NEC MultiSync FE1250+ (Black) 22 in.CRT Conventional Monitor
Contents
1. The bar is replaced by the color setting choice Each color setting is adjusted at the factory to the stated Kelvin If a setting is adjusted the name of the setting will change from Kelvin to Custom Red Green Blue AccuColor Control System decreases or increases the monitor s red green or blue color guns depending upon which is selected The change in color will appear on screen and the direction decrease or increase will be shown by the bars SRGB Mode sRGB mode provides the suitable color managed picture image You can not change Contrast Brightness Red Green and Blue colors individually OO Geometry Controls Geometry Controls Menu The Geometry controls allow you to adjust the curvature or angle of the sides of your display Sides In Out pincushion Decreases or increases the curvature of the sides either inward or outward Sides Left Right pincushion balance Decreases or increases the curvature of the sides either to the left or right Sides Tilt parallelogram Decreases or increases the tilt of the sides either to the left or right Sides Align trapezoidal Decreases or increases the bottom of the screen to be the same as the top Rotate raster rotation Rotates the entire display clockwise or counterclockwise English 11 Hi Size and Position Controls Left Right Moves the image horizontally left or right Down Up Moves the image vertically up or down Narrow Wide Decreases o2. medium short persistence phosphor aperture grille CRT multi layered anti static screen coating dark tint screen and OptiClear screen Input Signal Video ANALOG 0 7 Vp p 75 Ohms Sync Separate sync TTL Level Horizontal sync Positive Negative TTL Level Vertical sync Positive Negative TTL Level Composite sync Positive Negative TTL Level Display Colours Analog input Unlimited number of Colours Depends on display card used Synchronization Range Horizontal 30 kHz to 110 kHz Automatically Vertical 50 Hz to 160 Hz Automatically Resolutions Supported Resolution based on horizontal and vertical frequencies only 640 x 480 60 to 160 Hz 800 x 600 55 to 160 Hz 832 x 624 55 to 160 Hz 1024 x768 55 to 136 Hz 1152 x 870 55 to 120 Hz 1280 x 1024 55 to 102 Hz 1600 x 1200 55 to 88 Hz NEC cites recommended 1792 x 1344 55 to 78 Hz resolution at 85 Hz for 1800 x 1440 55 to 73 Hz optimal display performance 1856 x 1392 55 to 75 Hz 1920 x 1440 55 to 73 Hz Some systems may not support all modes listed Active Display Area Horizontal 396mm Dependent upon signal Factory setting Vertical 297mm timing used and does not include border area Active Display Area 406 mm Dependent upon signal Full scan 305 mm timing used and does not include border area Power Supply AC 100 120 220 240 V 50 60 Hz Current Rating 1 3A 100 120V 0 6A 220 240V Dimensions 495 mm W x
3. 493 5 mm H x 473 mm D 19 8 W x 19 7 H x 18 9 D Weight 29 7 kg 65 5 Ibs Environmental Considerations Operating Temperature Humidity Altitude Storage Temperature Humidity Altitude NOTE 10 C to 35 C 30 to 80 0 to 3000 m 20 C to 60 C 10 to 90 0 to 15000 m Technical specifications are subject to change without notice English 17 Features Flat Aperture Grille CRT Delivers an unparalleled viewing experience with a virtually flat image eliminating distortion and reducing glare so that what you see on screen is what you get on your printed output The striped phosphor alignment of the CRT delivers superior vertical definition with improved bright ness for more uniform image contrast OptiClear Screen Surface Reduces reflection and glare and increases contrast without sacrificing focus level clarity or brightness Along with the flat square technology CRT a high contrast screen with 0 24 mm grille pitch delivers crisp clean text and graphics Dual Dynamic Beam Focus Provides precise continuous focus adjustments of the electron beams and optimum image quality even to the far edges of the screen Color Control System Allows you to change between five color settings on your display to match your personal preference OSM On Screen Manager Controls Allows you to quickly and easily adjust all elements of your screen image via simple to use on screen menus ErgoDesign Fe
4. Do not insert objects of any kind into the cabinet slots as they may touch danger ous voltage points which can be harmful or fatal or may cause electric shock fire or equipment failure e Do not place any heavy objects on the power cord Damage to the cord may cause shock or fire e Do not place this product on a sloping or unstable cart stand or table as the monitor may fall causing serious damage to the monitor e Keep the monitor away from high capacity transformers electric motors and other devices such as external speakers or fans which may create strong magnetic fields e If possible position the monitor so that it is facing the east to minimize the effects of the earth s magnetic field e Changing the direction of the monitor while it is powered on may cause image discoloration To correct this turn the monitor off for 20 minutes before powering it back on e When operating the MultiSync FE1250 with its AC 100 120 220 240V worldwide power supply use a power supply cord that matches the power supply voltage of the AC power outlet being used The power supply cord you use must have been ap proved by and comply with the safety standards of your country Type HO5VV F should be used except in UK In UK use a BS approved power cord with molded plug having a black 5A fuse installed for use with this monitor If a power cord is not supplied with this monitor please contact your supplier Immediately unplug your monitor from
5. and Contrast When attempting to activate OSM controls while in the lock out mode a screen will appear indicating that OSM controls are locked out To activate the OSM Lock Out function press PROCEED then press A and hold down simultaneously To deactivate the OSM Lock Out press PROCEED then press A and hold down simultaneously IPM System Off Mode Enable The IPM System works normally and all stages of energy savings are utilized Disable The Off Mode of the IPM System is not used NOTE For standard systems and graphics boards keep the factory setting at ENABLE English 13 Information Display Mode Indicates the current mode and frequency setting of the monitor Monitor Info Indicates the model and serial numbers of your monitor Refresh Notifier A message will advise you if the refresh rate of the signal being applied to the monitor by the computer is too low For further information please refer to your display card or system manual English 14 Recommended use Safety Precautions and Maintenance FOR OPTIMUM PERFORMANCE PLEASE NOTE THE A FOLLOWING WHEN SETTING UP AND USING THE A MULTISYNC FE1250 COLOR MONITOR DO NOT OPEN THE MONITOR There are no user serviceable parts inside and opening or removing covers may expose you to dangerous shock hazards or other risks Refer all servicing to qualified service personnel e Do not spill any liquids into the cabinet or use your monitor near water e
6. to windows and other light sources to minimize glare and reflections Adjust the monitor tilt so that ceiling lights do not reflect on your screen If reflected light makes it hard for you to see your screen use an anti glare filter Clean your monitor regularly Use a lint free non abrasive cloth and a non alcohol neutral non abrasive cleaning solution or glass cleaner to minimize dust Adjust the monitor s brightness and contrast controls to enhance readability Use a document holder placed close to the screen Position whatever you are looking at most of the time the screen or reference material directly in front of you to minimize turning your head while you are typing Get regular eye checkups Ergonomics To realize the maximum ergonomics benefits we recommend the following Adjust the Brightness until the background raster disappears Do not position the Contrast control to its maximum setting Use the preset Size and Position controls with standard signals Use the preset Color Setting and Sides Left Right controls Use non interlaced signals with a vertical refresh rate between 75 160Hz Do not use primary color blue on a dark background as it is difficult to see and may produce eye fatigue due to insufficient contrast English 16 Specifications Monitor Specifications MultiSyne FE1250 Notes Picture Tube Diagonal Viewable Image Size 55 cm 22 inch 50 8 cm 20 inch 90 deflection 0 24 mm grill pitch
7. Lead damages the nervous system and in higher doses causes lead poisoning The relevant TCO 99 requirement permits the inclusion of lead since no replacement has yet been developed Bio accumulative is defined as substances which accumulate within living organisms Lead Cadmium and Mercury are heavy metals which are Bio accumulative English 6 Contents Your new MultiSync FE1250 monitor box should contain the following e MultiSync FE1250 Monitor with tilt swivel base e Power cord e Captive Signal Cable e Users Manual e CD ROM Includes complete User s Manual in PDF format and Windows related files Inf file and color profile To see the complete User s Manual Acrobat Reader 4 0 must be installed at your PC User s Manual Captive Signal Cable Remember to save your original box and packing material to transport or ship the monitor English 7 Quick Start To attach the MultiSync FE1250 monitor to your system follow these instructions 1 2 6 Turn off the power to your computer If necessary install the display card into your system For more information refer to the display card manual For the PC Connect the 15 pin mini D SUB of the captive signal cable to the connector of the display card in your system Figure A 1 Tighten all screws For the Mac Connect the Macintosh cable adapter not included to the monitor connector on the Macintosh Figure B 1 Attach
8. MultiSync FE1250 User s Manual For the Customer to use in U S A or Canada Canadian Department of Communications Compliance Statement DOC This Class B digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations C UL Bears the C UL Mark and is in compliance with Canadian Safety Regulations according to CSA C22 2 950 FCC Information 1 Use the attached specified cables with the MultiSync NSV1117STTKW colour monitor so as not to interfere with radio and television reception 1 Please use the supplied power cable or equivalent to ensure FCC compliance 2 Shielded captive type signal cable Use of other cables and adapters may cause interference with radio and television reception 2 This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged
9. atures Enhances human ergonomics to improve the working environment protect the health of the user and save money Examples include OSM controls for quick and easy image adjustments tilt swivel base for pre ferred angle of vision and compliance with MPRII guidelines for lower emissions Plug and Play The Microsoft solution with the Windows 95 98 2000 operating system facilitates setup and installation by allowing the monitor to send its capabilities such as screen size and resolutions supported directly to your computer automatically optimizing display performance IPM Intelligent Power Manager System Provides innovative power saving methods that allow the monitor to shift to a lower power consumption level when on but not in use saving two thirds of your monitor energy costs reducing emissions and lowering the air conditioning costs of the workplace English 18 Reduced Magnetic Field Technology Reduces magnetic and alternating electric field emissions and static electricity addressing ergonomic concerns regarding potential risks from extended computer monitor use Multiple Frequency Technology Automatically adjusts monitor to the display card s scanning frequency thus displaying the resolution required FullScan Capability Allows you to use the entire screen area in most resolutions significantly expanding image size GlobalSync Corner Purity Control Allows you to easily adjust impurities in the four corners o
10. ble for the user Labelled products must meet strict environmental demands for example in respect of the reduction of electric and magnetic fields physical and visual ergonomics and good usability Below you will find a brief summary of the environmental requirements met by this product The complete environmental criteria document may be ordered from TCO Development SE 114 94 Stockholm Sweden Fax 46 8 782 92 07 Email Internet development tco se Current information regarding TCO 99 approved and labelled products may also be obtained via the Internet using the address http www tco info com Environmental requirements Flame retardants Flame retardants are present in printed circuit boards cables wires casings and housings Their purpose is to prevent or at least to delay the spread of fire Up to 30 of the plastic in a computer casing can consist of flame retardant substances Most flame retardants contain bromine or chloride and those flame retardants are chemically related to another group of environmental toxins PCBs Both the flame retardants containing bromine or chloride and the PCBs are suspected of giving rise to severe health effects including reproductive damage in fish eating birds and mammals due to the bio accumulative processes Flame retardants have been found in human blood and researchers fear that disturbances in foetus development may occur English 5 The relevant TCO 99 demand req
11. c Visual Systems Corporation 4 13 23 Shibaura Minato Ku Tokyo 108 0023 JAPAN English 2 Safety Instruction WARNING TO PREVENT FIRE OR SHOCK HAZARDS DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE ALSO DO NOT USE THIS UNIT S POLARIZED PLUG WITH AN EXTENSION CORD RECEPTACLE OR OTHER OUTLETS UNLESS THE PRONGS CAN BE FULLY INSERTED REFRAIN FROM OPENING THE CABINET AS THERE ARE HIGH VOLTAGE COMPONENTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN TO REDUCE THE RISK OF ELECTRIC SHOCK MAKE SURE POWER CORD IS UNPLUGGED FROM WALL SOCKET TO FULLY DISENGAGE THE POWER TO THE UNIT PLEASE DISCONNECT THE POWER CORD FROM THE AC OUTLET DO NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL This symbol warns user that uninsulated voltage within the unit may have sufficient magnitude to cause electric shock Therefore it is dangerous to make any kind of contact with any part inside this unit This symbol alerts the user that important literature concerning the operation and maintenance of this unit has been included Therefore it should be read carefully in order to avoid any problems Enercy Star is a U S registered trademark All other brands and product names are trademarks or registered trademarks of their respective owners As an Enercy Star Partner NEC Mitsubishi Electric Visual Systems Corporation has det
12. ermined that this product meets the ENERGY Star guidelines for energy efficiency The Enercy Star emblem does not represent EPA endorsement of any product or service All other trademarks mentioned in this manual are the property of their respective owners English 3 TCO 99 Congratulations You have just purchased a TCO 99 approved and labeled product Your choice has provided you with a product developed for professional use Your purchase has also contributed to reducing the burden on the environment and also to the further development of environmentally adapted electronics products Why do we have environmentally labelled computers In many countries environmental labelling has become an established method for encouraging the adaptation of goods and services to the environment The main problem as far as computers and other electron ics equipment are concerned is that environmentally harmful substances are used both in the products and during their manufacture Since it is not so far possible to satisfactorily recycle the majority of electronics equipment most of these potentially damaging substances sooner or later enter nature There are also other characteristics of a computer such as energy consumption levels that are important from the viewpoints of both the work internal and natural external environments Since all methods of electricity generation have a negative effect on the environment e g acidic and c
13. f your monitor GTF Auto Adjust Allows you to easily and quickly adjust the suitable horizontal and vertical size and position settings Convergence Control Allows you to adjust the horizontal and vertical convergence of the top and bottom area to ensure that a white line drawn on the screen is as crisp and clear as possible English 19 Troubleshooting No picture e Display card should be completely seated in its slot e Power Button and computer power switch should be in the ON position e Signal cable should be completely connected to display card computer e Check connector for bent or pushed in pins Image is scrolling or unstable e Signal cable should be completely attached to the computer e Check pin assignments and signal timings of the monitor and your display card with respect to recommended timings and pin assignments e If the Macintosh cable adapter is used check for proper connection or make sure the display card is Macintosh compatible and that the card is properly seated in the computer LED on monitor is not lit no green or orange color can be seen e Power Switch should be in the ON position and power cord should be connected Picture is fuzzy or color looks blotchy e If the picture is fuzzy adjust the Moire Canceler Control If the color looks blotchy adjust the Brightness Contrast or GlobalSync Controls or use the EdgeLock control to change modes e Access the Degauss Control through OSM cont
14. limate influencing emissions radioactive waste it is vital to save energy Electronics equipment in offices is often left running continuously and thereby consumes a lot of energy What does labelling involve This product meets the requirements for the TCO 99 scheme which provides for international and environmental labelling of personal computers The labelling scheme was developed as a joint effort by the TCO The Swedish Confederation of Professional Employees Svenska Naturskyddsforeningen The Swedish Society for Nature Conservation and Statens Energimyndighet The Swedish National Energy Adminis tration Approval requirements cover a wide range of issues environment ergonomics usability emission of electric and magnetic fields energy consumption and electrical and fire safety English 4 The environmental demands impose restrictions on the presence and use of heavy metals brominated and chlorinated flame retardants CFCs freons and chlorinated solvents among other things The product must be prepared for recycling and the manufacturer is obliged to have an environmental policy which must be adhered to in each country where the company implements its operational policy The energy requirements include a demand that the computer and or display after a certain period of inactivity shall reduce its power con sumption to a lower level in one or more stages The length of time to reactivate the computer shall be reasona
15. ounterclockwise English 11 Auto Save The monitor automatically saves the last settings of the user controls You can turn this Auto Save feature off by selecting this menu and changing the off position When the off mode is selected you will prompted with the option to save or return to the previous setting once you select a different control If the save is not confirmed the setting will go back to the previous setting when OSM is turned off Factory Preset Selecting Factory Preset allows you a reset most OSM control settings back to the factory settings A warning statement will appear to confirm that you do want to reset ALL settings Individual settings can be reset by high lighting the control to be reset and pressing the RESET button Tools 2 Language OSM controls menus are available in six languages OSM Position You can choose where you would like the OSM controls menu to appear on your screen Selecting OSM Position allows you to manually adjust the OSM controls menu position from among Center Top left Top right Bottom left and Bottom right OSM Turn Off The OSM controls menu will stay on as long as it is in use In the OSM Turn Off sub menu you can select how long the monitor waits after the last touch of a button for the OSM controls menu to disappear The preset choices are 10 20 30 45 60 and 120 seconds OSM Lock Out This control completely locks out access to all OSM controls functions except Brightness
16. r increases the horizontal size of the image Short Tall Decreases or increases the vertical size of the image Color Control Color Control System Color presets 1 through 5 selects the desired color setting The bar is replaced by the color setting choice Each color setting is adjusted at the factory to the stated Kelvin If a setting is adjusted the name of the setting will change from Kelvin to Custom Red Green Blue AccuColor Control System decreases or increases the monitor s red green or blue color guns depending upon which is selected The change in color will appear on screen and the direction decrease or increase will be shown by the bars sRGB Mode sRGB mode provides the suitable color managed picture image You can not change Contrast Brightness Red Green and Blue colors individually OO Geometry Controls Geometry Controls Menu The Geometry controls allow you to adjust the curvature or angle of the sides of your display Sides In Out pincushion Decreases or increases the curvature of the sides either inward or outward Sides Left Right pincushion balance Decreases or increases the curvature of the sides either to the left or right Sides Tilt parallelogram Decreases or increases the tilt of the sides either to the left or right Sides Align trapezoidal Decreases or increases the bottom of the screen to be the same as the top Rotate raster rotation Rotates the entire display clockwise or c
17. rols Activate the Degauss Control CAUTION A minimum interval of 20 minutes should elapse before the Deguass Control is used a second time when not switching between modes Picture bounces or a wavy pattern is present in the picture e Move electrical devices that may be causing electrical interference away from the monitor Edges of the display image are not square e Use the OSM Geometry Controls to straighten the edges e If possible position the front of the monitor facing east English 20 Display image is not centered too small or too large e Use the OSM Size and Position Controls to adjust the image Thin horizontal lines appear on your screen e Thin horizontal lines are normal for an aperture grille CRT and are not a malfunction These are shadows from the damper wires used to stabilize the aperture grille and are most noticeable when the screen s background is light usually white Black vertical lines are visible on the screen Thin vertical black lines on one or both sides of the screen This minor condition is caused by grille element overlap which can occur during shipping e Position an open white window over the affected area of the screen and maximize the brightness and contrast controls This will cause localized heating of the overlap which will clear in a few minutes Be sure to readjust the brightness and contrast controls back to the normal viewing level after this procedure English 21
18. s Moves the bar in the or direction to decrease or increase the adjustment Only executes control or enters sub menu Resets the highlighted control to the factory setting When RESET is pressed in the main and sub menu a warning window will appear allowing you to cancel the reset function When OSM controls are activated icons are displayed at the top of the menu If an arrow gt is displayed in a sub menu it indicates further choices are available To enter a sub menu press PROCEED 0 Brightness Contrast Controls Brightness Adjusts the overall image and background screen brightness Contrast Adjusts the image brightness in relation to the background Degauss Eliminates the build up of stray magnetic fields which alter the correct scan of the electron beams and affect the purity of the screen colours focus and convergence When activated your screen image will jump and waver a bit as the screen is demagnetised Caution Please allow a minimum of 20 minutes to elapse between uses of the Degauss function English 10 Hi Size and Position Controls Left Right Moves the image horizontally left or right Down Up Moves the image vertically up or down Narrow Wide Decreases or increases the horizontal size of the image Short Tall Decreases or increases the vertical size of the image Color Control Color Control System Color presets 1 through 5 selects the desired color setting
19. the 15 pin mini D SUB end of the captive signal cable to the Macintosh cable adapter on the computer Figure B 1 Tighten all screws The Windows 95 98 2000 INF file for your MultiSync monitor can be found on the CD ROM delivered with the monitor Connect one end of the power cord to the MultiSync FE1250 monitor and the other end to the power outlet Figure C 1 Turn on the monitor Figure D 1 and the computer NOTE If you have any problems please refer to the Troubleshooting section of this User s Manual Captive Signal Cable 15 pin mini D SUB Figure A 1 English 8 Captive Signal Cable UIs je ee ee Computer Mac Adapter 15 pin mini D SUB not included Figure B 1 Power Outlet Power Cord Figure C 1 Power Button iSync Ba DB 3 3 S 8 EXIT PROCEED RESET Figure D 1 English 9 Controls OSM On Screen Manager control buttons on the front of the monitor function as follows Main Menu EXIT Exits the OSM menu CONTROL A V Moves the highlighted area up down to select one of the controls CONTROL Moves highlighted area left right to select one of the controls PROCEED Has no function RESET Resets all the controls within the highlighted menu to the factory setting NOTE Sub Menu Exits to the OSM main menu Moves the highlighted area up down to select one of the control
20. the wall outlet and refer servicing to qualified service personnel under the following conditions e When the power supply cord or plug is damaged e If liquid has been spilled or objects have fallen into the monitor e Ifthe monitor has been exposed to rain or water e Ifthe monitor has been dropped or the cabinet damaged e Ifthe monitor does not operate normally by following operating instructions English 15 e Allow adequate ventilation around the monitor so that heat can properly dissipate Do not block ventilated openings or place the monitor near a radiator or other heat sources Do not put anything on top of monitor CAUTION The power cable connector is the primary means of detaching the system from the power supply The monitor should be installed close to a power outlet which is easily accessible e Handle with care when transporting Save packaging for transporting CORRECT PLACEMENT AND ADJUSTMENT OF THE A MONITOR CAN REDUCE EYE SHOULDER AND NECK A FATIGUE CHECK THE FOLLOWING WHEN YOU POSITION THE MONITOR Adjust the monitor height so that the top of the screen is at or slightly below eye level Your eyes should look slightly downward when viewing the middle of the screen Position your monitor no closer than 40 cm and no further away than 60 cm from your eyes The optimal distance is 70 cm Rest your eyes periodically by focusing on an object at least 6 m away Blink often Position the monitor at a 90 angle
21. to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult your dealer or an experienced radio TV technician for help If necessary the user should contact the dealer or an experienced radio television technician for additional suggestions The user may find the following booklet prepared by the Federal Communications Commission helpful How to Identify and Resolve Radio TV Interference Problems This booklet is available from the U S Government Printing Office Washington D C 20402 Stock No 004 000 00345 4 No user serviceable parts inside Do not attempt to modify this equipment If modified your authority to operate this equipment might be voided by FCC VCCI Statement COREL HRUBRESE RES A ER thie a VCCIOBRE CED PIABERRNHRE CT CORB RERA CEA FECESRBNELTUETM COREMIVAPTVEVAY R EL CRA NIE VBS eHCTCEMHAY eT FUR AAS CHE gt CIEL UR URW LTC KS English 1 Declaration Declaration of the Manufacturer We hereby certify that the color monitor MultiSync FE1250 NSV1117STTKW is in compliance with Council Directive 73 23 EEC EN 60950 Council Directive 89 336 EEC EN 55022 EN 61000 3 2 EN 61000 3 3 EN 55024 and marked with NEC Mitsubishi Electri
22. uires that plastic components weighing more than 25 grams must not contain flame retardants with organically bound bromine or chlorine Flame retardants are allowed in the printed circuit boards since no substitutes are available Cadmium Cadmium is present in rechargeable batteries and in the colour generating layers of certain computer displays Cadmium damages the nervous system and is toxic in high doses The relevant TCO 99 requirement states that batteries the colour generating layers of display screens and the electrical or electronics components must not contain any cadmium Mercury Mercury is sometimes found in batteries relays and switches It damages the nervous system and is toxic in high doses The relevant TCO 99 requirement states that batteries may not contain any Mercury It also demands that no mercury is present in any of the electrical or electronics components associated with the labelled unit CFCs freons The relevant TCO 99 requirement states that neither CFCs nor HCFCs may be used during the manufacturing and assembly of the product CFCs freons are sometimes used for washing printed circuit boards CFCs break down ozone and thereby damage the ozone layer in the stratosphere causing increased reception on Earth of ultraviolet light with e g increased risks of skin cancer malignant melanoma as a consequence Lead Lead can be found in picture tubes display screens solders and capacitors
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