Leica M500 OH3 Service Manual
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Leica M500 OH3 Service Manual

Leica M500 OH3 Service Manual

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Leica Microsystems (Schweiz) AG
Business Unit SOM
Max Schmidheiny-Strasse 201
CH-9435 Heerbrugg
Service manual
Leica M500 OH3
Telephone +41 71 726 31 11
Fax +41 71 726 32 49
www.leica-microsystems.com
www.surgicalscopes.com
10 665 679 / Edition 05/03
M I C R O S Y S T E M S

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  • Page 1 Service manual Leica M500 OH3 10 665 679 / Edition 05/03 Leica Microsystems (Schweiz) AG Telephone +41 71 726 31 11 Business Unit SOM Fax +41 71 726 32 49 M I C R O S Y S T E M S Max Schmidheiny-Strasse 201 www.leica-microsystems.com...
  • Page 3 Stand for neuro surgical microscopes Doc Code 10 665679 Version 05/03 This documentation does not include the service documentation about the Leica M500 N microscope system. Find it in the documentation 10665607. Wiring diagram / locations Service programs Fault finding/diagnosis Replacing modules...
  • Page 5 Leica M500 OH3 User manual 10 711 894 – Version -...
  • Page 6 Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 7: Table Of Contents

    Survey of chapters Introduction Operating elements Preparation before surgery After surgery Operation Accessories Safety precautions Care and maintenance What to do if... Technical data Leica M500 OH3 / Ref. 10 711 894 / Version -...
  • Page 8 Stereo/second-observer attachment Beam splitter with counterweight Video-zoom tube Adapter piece for accessories of the M 600 series Beam splitter Dual Imaging Color Module DI C500 Ultra Observer ULT500 Mounting accessories Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 9: Introduction

    Important paragraphs, which must be adhered to in practice as they enable the product to be used in a technically- correct and efficient manner. ➩ Indicates that you have to do something. Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 10: Introduction

    1 Horizontal cable channel 6 Footbrake 2 Swing arm 7 Foot 3 Vertical cable channel 8 Locking knob 9 Leica M500 N microscope 4 Control unit 5 Illumination unit Leica M500 OH3 / Ref. 10 711 894 / Version -...
  • Page 11 Introduction 1 Vertical arm 2 Tension rod 3 Handle 4 Footswitch holder 5 Locking knob Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 12: Function

    The AB swivel movement is balanced out via the A and B pinion. Movement C is balanced out at the microscope carrier. Leica M500 OH3 / Ref. 10 711 894 / Version -...
  • Page 13 • at A and B sledges of the surgical microscope (4) • in rotatable joint (5) The following movements with the surgical microscope can be performed if the selector switch is located in the XYZ FREE position: Leica M500 OH3 / Ref. 10 711 894 / Version -...
  • Page 14 6 Power switch of Leica M500 OH3 surgical microscope 7 100 V/120 V/220 V/240 V switch 8 Power connection 9 Pullout fuse for power cable 10 Potential equalisation connector Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 15: Operating Elements

    11 Joystick (selectable for XY movement or for menu control in 10 Handgrip clamping lever DI C500) 12 Focus 13 Selector button (three brakes) 14 ALL-FREE button (all brakes) 15 Zoom Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 16: Operating Elements

    9 Regulating knob for movement speed of the X/Y axes 10 Selector switch for brakes: - XYZ-Free - Focus-Lock 11 Display 12 Arrow keys 13 Cover for connections 14 Display key for menu control Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 17: Footswitches

    DI C500 with IGS workstation: Menu scroll down 7 Focus, long working distance 8 DI C500: Increase the brightness of the displayed image DI C500 with IGS workstation: Menu scroll up Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 18: Preparation Before Surgery

    FREE button. ➩Outfit microscope with all accessories for use. ➩Position hand/mouth switch. ➩Press the ALL-FREE button and bring the Leica M500 OH3 into ➩Position handgrips as needed for the forthcoming surgery. ➩Screw off cover of connections (Item 13, Page 10), connect the transport position (see figure below).

  • Page 19: After Surgery

    ➩Never change the accessories or attempt to rebalance the microscope while it is over the field of ➩Swing microscope away. operation. ➩Move Leica M500 OH3 to the transport position and out of the ➩Lock the Leica M500 OH3 each time before changing operating area. accessories.

  • Page 20: Setting/Releasing Footbrakes

    Operation Setting/releasing footbrakes Locking the Leica M500 OH3 The D axis of the Leica M500 OH3 is locked when locking is Warning performed. Surgical microscope can move without warning! Locking is mainly used for installation and accessory-change at ➩Always set footbrakes, except during transport.

  • Page 21: Selecting Xyz-Free/Focus-Lock Brakes

    ➩Switch on the Leica M500 OH3. ➩Mount accessories in the permissible weight range (see 4 5 6 technical data on Page 43). Leica M500 OH3 / Ref. 10 711 894 / Version -...
  • Page 22 ➩Press the A (2) button until the microscope is balanced out. If one of the three LEDs illuminates, balancing must be checked: ➩Press the ALL-FREE button and check balancing. Correct balancing manually if necessary. Leica M500 OH3 / Ref. 10 711 894 / Version -...
  • Page 23 The D axis can be adapted by the number of wheel counterweights (see Page 30). The microscope moves upward: ➩Press the selector switch (2) to the left (–) until the microscope is balanced out. Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 24: Switching On Illumination

    ➩Unplug the fibre-optic light guide at connector (4) of the main illuminator. The pushbutton (6) for illumination flashes orange and the LED (7) for the main illuminator goes out. Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 25: Setting Light Field Diameter Of Illumination Field And Working Distance

    ➩Set the required working distance with the focus buttons on the handgrip/footswitch or, if a fault occurs, manually with the rotary knob (2). ➩Set the desired light field diameter/brightness with the rotary knob (1). Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 26: Selecting Name Of Operating Doctor At Control Unit

    The dioptre values, eye-base and eyepiece magnification of the selected doctor are shown in the display. Dr. Keller IPD: Diop. L: + 0.0 Diop. R: + 0.0 Eyepiece magnification: Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 27: Determining Dioptres For Users

    ➩Select the greatest magnification (magnification 13.7). ➩Check sharpness and adjust if necessary. ➩Lead protective glass into the bayonet lock upward in direction (a). ➩Turn protective glass in direction (b) until it engages. Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 28: Attaching Sterile Operating Elements

    It must still be possible to move the instrument easily. Check for easy ability to be moved. Settings in the service menu may only be made by service technicians. Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 29: Settings At Control Unit

    (see Page 24) Settings at control unit Main menu interface If a DI C500 module is used, please observe the user settings for the DI C500 at the control unit in the Leica Dr. Keller DI C500/Leica ULT500 user manual/installation instructions.
  • Page 30 «ok». The standard settings can now be changed. Clearing error messages If a fault occurs in the Leica M500 OH3, an error message appears on the display. ➩Eliminate fault (see the chapter entitled «What to do if...», Page 40).
  • Page 31 ➩Press any button on the footswitch. The set function with an arrow symbol is displayed to the left and the ❍ symbol in the symbol picture on the right changes to Leica M500 OH3 / Ref. 10 711 894 / Version -...
  • Page 32 ➩Select «User settings» in main menu 2 and confirm with «ok». ➩Select «Control unit» under «User settings» and confirm with «ok». ➩Select «User name» under «Functions» and confirm with «ok». Leica M500 OH3 / Ref. 10 711 894 / Version -...
  • Page 33 In rotatable joint • Brake Nos. 0, 1 and 2 for moving the stand (XYZ FREE) • Brake Nos. 3, 4 and 5 for moving the Leica M500 N (FOCUS LOCK) surgical microscope Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 34: Controlling Zoom And Focus

    ➩Set desired zoom by rotating it. With handgrips Zoom (1) – Upper button: magnify – Lower button: reduce Focus (2) – Upper button: increase working distance – Lower button: decrease working distance Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 35: Pulling In Additional Cables

    ➩Set the required focus with the rotary knob (1). Pulling in additional cables Additional cables can be pulled through the available cable channels of the Leica M500 OH3 for use with accessories (e.g. video, DI C500). Positioning aids (3) are located at the cable channels ➩Close cable channels again.

  • Page 36: Changing Wheel Counterweight At D Axis

    Operation Changing wheel counterweight at D axis If the Leica M500 OH3 cannot balance out the hardware used, a wheel counterweight must be added or removed. This is also signalled by the LED (Item 5, Page 10) for balancing the D axis.

  • Page 37: Accessories

    Light distribution: 50 % on each side • with pupil-base adjustment for the eye-base • focal length f = 170 mm • integrated eyepieces with dioptre adjustment and built-in eyecup adjustment Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 38: Video-Zoom Tube

    • attached to beam splitter of M 500-N surgical microscope Beam splitter • beam splitter with eight optical outputs • allows viewing by a second person or documentation Light distribution: 50 % on each side Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 39: Mounting Accessories

    ➩Insert accessory and check whether the connection is engaged. ➩Tighten locknut (2) by hand. ➩Loosen clamping screw (1). ➩Place accessory into the dovetail ring from above. ➩Tighten clamping screw (1). Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 40: Safety Precautions

    It can be used for observation, documentation as well as in human and veterinary surgery. Directions for the user • The Leica surgical microscope is only to be used on a strong floor in a closed room. ➩Follow the instructions given in this manual.

  • Page 41: Dangers Of Use

    Severe damage to tissue can result from an incorrect working distance! ➩When working with lasers, always set the working distance of the microscope to the laser distance and lock it there. Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 42: Labelling

    EQUIPMENT is connected to equivalent recentable marked “Hospital only” or “Hosptial Grade”. (printed on) Type 10448015 DO NOT USE S/N TTMMJJxxx IN OPHTALMOLOGY Made in JP (printed on) Leica M500 OH3 / Ref. 10 711 894 / Version -...
  • Page 43 Safety precautions Only to be operated by trained personnel Danger of squeezing fingers Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 44: Care And Maintenance

    When inserting the lamp insert, ensure that the arrow Please contact your Leica Service representative. (3) points to the right. ➩Close access hatch again. The pushbutton for illumination (Item 6, Page 18) goes out. Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 45: Replacing Fuses

    ➩Check main illuminator and backup illuminator. ➩Switch back to main illuminator and switch off illumination. Footswitch ➩Position footswitch. ➩Test all functions with the footswitch. ➩Remove fuses (2) from the fasteners and replace them. Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 46: What To Do If

    Microscope and microscope carrier Automatic balancing was not can only be moved with great force or completed. (Page 15/16). ➩Press the pushbutton for auto balance not at all. again. Leica M500 OH3 / Ref. 10 711 894 / Version -...
  • Page 47 Position of accessories was changed properly. after balancing out. (see Page 15). Leica M500 OH3 cannot be balanced out. Wheel counterweight used on the D axis ➩Change wheel counterweight on the cannot compensate for the mounted D axis (see Page 30). accessories.

  • Page 48: Tv, Photography

    2 and confirm with «ok». ➩Check connection cable and replace if No status response from microscope Connection from stand to microscope interrupted, connection cable defective. necessary. Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 49: Technical Data

    Optical data Total magnification: with 10x eyepiece: 1.4x to 13.7x Field of view (dia. in mm): with 10x eyepiece: 16 to 150 Leica M500 OH3 / Ref. 10 711 894 / Version -...

  • Page 50: Floor Stand

    Limitations on use side selector button configurable with three user-defined brakes The Leica M500 OH3 is only for use in closed rooms and on a motorised XY adjustment or strong floor. navigation of DI C500 functions via...

  • Page 51: Dimensional Drawings

    Technical data Dimensional drawings ± 270° ± 50° ± 40° (120°) (30°) ± 150° ± 40° 360° Leica M500 OH3 / Ref. 10 711 894 / Version -...
  • Page 52 Technical data 2350 1220 max. 1520 (mm) 720 x 720 Leica M500 OH3 / Ref. 10 711 894 / Version -...
  • Page 53 Technical data Leica M500 OH3 / Ref. 10 711 894 / Version -...
  • Page 54 Notices Leica M500 OH3 / Ref. 10 711 894 / Version -...
  • Page 55 Notices Leica M500 OH3 / Ref. 10 711 894 / Version -...
  • Page 56 Leica Microsystems – the brand for outstanding products Leica Microsystems’ Mission is to be the world’s first-choice provider of innovative The companies of the Leica Microsystems solutions to our customers’ needs for vision, measurement, lithography and analysis Group operate internationally in five business of microstructures.
  • Page 57 Leica M500 OH3 Assembly instructions 10 711 895 – Version -...
  • Page 58 Leica M500 OH3 / Ref. 10 711 895 / Version -...
  • Page 59 Overview of chapters Contents General safety measures Preparations Assembly Disassembly Checklist Starting up Delivery report Leica M500 OH3 / Ref. 10 711 895 / Version -...
  • Page 60 Starting up ..........20 Balancing out the Leica M500 OH3 ....20 Checking the mobility .
  • Page 61 Leica M500 OH3 / Ref. 10 711 895 / Version -...

  • Page 62: General Safety Measures

    • Follow the instructions given by your employer regarding the organization of work and safety at work. Intended use of instrument • Modifications may not be carried out to the Leica M500 OH3 surgical microscope system. • The Leica M500 OH3 surgical microscope system is an optical instrument which uses magnification and illumination to improve the display of objects.

  • Page 63: Goods Inward Check/Delivery Inspection

    Caution Damage to the microscope if cables get caught! ➩Make sure that cables do not get caught between the microscope carrier and the cover and the microscope carrier. Leica M500 OH3 / Ref. 10 711 895 / Version -...

  • Page 64: Preparations

    1 Ramp 2 Stand OH3 3 Crate with fitting parts - Microscope carrier - Handles - Tool set - Xenon illumination unit - Diverse fitting parts 4 Crate with weights Leica M500 OH3 / Ref. 10 711 895 / Version -...
  • Page 65 • Socket wrench with T grip (17 mm) • 1 set of Allen keys • Open-ended wrench 22 mm • Screwdriver with grip for hexagon socket head screws (size 2.5 mm) Assembly material • Cable ties Leica M500 OH3 / Ref. 10 711 895 / Version -...

  • Page 66: Assembly

    ➩Turn the lever for the foot brake (1) to the right. ➩Tighten the star grip again. ➩Apply the cover (7). Mounting the connecting arm ➩Lift the swing arm (3) upwards. Leica M500 OH3 / Ref. 10 711 895 / Version -...
  • Page 67 (3). The flattened surface of the stop has to point to the shock absorber (6). ➩Apply the upper and lower cover (5) and secure them with Allen screws (4). Leica M500 OH3 / Ref. 10 711 895 / Version -...

  • Page 68: Mounting The Microscope Carrier

    Assembly ➩Lock the Leica M500 OH3 using the locking knobs (4) (see Mounting the microscope carrier user manual for Leica M500 OH3 ). ➩Screw off the cover (1) at the microscope carrier. ➩Screw off the 2 screws and remove the cover (3).
  • Page 69 ➩Fasten the cover (6) by means of 2 screws to the microscope carrier. ➩Re-attach the cover (7) to the microscope carrier. Leica M500 OH3 / Ref. 10 711 895 / Version -...

  • Page 70: Mounting The Weights

    ➩Mount the front wheel counterweight (1) by means of two hexagon nuts M10 (2) (torque 30 Nm). ➩Mount the rear wheel counterweight (3) by means of two hexagon nuts M10 (4) (torque 30 Nm). Leica M500 OH3 / Ref. 10 711 895 / Version -...

  • Page 71: Mounting The Optics Carrier

    (4). ➩Turn the left-hand handgrip to the desired position and tighten by means of the clamping screw (6). ➩Mount the cover (5) again. ➩Screw the covers (2) back on. Leica M500 OH3 / Ref. 10 711 895 / Version -...

  • Page 72: Cabling The Microscope Carrier

    ➩Lay the video cable or other additional cables through the of the fibre-optic cable lies at the microscope carrier entry. cable channel and the microscope carrier along the fibre- optic cable (4). Leica M500 OH3 / Ref. 10 711 895 / Version -...

  • Page 73: Mounting The Removable Wheel Counterweight

    ➩Mount the accessories in the allowed weight range and lock the Leica M500 OH3 (see user manual for Leica M500 OH3). ➩Slide on 2 thick and 2 thin counterweights (1) and screw tight by means of a hexagon nut (2).
  • Page 74 If the voltage range is changed, be sure to check the fuses (2) and replace them, if necessary. cable bride (5) (strain relief). ➩Remove the fuses (2) from the holders and check the type. Replace, if necessary. Leica M500 OH3 / Ref. 10 711 895 / Version -...

  • Page 75: Mounting The Fibre-Optic Cable

    (1) and must engage in the counter piece of the cable channel during installation. ➩Lay the fibre-optic cable (3) from the microscope carrier to the upper cable channel as is shown in the figure below. Leica M500 OH3 / Ref. 10 711 895 / Version -...

  • Page 76: Mounting Lamps

    When inserting a lamp insert make sure that the arrow (4) points to the right. ➩Close access hatch (1) again. ➩Connect the fibre-optic cable to connector (3) of the main illu- mination. Leica M500 OH3 / Ref. 10 711 895 / Version -...

  • Page 77: Disassembly

    Leica M500 OH3 is moved? The Leica M500 OH3 has still to be operational! ➩Move the A sledge to the central position. The screws (1) are now accessible. Leica M500 OH3 / Ref. 10 711 895 / Version -...

  • Page 78: Starting Up

    There must ➩Switch on the Leica M500 OH3. be no perceptible upward, rearward or frontward tension. ➩Refer to the Leica M500 OH3 user manual for the further All movement must be silent and smooth. actions.

  • Page 79: Delivery Report

    Delivery report Acceptance certificate of the Leica M500 OH3 surgical microscope Assembly and functional checking of the M500 OH3 surgical microscope was carried out properly in accordance with the regulations contained in the assembly instructions. Name and address of the customer Representative of the Leica Microsystems (Switzerland) Ltd.
  • Page 80 Leica Microsystems – the brand for outstanding products Leica Microsystems’ Mission is to be the world’s first-choice provider of innovative The companies of the Leica Microsystems solutions to our customers’ needs for vision, measurement, lithography and analysis Group operate internationally in five business of microstructures.
  • Page 81 Service manual Leica M500 OH3 Technical description Doc Code 10665679 05-I 05/03 3242 Ganh 05. Description - Leica M500 OH3 Table of content Chapter Page General Structure of construction Overview system articles Accessories Technical data Principal description Electrical description 5-10...
  • Page 82 Technical description Service manual Leica M500 OH3 05/03 3242 Ganh 05-II Doc Code 10665679...

  • Page 83: General

    Description The Leica M500 OH3 is a new neuro stand system, consisting of the new OH3 stand system and the existing M500 N microscope system. This description will mainly concern the stand system. The description of the M500 N microscope system find in the service manual M500 N doc.code 10665607...

  • Page 84: Structure Of Construction

    Technical Description Service manual Leica M500 OH3 05/03 3242 - Ganh 05-2 Doc Code 10665679 Structure of construction Overview Horizontal arm Swing arm large Swing arm Link arm Vertical arm Column handle Stand control unit Footswitch holder Illumination control unit...
  • Page 85 Service manual Leica M500 OH3 Technical description Doc Code 10665679 05-3 05/03 3242 – Ganh • Microcontroller PCB LOH1002 • Xenon power supply Stand control unit • M500 N control unit • PCB LOH adapter • PCB LOH1001 • PLC D-balance module •...

  • Page 86: Accessories

    11.54 Generally, all accessories from the M500 N series do fit to the M500 OH3 system. All foot- and hand switches are compatible and can be connected to the M500 N control unit. A mouth switch can be connected as well. The current options as •...

  • Page 87: Technical Data

    Floor stand Model: floor stand with fully automatic balancing system and six electromagnetic permanent magnetic brakes Use: carries and positions the Leica M500 N surgical microscope Brakes: six electromagnetic brakes; actuation via pushbutton on handgrip...
  • Page 88 Technical Description Service manual Leica M500 OH3 05/03 3242 - Ganh 05-6 Doc Code 10665679 Balancing: automatic balancing in all axes and directions Load: min. 8.0 kg and max. 11.7 kg from dovetail microscope interface Space requirement: Foot: 720 x 720 mm Min.
  • Page 89 Service manual Leica M500 OH3 Technical description Doc Code 10665679 05-7 05/03 3242 – Ganh Dimensional drawings...

  • Page 90: Principal Description

    Technical Description Service manual Leica M500 OH3 05/03 3242 - Ganh 05-8 Doc Code 10665679 Principal description Stand system The stand system is based on the OH1. Improvements and new developments in mechanics and electronics leaded to a better functionality and an easier handling of the stand.
  • Page 91 Service manual Leica M500 OH3 Technical description Doc Code 10665679 05-9 05/03 3242 – Ganh Motorized X/Y movement Two DC-motors located in the swing carrier allow the movement of the optics carrier. Handgrip keys or footswitch activates the motors. The speed of the movement is adjustable by a potentiometer, located on the stand control unit.

  • Page 92: Electrical Description

    General The Leica M500 OH3 system consists of 2 different electrical systems. The M500 N microscope system (CAN bus system) on one hand and the Mitaka stand system (RS485 bus system) on the other hand. The two bus systems are switched together at the “LOH-adapter-board”.
  • Page 93 Service manual Leica M500 OH3 Technical description Doc Code 10665679 05-11 05/03 3242 – Ganh Block diagram of the Mitaka OH3 stand:...

  • Page 94: Functional Description

    Technical Description Service manual Leica M500 OH3 05/03 3242 - Ganh 05-12 Doc Code 10665679 Functional description Power supply The mains voltage is released through the power switch to each: • Xenon power supply (main) • Xenon power supply (spare) •...

  • Page 95: Control Elements

    The fans for the bulbs are equipped with a sense line. A male function would be detected and the corresponding power supply will be shut off. Control elements Illumination unit: Main switch power on/off of Leica M500 OH3 system 2 regulation knobs adjusting brightness of main/spare illumination Stand control unit: User interface M500 N...

  • Page 96: Indication Operating State

    Technical Description Service manual Leica M500 OH3 05/03 3242 - Ganh 05-14 Doc Code 10665679 Indication operating state Illumination unit: Main switch illumination Dark: switched off condition or no AC power connected or defective fuse Shines green: main voltage present at transformer and at the 2 xenon power supplies...
  • Page 97 Service manual Leica M500 OH3 Wiring Doc Code 10665679 08-I 05/03 3242 Ganh 08. Wiring diagram / locations - Leica M500 OH3 Table of content Chapter Page Location of brakes and axis 08-1 Locations of motors, fans and solenoids 08-2 Location of PCB’s...
  • Page 98 Wiring Service manual Leica M500 OH3 05/03 3242 Ganh 08-II Doc Code 10665679...
  • Page 99 Service manual Leica M500 OH3 Wiring Doc Code 10665679 08-1 05/03 3242 Ganh Wiring diagram / locations – Leica M500 OH3 Location of brakes and axis Brake 1 - rotation axis Brake 2 - horizontal axis Brake 3 - vertical axis...
  • Page 100 Wiring Service manual Leica M500 OH3 05/03 3242 Ganh 08-2 Doc Code 10665679 Location of motors, fans and solenoids X-motor Solenoid D-balance C-motor D-motor Solenoid C-balance Fan 3 (for Xenon power supply) Solenoid A/B balance –“- B-motor –“- Y-motor Fan 2 (for DC power module)
  • Page 101 Service manual Leica M500 OH3 Wiring Doc Code 10665679 08-3 05/03 3242 Ganh Location of PCB’s PCB’s in column and stand control unit DC power supply Transformer PCB LOH1002 (controller 2) PCB LOH-adapter PCB LOH1001 (controller 1) Main Xenon power supply...
  • Page 102 Wiring Service manual Leica M500 OH3 05/03 3242 Ganh 08-4 Doc Code 10665679 PBC’s in swing carrier PCB LOH1003 (controller 3) PCB LOH1004 (controller 4) PCB’s in handgrip CAN controller left CAN controller right...
  • Page 103 Service manual Leica M500 OH3 Wiring Doc Code 10665679 08-5 05/03 3242 Ganh Location of connectors PCB LOH1001 PCB LOH1002...
  • Page 104 Wiring Service manual Leica M500 OH3 05/03 3242 Ganh 08-6 Doc Code 10665679 PCB LOH1003 PCB LOH1004...
  • Page 105 Service manual Leica M500 OH3 Wiring Doc Code 10665679 08-7 05/03 3242 Ganh PCB LOH adapter PCB CAN controller left/right...
  • Page 106 Wiring Service manual Leica M500 OH3 05/03 3242 Ganh 08-8 Doc Code 10665679 Xenon power module P500 DC power module Fuse 10AT ( for Xenon power)
  • Page 109 Service manual Leica M500 OH3 Service programs Doc Code 10665679 09-I 05/03 3242 Ganh 09. Service programs - Leica M500 OH3 Table of content Chapter Page Control unit M500 N 09-1 09-2 LOH adapter 09-2...
  • Page 110 Service programs Service manual Leica M500 OH3 05/03 3242 Ganh 09-II Doc Code 10665679...
  • Page 111 Doc Code 10665679 09-1 05/03 3242 Ganh Service programs – Leica M500 OH3 Service programs in the control unit M500 N The SW of the M500 N control unit must be version 1.81 or higher to fit to the OH3 stand.
  • Page 112 Service programs Service manual Leica M500 OH3 05/03 3242 Ganh 09-2 Doc Code 10665679 Service programs in the stand PLC 2 Service interfaces Actually there are no service functions available. A handheld programmer allows SW-upgrade via the service interface. This tool and the upgrade description is not supplied for field service.
  • Page 113 Service manual Leica M500 OH3 Fault finding Doc Code 10665679 10-I 05/03 3242 Ganh 10. Fault finding - Leica M500 OH3 Table of content Chapter Page Power supply 10-2 Auto balancing 10-3 Manual balancing 10-6 Brakes 10-7 X – Y – movement...
  • Page 114 Fault finding Service manual Leica M500 OH3 05/03 3242 Ganh 10-II Doc Code 10665679...
  • Page 115 Service manual Leica M500 OH3 Fault finding Doc Code 10665679 10-1 05/03 3242 Ganh Fault finding – Leica M500 OH3 Before starting fault finding, perform the following steps: Measure Ensure Else Check setting of the main voltage Setting fits to local main voltage...
  • Page 116 Fault finding Service manual Leica M500 OH3 05/03 3242 Ganh 10-2 Doc Code 10665679 Power supply Pay attention to this indicator: Power switch Green after switching on Dark when switched off Symptom Ensure Else No power/ power switch not 2 main fuses ok?
  • Page 117 Service manual Leica M500 OH3 Fault finding Doc Code 10665679 10-3 05/03 3242 Ganh Auto balancing Pay attention to this indicators: AB LED Yellow: A axis has reached rear/front limit or B axis has reached upper/lower limit or both axis...
  • Page 118 Fault finding Service manual Leica M500 OH3 05/03 3242 Ganh 10-4 Doc Code 10665679 Symptom Ensure Else Procedure does not continue when Micro switch for position detection of A/B Align/replace micro switch turned to B-position; auto balance axis in proper condition: Check signal “B- key yellow blinking, buzzer doesn’t...
  • Page 119 Service manual Leica M500 OH3 Fault finding Doc Code 10665679 10-5 05/03 3242 Ganh Symptom Ensure Else -“- C solenoid activated during balancing Check connection / cable from solenoid to process (during step C-balance); check PCB “LOH1003” the “C-solenoid” signal on output port of PLC;...
  • Page 120 Fault finding Service manual Leica M500 OH3 05/03 3242 Ganh 10-6 Doc Code 10665679 Manual balancing Symptom Ensure Else All switches for manual balancing do Auto balance procedure must be Switch system off and on again not react: A-, B-, C-, D-balance terminated;...
  • Page 121 Service manual Leica M500 OH3 Fault finding Doc Code 10665679 10-7 05/03 3242 Ganh Brakes Symptom Ensure Else No brake can be released Auto balance procedure must be Switch system off and on again terminated; signal “ABL status” on output...
  • Page 122 Fault finding Service manual Leica M500 OH3 05/03 3242 Ganh 10-8 Doc Code 10665679 Symptom Ensure Else One (or a few) brakes do not release Ohmic resistance of brake: Replace brake Brake 1: app. 15 Ohm Brake 2: -“- Brake 3: -“- Brake 4: app.
  • Page 123 Service manual Leica M500 OH3 Fault finding Doc Code 10665679 10-9 05/03 3242 Ganh X - Y - movement Symptom Ensure Else X-Y-movement does not work at all Actual user setting allows this function Set X-Y-function in user menu of M500 N...
  • Page 124 Fault finding Service manual Leica M500 OH3 05/03 3242 Ganh 10-10 Doc Code 10665679 Symptom Ensure Else -“- Ohmic resistance of motor: Replace swing carrier* Motor X: app. 40 Ohm *or swing carrier module; refer to spare part Motor Y: app. 40 Ohm...
  • Page 125 Service manual Leica M500 OH3 Fault finding Doc Code 10665679 10-11 05/03 3242 Ganh Light source WARNING! Never look directly into the light source! WARNING! High voltage around Xenon power supplies and Xenon bulb housing! Pay attention to this indicators:...
  • Page 126 Fault finding Service manual Leica M500 OH3 05/03 3242 Ganh 10-12 Doc Code 10665679 Symptom Ensure Else Ignition of one bulb not possible; Micro switches for bulb door, bulbs and Replace / re-align switches ignition key yellow blinking; main LED...
  • Page 127 Service manual Leica M500 OH3 Fault finding Doc Code 10665679 10-13 05/03 3242 Ganh Diagnosis LED’s LED’s on the 4 Mitaka controller boards Each of the 4 Mitaka controller boards is equipped with 3 LED’s. Function indicated LED1 24V available...
  • Page 128 Fault finding Service manual Leica M500 OH3 05/03 3242 Ganh 10-14 Doc Code 10665679 Controller 3: PCB LOH-1003 LED3 LED2 LED1 Controller 4: PCB LOH-1004 LED2 LED3 LED1...
  • Page 129 Service manual Leica M500 OH3 Fault finding Doc Code 10665679 10-15 05/03 3242 Ganh LED’s on the LOH adapter The LOH adapter consists of the adapter board itself and the processor board. Both do contain several LED’s. Processor board: Function indicated Interrupt LED indicates an interrupt is activated.
  • Page 130 Fault finding Service manual Leica M500 OH3 05/03 3242 Ganh 10-16 Doc Code 10665679 PLC diagnostic function General The PLC is equipped with several LED’s, which do indicate an active (illuminated) or inactive (not illuminated) condition of the appropriate input or output signal.
  • Page 131 Service manual Leica M500 OH3 Fault finding Doc Code 10665679 10-17 05/03 3242 Ganh Indication: upper balance switch of C activated Balance mechanism C: upper switch Indication: + balance switch of A/B activated Balance mechanism A/B: + switch Indication: - balance switch of A/B activated Balance mechanism A/B: - switch Xe.
  • Page 132 Fault finding Service manual Leica M500 OH3 05/03 3242 Ganh 10-18 Doc Code 10665679 Diagnosis via the M500 N system Diagnostic function The diagnose software in the M500 N service program allows to: • Check the can handle switches: in menu “check CAN handle switches” each activated knob of the handgrip is displayed on the control unit.
  • Page 133 Service manual Leica M500 OH3 Replacing modules Doc Code 10665679 11-I 07/03 3242 - Ganh 11. Replacing modules – Leica M500 OH3 Table of content Chapter Page Overview 11-1 Base Base complete 11-1 Castor 11-1 Rubber pad 11-1 Damper 11-2...
  • Page 134 Replacing modules Service manual Leica M500 OH3 07/03 3242 - Ganh 11-II Doc Code 10665679 Swing arm large Damper 11-10 Brake 4 unit 11-10 Swing carrier (swing arm small) Overview 11-12 A/B slide module 11-13 Brake 6 with A/B balance module...

  • Page 135: Overview

    Service manual Leica M500 OH3 Replacing modules Doc Code 10665679 11-1 07/03 3242 - Ganh Replacing modules – Leica M500 OH3 Overview Find a summarizing sheet with specification of modules, screws and torques in section 14/spare parts. Base Replacing base –complete part Actually no replacement possible.
  • Page 136 Replacing modules Service manual Leica M500 OH3 07/03 3242 - Ganh 11-2 Doc Code 10665679 Replacing damper Only 1 damper can be replaced! 1. Balance system 2. Access the nut from bottom side 3. Loosen nut with 13mm ring spanner 4.
  • Page 137 Service manual Leica M500 OH3 Replacing modules Doc Code 10665679 11-3 07/03 3242 - Ganh Column Replacing brake 2 Actually no replacement possible. Complete stand must be replaced. Brake 2 Replacing lock for brake 2 1. Balance system before proceeding 2.
  • Page 138 Replacing modules Service manual Leica M500 OH3 07/03 3242 - Ganh 11-4 Doc Code 10665679 Connector CN2…CN5 4. Disconnect 4 plugs and earth wire (nut and washer) of power Nut M4 with washer and supply tooth lock washer 5. Loosen 2 Phillips screws and remove DC power module...
  • Page 139 Service manual Leica M500 OH3 Replacing modules Doc Code 10665679 11-5 07/03 3242 - Ganh 6. Disconnect main-, lamp output- and sense cable 7. Remove unit; take over 4 mounting bolts for the replacement module (Phillips screw M3x5, 10mm bolt) 8.
  • Page 140 Replacing modules Service manual Leica M500 OH3 07/03 3242 - Ganh 11-6 Doc Code 10665679 Replacing spare Xenon power supply 1. Disconnect main power 2. Remove cover on rear side of column 3. Disconnect main-, lamp output- and sense cable; refer to point 6, page 11-5 4.
  • Page 141 Service manual Leica M500 OH3 Replacing modules Doc Code 10665679 11-7 07/03 3242 - Ganh D-balance unit Replacing D-balance unit Actually no replacement possible. Complete stand must be replaced. Important: The 3 measures are in relation. They must correlate and they may differ from one system to another! Register a reference measurement before doing any manipulation on this part.
  • Page 142 07/03 3242 - Ganh 11-8 Doc Code 10665679 Replacing damper 1. Remove cover „Leica“ (2 x Allen screw M5x60) – attention - heavy part! 2. Balance D-axis 3. Slacken nut with spanner 13mm 4. Loosen damper assembly (2 x Allen screw) 5.
  • Page 143 Service manual Leica M500 OH3 Replacing modules Doc Code 10665679 11-9 07/03 3242 - Ganh Stand control unit Replacing stand control unit 4x Phillips screw M3x5 1. Remove 4 Phillips screws and tilt out front panel P2 of PCB LOH adapter P1 of PCB LOH1001 2.
  • Page 144 Replacing modules Service manual Leica M500 OH3 07/03 3242 - Ganh 11-10 Doc Code 10665679 Swing arm large Replacing damper Threaded tube 7. Remove lower cover of vertical arm 8. Loosen allen screw and pull out lower part of vertical arm 9.
  • Page 145 Service manual Leica M500 OH3 Replacing modules Doc Code 10665679 11-11 07/03 3242 - Ganh 6. Pull out both cables 7. Remove brake 4 casting by 4 (8) screws M6x18 Allen screws Assembly hint: M6x18 Secure screws with Loctite 243...
  • Page 146 Replacing modules Service manual Leica M500 OH3 07/03 3242 - Ganh 11-12 Doc Code 10665679 Swing carrier Overview Brake 6 with A/B balance module A/B slide module...
  • Page 147 Service manual Leica M500 OH3 Replacing modules Doc Code 10665679 11-13 07/03 3242 - Ganh Replacing A/B slide module 1. Lock stand 2. Remove optics carrier and handgrips – refer to assembly manual 3. Remove cover (loosen 6x Phillips screw M3x12) 4.
  • Page 148 Replacing modules Service manual Leica M500 OH3 07/03 3242 - Ganh 11-14 Doc Code 10665679 6. Release screws and take off A/B module Assembly hint: secure screws with Loctite 221 7. Assembly: proceed in reversed order Replacing brake 6 with A/B balance module 8.
  • Page 149 Service manual Leica M500 OH3 Replacing modules Doc Code 10665679 11-15 07/03 3242 - Ganh 11. Loosen Allen screw M5x12 12. Slacken Phillips screw, remove threaded ring (turn ccw) and take off module Assembly hint: do not tighten ring, just eliminate backlash;...
  • Page 150 Replacing modules Service manual Leica M500 OH3 07/03 3242 - Ganh 11-16 Doc Code 10665679...
  • Page 151 In addition to above annual maintenance we recommend to check and (if needed) to re-grease concerning mechanical parts every three years. Concerning parts are: • Gears and spindles - use Leica grease D2m (number for 25g – 10289964) • Slides, sliding parts - use Leica grease D2 (number for 25g –...
  • Page 152 Maintenance service Service manual Leica M500 OH3 05/03 3242 - Ganh 12-2 Doc Code 10665679...
  • Page 153 SOM Product Maintenance work list Leica M500 OH3 Surgical Operating Microscopy System Pos. General/ Safety Mains connection: damage/ proper fitting/ cables approved (local regulation)/ physical hazard (danger of stumble) Leaking current within specification according EN60601-1 (specification at the time of installation)
  • Page 155 SOM Product Maintenance work list Leica M500 OH3 Surgical Operating Microscopy System Pos. Continuity and range of rotary motion Microscope control and Stand Read-out of the error messages-> Report in the protocol Erase/delete the errors Software Version: look up the version and report in the protocol (optics carrier and control unit M500 N, LOH adapter, PLC;...
  • Page 157 SOM Product Maintenance work list Leica M500 OH3 Surgical Operating Microscopy System Pos. Functioning test Does the fibre optic cable fit into the emergency illumination outlet? Warm ignition (15min on, 5min off and re-ignite) Look up the operation hours and report on the protocol...
  • Page 159 SOM Product Maintenance work list Leica M500 OH3 Surgical Operating Microscopy System Pos. Does the zoom move throughout the whole range. 10.5 Does the focus move throughout the whole range 10.6 Focus- and XY movement 11.1 Does the focus move throughout the whole range Smoothness of the tilt and focus movement when motor driven with minimum- and maximum speed 11.2...
  • Page 161 Service manual Leica M500 OH3 Inspection Doc Code 10665679 13-I 07/03 3242 Ganh 13. Inspection - Leica M500 OH3 Table of content Chapter Page Test certificate 13-1 List of accessories and their weight 13-2 Leakage current test 13-3 Entries 13-4...
  • Page 162 Inspection Service manual Leica M500 OH3 07/03 3242 Ganh 13-II Doc Code 10665679...
  • Page 163 Service manual Leica M500 OH3 Inspection Doc Code 10665679 13-1 07/03 3242 - Ganh Test Certificate for Leica M500 OH3 Configuration: System Serial no. Software version Remark Stand OH3 Base: PLC: Column: LOH-adapter: D-balance unit: Handle left: Swing carrier: Handle right:...
  • Page 164 Inspection Service manual Leica M500 OH3 07/03 3242 Ganh 13-2 Doc Code 10665679 List of accessory and its weight Attached Accessory Stock nbr. Single weight Total weight Eyepiece f. spect. W’s 10x/21B 10446485 0.1 kg Binocular tube variable 30-150° 10446797 0.8 kg...
  • Page 165 Service manual Leica M500 OH3 Inspection Doc Code 10665679 13-3 07/03 3242 - Ganh Leakage Current Test related to IEC 601-1 Description Permitted value Actual value < 90 µA µA Stand + main Xenon lamp < 90 µA µA Stand + spare Xenon lamp...
  • Page 166 Inspection Service manual Leica M500 OH3 07/03 3242 Ganh 13-4 Doc Code 10665679 Entries Step Description Required results O.K. Fails General Never do look directly in to the light source! WARNING! Lock stand with two locking knobs. Optics carrier movement is locked for up/down- and forward/backward direction.
  • Page 167 Service manual Leica M500 OH3 Inspection Doc Code 10665679 13-5 07/03 3242 - Ganh Step Description Required results O.K. Fails Observe field of illumination; set diaphragm of Homogeneous illumination in the complete field. optics carrier to maximum Turn attenuator knob of main lamp through Intensity increases step by step, maximum at 6 position 1..6...
  • Page 168 Inspection Service manual Leica M500 OH3 07/03 3242 Ganh 13-6 Doc Code 10665679 Step Description Required results O.K. Fails Manual balance Turn microscope to position A; press manual A-slide moves backward. balance switch A: upper contact A-slide moves forward. Press manual balance switch A: lower contact AB LED shines yellow.
  • Page 169 Service manual Leica M500 OH3 Inspection Doc Code 10665679 13-7 07/03 3242 - Ganh Step Description Required results O.K. Fails Range of movement Release rear button of handgrip; turn stand. Stand can be rotated (axis 1) without limit. Release rear button of handgrip; move the Fibre optics cable and other cables are free of microscope to the stops in X- and Y-direction.
  • Page 170 Inspection Service manual Leica M500 OH3 07/03 3242 Ganh 13-8 Doc Code 10665679 Step Description Required results O.K. Fails Switch the stand on. 2 fans in housing of column (fan 1) run. 1 fan in DC power module (fan 2) runs.
  • Page 171 Service manual Leica M500 OH3 Inspection Doc Code 10665679 13-9 07/03 3242 - Ganh Step Description Required results O.K. Fails 11.6 Observe movement of zoom. Uniform zoom movement at both min and max speed (12sec...5sec). 11.7 Unplug and plug in fibre optics.
  • Page 172 Inspection Service manual Leica M500 OH3 07/03 3242 Ganh 13-10 Doc Code 10665679...
  • Page 173 Service manual Leica M500 OH3 Spare parts catalouge Doc Code 10665679 14-I 05/03 3242 Ganh 14. Spare parts - Leica M500 OH3 Table of content Chapter Page General parts 14-1 Base 14-2 Column 14-3 Stand control unit 14-7 D-balance module...
  • Page 174 Spare parts catalouge Service manual Leica M500 OH3 05/03 3242 Ganh 14-II Doc Code 10665679...
  • Page 175 Doc Code 10665679 14-1 05/03 3242 - Ganh Stock n° Description / Specification Remark Drawing Spare parts - Leica M500 OH3 General parts 10711932 Set of screws contains: 4 nuts 17mm M10 1 nut 22mm M14, several other screws 10711933 Toolset Delivered with each unit.

  • Page 176: Base Complete

    Spare parts catalogue Service manual Leica M500 OH3 05/03 3242 - Ganh 14-2 Doc Code 10665679 Stock n° Description / Specification Remark Drawing Base 10711923R Base complete PART NOT AVAILABLE 10711945 Castor 10711946 Blue damper for brake 1, 2, 3...
  • Page 177 Service manual Leica M500 OH3 Spare parts catalogue Doc Code 10665679 14-3 05/03 3242 - Ganh Stock n° Description / Specification Remark Drawing Column 10711979R Control unit with light house (bulbs not included) 10711980 Microswitch for bulb door and fiber detection...
  • Page 178 Spare parts catalogue Service manual Leica M500 OH3 05/03 3242 - Ganh 14-4 Doc Code 10665679 Stock n° Description / Specification Remark Drawing 10711896 Line filter 10711023 Main switch 10711984 Knob cover and knob and collar 10448022 Xenon lamp 10711880...
  • Page 179 Service manual Leica M500 OH3 Spare parts catalogue Doc Code 10665679 14-5 05/03 3242 - Ganh Stock n° Description / Specification Remark Drawing 10711925 Lock for brake 3 10711936 Stop for vertical arm including screw: M8 x 70 DIN912 A2-70...

  • Page 180: Brake 2

    Spare parts catalogue Service manual Leica M500 OH3 05/03 3242 - Ganh 14-6 Doc Code 10665679 Stock n° Description / Specification Remark Drawing 10711989 Fan 4 MD925A-24L: with built-in sensor (for Xenon bulb) 10711990 Brake 2 PART NOT AVAILABLE RNB-5G (including shim set)

  • Page 181: Stand Control Unit

    Service manual Leica M500 OH3 Spare parts catalogue Doc Code 10665679 14-7 05/03 3242 - Ganh Stock n° Description / Specification Remark Drawing Stand control unit 10711926R Stand control unit 10711804 LOH adapter complete 10711937 PCB LOH-1001 10711991 including 2 cables...
  • Page 182 Spare parts catalogue Service manual Leica M500 OH3 05/03 3242 - Ganh 14-8 Doc Code 10665679 Stock n° Description / Specification Remark Drawing Single parts for switch board: 10711993 Switch xenon 10711994 Switch autobalance (including transparent cover) 10711995 Transparent cover for autobalance switch...
  • Page 183 Service manual Leica M500 OH3 Spare parts catalogue Doc Code 10665679 14-9 05/03 3242 - Ganh Stock n° Description / Specification Remark Drawing 10 711851 M500 N Control unit OH3 Single parts: refer to M500 N - Service manual This part can be covered through the existing control unit M500 N:...

  • Page 184: D-Balance Module

    Spare parts catalogue Service manual Leica M500 OH3 05/03 3242 - Ganh 14-10 Doc Code 10665679 Stock n° Description / Specification Remark Drawing D-balance module 10712001R D-balance module PART NOT AVAILABLE 10712153 Cover for d-balance module 10712002 D-balance motor SS23F (motor 11)
  • Page 185 Service manual Leica M500 OH3 Spare parts catalogue Doc Code 10665679 14-11 05/03 3242 - Ganh Stock n° Description / Specification Remark Drawing 10712005 Fixed weight (rear) 10712006 Fixed weight (front) 10712007 Solenoid for D-balance 10712008 Balancing mechanism for D-balance (including 2 switches)

  • Page 186: Swing Arm Large

    Spare parts catalogue Service manual Leica M500 OH3 05/03 3242 - Ganh 14-12 Doc Code 10665679 Stock n° Description / Specification Remark Drawing Swing arm large 10712009R Swing arm large PART NOT AVAILABLE 10712010 Cover plate of swing arm 10712011...
  • Page 187 Service manual Leica M500 OH3 Spare parts catalogue Doc Code 10665679 14-13 05/03 3242 - Ganh Stock n° Description / Specification Remark Drawing 10711969 Cover for vertical arm length: 625mm 10711970 Cover for horizontal arm length: 735mm 10712016 Cap for vertical/horizontal arm...

  • Page 188: Swing Carrier (Swing Arm Small)

    Spare parts catalogue Service manual Leica M500 OH3 05/03 3242 - Ganh 14-14 Doc Code 10665679 Stock n° Description / Specification Remark Drawing Swing carrier (swing arm small) 10711938R Swing carrier complete unit 10663925 Nut M10 for swing carrier 10712018R...
  • Page 189 Service manual Leica M500 OH3 Spare parts catalogue Doc Code 10665679 14-15 05/03 3242 - Ganh Stock n° Description / Specification Remark Drawing 10711965 Cover at brake 5 Including switch and cable 10712257 Motor C HG37-030-AB-00 10712258 Belt for Motor C...
  • Page 190 Spare parts catalogue Service manual Leica M500 OH3 05/03 3242 - Ganh 14-16 Doc Code 10665679 Stock n° Description / Specification Remark Drawing 10712028 Switch for manual balance (A or B or C) 10712029 Switch for A/B position detection 10712030...
  • Page 191 Service manual Leica M500 OH3 Spare parts catalogue Doc Code 10665679 14-17 05/03 3242 - Ganh Stock n° Description / Specification Remark Drawing 10711882 Cover...

  • Page 192: Handgrip

    Spare parts catalogue Service manual Leica M500 OH3 05/03 3242 - Ganh 14-18 Doc Code 10665679 Stock n° Description / Specification Remark Drawing Handgrip 10711968 Handgrip complete 10711968R 10712021 Handgrip left Including all switches 10712022 Handgrip right Including all switches...
  • Page 193 Service manual Leica M500 OH3 Spare parts catalogue Doc Code 10665679 14-19 05/03 3242 - Ganh Stock n° Description / Specification Remark Drawing 10712252 Handgrip Stopper plate incl. 2 screws M2x5 10711940 Handgrip joint left 10711941 Handgrip joint right 10711942 Lever 1 for handgrip incl.

  • Page 194: Cables

    Spare parts catalogue Service manual Leica M500 OH3 05/03 3242 - Ganh 14-20 Doc Code 10665679 Stock n° Description / Specification Remark Drawing Cable...
  • Page 195 Service manual Leica M500 OH3 Spare parts catalogue Doc Code 10665679 14-21 05/03 3242 - Ganh Stock n° Description / Specification Remark Drawing...
  • Page 196 Spare parts catalogue Service manual Leica M500 OH3 05/03 3242 - Ganh 14-22 Doc Code 10665679 Stock n° Description / Specification Remark Drawing...
  • Page 197 Service manual Leica M500 OH3 Spare parts catalogue Doc Code 10665679 14-23 05/03 3242 - Ganh Stock n° Description / Specification Remark Drawing...
  • Page 198 Spare parts catalogue Service manual Leica M500 OH3 05/03 3242 - Ganh 14-24 Doc Code 10665679 Stock n° Description / Specification Remark Drawing...
  • Page 199 Service manual Leica M500 OH3 Spare parts catalogue Doc Code 10665679 14-25 05/03 3242 - Ganh Stock n° Description / Specification Remark Drawing...
  • Page 200 Spare parts catalogue Service manual Leica M500 OH3 05/03 3242 - Ganh 14-26 Doc Code 10665679 Stock n° Description / Specification Remark Drawing 10711807 CAN cable LOH adapter to M500 N control unit Up to serial number above cable is needed.
  • Page 201 Service manual Leica M500 OH3 Spare parts catalogue Doc Code 10665679 14-27 05/03 3242 - Ganh Stock n° Description / Specification Remark Drawing 10711881 Y cable handgrips 10711806 CAN cable optics carrier to LOH adapter...
  • Page 202 Spare parts catalogue Service manual Leica M500 OH3 05/03 3242 - Ganh 14-28 Doc Code 10665679 Stock n° Description / Specification Remark Drawing Cable for mouthswitch 10711808 Some other internal cables are not defined until now. If needed, they will be defined later.
  • Page 203 4-M12x30 65Nm Fixed Weight(Rear) Cover for Weight Removable Weight15mm RubberPad Castor 10712004 10711931 10712005 10711948 10711945 Leica OH 3 List of Spare Parts Product No Allen Screw Removable Weight5mm Fixed Weight(Front) 3rd angle Part No. 4-M8x15 10711930 10712006 Drawn Checked...

Table of Contents