Sony SAL50F14 Service Manual
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Sony SAL50F14 Service Manual

Lens for dslr camera (1.4/50) (50mm f1.4)
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SERVICE MANUAL
Ver 1.1 2007.02
Revision History
Revision History
How to use
How to use
Acrobat Reader
Acrobat Reader
Link
Link
SPECIFICATIONS
SERVICE NOTE
• About the Lens Test Projector
SAL50F14 (1.4/50) (50mm F1.4)
9-852-100-12
DISASSEMBLY
REPAIR PARTS LIST
Sony EMCS Co.
SAL50F14
(1.4/50) (50mm F1.4)
Canadian Model
Chinese Model
ADJUSTMENTS
LENS FOR DSLR CAMERA
US Model
AEP Model
2007B0800-1
© 2007.02
Published by Kohda TEC
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Summary of Contents for Sony SAL50F14

  • Page 1 How to use Acrobat Reader Acrobat Reader Link Link SPECIFICATIONS DISASSEMBLY ADJUSTMENTS SERVICE NOTE REPAIR PARTS LIST • About the Lens Test Projector LENS FOR DSLR CAMERA 2007B0800-1 SAL50F14 (1.4/50) (50mm F1.4) © 2007.02 Sony EMCS Co. 9-852-100-12 Published by Kohda TEC...

  • Page 2: Specifications

    Mass (g (oz.)) Approx. 220 (7 13/16) Included items Lens (1), Front lens cap (1), Rear lens cap (1), Lens hood (1), Set of printed documentation Designs and specifications are subject to change without notice. SAL50F14 (1.4/50) (50mm F1.4) — 2 —...

  • Page 3: Table Of Contents

    Projective Resolving Power Check ································ 4-9 4-4. Flange Back (f’F) Check/Adjustment ·························· 4-12 4-5. Lens ROM Check ························································· 4-16 4-6. Focus Brush Position Check/Adjustment and Pattern Check ······························································· 4-17 4-7. Error Code List ····························································· 4-20 SAL50F14 (1.4/50) (50mm F1.4) — 3 —...

  • Page 4: Service Note

    IC pins, etc. • Be sure to control soldering iron tips used for unleaded solder and those for leaded solder so they are managed separately. Mixing unleaded solder and leaded solder will cause detachment phenomenon. SAL50F14 (1.4/50) (50mm F1.4)

  • Page 5: Safety Check-Out

    CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS REMPLACER CES COMPOSANTS QUE PAR DES PIÈSES SONY APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU PUBLISHED BY SONY.

  • Page 6: Troubleshooting

    Replace the defective part. diameter adjustment. (See page 4-7.) Check operation of the preset ring, and replace Check operation the defective part. of the diaphragm control block. Replace the defective part. Perform the aperture diameter check. (See page 4-4.) SAL50F14 (1.4/50) (50mm F1.4)
  • Page 7 Clean the pattern of the main flexible unit. Replace the defective part or apply the grease. Replace the main flexible unit. Check the operation again. Perform the focus brush position check/adjustment. (See page 4-17.) SAL50F14 (1.4/50) (50mm F1.4)

  • Page 8: Disassembly

    Chip-A Notches Fixed screw Chip-B Chip Chip Fixed screw Chip-B Holes When top of tip does not reach holes or notches because the fixed screw becomes obstructive, replace the fixed screw to below. +B 3X5 7-682-546-09 SAL50F14 (1.4/50) (50mm F1.4)
  • Page 9 1 Decorating Ring 4 Distance Tube Block HELP03 FLANGE BACK ADJUSTMENT 2 Front Lens Barrel HELP01 EXPLODED VIEW HELP04 HELP02 5 Fixed Holding Tube Block FLANGE BACK ADJUSTMENT 3 Front Ball Lens Block (See Page 2-3.) SAL50F14 (1.4/50) (50mm F1.4)
  • Page 10 HELP11 HELP05 2 Rear Light HELP11 Shield Barrel 5 Linear Guide HELP06 6 Helicoid 1 Lens Mount Assembly HELP12 Riveting Block HELP07 HELP08 3 Rear Ball Lens Block 4 Diaphragm Control Block HELP10 APERTURE DIAMETER ADJUSTMENT SAL50F14 (1.4/50) (50mm F1.4)
  • Page 11 After the aperture diameter check is completed, apply the adhesive bond (B-40) to the three screws and tighten them as shown in the figure. Apply the adhesive bond (B-40) (3 areas) Filter Lens Barrel Hold Plate SAL50F14 (1.4/50) (50mm F1.4) HELP...
  • Page 12 Apply the anti-diffusion agent (A-20) to the instruction part of the distance tube block. Note: When attaching the focusing ring, set the distance tube block to the infinity position. Distance Tube Block 5 mm Apply the anti-diffusion agent (A-20) (All circumference) Apply the anti-diffusion agent (A-20) (All circumference) SAL50F14 (1.4/50) (50mm F1.4) HELP...
  • Page 13 Attach the fixed holding tube block and the outer barrel hold plate. Apply the adhesive bond (B-40) to the three screws and tighten them as shown in the figure. Apply the adhesive bond (B-40) (3 areas) Outer Barrel Hold Plate Fixed Holding Tube Block SAL50F14 (1.4/50) (50mm F1.4) HELP...
  • Page 14 Apply the adhesive bond (LOCTITE 460) Apply the anti-diffusion agent (A-20) After attaching the lens mount riveting block, check the operation of the iris feather unit. And check the operation of the coupler by turning the helicoid assembly. SAL50F14 (1.4/50) (50mm F1.4) HELP...
  • Page 15 After the aperture diameter adjustment is completed, apply the adhesive bond (B-10) to the instruction part of the aperture unit holding spring. Aperture Operating Pin Iris Control Plate Block Aperture Unit Holding Ring Portion B Portion A Aperture Unit Holding Spring Apply the adhesive bond (B-10) (3 areas) SAL50F14 (1.4/50) (50mm F1.4) HELP...
  • Page 16 Apply the grease (G-35) (Slide portion) Apply the anti-diffusion agent (A-20) Portion A Apply the anti-diffusion agent (A-20) Apply the grease (G-35) (All circumference of threaded portion) Apply the anti-diffusion agent (A-20) (Inside of the groove for aperture operating pin) SAL50F14 (1.4/50) (50mm F1.4) HELP...
  • Page 17 Inner Helicoid Barrel Inner Barrel HELP13 Adhesive bond (B-10): J-6082-612-A After the focus brush position adjustment is completed, apply the adhesive bond (B-10) as shown in the figure. Apply the adhesive bond (B-10) Focus Brush SAL50F14 (1.4/50) (50mm F1.4) HELP...
  • Page 18 Align the preset ring lever to the aperture operating pin, coupler hole to the coupler, and attach the lens mount riveting block. BL Connection Flexible Unit Coupler Hole Preset Ring Lever Connector Coupler Aperture Operating Pin Tighten the four screws in the order as shown in the figure. SAL50F14 (1.4/50) (50mm F1.4) HELP...

  • Page 19: Repair Parts List

    2-685-008-01 RING (FRONT LENS BARREL) 2-689-542-01 LENS NO. PLATE (C) 2-684-105-01 SCREW M1.6X3.5 A-1191-672-A BLOCK, DISTANCE TUBE 2-685-020-01 SCREW (SET SCREW A) 2-887-479-01 DECORATION RING LABEL 2-685-019-01 PLATE (FOCUS OPERATING RING) 2-685-021-01 RUBBER (FOCUS RUBBER RING) SAL50F14 (1.4/50) (50mm F1.4)
  • Page 20 A-1191-674-A FLEXIBLE UNIT, MAIN 2-683-692-01 CHIP (MOUNT INDEX) 2-685-024-01 COVER (BRUSH HOLE COVER) 2-684-978-01 TAPE C(FLEXIBLE SUBSTRATE) 2-685-026-01 SHEET (HOLD SHEET) A-1191-671-A UNIT (FOCUS SCALE WINDOW UNIT) 2-685-025-01 TAPE (HOLD SHEET TAPE) A-1191-669-A BLOCK, FIXED HOLDING TUBE SAL50F14 (1.4/50) (50mm F1.4)
  • Page 21 A-1191-668-A BLOCK, IRIS CONTROL PLATE A-1194-208-A BLOCK, LENS MOUNT RIVETING A-1191-667-A FEATHER UNIT, IRIS (Note 1) 2-684-244-01 STOPPER SCREW 2-685-015-01 APERTURE UNIT HOLDING RING 2-684-994-01 MAIN SPRING 2-685-016-01 APERTURE UNIT HOLDING SPRING 2-684-993-01 RING (PRESET RING) SAL50F14 (1.4/50) (50mm F1.4)
  • Page 22 3-1-4. FRONT BALL LENS BLOCK AND REAR BALL LENS BLOCK Ref. No. Part No. Description A-1191-676-A BLOCK, FRONT BALL LENS A-1191-675-A BLOCK, REAR BALL LENS 2-685-002-01 G7 STOPPER SAL50F14 (1.4/50) (50mm F1.4)

  • Page 23: Supplied Accessories

    (JAPANESE, ENGLISH, FRENCH, SPANISH, SIMPLIFIED CHINESE) 2-686-120-11 MANUAL, INSTRUCTION (GERMAN, DUTCH, SWEDISH, ITALIAN) (AEP) 2-686-120-21 MANUAL, INSTRUCTION (PORTUGUESE, RUSSIAN, TRADITIONAL CHINESE, KOREAN, ARABIC) (AEP) Lens Hood (SH0011) Front Lens Cap 2-687-333-01 2-683-616-01 Rear Lens Cap 2-683-615-01 SAL50F14 (1.4/50) (50mm F1.4)

  • Page 24: Adjustments

    Flange back tester A-mount Flange back gauge J-6082-606-A attachment (43.50mm) J-6082-607-A J-6082-608-A J-10 J-11 J-12 Universal wrench Chip-A for Chip-B for J-6082-609-A universal wrench universal wrench J-6082-609-1 J-6082-609-2 J-13 Name ring wrench (55mm) J-6082-587-A Fig. 4-1-1 SAL50F14 (1.4/50) (50mm F1.4)
  • Page 25 Attach the chart to the 1000 mm collimator as shown in Fig. 4-1-2. Align the marks Chart 1000 mm collimator Fig. 4-1-2 Note 3: Connect the variable transformer (Output voltage: AC 100 V) to the lens test projector. SAL50F14 (1.4/50) (50mm F1.4)
  • Page 26 MENU buttons. Check that the remaining number of recordable images on the LCD monitor is “BBBB”. Note: When “BBBB” is displayed, the camera activates in the adjustment mode. Start the lens adjustment program “LensAdjustment.exe”. SAL50F14 (1.4/50) (50mm F1.4)

  • Page 27: Aperture Diameter Check/Adjustment

    Note: Shoot the center of the luminance surface three times with the master lens and checking lens. Setting of Camera: Setting of Luminance box: ISO: Luminance: EV12 Exposure Mode: Setting of Lens: shutter Speed: 1/125 Focus: Infinity end Aperture: F5.6 Focus Mode: Metering: Center weighted Preset white balance: Tungsten D-R: SAL50F14 (1.4/50) (50mm F1.4)
  • Page 28 Set the Color Calculator 2 as follows. Measured value display (Display menu): RGB+L*a*b* Measuring method (Display menu): Center Single Area Fig.4-2-5 Color space (Edit menu): sRGB Fig.4-2-6 Area size for calculate (Edit menu →Option): 256×256 Pixels Fig.4-2-7 SAL50F14 (1.4/50) (50mm F1.4)
  • Page 29 Aperture error = Average “G” value of master lens (a) - Average “G” value of checking lens (b) Specification Aperture error = 0 ±12 2) When the aperture error is out of specification, perform “4-2-2. Aperture Diameter Adjustment”. SAL50F14 (1.4/50) (50mm F1.4)
  • Page 30 1. Adjustment Method Disassemble or assemble the checking lens into the state of Fig.4-2-9. Front Ball Lens Block Fig.4-2-9 Remove the adhesive bond fixing the aperture unit holding spring. Adhesive Bond Adhesive Bond Aperture Unit Holding Spring Fig.4-2-10 SAL50F14 (1.4/50) (50mm F1.4)
  • Page 31 Aperture Unit Holding Spring Fig.4-2-13 6) Assemble the lens completely. 7) Perform “4-2-1. Aperture Diameter Check”, and repeat “4-2-1. Aperture Diameter Check” and “4-2-2. Aperture Diameter Adjust- ment” until the aperture error is within the specification. SAL50F14 (1.4/50) (50mm F1.4)

  • Page 32: Projective Resolving Power Check

    (f). Fixed lever Lens Heat-absorbing filter Chart Chart Filament Filament f=18 to 35 mm f=100 to 200 mm Fixed lever Chart Chart Filament Filament f=35 to 100 mm f=200 to 300 mm Lens test projector Fig.4-3-1 SAL50F14 (1.4/50) (50mm F1.4)
  • Page 33 4) Turn the focus ring of the checking lens until the chart image projected on the screen is the sharpest at the center (y’=0). 5) Set the plane mirror to the center of the projected image (y’= 0), and adjust the projector position so that the mirror reflects the light to the center of the lens. SAL50F14 (1.4/50) (50mm F1.4) 4-10...
  • Page 34 32 or greater Table 4-3-2 After the checking is completed, turn the lamp switch of the lens test projector to OFF and cool the inside of the lens test projector, then turn the fan switch to OFF. SAL50F14 (1.4/50) (50mm F1.4) 4-11...

  • Page 35: Flange Back (F'f) Check/Adjustment

    Focus on fine lines on the surface. Fig.4-4-2 5) Turn the scale ring of the dial gauge until the long pointer indicates “0”. Note: This position is the flange back (f’F) = 43.50 mm. Memorize the position of short-pointer. SAL50F14 (1.4/50) (50mm F1.4) 4-12...
  • Page 36 Focal-length f’F (mm) f (mm) (Infinity position) 44.56 to 44.58 Table 4-4-1 When the flange back (f’F) of the checking lens is out of specification of the Table 4-4-1, perform “4-4-2. Flange Back (f’F) Adjustment”. SAL50F14 (1.4/50) (50mm F1.4) 4-13...
  • Page 37 (3) Turn the helicoid in the direction of the arrow (screw in direction), and tighten the six screws loosened in step (2) temporarily. (4) Perform the step 4) again. Focusing Ring Focus Operating Ring Screws Screws Screws Fig.4-4-6 SAL50F14 (1.4/50) (50mm F1.4) 4-14...
  • Page 38 Check that the focusing ring moves smoothly from minimum distance to infinity, and perform “4-4-1. Flange Back (f’F) Check” again. After the adjustment is completed, apply the adhesive bond (B-10) to the position shown in the Fig.4-4-8. Apply the adhesive bond (B-10) (Six screws) Focus Operating Ring Fig.4-4-8 SAL50F14 (1.4/50) (50mm F1.4) 4-15...

  • Page 39: Lens Rom Check

    2) Check that the display of “Lens Code” and “Model Name” is correct. Note: Focus position setting is not required. Fig. 4-5-2 [End] 3) Click the button to terminate the lens adjustment program. 4) Turn the POWER switch of the camera to OFF. SAL50F14 (1.4/50) (50mm F1.4) 4-16...

  • Page 40: Focus Brush Position Check/Adjustment And Pattern Check

    If the NG (Red) indicator of “Position” lights, perform the “4-6-2. Focus Brush Position Adjustment and Pattern Check”. Fig. 4-6-4 [Exit] Click the button. [End] Click the button to terminate the lens adjustment program. Turn the POWER switch of the camera to OFF. SAL50F14 (1.4/50) (50mm F1.4) 4-17...
  • Page 41 2) Set the focus position to infinity end. 3) Perform the “4-6-1. Focus Brush Position Check”, and adjust the focus brush position until the OK (Green) indicator of “Position” lights. Fig. 4-6-6 4) Tighten the two screws loosened in step 1). SAL50F14 (1.4/50) (50mm F1.4) 4-18...
  • Page 42 Turn the POWER switch of the camera to OFF. After the pattern check is completed, apply the adhesive bond (B-10) as shown in Fig. 4-6-8. Hold Sheet Brush Hole Cover Hold Sheet Tape Apply the adhesive bond (B-10) Focus Brush Fig. 4-6-8 SAL50F14 (1.4/50) (50mm F1.4) 4-19...

  • Page 43: Error Code List

    Error, Unknown Lens Unidentified lens is connected. Communication Error, Code#:E600 Communication error with the camera Code#:F000 Input data error to DLL file Code#:F100 Setting error of USB port Code#:2531 Communication error of main signal on the camera SAL50F14 (1.4/50) (50mm F1.4) 4-20...
  • Page 44 [Description of main button functions on toolbar of the Adobe Acrobat Reader Ver5.0 (for Windows)] Toolbar Printing a text Reversing the screens displayed once • To reverse the previous screens (operation) one by one, click 1. Click the Print button 2.
  • Page 45 Revision History S.M. Rev. Ver. Date History Contents issued 2006.06 Official Release — — 2007.02 Revised-1 • Change of Repair Parts (Section 1-5, Section Section Section • Addition of guide of [About the Lens Test Projector] (Cover) SAL50F14 (1.4/50) (50mm F1.4)

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