Canon YJ12x6.5B User's Manual
Contents
1. m F sum d MIS 4 n p Na A gt 5 4 pa Li A s P m 3 i T pi b _ e v y 4 A e i o T rm e a Li amp lt I is res Er a a a a p 7 gt pu 4 4 y l d eh br 1 gt sa i b 5 i M i ya Y E Lam Ada Yu de mh diui eS E En M uw Lo 4 e P a 4 W qM en gt 6 HHRELTIBSORO t 220 El ZELHTANET WBS CT OAS FE amp 1o 71 YJ12x6 5B 5 5 12 BARRE 72 YJ12x6 5B IRS A 5 12 69 TABLE OF THE CONTENTS FOR THE EXCLUSIVE BROCHURE The exclusive brochure consists of a general circuit diagram lens ex ternal view They should be refer enced as required EXTERNAL VIEW 71 YJ12x6 5B IRS A 5 12 GENERAL CIRCUIT DIAGRAM 72 YJ12x6 5B IRS A SX122. 2 2 2 40 4 44 53 HOW MOUNT THE LENS ON THE 46 84 85 86 87 3 1 MOUNTING THE LENS ON THE CAMERA 3 2 MOUNTING THE HOOD ON THE LENS 48 4 1 FLANGE BACK ADJUSTMENT OF THE LENS 4 2 IRIS ADJUSTMENT OPERATION 1 135 A E 52 5 1 ZOOM OPERATION 5 2 FOCUS OPERATION 5 3 IRISOPERATION 5 4 EXTENDER OPERATION 5 5 MACRO OPERATION 5 6 VTR SWITCH AND RET SWITCH OPERATIONS PRODUCT SPECIFICATIONS 63 OPTIONAL ACCESSORIES SOLD SEPARATELY 65 7 1 AVAILABLE ACCESSORIES 7 2 SYSTEM CONFIGURATION FOR ZOOM AND FOCUS OPERATIONS 37 GENERAL SAFETY INFORMATION The safety warnings and cautions provided on the product or in this operation manual must be observed Failure to observe warnings and cautions provided to guard against hazards may result in injury or accident Read this operation manual carefully to familiarize yourself with its contents and ensure that you can operate the product properly Also store this manual in a safe place where it can easily be referenced whenever required This operation manual uses the following symbols and terms to identify hazards to protect you and others by aiming to prevent the occurrence of accidents Indicates hazardous situations which if not heeded may result in death or serious injur
3. BROADCASTING TV ZOOM LENS YJ12X6 5B IRS A Hy th B AB CAO ACA E BERZ lt FE S110 SMBH HED TCE SEU Read this operation manual before using the product Keep the manual safe so that it can be referenced when it is needed J E 7 3 a MENNNNN a r1 ar ES gt I a LIES ES ENGLISH VERSION MS REGULATIONS NOTE This equipment has been tested and found to comply with the limits for a Class digital device pursuant to Part 15 of the FCC rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the operation manual may cause harmful interference to radio communications Operation to this equipment in a residen tial area is likely to cause harmful interference in which case the user will be required to correct the interference at has his own expense O Use of shielded cable is required to comply with Class A limits in Subpart B of Part 15 of the FCC rules Do not make any changes or modifications to the equipment unless otherwise specified in the manual If such changes or modification should be made you could be required to stop operation of the equipment Canadia
4. Shuttle memory position Original position O The Shtl button is released How to store the shuttle memory position To set the zoom position hold down PEN the Shtl button and simultaneously Shuttle Memory Position Setting Knob turn the shuttle memory position setting knob either of the following positions to adjust Clockwise T side The further the switch is turned clockwise tne more the focus is taken further and further away in the telephoto mode Counterclockwise W side The further the switch is turned counterclockwise the more the focus is brought closer and closer in the wide angle mode 54 How to use the shuttle shot When holding down the Shtl button the zoom moves toward the shuttle memory position at the maximum speed and stops at the shuttle memory position preset zoom position So long as the Shtl button is held down the zoom stays at the shuttle 2 memory position HIDE RB O How to return to the original position The original position is not changed so long as the zoom operation is only performed using the Shtl button The zoom position obtained by manual or any servo zoom operations other than the Shtl button will automatically become the new original position for the next shuttle shot operation NOTE Since operation with the Shtl button is given priority operation cannot be performed with the zoom seesaw switch while the Shtl button
5. Zoom in to a far object and bring it into focus by normal focus operation Step2 Zoom out to a near object and bring it into focus by macro operation Step 3 Zoomin to the far object again while not touching the macro button set by above step 2 and bring into focus again by normal focus operation When steps 1 to 3 have been performed the setting for multi point focus shooting is completed When zooming in the focal point is shifted from the object in the foreground to the farther object in the background continuously or when zooming out the focal point is shifted from the farther object in the background to the object in the foreground continuously 5 6 VTR SWITCH SWITCH OPERATIONS e VTR Switch Press switch to execute the operation of VTR and press again to stop the operation of VTR RET Switch Return Video Switch While the RET switch is pressed the external video picture sent to the TV camera head can be seen on the viewfinder 62 86 PRODUCT SPECIFICATIONS CU Tex Maximum relative 1 2 0 f 6 5 60mm aperture 1 2 6 f 78mm 8 8x 6 6 Dia 11mm of view 6 5 4 8 3 2 2 4 Minimum object distance 0 4 50mm from front lens vertex Minimum 63 3cmx 47 5c m 31 4 23 6cm shooting rang 5 0cmx 3 8cm 2 6cmx 2 0cm Size 234 8 mm x 86 mm Weight Approx 1 93 kg without hood Flange back 48 mm in air Thread for filters 105
6. the video level EN Wi Open IE A Iris Ring TERNAL S Momentary auto iris switch When the momentary auto iris switch is pressed during manual iris operation mode the iris changes to automatic operation mode while the switch is held down 25 This feature is helpful when the Momentary Auto Iris correct iris setting is required Switch momentarily 58 5 4 Extender OPERATION The 2X extender builit in the lens change the focal length of the lens by the factor of 2time Note that the extender decreases the F number by its magnification Master Lens __ With 2X Extender Focal Length 6 5 78 mm 13 156 mm Max Relative Aperture 1 2 0 6 5 60 mm 1 4 0 13 102 mm 1 2 6 78 mm 1 5 2 156 mm O Operation The 2x extender is inserted into the lens optical system by swinging the extender lever on the rear of the lens to the 2x indication side By swinging back the extender lever to the original position 1x position 2X extender is pulled out from the lens optical system 59 5 5 MACRO OPERATION When the macro function of the lens is used macro shooting is enabled In macro shooting the object distance becomes shorter than the normal minimum object distance M O D The minimum object distance by macro operation for this lens is only 50 mm at wide end of the focal length and maximum macro position Ring acro Button gt O Operation To operate the macro manu
7. 8mm L Manual Prism Compensation S Compensated for prism 9 Special Feature 1 B3 Compensated for B3 prism No special feature B4 Compensated for B4 prism D Digital servo C Without prism compensation 49 Special Feature 2 In case of 1 2 prism designation for prism none No special feature compensation may be omitted since only one type Pro video shuttle shot of prism exists Clutch less 5 Lens Generation V Image stabilizing by Vari angle prism none First generation case of no special feature 2 In case of first generation hyphen will also hyphen will also be ornitted be omitted Second generation In stead of Roman numerals may also be exhibited by Arabic numerals b Extender Built in extender s K No Built in extender V Built in COU unit 0 8x extender Built in extender unit 0 8x extender COU Crossover unit 64 87 OPTIONAL ACCESSORIES SOLD SEPARATELY To maximize the performance of the lens and provide more flexibility in operation Canon provides the following accessories sold separately Refer to the operation manual for the respective accessory for installation connection and operating procedures 7 1 AVAILABLE ACCESSORIES 1 CONTROL ACCESSORIES FM 12 FLEXIBLE FOCUS MODULE FM 70 FLEXIBLE DUAL MODULE made to order FC 10 FC 40 FLEXIBLE CABLE FFC 15 FFC 200 FLEXIBLE FOCUS CONTROL UN
8. IT FZC 100 FLEXIBLE ZOOM CONTROL UNIT FPM 77 FOCUS SPEED SERVO MODULE 400 SERVO FOCUS DEMAND GA 70 ZOOM GRIP ADAPTOR made to order ZSG 200M ZOOM SERVO GRIP ZSD 15M ZOOM SERVO DEMAND ZSD 300M ZOOM SERVO DEMAND CR 10 CLAMP EC 80 EXTENSION CABLE 2 OPTICAL ACCESSORIES UV 105mm UV ULTRA VIOLET FILTER 105mm SKY 105mm SKYLIGHT FILTER 105mm ND4 105mm 04 FILTER 105mm ND8 105mm ND8 FILTER 105mm SFT 105mm SOFTON FILTER 105mm CRS 105mm CROSS SCREEN FILTER 105mm SNW 105mm SNOW CROSS FILTER 105mm SNY 105mm SUNNY CROSS FILTER 105mm PL 105mm POLARIZED FILTER 105mm 65 7 2 SYSTEM CONFIGURATION FOR ZOOM AND FOCUS OPERATIONS Select the necessary accessories for operating the zoom and focus functions from the following table D 2 4 O 6 7 0 12 E 0 Flexible Focus Module Flexible Dual Zoom Focus Module 7 made to order Flexible Cable Flexible Focus Control Unit Flexible Focus Control Unit Flexible Zoom Control Unit Focus Speed Servo Module Servo Focus Demand Servo Zoom Demand Servo Zoom Demand Servo Zoom Grip Clamp Zoom Grip Adapter made to order Extension Cable 66 Operation combinations Focusing Remote Manual 200 operation Focusing change over Knob Remote Manual Remote Manual MANU 2X3X4 DOE Zooming Lol 0 40 41210 d915 6 TECHNICAL DOCUMENTS id t w q gt m
9. N u NS iej t LOS 48 4 Bring the object into focus by turning the focus ring 5 Set the lens to the wide end by 6 7 turning the zoom ring Loosen the flange back lock screw Turn the flange back adjusting ring to bring the object into focus 49 Sf yr 8 Repeat steps 3 to 7 several times until the object is brought into focus at both the wide and telephoto ends 9 After making sure that the object is in sharp focus tighten the flange back lock screw The adjustment procedure is now completed 4 2 IRIS GAIN ADJUSTMENT An iris gain adjusting trimmer is located on the front of the lens drive unit Rubber Cap The iris gain is properly set at the factory However if you wish to change the iris gain adjust the trimmer through N the procedure described below I TT d lf Y Iris Gain Adjusting Trimmer 1 Peel away the rubber cap which is attached here 90 2 Slide the iris operation mode change over switch to the A position auto also the camera is required to set an automatic iris mode Refer to the TV camera operation manual provided by the camera Iris Operation Mode manufacturer how to change this 55 Change over Switch setting 3 the iris gain adjusting trimmer m marked as I G on the rubber Iris Gain b gt using sm
10. all screwdriver to NV set the level as desired To increase the gain turn the trimmer clockwise To decrease the gain turn the trimmer counterclockwise Clockwise T 3 NOTE To determine the maximum gain set the trimmer at a level where no hunting occurs while the iris 1 controlled from the camera by the automatic control mode 4 After the adjustment is completed put the rubber cap back on the lens drive unit 51 85 OPERATION 5 1 ZOOM OPERATION A MANUAL ZOOM OPERATION Set the zoom operation change over 82 E gt knob at the bottom of the lens drive unit J 2 to MANU position Zoom Operation Change over Knob 65 A CAUTION The zoom operation change over knob must be set to the MANU position before performing manual zoom operations The lens may be damaged if manual zoom operations are forcibly performed with the knob at the SERVO position Manual zoom operation with the zoom ring LIT in A 2 8 E _ 40 Turn the zoom ring itself or with the zoom lever clockwise as viewed from camera to zoom out to Wide end Turn it counterclockwise to zoom in to Telephoto end Ii 2 TLLA 20 E E m f TL E A Zoom Lever Zoom Ring 52 20 T LE 5 3 O 8 E S hange over Knob c Set the zoom operation change over knob at the bottom o
11. ally turn the macro button at the back of the lens Press the macro button to unlock the macro ring While holding it down turn the macro ring clockwise as viewed from the camera side to allow macro shooting 7T i Re 5 u Set the lens to wide end by manual or Servo zoom operation 2 Bring the object into focus by turning the macro button macro ring O Object distance and object dimensions in macro shooting Zoom position Position of macro Minimum j ring or button object distance Normal Cx c operation The object distance is measured from the front lens vertex Macro shooting is possible regardless of where the macro ring is positioned between the locked position and maximum macro rotated position At the intervening positions the above data vary Object dimensions 63 3 47 5 5 0 x 3 8 12 9 x 9 7 cm NOTE Macro operation is also possible at any zoom position other than the wide end of the focal length but the object distance increases 60 O Multi point focus shooting In macro shooting when zooming to ur yy T change the focal length the focal point varies The multi point focus shooting technique uses this characteristic The focal point is shifted by the zoom operation Macro Ring OT MITT Zoom Ring Follow the steps below Setting procedure Step 1
12. connector Connection can be performed smoothly by aligning the master key mark on the camera connector with this mark For details on installation refer to the camera s operation manual as well 3 2 MOUNTING THE HOOD ON THE LENS Usually when the lens is shipped from the factory the hood 15 put the lens If you remove the hood in some reason please attach it as instructed below Index Mark Hood 1 Snap the hood on the front barrel of the lens 2 Align the the index mark on the hood to that of the front barrel of lens 3 lighten the hood securely by turning the hood lock knob clockwise 47 4 ADJUSTMENT 4 1 FLANGE BACK ADJUSTMENT OF THE LENS Adjust the flange back of the lens as follows NOTE Refer to the section 5 OPERATION as for details on zooming focusing and iris operation performed with the flange back adjustment 1 Select an object at an appropriate distance 2 to 3 meters recommended A Siemens star chart is perfect for this adjustment If no such chart is available use any object that of fers sharp contrast to facilitate the adjustment work A Siemens star chart is a kind of pie chart consisting of slices which narrow down toward the center Siemens star as shown in the figure on the right and used to chart facilitate focusing 2 Openthe iris of the lens fully 3 Setthe lens to the telephoto end by turning the zoom ring
13. eesaw Switch Use this switch for servo zoom operation The zoom speed changes according to how far down the switch is pressed 5 RET Switch Return Video Switch While this switch is held down the E E image from the VTR can be viewed in the viewfinder When it is released the image being recorded by the camera is restored to the viewfinder E E Image An image whose input signals are output straight through the electrical circuitry inside the VTR without passing through the magnetic converter circuits of the heads tape etc 6 Macro Button Macro Ring Use this button and ring to shoot an object which is closer than the M O D 7 Zoom Lever Zoom Ring Use the zoom ring and zoom lever to operate the zoom manually Focus Ring Turn this ring to focus on the object 9 Zoom Operation Change over Knob Use this knob to change from manual to servo zoom operation or vice versa 44 Connector for Remote Zoom Control Zooming is performed by remote control when this connector is used to connect the unit to an optional control unit for zoom operations Normally this connector is covered with a cap AD Iris Ring Turn the iris ring to operate the iris manually 2 Flange Back Lock Screw Flange Back Adjusting Ring Loosen this screw and turn this ring to adjust the flange back 43 VTR Switch Use this switch to start or stop the VTR Iris Gain Adjusting Trimmer Adiusts the iris gain 15 DIP Switches Use these DIP switches for the settings
14. f the lens drive unit to SERVO position 5 6 For smooth change turn the change over knob while rotating the zoom ring slightly Servo zoom operation with the zoom seesaw switch The zoom can be operated by pressing the zoom seesaw switch located on the top of the lens drive unit Press T to zoom in to Telephoto end Press W to zoom out to Wide angle end The zoom speed changes according to how far down the switch is pressed o3 Shuttle Shot Function By simply pressing the Shtl button you can zoom to a shuttle memory position preset zoom position at the maximum speed When the Shtl button is released the zoom returns to the original position In other words this allows the zoom to shuttle between two zoom positions shuttle memory and original positions at the maximum speed Shuttle Shot Operation Diagrams Example MZoom Position O Basic Movement of the Shuttle Shot Operation e While the Shtl button is held down the zoom moves toward the shuttle memory position preset zoom position at the maximum speed Once the zoom reaches to this point the zoom stops and stays there so long as the Shtl button is held down Shuttle memory position Original position The Shtl button is held down e When the Shtl button is released the zoom returns automatically to the original position
15. he lens STORAGE AN CAUTION 1 Always attach the lens cap or hood cap and the dust cap before storing the lens Storing the lens without these caps attached may present a fire hazard Very bright light such as sunlight may be focused by the lens and cause a fire X NOTE 1 Moisture inside the lens If the lens becomes damp because of use in fog mist or drizzle wipe off the moisture with a soft dry cloth and seal the lens together with an efficient desiccant in a vinyl bag to remove moisture which has entered into the interior 40 All information contained in this operation manual well as the attached supplemental materials regarding specifications appearance and or product compositions is subject to change without prior notice Repairing or modifying of this lens and accessories or making adjustments not mentioned in this operation manual require service manuals and training in some cases For further information on these adjustments repairs or modifications contact Canon s representative or the dealer from whom you purchased the lens Note that if a product is modified without consulting Canon Inc or Canon s representative we may be unable to service or repair that product Contact Broadcast Equipment Group Canon Inc 20 2 Kiyohara Kogyo Danchi Utsunomiya shi Tochigi ken 321 3292 Japan TEL 81 028 667 5711 FAX 81 028 667 8672 2002 Canon Inc All rights re
16. is held down 55 switch settings At the far end of the rubber cap covering the entire drive unit are the DIP switches which are used for the settings related to the shuttle shot function By setting these switches the Shtl button functions can be assigned to the VTR switch and RET switch By assigning and setting these functions the shuttle shot functions can be used even by conventional devices which can be connected but which are not equipped with a Shtl button The shuttle shot functions can be turned off when they are not going to be used 1 Peel away the rubber cap which a Switches v ES is normally attached here 2 various function settings available are listed below Set the DIP switches to the desired settings As seen from the lens front a switch is ON when it is set to its right side position and OFF when it is set to its left side position Setting Items Turning on and off the Assigning a function to the on off B VT suitor Shut Shot em Assigning a function to the Return RET RET switch Shuttle Shot Shtl Spare DIP switch not used 3 Upon completion of the settings return the rubber cap to its original position and fit it into place 96 5 2 FOCUS OPERATION Manual operation with the focus ring of the lens Turn the focus ring clockwise as lt Focus Ring viewed from the camera to focus the 2 lens closer object Tu
17. mm P1 0 Zoom speed 1 7 sec 0 5 sec Iris Camera controlled or manual operation possible Mount Special bayonet mount Power input DC12 V DC10 to 17 V Power consumption 240 mA in case of DC12V Operating temperature 10 C to 45 C 63 Reference Lens Designation For Portable Type Zoom Lens A Canon TV zoom lens model name is designated by image size zoom ratio focal length at wide end operation system focus zoom and iris and other information as shown below J 21a X RS D C 7 8 B4 Il D Image Size amp Applicable Camera 2 Zoom Ratio 3 Focal Length at Wide End 4 Prism Compensation 5 Lens Generation 6 Extender 7 Focus amp Zoom Operation System Iris Operation System 9 Special Feature 1 Special Feature 2 D Image Size amp Applicable Camera 2 Focus amp Zoom Operation System J 11mm Dia amp for 2 3 SDTV portable camera Focus Servo Manual HJ 11mm Dia amp for 2 37 HDTV portable camera A with built in motor for servo YJ 11mm Dia 8 for 2 3 Pro video portable camera Zoom Servo Manual 8mm Dia amp for 1 2 SDTV portable camera L Focus Manual Rotation YH 8mm Dia for 1 2 Pro video portable camera Zoom Manual Rotation 2 Zoom Ratio Focus Manual 16 16x zoom zz BD Servo Manual 21 21x zn _ Focus Remote Servo 3 Focal Length at Wide End Zoom Remote Servo 8 8 mm Iris Operation System 7 8 7
18. n Radio Interference Regulations This Class A digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil mumerique de la class A respecte toutes les exigences du Reglement sur le materiel brouilleur du Canada CE We Canon Inc in Japan and Canon Europa V in The Netherlands confirm that the YJ12x6 5B IRS A series zoom lens is in conformity with the essential requirements of EC Directive s 89 336 EEC and 93 68 EEC by applying the following standards 55103 1 and 55103 2 Note a Applicable Electromagnetic Environment El Residential area E2 Commercial and light industrial area E3 Urban outdoors area b Use of shielded cable is required to comply with limits specified by above standards FOREWORD Thank you for purchasing the Canon TV zoom lens YJ12 x 6 5B This operation manual consists of the operation manual for the lens and Japanese English technical documents Operation manual Functions operation of the lens in the standard configuration and Notes ON USE 2 37 Technical documents External views and general circuit diagrams 69 and is applicable for the following lens models YJ12x6 5B IRS A SX12 35 AN GENERAL SAFETY INFORMATION 38 1 STANDARD COMPOSITION OF THE LENS 43 2 NOMENCLATURE
19. related to the shuttle shot function Shuttle Memory Position Setting Knob Use this knob to set the shuttle memory position 9 Shtl Button Shuttle Shot Button This switch is used for shuttle shot function Positioning Pin Determines the mounting position of the lens Extender Lever 2X built in extender is in and out by swing of this lever 45 53 HOW MOUNT THE LENS ON THE CAMERA 3 1 MOUNTING THE LENS ON THE CAMERA Before mounting the lens on the camera make sure that the camera s power is turned off 1 Position the camera horizontally or tilt it up slightly 2 Turn the bayonet ring of the camera counterclockwise 3 Remove the dust cap from the lens NOTE Once it has been removed keep the dust cap in a safe place so that it will not be lost or misplaced 4 Align the positioning pin on the lens mount with the slot on the camera mount and press the lens into the camera mount surface 5 Turn the bayonet ring clockwise until the lens mount is firmly fixed in place 6 Connect the pigtail cord connector on the back of the drive unit housing to the appropriate receptacle on the camera head Pigtail Cord Connector 46 CAUTION Never hold the lens lens housing and band portion to support the entire weight of the camera Excessive force to the mount portion and housing of the lens may result in damage to the lens mechanism NOTE A master key mark is provided on the pigtail cord
20. rn it counterclockwise as viewed from the camera to focus the lens on a farther object 5 3 IRIS OPERATION The iris can be operated automatically or manually by changing the position of the iris operation mode change over switch A Automatic Automatic iris operation by signals fed from the TV camera M Manual Manual iris operation by the iris ring of the lens A AUTOMATIC IRIS OPERATION Slide the iris operation mode change over switch to the A position The video level or the iris is y automatically adjusted by signals sent I RSN from the camera side T The iris ring rotates automatically driven Iris Operation Mode by a motor in the drive unit so that the _ Change over Switch video signal is kept at a constant level 57 MANUAL 5 OPERATION Slide the iris operation mode over switch to the position A Iris Operation Mode Change over Switch 7 to MEA CAUTION The iris operation mode change over switch must be to the M position before performing manual iris operations The lens may be damaged if manual iris operations are forcibly performed with the knob at the A position Adjust the video level by rotating the iris ring of the lens manually Turn the iris ring clockwise as viewed from the camera to lower the video level Turn the iris ring counterclockwise as viewed from the camera to increase
21. served No part of this operation manual may be reproduced or copied in any from or by any means without the written permission of Canon Inc 41 81 STANDARD COMPOSITION THE LENS Make sure all of the following items are included in the packing box If you find any item missing please contact the dealer from whom you purchased this product UNIT Q TY LENS 1 1 1 1 ZOOM LEVER mounted on lens bb 1 OPERA MON MANUA 255 EIU EMIL NI TU ELA 1 Operation Manual NOTE Storage environment Check the following points and make sure the place where the lens is stored satisfies the following conditions a Store the lens only under the following ambient conditions Ambient temperature 30 C to 60 C e Ambient humidity up to 60 no condensation b Do not suddenly move the lens from storage at a very cold ambient temperature into a warm room Doing so may cause the leg to fog on the inside or may cause condensation C Do not subject the lens to strong physical shocks or vibration 43 52 NOMENCLATURE D Iris Operation Mode Change over Switch Use this switch to change from manual to automatic iris operation and back 2 Momentary Auto lris Switch Momentary Automatic Iris Switch While pressing this switch momentary automatic iris operation takes effect 2 Hood Lock Knob Loosen or tighten this knob to remove or fix the lens hood on the lens 4 Zoom S
22. th Canon s representative beforehand 39 DEALING WITH ABNORMALITIES AN WARNING 1 Should any of the abnormalities described below occur immediately unplug the lens cable from the camera and then contact Canon s representative or the dealer from whom you purchased the lens Smoke abnormal smell or abnormal noise Entry of foreign objects including metals and liquids inside the lens MAINTENANCE AND INSPECTION AN WARNING 1 Unplug the lens cable and remove the lens from the camera before attempting to clean the lens Never use flammable substances such as benzene or thinner for cleaning as this may present a serious fire or electric shock hazard X NOTE 1 Dust or fingerprints on the lens surface Gently blow or brush away dust or dirt on the lens surface using a lens blower or a soft lens brush Remove any fingerprints or other stains with a clean cotton cloth moistened with commercially available lens cleaning fluid or lens cleaning paper Gently swirl the cloth or cleaning paper over the lens surface starting at the center area of the lens and then circling gradually outward until whole lens surface has been covered Be careful not to rub dust across the lens as the lens surface may be scratched 2 Periodic inspection A periodic inspection about once a year is recommended The inspection and maintenance interval depends on the operating conditions the frequency of use and the environment If required overhaul t
23. tightened and tighten any loose portions Otherwise the lens may fall possibly causing injury If it becomes necessary to repair this product or to perform any operations or adjustments not mentioned in this operation manual contact Canon s representative or the dealer who originally supplied lens X NOTE 1 Protect the lens from strong or shocks Striking or dropping the lens may result malfunction This lens is not completely waterproof so avoid exposing it directly to rain or snow When the lens must be used in rain or snow provisions should be made to prevent the lens from getting wet Under dusty conditions the lens should be mounted or dismounted with a cover placed over the mount so as to prevent dust from entering into the interior Do not bring the lens kept in a very cold ambient temperature into a warm room because the lens may fog on the inside or condensation may occur In these cases the lens cannot be used until these problems clear If the lens must be used under such conditions countermeasures are recommended For instance before bringing the lens into a warm room put it in a vinyl bag with an effective desiccant and then bring it into the room After the temperature acclimatizes to the same level as the room temperature take out the lens out of the vinyl bag If the lens is to be used in adverse environments such as in a chemical laden atmosphere consult wi
24. y to you or other persons AN WARNING Indicates hazardous situations which if not heeded may result in minor or moderate injury to you or other persons or damages to your property NCAUTION Emphasizes essential inform which if not heeded may render the product unworkable or cause it to function improperly Also provides helpful information for operation NOTE 38 HANDLING THE PRODUCT AN WARNING 1 Never allow water to enter or be spilled on the product Immediately stop using the product if water enters the product Otherwise a fire or electric shock hazard may result 2 Do not stare at the sun or other source of high intensity light through the lens Doing so may result in injury to your eyes AN CAUTION 1 Do not drop the lens when transporting it or when attaching or detaching it to or from the camera head The lens may fall possibly causing injury Make sure all mountings are tightened securely If any of these mountings becomes loose the lens may fall possibly causing injury Always grasp the connector itself when connecting or disconnecting the lens cable Pulling on the cable portion may result in damage to the cable such as exposure or breakage of the conductors Power leaking from a damaged cable may present a fire or electric shock hazard Inspect all mountings periodically about every 6 months to 1 year to make sure they are securely
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