Olympus CX21 Maintenance Manual
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Olympus CX21 Maintenance Manual

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See also: Instruction Manual
Maintenance Manual
for maintenance engineer
CX21
Thank you for purchasing the Olympus microscope CX21.
In order to fully utilize its performance and secure optimum condition, please read this manual before
maintenance work.
Please also keep it at hand during maintenance as well as for future reference.
All rights reserved, Reproduction in whole or in part without written permission is prohibited.

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Summary of Contents for Olympus CX21

  • Page 1 Maintenance Manual for maintenance engineer CX21 Thank you for purchasing the Olympus microscope CX21. In order to fully utilize its performance and secure optimum condition, please read this manual before maintenance work. Please also keep it at hand during maintenance as well as for future reference.
  • Page 2 For more involved maintenance’s or repairs, it is recommended that you contact a qualified service engineer from your local Authorized Olympus dealer. Maintenance parts, grease, and other items specified in the manual can be ordered from your Authorized Olympus dealer, and subject to change without notice.

  • Page 3: Table Of Contents

    2-1 Overview of maintenance..................2 2-2 Cleaning method for the optical components............3 3. Preparing for Inspection ....................6 4. CX21 Inspection Sheet....................7 CHAPTER 2 INSPECTION PROCEDURE................8 1. Checking Performance of Microscope................8 2. Checking Dirty Portion....................8 2-1 Image influence caused by dirt on each component ..........

  • Page 4: Chapter 1 Maintenance Procedure

    CX21 MAINTENANCE MANUAL MAINTENANCE PROCEDURE CHAPTER 1 MAINTENANCE PROCEDURE 1. Maintenance of Microscope 1) Fundamental handling a. Read the instruction manual thoroughly, handle the microscope correctly. b. Be sure to make a usual cleaning, especially after every use of microscope.

  • Page 5: Guide To Maintenance

    CX21 MAINTENANCE MANUAL MAINTENANCE PROCEDURE 2. Guide to Maintenance 2-1 Overview of maintenance Loosen the screw securing eyepiece. Sweep off dust on the outer surfaces Set your correct interpupillary distance. Remove the eyepieces and objectives, with the soft brush. If there are stains on...

  • Page 6: Cleaning Method For The Optical Components

    CX21 MAINTENANCE MANUAL MAINTENANCE PROCEDURE 2-2 Cleaning method for the optical components Required tools: 1) Lens tissue 2) Cotton swab or tweezers etc. 3) Blower 4) Magnifier (Eyepiece is possible to be used by turning it upside down. Refer to page 10.) 5) Cleaning solution: e.g.
  • Page 7 CX21 MAINTENANCE MANUAL MAINTENANCE PROCEDURE HOW TO CLEAN THE FILTER Fold the lens tissue into two or three layers and moisten its shaded part with cleaning solution. Hold the filter at its edge and fold the lens paper from the lens center to outside as illustrated.
  • Page 8 CX21 MAINTENANCE MANUAL MAINTENANCE PROCEDURE HOW TO CLEAN THE EYEPIECE Wrap a sheet of lens tissue around a cotton swab Dip the wrapped lens tissue in the cleaning as illustrated. If the area to be cleaned is large, solution, and wipe the eyepiece from the wrap the lens tissue looser and thicker.

  • Page 9: Preparing For Inspection

    CX21 MAINTENANCE MANUAL MAINTENANCE PROCEDURE 3. Preparing for Inspection 1) Set the main switch “A” to “I” (ON). 2) Adjust the brightness by turning the adjustment knob “B” . 3) Place a specimen on the stage. 4) Engage the 10X objective in the light path.

  • Page 10: Cx21 Inspection Sheet

    CX21 MAINTENANCE MANUAL MAINTENANCE PROCEDURE 4. CX21 Inspection Sheet Model : Check Date : S/N : Checking by: Check Point Check Contents Result Ref. Page 1. Electrical unit 1) When the power switch is turned on, the lamp is lit...

  • Page 11: Chapter 2 Inspection Procedure

    INSPECTION PROCEDURE CHAPTER 2 INSPECTION PROCEDURE 1. Checking Performance of Microscope Using the CX21 inspection sheet (P.7), check the electrical unit, mechanical and optical performance. 2. Checking Dirty Portion 2-1 Image influence caused by dirt on each component The following figure shows the influence of image on each optical component if stains or dust is adhered to that portion.

  • Page 12: How To Find Dirty Portion Through Observation

    However, the overall appearance requires inside lens cleaning.) Note: If dirty portion can not be identified in the above, it is assumed that internal lens and prism are contaminated. In this case, please contact your Authorized Olympus dealer. - 9 -...

  • Page 13: How To Check Cleaning Condition

    CX21 MAINTENANCE MANUAL INSPECTION PROCEDURE 2-3 How to check cleaning condition 1) When a large lens is checked, look at the lens while putting it toward bright side or breathe on the lens and observe the condition that the haze on the whole surface of the lens disappears evenly.

  • Page 14: Chapter 3 Repair Procedure

    CX21 MAINTENANCE MANUAL REPAIR PROCEDURE CHAPTER 3 REPAIR PROCEDURE 1. Optical Adjustment PREPARATION Adjusting the left/right optical axis If the left/right optical axis is remarkably displaced at checking, perform the following adjustment. *Insert the cross eyepiece Adjust the interpupillary *Eyepiece into the right sleeve.
  • Page 15 CX21 MAINTENANCE MANUAL REPAIR PROCEDURE ADJUSTMENT THE LEFT/RIGHT OPTICAL AXIS (1) Moving the cross eyepiece to the left sleeve Work Image seen through the cross eyepiece Move the cross eyepiece to the left sleeve. If the optical axis between left and right...
  • Page 16 CX21 MAINTENANCE MANUAL REPAIR PROCEDURE 3. Firmly tighten the screws which secure Image at the end of adjustment the left sleeve. * If this adjustment could not be done, inside mechanism may be damaged. Please contact your Authorized dealer. - 13 -...

  • Page 17: Mechanical Adjustment

    CX21 MAINTENANCE MANUAL REPAIR PROCEDURE 2. Mechanical Adjustment 2-1 Preparation for the tension adjustment of X/Y-wire If a specimen image is moved when the stage is brought into the desired position of specimen, it is necessary to adjust the wire tension of stage.

  • Page 18: Adjustment Method For The Tension Of X-Wire

    CX21 MAINTENANCE MANUAL REPAIR PROCEDURE 2-2 Adjustment method for the tension of X-wire 1) Loosen the screws (*1) securing the holder (A). Screws: CUK 3X6SA (*1) 2pcs. 2) Adjust the tension of the X-wire (B) by moving the holder (A) in arrow directions as shown in the left figure.

  • Page 19: Final Adjustment

    CX21 MAINTENANCE MANUAL REPAIR PROCEDURE 2-4 Final adjustment Image backlash adjustment: 1) Under observation state (with 100X objec- tive), move the stage to the desired image position by turning the Y-knob (A). At that stop position, check image backlash. If it is over 2 microns, conduct the following adjustment.

  • Page 20: Replacing Grease For Coarse/Fine Adjustment Knob Ass'y

    (In case where the coarse adjustment knob is not turned evenly or the stage can not be moved vertically, please contact your Authorized Olympus dealer because it is necessary to disassemble the left coarse adjustment knob (F) with shaft and/or guide unit.) <...

  • Page 21: Replacing Circuit Board

    CX21 MAINTENANCE MANUAL REPAIR PROCEDURE 4. Replacing Circuit Board 4-1 CX21 wiring diagram (Inlet) X1/X2 : Binder INPUT Circuit Board X3 : Tube 100-120/ XDS1 : Socket 220-240VAC 50/60Hz XDS1 6V20W Halogen Lamp If the lamp is not lit, check if the halogen bulb (6V20W) is broken or lamp socket is burned and also check that the voltage is being outputted each from (1), (2), (3) using multimeter to identify the defective part.

  • Page 22: Replacing Pinion Ass'y Of Plane Stage

    CX21 MAINTENANCE MANUAL REPAIR PROCEDURE 5. Replacing Pinion Ass’y of Plane Stage Grease; OT2008 Left and right Front side dovetails : Pushing direction : Adjust the position of Loosen the stopper until it removes from dovetail (C). the groove of condenser.

  • Page 23: Chapter 4 Jigs And Tools / Greases

    CX21 MAINTENANCE MANUAL JIGS AND TOOLS /GREASES CHAPTER 4 JIGS AND TOOLS / GREASES 1. List of Jigs and Tools Description Ref. page Cleaning tools 2, 3, 4, 5 Eyepiece for CX21 11, 12, 13 (It is necessary to set the cross micrometer disk *1.)

  • Page 24: List Of Maintenance Parts

    CX21 MAINTENANCE MANUAL MAINTENANCE PARTS CHAPTER 5 MAINTENANCE PARTS 1. List of Maintenance Parts Index No. Order No. Description Ref. page CX21 Instruction manual A001 AE085600 X-knob A002 AW037500 Fine adjustment knob ass’y A003 AE087300 Fine adjustment knob A004 DZ320900...
  • Page 25 OLYMPUS OPTICAL CO., LTD 2-3-1, Nishi shinjuku shinjuku-ku, Tokyo, Japan Issued by Customer Support Dept. Printed in Japan 2003 06 SK9216...

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