ Fix the screw (#644). ・ Fix 5 screws (#635). #635 ×...
Page 66 VBA12001-R.3668.A AF-assist illuminating lamp / command dial ・ Position the command dial (#B367). ・ Fix 2 screws (#635). ・ Attach the AF assist illuminating lamp (#B325). #B325 ・ Fix the screw (#635). ・ Attach the light-leak proof sponge (#766). #766 #635 #635 #B367...
Page 67 VBA12001-R.3668.A SB lower case unit ・ Attach #B341 and #B342. B342 B341 ・ Mount the SB lower case unit (#B2302) on the top cover. ・ Insert the collar (#308) in the direction shown in Fig.1 into the top cover, and set it in place by hooking 2 parts.
Page 68 VBA12001-R.3668.A Flash-up spring ・ Attach the flash-up spring (#305) and fix it with the screw (#650). ＃ 305 ・ Hook the flash-up spring (#305) in the direction of the arrow. ＃ 650 Wiring / Top cover FPC ・ Arrange the wires as shown below. ・...
Page 69 VBA12001-R.3668.A ・ Assemble the FPC as shown below. ・ Solder 5 accessory shoe contacts. ・ Solder 2 pop-up change switches. ・ Solder 2 SPD sensor wires. ・ Solder AF-assist illuminating lamp. ・ Make soldering bridges. - Ａ34 ･...
Page 70 VBA12001-R.3668.A SB upper case ・ Attach the optical fiber (#470). 　　 #470 Optical fiber Note) Both ends of the optical fiber are just inserted in each part without any adhesive. ・ Mount the SB upper case on the SB lower case. (Fig.1) ・...
Page 71 VBA12001-R.3668.A Top cover Mount Top cover ・ Solder 2 wires on the top cover FPC unit (#1007). ＊ The solder land of gray wire is same as AF assist lanp unit. ・ Connect the top cover FPC to the connector of the main PCB unit (#1001). ＊...
Page 72 VBA12001-R.3668.A ・ Assemble the eyepiece frame (#B271) by putting the diopter adjusting lever at the lowermost position. ・ Fix 2 screws (#635), 2 screws (#656), and 2 screws (#5618). ＊ After pushing outside the AE/AF lock button from the inside of the top cover, assemble the top cover. ＃...
Page 73 VBA12001-R.3668.A 　 Covers Assemble the front cover (#5024) at the last stage. ・・ Pop up the SB lighting unit by pressing the lock #B5028 lver in the direction of the arrow, then fix 2 screws (#611). #635 #611×2 #611×2 #5124 #659 #5121...
Page 74 VBA12001-R.3668.A Rear cover #5424 #402 #421 � � #5425 #422 � #5426 Direction #5427 for positoninng #5428 � #403 #670x3 #5401 #407 � #404x2 #409 #405x2 #410 #5429 #448 � Direction #408 for positoninng #423 Adhesive:Crazy glue Black #1037 #1100 B5431 Yellow #1099...
Page 75 VBA12001-R.3668.A Rear cover ・ Connect TFT-PCB connection FPC to the connector of the DG-PCB. TFT-PCB connection FPC - Ａ40 ･...
Page 76 AC adapter EH-5 Battery tool J15418 ＊ Note: When checking “battery check”, be sure to use the battery tool J18385 (J15418). D50 inspection and adjustment software Shutter tester (EF-8000, etc) AF50/1.4D Flash meter Not prepared as RJ - Ａ41 ･...
Page 77 VBA12001-R.3668.A D50 Inspection and Adjustment Software (J18385) This inspection and adjustment software runs on Windows. Install the software by following the below procedure. <Operating environment> The following operating environment is required for installing this program on PC. 【In case of using USB interface】...
Page 78 The operating system used here is "Windows 98 SE". 1. Create a folder for installation under a name you like and PC drive. 　　(e.g.) C:\D50 Paste the file (D50SOFT.EXE) in the created folder. 2. Double-click on the pasted file to display the following screen.
Page 79 4. Select "Search for a better drive than the one your device is using now. (Recommended)", and click "Next". 5. Check the box of "Specify a location" and select "¥D50¥D50SOFT¥PTPControl " of C drive. Then click “Next”. - Ａ44 ･...
Page 80 VBA12001-R.3668.A 6. Confirm that the driver is located at the right place, and click "Next". 7. Click "Finish" to complete the installation. - Ａ45 ･...
Page 81 VBA12001-R.3668.A ＜ File ＞ D50.exe Application executable file Nk_PTP.INF INF file: PTP control driver installation file NKCamUSD.dll Library file: PTP control driver registration file NkdPTP.dll Library file: USB communication application extension file for Windows XP NkdPTPDi.dll Library file: USB communication application extension file...
Page 82 VBA12001-R.3668.A <Start-up of Program> 1. Double-click the file (D50.EXE), then Inspection and adjustment program for D50 starts. 　　　　　 2. To display in Japanese, select the radio button "JAPANESE" in "LANGUAGE" in the lower right-hand corner of the screen. 　　　　　 3. When the "HISTORY" button at the lower-left is pressed, the program version will be displayed.
Page 83 VBA12001-R.3668.A AE inspection and adjustment ① AE CCD alignment inspection and adjustment (ref. Page A27 for details ） ② AE accuracy inspection and adjustment ③ Aperture accuracy inspection ④ Adjustment for battery check level (Use the battery tool (J15418) and stabilized power supply. ） ⑤...
Page 84 VBA12001-R.3668.A Bottom cover ・ Attach the bottom cover with the screw ( #5692), the screw ( #5697), and 7 screws ( #5677). #5692 #5697 #5677×7 Bottom cover ∞ Infinity alignment & adjustment ・ Replace the finder screen with the infinity focus check screen (J15410), and use the reference lens (J18010) and read the value.
Page 85 VBA12001-R.3668.A Necessary adjustments when parts are replaced 1. D50 adjustment software and updates built-in SB 　Adjustments EEPROM AE CCD accuracy Aperture battery light volume accuracy VrUP fixed positioning inspection accuracy check level inspection inspection Parts to be values adjustment & adjust-...
Page 86 VBA12001-R.3668.A 2. Shooting image adjustment software and updates Gr/Gb VrUP Sensitivity Sensitivity ratio Gr/Gb com- CCD black CCD white 　　　　Adjustments com- pensation angle of point defect point defect pensation Parts to be (R/B filter) inspection compensation compensation view replaced (No filter) Shutter unit ＊...
Page 87 Shooting Image Adjustment 1. Summary When D50 shooting image-related and listed parts on Page A51 are replaced, be sure to make an adjustment by the shooting image adjustment software for D70s (J65076). The details of its function and how to use this software are as follows: 2.
Page 88 VBA12001-R.3668.A 6. How to use 　(1) Perform the D50IMG.exe to start up the main screen. (ref. Fig.1）　(2) Select ENGLISH / JAPANESE in Language to display the expected menu.（ref. Fig.2）　(3) Click the desired button to start adjustments. ※ When the adjustments from 1. to 3. are made, calculate to get the “Sensitivity” and “Sensitivity ratio” reference values of (7) by using the reference body beforehand, then perform the adjustments.
Page 89 VBA12001-R.3668.A 7. Required equipment and conditions ※ AC adapter EH-5 and USB cable (mini B type) UC-E4 are used for all adjustments so they are not specified in the list. ★ New established tool Item Required device Setting/Remarks Sensitivity adjustment Equivalent to luminance LV13 ・5100K color viewer　　...
Page 90 VBA12001-R.3668.A 8. Summary 　The summary on each adjustment is as follows: (1) Sensitivity adjustment Face the camera to the color viewer of LV13 equiv. putting the ND filter (-5 step) between them, and make an adjustment by changing the ampgain so that G output can fall in the standard range. Adjust the gain value so that the G output average value (Average of Gr/Gb) in the center (300×300 pixels) can reach the target output level (approx.
Page 91 VBA12001-R.3668.A 　　(8) TFT view angle adjustment This is for adjusting the display position of TFT. Make an adjustment only for NTSC. (Unnecessary for PAL) 　(9) Reading of RISC version Display the RISC firmware version. 　 - Ａ56 ･...
Page 92 9. Procedure 9-1. Shooting image adjustment 　● Calculate the "Sensitivity" and "Sensitivity ratio" reference values by using D50 reference body beforehand, then perform the adjustments. (ref. 9-5.) 　● For the shooting image adjustment from (1) to (3), perform all of them in this order. The adjustments from (1) through (3) are all programmed to be executed in serial order.
Page 93 VBA12001-R.3668.A 9-2. Gr/Gb compensation inspection (No filter) 　・Click "SENSITIVITY ADJUSTMENT" of the main menu on screen. 　・Attach the tool lens (Aperture F5.6) to the camera (without filter). 　・Get the camera closest to the center of the illuminated surface of the color viewer. 　・When the inspection is completed, the data is indicated twice and "Gr/Gb COMPENSATION INSP IS GOOD."...
Page 94 VBA12001-R.3668.A 9-5. Sensitivity ratio reference value calculation 　・Set the color viewer luminance to LV13 equiv. 　・Provide the power for the camera via AC adapter. 　・Reset "Custom setting". 　・Set "PTP" mode by Setup menu. 　・Set the focus mode to M, exposure mode to M, and the exposure compensation to "0" of the camera. 　・Connect the camera and PC via USB cable.
Page 95: Wiring Diagram
VBA12001-R.3668.A 実体配線図 Wiring Diagram 緑 Green 黒 Black 黒 Black 黒 Black メイン基板灰 Gray 黒 Black #1001 灰 Gray ｺﾝﾃﾞﾝｻｰ Main PCB #1007 Condensor POPUPGND Top Cover FPC POPUPSW 緑 Green PGND 上カバーFPC SPD-A LBAT SPD-K Vpower PGND AFLMP SQ-M SQ-M Pink DC/DC基板...
Page 96 VBA12001-R.3668.A 工　具・TOOLS　 ★：新規設定工具・NEW　TOOL 工具番号名　称備　考 Tool No. Name of tool Others J15417 AE CCD 位置出し工具 ★ AE CCD positioning tool J15410 無限合致調整用スクリーン FOR D70,D70S Infinity focus adjustment screen J18362 反射ミラー FOR D70,D70s Reflection mirror J18385 カメラ部点検、調整ソフト Inspection and adjustment ★...
Page 97 VBA12001-R.3668.A ★：新規設定工具・NEW　TOOL 工具番号名　称備　考 Tool No. Name of tool Others J19002 縦型焦点面検査機　LT-500S Ｊ 19110 usable Back focus collimator LT-500S Ｊ 19110 でも代用可 J18324 サブミラー４５°出し工具 FOR　F5,F100,F80,F65,D70,D70s Sub mirror angle adjustment tool J18037 オプチカルパラレル Optical parallel J18004 絞りレバー高さ点検工具 Aperture lever positioning gauge J19004-1 インジケータ及びスタンド...
Page 98 VBA12001-R.3668.A ★：新規設定工具・NEW　TOOL 工具番号名　称備　考 Tool No. Name of tool Others J18191 ＮＤフィルタ－８Ｘ FOR D2H,D70,D70s ND filter 8X J18358 ＮＤフィルタ－ 4 Ｘ 1 枚使用 ND filter 4X It uses by one pieces J63070 カラービュワー J63049 でも代用可 Color Viewer J63049 usable J63068 輝度計（BM-3000）...
Page 99 VBA12001-R.3668.A ★：新規設定工具・NEW　TOOL 工具番号名　称備　考 Tool No. Name of tool Others OS-30MF ドライサ－フ　ＯＳ－３０ＭＦ DRY SURF OS-30MF(OIL BARRIER) LEN317A グリース　ＬＥＮ３１７Ａ Grease LEN317A EDB0011 ネシ゛ロック（赤）1401C Screw lock 1401C C-8008B セメダイン　８００８（黒） Cemedain 8008(BLACK) MZ-800S ドライサ－フ　ＭＺ－８００Ｓ DRY SURF MZ-800S 汎用品アロンアルファ RJ is Not available Crazy　glue 汎用品...

Nikon D50 Repair Manual

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Page 29: Front Body

Page 95: Wiring Diagram