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Kodak XLT 7720 Digital Continuos Tone Printer XLT 7720 User's Manual

1. software The following paragraphs provide a generic discussion of the image sensitometry tables and the color matrix The image sensitometry tables convert the 256 levels each of red green and blue per pixel in the displayed image to the specific density levels in the final print The tables contro the tone reproduction in the print and are crucial for obtaining the optimum match between the print and the image displayed on the monitor The tables allow you to independently match the luminance level of the red blue and green colors in the print to the correspond ing colors seen on the monitor or in the reference print You can also independently adjust the appearance of the shadow mid scale and highlight portions of the tone scale as well as the overall color balance Tone reproduction plays a significant role in the color matching process If the tone reproduction is correct and if the colors in an image are within the color gamuts of both the printer and the monitor the color match between the print and the monitor should be acceptable September 1991 KODAK XLT 7720 Digital Continuous Tone Printer 3 However the following variables can affect the color match between the print and the monitor e The color temperature or white point of the monitor e The color temperature of the ambient lighting e The optical properties of the dyes used in the printing process The XLT 7720 printer has a built in color matrix th
2. For best results store opened paper or transparency material at temperatures no greater than 72 F 22 C and at relative humidity levels from 40 to 60 For best results in transporting transparency material through the printer do not expose the material to relative humidity greater than 65 for more than 48 hours To accomplish this you may want to limit printer loading to one day s usage Paper will swell slightly at relative humidities exceeding 65 If this occurs when the paper tray is full the printer may be unable to transport the paper We recommend that you divide the 100 sheet stacks into two stacks of about 50 sheets and load them separately when operating under high humidity conditions Be sure to add a stiffener board to the bottom of the divided stack Before loading paper or transparency material into the paper _tray fan it as though Jeafing through a book e To avoid fingerprints on the printing surface of the paper or transparency material be sure to retain the top and bottom stiffener boards as they are packaged e Do not use wet or damaged stock e When installing the paper or transparency material with both stiffener boards in place ensure that Paper has been loaded with the face down Please note the label on the stiffener board The printing on the back of the paper is right reading Transparencies are loaded with the code notches oriented to the rear edge left hand corner of th
3. etc and the specific computer model This driver program is not supplied with the printer it must be procured separately from the supplier of your system and installed in your host computer or work station Refer to the manual supplied with your printer driver software for instructions to install this software jl eee se 18 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 FEED behind door Using the XLT 7720 printer Controls and indicators The following paragraphs describe the controls and indicators of the XLT 7720 printer Display SAMPLE FAULT oN C e Power switch This switch controls power to the printer and serves as its main circuit breaker MODE A MODE B behind door Display panel A liquid crystal display on the front of the printer incorporates two 40 character lines of text to advise you of printer status or alert you to printer errors See the Powering up and Troubleshooting sections of this manual for examples of panel displays POWER ON indicator The POWER ON indicator lights when power is applied to the printer FAULT indicator The FAULT indicator lights when an error condition exists Se yee eS September 1991 i KODAK XLT 7720 Digital Continuous Tone Printer 19 CANCEL button The CANCEL button serves the same function as an abort command from the host computer Pressing the CANCEL button instantly terminates any operation in progress i e stops the d
4. low Density ees i i 1 22 2 8 2 8 Normal Density _2 1 2 2 4 29 2 9 High Density 2 7 2 32 4 1 4 1 Color Transparencies XL 100 C ribbon l Low Density 1 5 1 5 1 6 5 6 5 Normal Density whe 2 6 8 8 5 8 5 High Density 2 7 2 9 4 11 7 11 7 Color Transparencies XLT 100 C ribbon Low Density 1 5 1 3 2 3 9 3 9 Intermediate Density 1 9 1 3 8 4 8 4 8 Normal Density 2 2 2 5 5 6 9 6 9 High Density 2 7 2 5 6 6 9 6 9 Time does not include downloading the image data from the host computer Nine different types of hard copy are available from the XLT 7720 printer Paper prints are available in either black and white or color The printer also produces color transparencies at four different density levels and black and white transparencies at three different density levels Each of these types is available in 8 5 x 11 inch 11 x 11 inch and A4 210 x 297 mm formats with maximum image sizes of 7 6 x 10 1 inches 192 x 256 mm for 8 5 x 11 inch and A4 size material and 10 1 x 10 1 inches 256 x 256 mm for 11 x 11 inch material refer to Options and acces sories later in this manual Refer to the table above and to the paragraphs that follow for more information about selecting the best option for your specific needs ac n lt 8 amp 8 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Paper prints Transparencies The XLT 7720 printer produces both color and blac
5. 7720 printer Installing the side panel The XLT 7720 printer may be configured for integration into or rack and slide numerous operating environments The table top configuration t kit is tailored for workstation use The printer can also be rack MOUNES mounted for more lab oriented applications You must install either the Kodak XLT Printer Tabletop Side Panel Kit XLT 7050 or the Kodak XLT Printer Rack and Slide Mount Kit XLT 7052 Unlocking the _ To prevent damage to the printer during shipping two screws drum assembly hold its drum assembly in place You must remove these screws before you operate the printer or install a ribbon cartridge NOTE Ifthe printer is shipped to another location first remove the ribbon cartridge and secure the drum with the two screws 1 Remove the red colored drum locking screw from both the right hand and left hand walls of the printer drum assembly DRUM LOCKING SCREW STORAGE AREA LONG SCREW DO NOT REMOVE DRUM LOCKING SCREW DRUM LOCKING RED Pr RED a e aaa September 1991 KODAK XLT 7720 Digital Continuous Tone Printer 11 CAUTION Do not unfasten the long screw located near each locking screw or else the drum assembly will become misaligned 2 Save the locking screws in case you ever need to repack the printer for shipping The screws can be conveniently stored by installing them in the drum locking screw storage area as shown in the preceding illus
6. 7720 printer essensen 19 Controls and indicators ccccsccssseccecesstsecceeseceseceens 19 POW CHING UD sosina Ai 22 Making a sample print neseser 23 Installing the Kodak Ektatherm ribbon cartridge 23 Loading Kodak Ektatherm print paper or transparency material ssassn 26 LS EN e September 1991 KODAK XLT 7720 Digital Continuous Tone Printer Using the XLT 7720 printer cont Handling your Kodak Ektatherm products 04 30 GIORGI al nutieucigimhatshtnicadiedsce O 30 Ribbon cartridges ster assests oie iatitel cai 30 Paper prints and transparencies 0066 30 Paper and transparency material 00 31 Clearing jams in the printer ooo cecescseessseeeeeeees 32 Clearing a jam in the print tray oo 32 Clearing material on the print drum under error COMGIUONS sesruro N 33 Clearing a jam in the finishing station 33 Maintaining the printer esessssesessersrersessnssnnorssrsrsarssrsnnsnrrsrssn 34 Good housekeeping sssessresrssesersssrrosresrssssrses isei 34 Cleaning the print head ascectedlcacttasalscctieen heen Bins 34 Replacing a TUSE srida n 35 Replacing the air filter oosesssssssssssrererrssoririsssesesrornn 36 Replacing the battery scseesecncesseseerisssrsrnssrssrerornn 37 TROUDICSHOOUIE sasona r E 38 Technical support and service cceccececccccceececeecesecececeeceeceececeee 46 In case of difficulty citscccadapsssessvsdsesudssaudsatessavaeuccezidecs 46 Technical SUPPOR
7. D from the transformer Remove wires A and B completely from the transformer Connect wire A between transformer lug 3 and lug 4 Connect white wire D to transformer lug 1 and black wire C to transformer lug 6 as shown in the following illustration Power Transformer 6 Black Wire Sa V Ac 50 60 Hz from Circuit Breaker Power Switch White Wire 240 V AC configuration NOTE Save wire B if the printer will be converted to another voltage in the future 16 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 CAUTION Before replacing the cover on the rear of the printer check the transformer connections again Mistakes could damage the printer 6 Install the lower rear printer cover with the mounting screws removed in step 3 7 Remove the 120 V AC 60 Hz adhesive label from the lower rear printer cover above the power cord connector and replace with the 240 V AC 50 60 Hz portion of the adhesive label Pt No 783755 The adhesive label is in the Read Me First package CAUTION Do not use the 120 V AC cord supplied with the printer 8 Install the cordset Pt No 476324 or locally supplied power cord required for a 240 V AC 5 amp load S September 1991 KODAK XLT 7720 Digital Continuous Tone Printer cf 17 Computer interface Your XLT 7720 printer includes either an IEEE 488 or SCSI options _ interface The model designation on the printer s data plate located on the
8. S S E R R September 1991 KODAK XLT 7720 Digital Continuous Tone Printer 33 Maintaining the printer Good housekeeping e All rules of general good housekeeping that apply to photo graphic or electronic equipment in general apply to the XLT 7720 printer Keep the printer and surrounding area vacuumed and litter free Do not expose the printer to tobacco smoke or potential liquid spills Do not pile objects on top of the printer e When storing the XLT 7720 printer keep the front door and paper tray closed and disconnect all cabling Store nothing on top of the printer e For long term storage we recommend that you put the printer into its original packaging Cleaning the print head For best results clean the print head whenever you load a new ribbon cartridge l To clean the print head 1 Open the front door 2 Remove the Kodak Ektatherm ribbon cartridge 3 Remove any foreign materials using a clean lint free cloth dampened with acetone solvent which can be purchased at most hardware stores If it is not available you may use isopropyl alcohol 4 If any foreign matter adheres to the print head scrape the head lightly with a soft non metallic object such as a coffee stirrer CAUTION Do not use sharp objects to clean the thermal print head es 34 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Replacing a fuse The power switch serves as the main circuit breaker for the printer I
9. Warranty limitations Kodak warrants throughout the United States that Equipment will conform to Kodak s published specifications and be free from defects in material and workmanship under normal use and service for a period of ninety 90 days from the date of initial installation at an end user site not to exceed six 6 months from the date of shipment from Kodak provided however that the Equipment has not been modified in any manner If the Equip ment has been modified the warranty is voided If the equipment does not function properly during the warranty period it will be repaired or replaced at Kodak s option without charge during Kodak s normal working hours Such repair service may be performed by Kodak or an Authorized Service Dealer and will include any adjustments and or replacement parts required to maintain the Equipment in proper operating order Repair parts may be new or reconditioned to perform as new Repair parts supplied under this warranty carry only the unexpired portion of the original warranty For sales outside the United States the warranty will be that stated on or accompanying the package for the Kodak XLT 7720 Digital Continuous Tone Printer The warranty services performed hereunder shall be performed by Kodak or an authorized Service Dealer and only by personnel qualified to perform such services Such services shall be performed in a professional and workmanlike manner i Warranty service for Equip
10. and extension cords This can result in a risk of fire or electric shock See power specifications on rear mounted data plate e Servicing Do not attempt to service this printer yourself Opening or removing covers may expose dangerous voltage or other hazards Refer all servicing to qualified service personnel Liquid entry If dirt liquid or any other contaminant spills into the printer contact your dealer or qualified service representa tive before operating the printer e Ventilation The printer must have adequate ventilation Provide clearances of approximately two inches from the external rear surfaces of the printer and at least 18 inches 46 cm from the external front surfaces a E September 1991 KODAK XLT 7720 Digital Continuous Tone Printer e Power sources Operate the printer only from the type of power source indicated on the rear mounted data plate Temperature Operation of this printer in ambient temperatures above 86 F 30 C or below 59 F 15 C may lead to degraded performance Humidity Operation of this printer in relative humidities above 76 percent may lead to degraded performance This is of special concern in ambient temperatures between 75 F 24 C and 86 F 30 C Orientation Do not operate the printer if its bottom is tilted more than 30 degrees from horizontal For optimum operating conditions the printer must be on a flat firm horizontal surface while used as a table
11. and high quality output is dirt Always keep your work area and material storage area as clean as possible Replace the air filter every 600 hours of operation or once a year whichever comes first Refer to Replacing the air filter later in this manual e Store unopened ribbon cartridges at temperatures below 86 F 30 C at any relative humidity See storage instructions on the package e Do not expose the ribbon cartridge to direct sunlight or extreme heat dust liquids etc For protection store the unpackaged ribbon cartridge in the Kodak XL Printer Ribbon Cartridge Protector XL 7042 CAUTION Some sleeves used for print storage may adversely affect the dyes used in Kodak Ektatherm products Avoid PVC polyvinyl chloride sleeves they are easily identified by their distinctive plastic odor Use archival quality sleeves made of Mylar material polypropylene or polyethylene e To safeguard image stability keep the prints in a cool dry environment Avoid exposure to direct sunlight or bright direct lighting Avoid print cleaning chemicals labeled for use with silver halide prints They may adversely affect the dye used in Kodak Ektatherm products 30 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Paper and e Store unopened paper or transparency material at temperatures transparency material below 86 F 30 C at any relative humidity See storage _instructions on the package
12. lower rear cover indicates the applicable interface XLT7720 CI for IEEE 488 and XLT7720 CS for SCSI If your printer has a SCSI interface you were also provided with a cable that has a 50 pin male micro ribbon connector on each end If your host computer requires a different type of connector you will need an adaptor or an alternate cable to connect the printer to your computer Such a cable may be available locally or from your system supplier For additional information contact your system supplier or Kodak Customer Technical Support NOTE You can convert from an IEEE 488 to a SCSI configuration or vice versa by installing the appropriate interface conversion kit which is available from your dealer refer to Options and accessories later in this manual Connecting to the Specific cabling between your computer and the XLT 7720 printer are dependent on the type of computer interface IEEE 488 host computer or SCSI as well as on the type of computer Refer to the manual supplied with your printer driver software for instructions for connecting the printer to the host computer Installing printer In addition to the computer interface IEEE 488 or SCSI there driver software must be a software driver resident in the host computer that manages communications between the printer and the computer This software driver is specific to the computer interface the host computer operating system Mac OS UNIX DOS
13. of the printer Locate and remove the seven mounting screws holding the lower rear printer cover in place Remove the cover and set aside with the screws Locate the terminal block on the 5 V DC supply at the extreme right rear of the printer Remove the transparent cover over the terminal block Remove the jumper from the terminal block as shown in the following illustration and replace the transparent cover NOTE Save the jumper and screws you removed if the printer will be converted to another voltage in the future Refer to the 120 V AC configuration illustration at the beginning of the Line voltage conversion section above Disconnect wires C and D from transformer lugs 3 and 4 respectively Remove wires A and B completely from the transformer Connect wire A between transformer lug 3 and lug 5 Connect white wire D to transformer lug 1 and black wire C to transformer lug 6 as shown in the following illustration 14 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Power Transformer 100 VY 3 5 6 Black Wire Yo 220 V Ac 50 60 Hz from Circuit Breaker Power Switch White Wire 220 V AC configuration NOTE Save wire B if the printer will be converted to another voltage in the future CAUTION Before replacing the cover on the rear of the printer check the transformer connections again Mistakes could damage the printer 6 Install the lower rear printer cover with th
14. sisssseianaen aoai 46 GIOSSI aa a a a a aada 47 Specifications and general data eeessssseserssnssssrrerrrrressrcsen 49 Printing specifications ccccccccccccccccesecceeccessescereee 49 Physical environmental specifications cceceeseeeees 50 Options and accessories cccccccssssseceesscsesssesssesesessecesscensesessee 51 Kodak XLT 7720 Digital Continuous Tone Printer configuration Options oo eeeecceasseecccceceeseescceueeee 51 Kodak Ektatherm products hard copy OUIDULOPUONS geccsizcessue chain iGutnuasisseniieihosan 51 Kodak Ektatherm ribbon cartridge options 51 PACCESSOLICS aoirean S 52 NAEK aian O AE A a Index 1 Warranty h a a a aa a ii KODAK XLT 7720 Digita Continuous Tone Printer September 1991 Read before using For best performance the Kodak XLT 7720 Digital Continuous Tone Printer should be operated according to the guidelines in this manual Please read the rest of the manual thoroughly before attempting to set up and operate the printer This User s Manual provides information you will need to under stand the printer s operation become aware of its many features and maintain the printer in peak operating condition Most of your questions about the printer are answered in this manual However the XLT 7720 printer is a computer peripheral and has limited stand alone functionality Only the host computer s specific printer driver manual can fully describe the printer s op
15. top model or firmly attached inside an appropriate base while used in a rack mount configuration e Rack mounting The printer weighs approximately 130 Ibs 59 kg This can present a hazardous situation when the printer is extended from its rack on rack slides To prevent the rack from overturning be sure to anchor it to a sturdy founda tion or provide the rack with outrigger legs Hot surfaces Use caution when clearing paper jams or changing ribbon cartridges Hot surfaces are marked with caution labels and may have temperatures exceeding 200 F 80 C e Damage requiring service Unplug this printer from the wall outlet and refer servicing to qualified service personnel under the following conditions When the power cord or plug is damaged lf liquid has been spilled or objects have fallen into the printer Ilf the printer does not operate normally when following the operating instructions Adjust only those controls that are covered by the operating instructions An improper adjust ment of other controls may result in damage and may require extensive work by a qualified technician to restore the printer to its normal operation If the printer has been dropped and or the cabinet has been damaged When the unit exhibits a distinct change in performance this indicates a need for service Sar eR a ES REE tS ee KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Table of contents Re
16. 0 0 1 Spanish 0 0 1 0 Italian 0 0 1 1 NOTE ug x OFF uq ss ON September 1991 KODAK XLT 7720 Digital Continuous Tone Printer 21 Powering up The XLT 7720 printer performs a self test initialization routine each time the unit is powered up The front panel displays the following series of messages during this health check to verify proper initialization COPYRIGHT EASTMAN KODAK 1989 ALL RIGHTS RESERVED 8 terror ee SELF TEST RRR KKKKKKK KK PRINT COUNT 000000000000 C XX XX S XX XX C xx XX is the CPU firmware version and S XX XX is the SCSI firmware version for SCSI printers only BUSY The printer displays the word BUSY when it cannot respond to commands from the host computer or to the control switches on the printer This indicates that the printer is currently doing a task such as processing an image After initialization READY is displayed and the printer is ready to begin printing The display also indicates the size and type of the print material installed as well as the ribbon type in use READY SIZE TYPE RIBBON ile P COLORI SIZE 11 0 8 5 or A4 TYPE PorT RIBBON COLORT XL 100 C COLOR2 XLT 100 C BLACK XL 300 B or unknown From a cold start the print head requires a maximum of 10 minutes to warm up During this time the printer accepts all commands from the host computer If the printer receives a print command it accepts the command but does not begin orinting unti
17. Continuous Tone Printer Index 3 Ro E Replacing a fuse 3 gt Replacing the air filter 36 Replacing the battery 37 Ribbons 10 30 51 Rotation 6 o a a eae SAMPLE PRINT button 20 Saturation 4 Scaling 5 SCSI 18 21 47 Single pass overhead projector 9 Specifications and general data 49 Physical environmental specifications 50 Printing specifications 49 Speed shift 4 48 Standard efficiency color ribbon 10 51 eee en Technical support and service 46 In case of difficulty 46 Technical support 46 Thermal dye transfer 1 Time and date stamp 7 Tone reproduction 3 Tone scale 3 Transparencies 9 51 Troubleshooting 38 Error codes 134 138 38 139 144 145 39 146 147 148 153 40 160 161 162 163 41 164 165 166 167 42 168 169 180 43 181 182 183 190 44 191 to 198 199 to 255 45 September 1991 Index 4 KODAK XLT 7720 Digital Continuous Tone Printer U Using the XLT 7720 printer 19 Clearing jars in the printer 32 Controls and indicators 19 Handling your Kodak Ektatherm products 30 Installing the Kodak Ektatherm ribbon Cartridge 23 Loading Kodak Ektatherm print paper or transparency material 26 Making a sample print 23 Powering up 22 X XL 100C color ribbon 10 51 XL 300 B black and white ribbon 10 51 XLT 100 C color ribbon 10 51 September 1991 KODAK XLT 7720 Digital Continuous Tone Printer Index 5 Warranty Equipment warranty Warranty services
18. NT button Hold it down until the material is free 3 Close the front door and remake the print Clearing a jam in the WARNING The finisher reaches temperatures over finishing station m 3 200 F 93 C Read and follow all warning labels on printer surfaces WARNING The printer weighs approximately 130 pounds 59 kg This can present a hazardous situation when the printer is extended from its rack on rack slides To prevent the rack from overturning be sure to anchor it to a sturdy foundation or provide the rack with outrigger legs ig Open the access cover on the top surface of the printer by loosening its two quarter turn fasteners 2 Release the two fasteners on the right side of the finisher and remove the finisher s top cover CAUTION Take care to avoid damage to the finisher components when extracting material from the printer 3 Open the front door Push the CANCEL button to eject the jammed material through the top of the printer Pulling the material to assist in extraction is permissible If you cannot access the jammed material do step 4 4 Push the SAMPLE PRINT button to eject the material through _ the front door Pushing the material inward to assist in ejection is permissible Remove material from the print drum as described above _ 5 If the print material wasn t wound onto the printing drum during step 4 close and reopen the door Then repeat step 3 eee SS pp SG SSS E E e e e R O
19. User s Manual October 1991 DAK XLT 7720 Digital Continuous Tone Printer K PRINTER PRODUCTS Important safeguards and precautions WARNING To reduce the risk of fire or electric shock hazard do not expose the printer to rain or moisture e Read instructions All the safety and operating instructions should be read before operating the printer e Retain instructions Keep all safety and operating instructions for future reference e Retain packaging Use the original printer packaging for reshipment or long term storage 7 Heed warnings Adhere to all warnings on the printer and in the operating instructions e Cleaning Unplug the printer from the wall outlet before cleaning the exterior of equipment Do not use aerosol cleaners Use a lint free cloth for cleaning e Power cord damage Avoid damage to the power cord If damage should occur to the power cord replace it with the specific cord for this unit e Grounding The power cord is detachable and has a grounding prong for greater safety To protect against power line surges remove the power cord from the wall socket when not in use e Power cord protection Route power cords so that they are not likely to be walked on or pinched by items placed upon or against them Pay particular attention to cords at plugs conve nience receptacles and the point where they exit from the printer e Overloading Do not overload wall outlets
20. ad before using o cccccccccccceccesccesscseceeseesscessseasecsecsececseseees tii The Kodak XLT 7720 Digital Continuous Tone Printer 1 MAD ADININES oraraa e a icocueas 2 Features of the XLT 7720 printer cen 3 Color and tone scale adjustment oaa 3 Image sensitometry tables a so 3 GOlOM AUK neuen uteri ascetatnatoacenlivees 3 SPESIS a a re 4 Image sharpness enhancement acc 4 Image Composition cece eeeeeeeeeeees peau ae teh pes e 5 Image Manipulation oo ccccessceseseseccesscsccecesseceees 5 DE UMNO te escalate a ta uieaee nite teu cchte 5 RONIOR ShncsaipteGs Send ieedelendtt A 6 Annotation aaaeeeaa EE EIEE EEEE T 6 Mirror image pee 6 Time and date assecar a ds 7 Audio dlen airne 7 A choice of hard Copy ccccececceseccesseeesecesseesecsscesseececeesceseee 8 Paper PINIS prear sat cancun tetaudatuavasaasestanaies 9 Transparencies scawassaheayaatiededeateceaeosdvenctayeedecsietiadatasc amp 9 RIDOONS eoa a a oameneuncess 10 Installing the XLT 7720 printer aeee 11 Installing the side panel or rack and slide MOUNE UES rero aerae E N 11 Unlocking the drum assembly aaee 11 Line voltage conversion essseesereessrsrrsserrerennoeesnn 12 100 V AC line conversion aaaeeeaeo 13 220 V AC line conversion assccssessesene 14 240 V AC line conversion accan 16 Computer interface Options wi ccc ce cccsesecececceeesess 18 Connecting to the host computer nacca 18 Installing printer driver software a nn 18 Using the XLT
21. age sharpness enhancement 4 47 Installing the XLT 7720 printer 11 Computer interface options 18 Connecting to the host computer 18 Installing printer driver software 18 Installing the side panel or rack and slide mount kits 11 Line voltage conversion 12 Unlocking the drum assembly 11 Interface address 21 Me O E E S E E ee Index 2 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Loo Jams clearing Clearing a jam in the finishing station 33 Clearing a jam in the print tray 32 Clearing material on the print drum under error conditions 33 K Kodak Customer Service Center 46 Kodak TableMaker 3 L Landscape format 6 _ Language selection switches 21 Line voltage conversion 100 V AC line conversion 13 220 V AC line conversion 14 240 V AC line conversion 16 M Maintaining the printer 34 Cleaning the print head 34 Good housekeeping 34 Replacing a fuse 35 _ Replacing the air filter 36 Replacing the battery 37 Mirror image 6 MODE A MODE B switch 20 O Options and accessories 51 Accessories 52 Kodak Ektatherm products hard copy output options 51 Kodak Ektatherm ribbon Cartridge options 51 Kodak XLT 7720 Digital Continuous Tone Printer configuration options 51 P Paper prints 9 30 51 Physical environmental specifications 50 Pixel 47 Portrait format 6 Printer driver 47 Printing specifications 49 September 1991 _ KODAK XLT 7720 Digital
22. at adjusts the density level in one color in a given pixel as a function of the signal sent to the other two colors This matrix operation allows you to adjust the the saturation level of all colors It also allows a hue shift of up to 50 degrees on a 360 degree color wheel Speed shifts Speed shifts allow you to make uniform color and density correc m tions to a single image without modifying the image sensitometry table This is done by applying a digital offset plus or minus to produce a lighter or darker image Speed shifts may_clip data at one end of the tone scale Image sharpness The XLT 7720 printer can process images to alter or enhance the enhancement _ apparent sharpness of a print or transparency The following levels of enhancement are available Prints none low normal high and extra high Transparencies none low normal and high The normal levels of enhancement produce a print or trans parency with the most uniform frequency response possible with the printer Low enhancement and no enhancement settings produce prints or transparencies with some contrast suppression in the fine detail of the picture These will appear to be slightly unfocused High levels of enhancement provide a contrast boost in the fine detail of the print or transparency and hence will appear sharper than the default level Enhancement settings should depend upon scene content and the intended use of the print Most of the time th
23. ber 1991 KODAK XLT 7720 Digital Continuous Tone Printer 25 Loading Kodak To load the print materials Ektatherm print paper or transparency material 1 Pull out the lower supply door 2 Discard the stiffener from the previous loading Lift out the tray a ar ae eo oS 26 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 September 1991 _ 3 To adjust the tray size press the buttons on the back 5 Slide the paper or transparency materia with the top and bottom stiffeners under the guide KODAK XLT 7720 Digital Continuous Tone Printer 6 Remove the top stiffener ENT s Oy 7 Check that the paper or transparency material is loaded face down and that it is oriented correctly in the tray e Paper all sizes the printing on the paper should be right reading e Transparencies the notches should be in the left corner of the top edge of the transparency material 8 Pivot the clips outward while pressing the paper or trans parency material downward Release the clips E ORIENT o y ELECTRONIC PRINT PAPER MANUFACTURED BY KODAK Se eS SS TT 28 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 9 Place the loaded tray into the supply drawer September 1991 KODAK XLT 7720 Digital Continuous Tone Printer 29 Handling your Kodak Ektatherm products General Ribbon cartridges Paper prints and transparencies The major enemy of good printer performance
24. drum in the upward direction Remove and check tray if necessary See Clearing jams in the printer 3 Call Service 166 PAPER JAM DRUM OPEN DOOR PUSH SAMPLE PRINT BUTTON 1 Print not fed into finisher correctly 2 Finisher entrance switch failure 1 Open door clear jam if necessary using front panel buttons See Clearing jams in the printer 2 Call Service 167 PAPER JAM FEED OPEN DOOR HOLD FEED PUSH SAMPLE PRINT 1 Sensor malfunction 2 Urge motor stuck on 1 Call Service 2 Call Service a ee eS ee ae eee 42 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Code Display message Probable cause Corrective action Code Display message Probable cause Corrective action Code Display message Probable cause Corrective action 168 PAPER JAM DRUM OPEN DOOR PUSH SAMPLE PRINT BUTTON 1 Print on drum and second sheet at clamp 2 Clamp switch or finisher entrance switch malfunction 1 Open door use FEED button to drive paper out while using SAMPLE PRINT button to rotate drum in the upward direction Manually remove second sheet Close door to eject print on drum Remove and check tray if necessary See Clearing jams in the printer 2 Call Service 169 PAPER JAM FEED OPEN DOOR HOLD FEED PUSH SAMPLE PRINT Paper not clamped Open door use FEED button to drive paper out while using SAMPLE PRINT button to ro
25. e mounting screws removed in step 3 Remove the 120 V AC 60 Hz adhesive label from the lower rear printer cover above the power cord connector and replace it with the 220 V AC 50 60 Hz portion of the adhesive label Pt No 783755 The adhesive label is in the Read Me First package CAUTION Do not use the 120 V AC cord supplied with the printer 8 Install the cordset Pt No 476324 or locally supplied power cord required for a 220 V AC 5 amp load September 1991 KODAK XLT 7720 Digital Continuous Tone Printer 15 240 V AC line conversion To convert from 120 V AC to 240 V AC 1 Set the printer s power switch to the off O position 2 Disconnect the 120 V AC power cord supplied with the printer from the rear of the printer 3 Locate and remove the seven mounting screws holding the lower rear printer cover in place Remove the cover and set it aside with the screws 4 Locate the terminal block on the 5 V DC supply at the extreme right rear of the printer Remove the transparent cover over the terminal block Remove the jumper from the terminal block refer to the illustration in 220 V AC line conversion above and replace the transparent cover NOTE Save the jumper and screws you removed if the printer will be converted to another voltage in the future 5 Refer to the 120 V AC configuration illustration at the beginning of the Line voltage conversion section above Disconnect wires C and
26. e normal setting will produce the best result An image containing artifacts from a noise source e g scan lines or high frequency sensor noise may be best printed with either no enhancement or a low level of enhancement A highly structured scene which will be projected as an overhead transparency may be best printed with a high level of enhancement ie ee ee ee si 4 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Image composition Image manipulation Scaling A print or transparency may comprise a number of distinct rectangular images that can be placed anywhere on the page as segments of a mosaic like picture Each segment can be loaded into printer memory and can be any size compatible with space available in the memory Each image segment must be loaded using the same scale factor You can modify your images by using the scaling rotation anno tation mirror image or time and date stamp feature Each of these features is described in the following Paragraphs The resolution of the XLT 7720 printer is 203 pixels per inch 8 pixels per mm By scaling the size of the image file you can change the dimensions of the picture The printer can reduce the ments to any size between those limits The vertical and hori zontal dimensions of the Picture can be scaled independently Scaling occurs when the image is loaded into the buffer The scaled image cannot exceed the buffer or paper Capacity S
27. e supply drawer Top stiffener board is removed CAUTION Failure to properly orient the paper or transparency material may result in printer malfunction and printer jams Please read the instructions in Loading Kodak Ektatherm print paper or transparency material September 1991 KODAK XLT 7720 Digital Continuous Tone Printer 31 Clearing jams in Occasional jams in the printer s feed path may occur and do not the printer necessarily indicate a serious printer problem The XLT 7720 printer has three user s aids to facilitate clearing these jams the dual purpose SAMPLE PRINT and CANCEL buttons and the FEED button Push both the SAMPLE PRINT and FEED buttons with the printer s front door open The print drum will rotate upward to expel the material Push the CANCEL button with the front door open and the print drum will rotate downward to back out the material Clearing a jam in the 1 Open the front door print tray 2 Press the SAMPLE PRINT and FEED buttons Hold them down until the material is free SAMPLE PRINT CANCEL 3 Examine the print material for damage discard any damaged stock 4 Open the paper tray examine contents for damage Reload as necessary _ _ _ A rr rr te a h ge 32 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Clearing material on the 1 Open the printer s front door print drum under error conditions 2 Push the SAMPLE PRI
28. enewal date Kodak offers both a standard Service Agreement and a Preferred Service Agreement The Preferred Service Agreement gives extended hours of coverage along with priority dispatching For details and further information or to order a Service Agreement call the Kodak Service Group at 800 3KODAK3 800 356 3253 2ptember 1991 KODAK XLT 7720 Digital Continuous Tone Printer
29. eptember 1991 KODAK XLT 7720 Digital Continuous Tone Printer 5 Rotation If you are printing onto 8 5 x 11 inch or A4 print material you can designate whether an image prints in a normal orientation or is rotated clockwise by 90 degrees This allows a picture to change from landscape to portrait format and vice versa The horizontal and vertical limits of the image space are the only parameters affected by the rotation The downloaded image is otherwise unchanged Annotation There are two ways to overlay alphanumeric text at any desired location on an image The image itself may contain text that is printed as part of the picture or you can add ASCII text strings to the picture The font used for printer generated text provides optimum quality with the thermal dye transfer process and is available in 12 18 and 28 point bold and 8 12 18 point normal Mirror image A mirror image transparency is often useful for activities such as annotating the image by writing on the backside of the trans parency while projecting it image side down In addition mirror image negatives can be used for contact printmasters The same image file created to produce a right reading picture can be used for the mirror image 6 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Time and date Audio alert September 1991 An internal clock maintains the current time and date and a backup battery keeps the clock up to date when prin
30. erating procedure when it functions as part of a system NOTE The XLT 7720 printer is shipped from the _ factory configured to operate at 120 V AC 50 60 Hz To prevent accidental operation at other power line voltages a red 120 V sticker covers the power cord receptacle located at the rear of the printer This sticker must be removed to gain access to the receptacle If other operating voltages are required refer to Line voltage conversion for additional information September 1991 KODAK XUT 7720 Digital Continuous Tone Printer ii The Kodak XLT 7720 Digital Continuous Tone Printer The Kodak XLT 7720 Digital Continuous Tone Printer converts digital image data from a host computer into color or black and white prints of a quality approaching that of traditional photographs The printer does this electronically without light forming optics wet processing chemicals or a separate fusing process The printer is self contained its only external connectors are the power cord and computer interface cable IEEE 488 or SCSI It may be configured for either rack mounting or table top operation The XLT 7720 printer produces images on paper and trans parency bases which have the quality texture and feel of standard photographic materials Both paper and transparency materials are available in 8 5 x 11 inch 216 x 279 mm 11 x 11 inch 279 x 279 mm and A4 210 x 297 mm 8 3 x 11 7 in sizes and are supplied in packs
31. he projector optics effectively double the density of the trans parency and the high ambient light levels diminish the appearance of the dark areas Single pass overhead projector the light source is below the transparency In this configuration higher quality conference room projectors are used For high ambient room lighting the maximum density should be greater than or equal to 1 5 intermediate or normal density settings Densities above this level provide equally pleasing results for most transparency subject matter and do not detract from the perceived quality However the high ambient lighting diminishes the effect of a higher density setting m N g 9 September 1991 KODA K XLT 7720 Digital Continuous Tone Printer Ribbons 10 For darkened rooms where the principle light source is from the overhead projector the maximum density should be greater than or equal to 1 8 intermediate or norma density settings NOTE This setting combined with other attributes of the XLT 7720 printer and Kodak Ektatherm media provide professional quality overhead transparencies This condition is optimal for viewing overheads made on the XLT 7720 printer Maximum densities above a threshold of 1 8 provide equally pleasing visual results for nearly all subject matter Higher available densities do not detract from perceived quality but generally cost more and offer little benefit e Backlit view b
32. image with ASCI text strings in any of six font options Modify the sharpness of text and object edges in the image e Rotate the image 90 degrees o Produce a mirror image e Make any number of copies from the image that is stored in memory Refer to Features of the XLT 7720 printer for detailed descriptions of each of these capabilities SS a IN TN a a a a I A r ES TT TTT I AE IE I OT a IT IT IIE ESET 2 KODAK XLT 7720 Digital Continuous Tone Printer Septembei Features of the XLT 7720 printer Color and tone scale adjustment Image sensitometry tables Color matrix NOTE All of the following features are controlled through the software printer driver installed in your host computer Your specific software driver may not implement every one of the printer s built in features The controller and firmware inside the XLT 7720 printer enable you to adjust the color and tonal rendition of prints and trans Parencies Adjustment is usually required to match the print to your computer monitor or to a hard copy reference such as a Printed page or photograph These adjustments are made possible through image sensitometry table and a color matrix An image sensitometry table adjusts the overall print tone scale and color balance The color matrix adjusts the hue and satura tion You can select one of several pre defined tables or matrices or you can Create them using an application such as Kodak TableMaker
33. ize prints are automatically printed in Mode B regardless of the position of the switch FEED button Press the red FEED button located inside the door and to the right to activate the paper advance rollers These rollers transport the paper or transparency material from the tray to the drum The rollers will turn as long as the FEED button is depressed Simultaneously press the FEED and SAMPLE PRINT buttons to clear the paper path of any jams KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Language interface Selection Address Switches I Interface address A switch at the rear of the printer allows you to select the unique address for the printer on the particular interface bus used IEEE 488 or SCSI o IEEE 488 Set the rotary switch on the interface plate or board to a position that corresponds to the printer s address on the IEEE 488 bus e SCSI Set the rotary switch on the SCSI interface plate or board at the rear of the printer to an address between 0 and 7 This address must not be currently used by another device on the SCSI bus Numbers higher than 7 will not be recognized by the host computer Language selection switches Four dip switches at the rear of the printer allow messages to be displayed on the printer s front display panel in any one of five languages when set as shown below Dip Switch Settings Switch Position Language MSB 1 2 3 4 LSB English 0 0 0 0 French 0
34. k and white prints at a maximum reflection density of 2 5 which satisfies most applications for reflection prints Paper prints require only a single printing pass regardless of the ribbon type used The XLT 100 color ribbon provides a slight speed increase over the XL 100 color ribbon refer to Ribbons later in this section The key factor in producing high quality overhead transparencies is obtaining the best maximum optical density Higher density usually results in higher quality however the type of projector used to view the transparencies and the room lighting available should also be considered when determining the most desirable density level setting Kodak has conducted human factors research with different types of projectors in varying lighting conditions The results of this research are summarized in the following paragraphs Use this information along with the table on the previous page to select the appropriate density level for your particular viewing conditions e Double pass overhead projector this is usually a portable projector with a light source above the transparency and 4 mirror below it The projected light passes through the transparency twice For high ambient room lighting natural or artificial lighting at a level that permits comfortable reading from a printed page the maximum density should be less than or equal to 1 5 low density setting A density of greater than 1 5 Is not recommended T
35. klit view box 10 Co Capabilities 2 Cleaning the print head 34 Clearing jams in the printer Clearing a jam in the finishing station 33 Clearing a jam in the print tray 32 Clearing material on the print drum under error conditions 33 Color and tone scale adjustment 3 Color balance 3 Color correction 47 Color matrix 3 Color temperature 4 Computer interface options 18 Configuration options 51 Connecting to the host computer 18 Do I I Immm Density levels 8 47 Double pass overhead projector 9 Eo o oa ea a a Enhancement 4 47 Error codes 134 138 38 139 144 145 39 146 147 148 153 40 160 161 162 163 41 164 165 166 167 42 168 169 180 43 _ 181 182 183 190 44 191 to 198 199 to 255 45 7 R September 1991 KODAK XLT 7720 Digital Continuous Tone Printer Index 1 ne Features 3 Audio alert 7 Color and tone scale adjustment 3 Image composition 5 Image manipulation 5 Image sharpness enhancement 4 Speed shifts 4 FEED button 20 ee ee ee Glossary 47 re eee ee Rie eee ee ace eee Handling your Kodak Ektatherm products General 30 Paper and transparency material 31 Paper prints and transparencies 30 Ribbon cartridges 30 High efficiency XLT 100 color ribbon 10 Hue 4 a IEEE 488 18 21 47 Image composition 5 Image manipulation Annotation 6 Mirror image 6 Rotation 6 Scaling 5 Time and date 7 Image sensitometry table 3 47 im
36. l Service 2 183 DRUM MOTION ERROR OPEN DOOR TO RESET 1 2 1 Drum not rotating Sensor malfunction Open door clear jam if present Rotate drum using front panel buttons until clamp cannot be seen Call Service if drum does not move If drum moves close door and continue 2 Call Service 190 UNABLE TO DETECT LINE FREQUENCY OPEN DOOR TO RESET 1 Line frequency out of spec 2 Circuit malfunction 1 Connect printer only to proper power source 2 Call Service a a n u a a a 44 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Code Display message Probable cause Corrective action Code Display message Probable cause Corrective action 191 to 198 COMPUTER ERROR OPEN DOOR TO RESET Digital signal processor malfunction Open door and close to reset If error repeats turn printer power off and back on If error repeats call Service 199 to 255 COMPUTER ERROR POWER OFF AND ON TO RETRY Nonrecoverable system error Turn printer power off wait 45 seconds and turn power back on Reload image and try again If error repeats call Service a ae ee a a A E S a T A S A e e a SE a E AE EER tember 1991 KODAK XLT 7720 Digital Continuous Tone Printer 45 Technical support and service In case of difficulty Technical support Most problems such as empty paper tray out of ribbon etc will be of the type you can
37. l cartridge 2 Open door check cartridge for proper installation Inspect ribbon and cartridge for damage 3 Open door clear print and rewind slack ribbon into take up spool sii ee eee nn 148 RIBBON MOTION SENSOR OPEN DOOR TO RESET 1 Unexpected ribbon motion 2 Sensor or circuit malfunction 1 Open door check cartridge for proper installation Inspect ribbon and cartridge for damage 2 Call Service ee 153 WARNING BATTERY EXPIRED OPEN DOOR TO RESET 1 Battery expired 2 CPU jumper not set up 1 Call Service 2 Call Service September 1991 Code Display message Probable cause Corrective action Code Display message Probable cause Corrective action Code Display message Probable cause Corrective action Code Display message Probable cause Corrective action September 1991 160 PAPER JAM FEED OPEN DOOR HOLD FEED PUSH SAMPLE PRINT Paper or transparency at clamp Open door use FEED button to drive paper out while using SAMPLE PRINT button to rotate drum in the upward direction See Clearing jams in the printer ee 161 PAPER JAM DRUM OPEN DOOR PUSH SAMPLE PRINT BUTTON Print still at finisher entrance Turn printer power off open top door remove finisher lid and clear print See Clearing jams in the printer 162 PAPER JAM FINISHER CLEAR THROUGH TOP ACCESS 1 Print jam in finisher 2 Exit swi
38. l warmup is completed a a eee Re EN 22 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Making a sample print Installing the Kodak Ektatherm ribbon cartridge The sample print function makes a print even when the printer is not connected to a host computer NOTE The sample print is not calibrated and should not be used as a reference for image quality Calibrated prints can be obtained via the host computer At any time after power up and initialization you can make a sample print by pressing the SAMPLE PRINT button This produces a checkered print that includes the date the time and the sequence number quantity of prints or transparencies made since the date of printer manufacture at the center bottom of the page This data is displayed in the selected language To install a Kodak Ektatherm ribbon cartridge 1 Open the front door by raising the latch and pull the door forward September 1991 KODAK XLT 7720 Digital Continuous Tone Printer 23 2 Note the three locator pins on the right the middle pin and the two sprockets on the left 3 Remove any slack in the ribbon Orient the ribbon with the labeled end facing you 24 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 4 Align the rear middle and then the front locator pins on the right side 5 Slide the cartridge to the right to engage the sprockets and middle pin on the left Septem
39. ment is limited to the United States ii The warranties for this Equipment do not cover circum stances beyond Kodak s control service or parts to correct problems resulting from the use of software supplies attach ments accessories or alterations not marketed by Kodak service required as the result of relocation unauthorized modifications or service misuse abuse failure to follow Kodak s operating and maintenance instructions or failure to maintain site specifications tii These warranties shall not cover the loss or damage to Product which occurs during shipment iv The above warranties are in lieu of all other warranties expressed implied or statutory or arising by custom or trade usage including any warranty or merchantability or fitness for any unique special or express purpose and of all other damages whether general or specific direct or indirect consequential incidental or exemplary KODAK XLT 7720 Digital Continuous Tone Printer September 1991 service agreements Service Agreements can be purchased through the system supplier when the equipment is sold The initial Service Agreement commences on the day after the warranty ends and expires nine months or one year from that date depending upon whether a nine month or a one year agreement is purchased Agreements are renewable on an annual basis for a period of five years after initial installation at the prices terms and zones in effect on the r
40. move the cover and set it aside with the screws Refer to the 120 V AC configuration illustration at the beginning of the Line voltage conversion section above Disconnect wire A from transformer lug 1 and connect it to transformer lug 2 as shown in the following illustration Power Transformer J White Wire A V Ac 50 60 Hz l from A Circuit Breaker Black Wire Power Switch 100 V AC configuration Disconnect wires A and D from transformer lug 4 and connect them to transformer lug 5 CAUTION Before replacing the cover on the rear of the printer check the transformer connections again Mistakes could damage the printer _ Install the lower rear printer cover with the mounting screws removed in step 3 Remove the 120 V AC 60 Hz adhesive label from the lower rear printer cover above the power cord connector and replace it with the 100 V AC 50 60 Hz portion of the adhesive label Pt No 783755 The adhesive label is in the Read Me First package CAUTION Do not use the 120 V AC cord supplied _ with the printer Install the power cord supplied locally required for a 100 V AC power source a September 1991 KODAK XLT 7720 Digital Continuous Tone Printer 13 220 V AC line conversion To convert from 120 V AC to 220 V AC l 2 3 Set the printer s power switch to the off O position Disconnect the 120 V AC power cord supplied with the printer from the rear
41. n addition three fuses located on the back of the XLT 7720 printer protect the printer in case of current overloads or short circuits A 5 amp fuse protects the head preheat circuit two 10 amp fuses protect the finisher heater and the print head All three are labelled to show proper fuse ratings and the circuits they protect i k OPTION m IEEE agg DEVICE NUMBER To replace a fuse 1 Turn off the printer 2 Disconnect the power cord 3 Remove the fuse holder 4 Remove the fuse Replace it with the following e Head preheat circuit Type 3AB ceramic body 1 4 x 1 4 inch normal blow 5 amp 250 volt Littlefuse 217005 or equivalent e Finisher heater or print head type 3AB ceramic body 1 4 x 1 4 inch normal blow 10 amp 250 volt Littlefuse 314010 or equivalent ESSE eG O Ou e A a a a September 1991 KODAK XLT 7720 Digital Continuous Tone Printer 35 Replacing the air filter The air filter must be replaced after 600 hours of printer on time or one calendar year whichever comes first To replace the air filter 1 Loosen the two 8 screws which secure the filter retainer to the back of the printer Filter AAMA li Q Lo Filter Retainer aN Filter Guard i lips Ar 2 Pull the filter retainer off the 8 screws 3 Lift the dirty filter up and away from the printer 4 Set the new filter into the shallow channel beneath and between the s
42. ng the print material or ribbon press SAMPLE then open and close the door 144 RIBBON ADVANCE ERROR v YELLOW CLEAR OPEN DOOR TO RESET 1 2 1 2 Ribbon not advancing Black ribbon installed in color cartridge Open door check cartridge for proper installation Inspect ribbon and cartridge for damage Replace with color ribbon 145 RIBBON ADVANCE ERROR MAGENTA OPEN DOOR TO RESET 1 2 1 2 Ribbon not advancing Black ribbon installed in color cartridge Open door check cartridge for proper installation Inspect ribbon and cartridge for damage Replace with color ribbon l O i a ee ed September 1991 KODAK XLT 7720 Digital Continuous Tone Printer 39 Code Display message Probable cause Corrective action Code Display message Probable cause Corrective action Code Display message Probable cause Corrective action Code Display message Probable cause Corrective action 40 KODAK XLT 7720 Digital Continuous Tone Printer 146 RIBBON ADVANCE ERROR CYAN BLACK OPEN DOOR TO RESET 1 Cartridge not installed 2 Ribbon not advancing 1 Open door install cartridge 2 Open door check cartridge for proper installation Inspect ribbon and cartridge for damage eee ee ee 147 OUT OF RIBBON REPLACE RIBBON 1 Out of ribbon 2 Ribbon not advancing 3 Ribbon stuck to drum or print 1 ee ee Open door instal
43. ns check finisher fuse on rear of unit replace if necessary and restart unit If fuse blows again or an error recurs call Service Code 138 Display message REINSTALL PAPER TRAY OPEN DOOR TO RESET Probable cause Two mutually exclusive print material size tray sensors activated simultaneously Corrective action Check the paper tray Verify that the tray and print material installed agree with those shown on the printer s front panel display Check the area behind the paper tray for stray pieces of paper Install the paper tray and then open and close the door to reset De eee 38 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Code Display message Probable cause Corrective action Code Display message Probable cause Corrective action Code Display message Probable cause Corrective action 139 CHECK RIBBON AND PAPER OPEN DOOR TO RESET 1 2 3 4 1 2 3 4 5 Small paper or transparency installed but image requires large size Wrong type ribbon for print requested Wrong color ribbon installed for printer configuration Ribbon or print material has been changed after a print request has been issued Check tray and load correct or type Open door and check for correct ribbon Open door and check for correct color ribbon Open door and check for correct ribbon Check tray and load correct material es To clear an error without changi
44. nsfer Reflection prints transparencies 8 5 x 11 in 21 59 x 27 94 cm 11 x 11 in 27 94 x 27 94 cm A4 210 x 297 mm 8 27 x 11 69 in 7 56 x 10 08 in 19 20 x 25 60 cm 10 08 x 10 08 in 25 60 x 25 60 cm 203 8 0 07 2 5 reflection density 0 05 2 7 transmission density 1536 x 2048 pixel array 2048 x 2048 pixel array 100 300 100 maximum Reflection prints only Transparency mode may yield fewer images __ KODAK XLT 7720 Digital Continuous Tone Printer 0 49 Physical environmental specifications Computer interfaces Dimensions Rack mounted Table top Weight Voltage Current Frequency Ambient temperature Ambient humidity Standards Safety EMI KODAK XLT 7720 Digital Continuous Tone Printer IEEE 488 or SCSI optional 14 H x 19 W x 22 5 inches D 35 56 H x 48 26 W x 57 15 cm D 15 H x 20 W x 24 inches D 38 10 H x 50 80 W x 60 96 cm D Approximately 130 Ibs 59 kg 100 120 220 or 240 V AC 410 8 amps maximum at 120 V gt amps maximum at 240 V 50 60 Hz 59 86 F 15 30 C 15 76 relative UL478 CSA C22 2 220 M 1986 IEC 950 EN60950 VDE 8806 Class B FCC Rules Part 15 Subpart J Class A EEC 499 1982 European Standard EN 55022 September 1991 Options and accessories Kodak XLT 7720 Product Computer Interface Catalog Number Digital Continuous _ XLT 7720 Cl IEEE 488 168 7045 Tone Printer configuration options XLT 7720 Cs SCSI 160 2085 K
45. odak Ektatherm Product Material Size Catalog Number products hard copy XL 100 8P Paper 85x11 in 808 1895 output options XL 100 11P Paper 11 x 11 in 845 3698 XLT 100 A4P Paper A4 139 2398 XL 100 8T Transparency 8 5 x 11 in 810 6346 XL 100 11T Transparency 11 x 11 in 820 4927 XLT 100 A4T Transparency A4 179 7711 Kodak Ektatherm Product Color Catalog Number ribbon cartridge XL 100 C Color 804 6146 options XLT 100 C Color 198 7965 XL 300 B Black and white 808 1614 September 1991 KODAK XLT 7720 Digital Continuous Tone Printer 51 a aAA Accessories Product Catalog Number Kodak XLT Printer IEEE 488 Interface Kit 150 3887 XLT 7020 a Kodak XLT Printer SCS Interface Kit 141 9274 XLT 7022 Kodak XL Printer Tray XL 7040 182 5561 Kodak XL Printer Ribbon Cartridge 142 2708 Protector XL 7042 Kodak XLT Print Catcher XLT 7044 124 0977 Kodak XLT A4 Printer Tray XLT 7048 197 7545 Kodak XLT Printer Tabletop Side Panel Kit 171 4633 XLT 7050 Kodak XLT Printer Rack and Slide Mount Kit 129 2655 XLT 7052 For information on ordering Kodak equipment accessories and supplies call the KODAK toll free information number 1 800 44KODAK 1 800 445 6325 Extension 110 SSS oS Seems eee 52 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Index 100 V AC line conversion 13 220 V AC line conversion 14 240 V AC line conversion 16 A Accessories 52 Annotation 6 Audio alert 7 Bek Bac
46. of 100 sheets for easy loading into the printer The host computer loads all image data into the printer s memory buffer before printing begins up to 12 MBytes for an 11 x 11 inch 24 bit color image or up to 4 MBytes for an 11 x 11 inch 8 bit black and white image The XLT 7720 printer operates through a process called thermal dye transfer During printing a drum moves the paper or transparency material and a dye carrying ribbon past a thermal print head The head contains 2048 individual heating elements Precise thermal control of each element drives the appropriate amount of transparent dye from the ribbon onto the paper or transparency material thus forming a continuous tone picture RIBBON PAPER OR TRANSPARENCY Lee eRe ee ee ee eee September 1991 KODAK XLT 7720 Digital Continuous Tone Printer 1 Capabilities _ A number of features which enable manipulation of the image itself add usefulness and flexibility to the XLT 7720 printer NOTE These capabilities of the printer are controlled _ through the software printer driver installed in your host computer Your specific software driver may not implement every one of the XLT 7720 printer s built in features With the XLT 7720 printer you can e Change the size of the image e Load any number of image segments into the printer memory to compose a full page image e Adjust the tone scale and color balance of the image e Annotate the
47. ownloading of a digital image file or any portion of a printing cycle or printer initialization sequence The printer then ejects any picture in process and assumes an initialized state CANCEL does not affect any parameter values or image data stored in the printer CANCEL does set the error bit in the printer status byte and activates the cancel error mode When the printer door is open pressing the CANCEL button moves the drum surface in a downward direction until the button is released This is a convenient aid if a jam occurs SAMPLE PRINT button You may generate a predetermined sample print by pressing the SAMPLE PRINT button This print is intended to check the printer operation only and is not cali brated It will appear to have different colors and densities with different print material and modes When the front door is open the SAMPLE PRINT button rotates the drum upward until the button is released This is a conve nient aid if a jam occurs in the printer MODE A MODE B switch This rocker switch mounted inside the printer door and to the left side allows you to select the printing mode that is best suited to the type of image you want printed Mode A is the normal printing mode Use Mode B to print images that contain a high contrast inset such as an annota tion label or to print business graphics images To use a different mode setting you must change the switch position before sending a print request NOTE All A4 s
48. ox For backlit displays the maximum density should be greater than 2 5 high density setting Kodak _ Ektatherm transparencies are excellent for use in these displays The new high efficiency XLT 100 C color ribbon has been developed exclusively for the XLT 7720 printer It enables you to produce professional quality overhead transparencies with a single printing pass with the intermediate density setting This saves both time and materials when compared to the XL 100C color ribbon for a comparable density setting Additionally the new ribbon doubles from 50 to 100 the number of professional quality transparencies that can be produced with a single ribbon cartridge The standard efficiency XL 100 C color and XL 300 B black and white ribbons can also be used in the XLT 7720 printer These ribbons produce the same excellent prints and trans parencies from the XLT 7720 printer that are available from the XL 7700 printer The high efficiency color ribbon should generally be used if your primary output is transparencies with prints being made on an occasional basis The standard efficiency color ribbon should generally be used if your primary output is paper prints If you are outputting large volumes of both transparencies and paper prints the most cost effective strategy may be to alternate between the two types of ribbons d KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Installing the XLT
49. resolve yourself Some may arise from an incompatibility between the host driver software and the printer machine code And some may be the result of hardware failures within the printer itself We suggest the following to help diagnose and solve these problems e Check the printer s display panel for error messages Appropriate action is provided in the Troubleshooting section of this manual e If this printer has been integrated into a system review the troubleshooting procedure for that system If you have tried these suggestions and still need assistance contact your system supplier for technical support If it is deter mined that the problem is within the printer a service call will be required The printer may be under warranty or service agreement to either an authorized service dealer or directly to Kodak Contact whichever is the appropriate service center for your printer The Kodak Customer Service Center can be reached at 800 3KODAK3 800 356 3253 any time of the day A request for service will b sent to the nearest Kodak service city and a field engineer will be dispatched Be prepared to provide the K Number that appears on the front of the printer If the printer is not within the warranty period or covered by a service agreement customers will be charged on a per call basis lf the printer is within the warranty period or covered by a service agreement Kodak will provide service in accordance wi
50. t an image sensitometry table to compensate for differences between your monitor display and the XLT 7720 printer and for the effects of variations in lighting conditions The smallest discrete printing element in an image Image resolu tion is determined by the number of pixels per unit distance The pixel resolution of the XLT 7720 printer is 203 pixels per inch A software program that sends documents from a host computer to a particular typeof printer You must have an XLT 7720 specific printer driver that is compatible with your host computer environment Small Computer System Interface A standard parallel data communications interface that transfers data between a computer and peripheral devices September 1991 KODAK XLT 7720 Digital Continuous Tone Printer 47 Sharpening See Enhancement Speed shift A feature that allows you to make uniform color and tone scale corrections to a single image without modifying the current image sensitometry table 48 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Specifications and general data Printing specifications September 1991 Printing method Output options Output sizes Maximum image areas 8 5 x 11 inch amp A4 11 x 11 inch Resolution Pixels inch Pixels mm Density range Digital data sizes 8 5 x 11 inch amp A4 11 x 11 inch stock Prints cartridge Color XL amp XLT Black and white Prints tray re Thermal dye tra
51. tate drum in the upward direction Remove and check tray if necessary See Clearing jams in the printer 180 DRUM MOTION ERROR gt OPEN DOOR TO RESET 1 Drum can t engage because drum is rotated so clamp is too close to head Jam or bind in mechanism Sensor failure or engage motor not working 2 3 1 2 3 Open door rotate drum with front panel buttons so clamp is 30 degrees away from head Clear jam Call Service if necessary Call Service E 43 September 1991 KODA K XLT 7720 Digital Continuous Tone Printer Code Display message Probable cause Corrective action Code Display message Probable cause Corrective action Code Display message Probable cause Corrective action Code Display message Probable cause Corrective action 181 DRUM MOTION ERROR OPEN DOOR TO RESET 1 2 3 1 Drum rotated so clamp is too close to head Jam or bind in mechanism Sensor failure or engage motor not working Open door rotate drum with front panel buttons so clamp is 30 degrees away from head 2 Clear jam Call Service if necessary 3 Call Service 182 DRUM MOTION ERROR OPEN DOOR TO RESET 1 2 1 Drum not rotating Sensor malfunction Open door clear jam if present Rotate drum using front panel buttons until clamp cannot be seen Call Service if drum doesn t move If it moves close door and continue Cal
52. tch malfunction 1 Turn printer power off open top door remove finisher lid and clear print See Clearing jams in the printer 2 Call Service 163 PAPER JAM FINISHER CLEAR THROUGH TOP ACCESS 1 _ Print s remaining in exit chute 2 Print jam in finisher 1 Remove print s open and close door and continue 2 Turn printer power off open top door remove finisher lid and clear print See Clearing jams in the printer KODAK XLT 7720 Digital Continuous Tone Printer 41 Code Display message Probable cause Corrective action Code Display message Probable cause Corrective action Code Display message Probable cause Corrective action Code Display message Probable cause Corrective action 164 PAPER JAM FEED OPEN DOOR HOLD FEED PUSH SAMPLE PRINT 1 Paper or transparency not clamped to drum 2 Paper motion sensor failure 1 Open door use FEED button to drive paper out while using SAMPLE PRINT button to rotate drum in the upward direction Remove and check tray if necessary See Clearing jams in the printer 2 Call Service t eeoa E o a a a M a a a 165 OUT OF PAPER ADD PAPER OPEN DOOR TO RESET Tray empty 2 Paper or transparency not reaching clamp 3 Clamp switch malfunction 1 2 Remove and refil tray with paper or transparencies Open door use FEED button to drive paper out while using SAMPLE PRINT button to rotate
53. ter power is off The current time and date may be annotated in the printer s smallest font 8 point onto an image by enabling the time and date stamp feature The format of the time and date stamp is the numeric day of the month a three character month abbreviation displayed in the language set at the rear of the printer and a four digit year e g 15 Aug 1991 Black characters are imposed on a white back ground Characters are printed in a proportionally spaced font The time and date stamp is printed in the lower right hand corner of the picture and will overwrite any image in that location Image scaling does not affect the stamp but pictur sharpness enhancement mirror image image rotation and multilingual support do affect it If enabled an audio alert sounds when a print has been completed or when the printer requires the operator s attention i e when the display shows an error code KODAK XLT 7720 Digital Continuous Tone Printer a A choice of hard copy The Kodak XLT 7720 printer offers a choice of paper print or transparency density range access time and material usage appropriate for your application a Printing Printing Time Maximum Passes Required minutes oe ___Mode Density Required 8 5 x 11 11x 11 A4 B amp W Paper XL 300 B ribbon 25 1 1 6 1 9 1 9 Color Paper XL 100 C ribbon 2 5 1 32 3 9 3 9 Color Paper XLT 100 C ribbon 2 5 1 3 2 3 9 3 9 B amp W Transparencies XL 300 B ribbon
54. th the terms of its warranty or service agreement policies Fp A E a A re e a 46 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Glossary Color correction Density Enhancement IEEE 488 Image sensitometry table Pixel Printer driver SCSI A feature of the XLT 7720 printer which allows you to adjust the tone scale and color of an image to closely match the displayed to the printed image The printer accomplishes color correction through image sensitometry tables and the speed shift feature A measure of the amount of dye applied to the print material by the printer Paper prints are all printed at a maximum optical density of 2 5 Transparencies can be printed at one of three with the black and white and color ribbons or four with the XLT color ribbon user selectable maximum optical density levels _that range from 1 5 to 2 7 Your selection will depend on the type of image as well as the viewing device to be used A printer feature that applies sharpening to the printed image A standard data communications interface to transfer data between a computer and peripheral devices Along with the image calibration table converts RGB digital pixel values to the desired optical densities produced by the XLT 7720 printer An image sensitometry table however is independent of the print mode paper print or transparency ribbon type density level Your software driver may allow you to adjus
55. tration If the screws become misplaced substitute a standard 8 32 x 3 16 inch shoulder screw Line voltage conversion The Kodak XLT 7720 printer is shipped from the factory for operation at 120 V AC as shown in the following illustration If your operating voltage is 100 volts 220 volts or 240 volts a line voltage conversion is required before you begin to operate you printer The Read Me First package includes an adhesive label that lists the various operating voltage options The appropriate portion of this label should be affixed to the power supply if you change the operating voltage Power Transformer White Wire 120 V Ac 50 60 Hz from Circuit Breaker Power Switch Black Wire 120 V AC configuration Line voltage conversion is required if you will use 100 220 or 240 V AC to operate your printer Use one of the following conversion procedures appropriate for your line voltage WARNING Line voltage conversion transformer jumper changes must be done by a qualified service technician a AO E A ae a A PS ULUUSIN 12 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 100 V AC line conversion To convert from 120 V AC to 100 V AC 8 Set the printer s power switch to the off O position Disconnect the 120 V AC power cord supplied with the printer from the rear of the printer Locate and remove the seven mounting screws holding the lower rear printer cover in place Re
56. tuds Make sure the foam rubber gasket faces the rear of the printer cabinet 5 Replace the filter retainer 6 Tighten the 8 screws a A A OOU MI 36 KODAK XLT 7720 Digital Continuous Tone Printer September 1991 Replacing the battery The main CPU board uses a high capacity lithium battery for the real time clock to retain the correct time date and computer parameters while the printer is turned off This battery should last approximately four years When the battery needs replacement contact a qualified service technician NOTE An expired battery is signaled by error code 153 See Troubleshooting ee a E E September 1991 KODAK XLT 7720 Digital Continuous Tone Printer 37 Troubleshooting Before requesting service you may be able to correct or identify the problem yourself Locate the fault condition and code as displayed on the printer front panel or at the host computer on this chart below then follow the suggested procedure Code 134 Display message UNFINISHED PRINT OPEN DOOR TO RESET Probable cause Finisher too hot or too cool with print in unit Corrective action Open door clear print from mechanism by pressing SAMPLE PRINT button until end of paper is visible Grasp end of paper press CANCEL button until clamp opens releasing paper from drum Open door and close to reset If error persists turn printer power off Wait several minutes turn power on If error retur

Kodak XLT 7720 Digital Continuos Tone Printer XLT 7720 User's Manual

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