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ATLANTEK 200, Operator'S Manual

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APPENDIX E

      

  NOMINAL PRINTHEAD VOLTAGES
    KYOCERA KST-216-8MPD1  
      

       

The following is a  table of  recommended nominal printhead voltages for various resistances of
the standard KYOCERA KST-216-8MPD1 printhead.

       
       

Printhead        

                   

KYOCERA

      

Model                         

KST-216-8MPD1

       
       

Tcycle                          

5.0 msec

       

Ton                              

0.5 msec

       
       

Aprox. temp       

                   

25 C

       
       

Impressed Power

            

0.70 w/dot

       

Ravg     

Nominal Voltage

            

Ohms         Volts

       

                   

500         19.2

              

510         19.4

                    

520         19.6

      

530         19.8

  

540         20.0

              

550         20.1

              

560         20.3

              

570         20.5

              

580         20.6

              

590         20.8

              

600         21.0

              

610         21.1

              

620         21.3

              

630         21.5

              

640         21.6

              

650         21.8

              

660         21.9

              

670         22.2

              

680         22.4

              

690         22.6

              

700         22.7

     

710         22.9

     

720         22.4

     

730         23.0

     

740         23.2

     

750         23.3

     

760         23.5

Summary of Contents for 200

Page 1: ...OPERATORS MANUAL FOR MODEL 200 THERMAL RESPONSE TEST SYSTEM Revised March 14 2003 ...

Page 2: ...sure these parameters and to provide results which not only produce the visual print data but which are stored in computer data files and thus can be recalled and analyzed The two key print timing parameters are Tcycle and Ton The difference between these two variables is Toff which represents the dot cooling time between printed dot lines Tcycle Ton Toff To provide meaningful test data Tcycle and...

Page 3: ...per speeds The printhead temperature control allows the operating temperature of the printhead assembly to be programmed as a variable parameter from ambient temperature to 50 degrees Centigrade The computer measures the temperature and based upon the test requirements instructs the control board to heat or not heat the printhead The control board also determines the dot pulse duration Ton and man...

Page 4: ...oftware TECH GRAPH PAD is a powerful menu driven software package whose features include the following Plotting single or multiple data files Support for various types of hard copy devices Printers Laser Printers Pen Plotters User defined labels and comments Automatic or Manual scaling Curve fitting ...

Page 5: ... SMO 108 864 REAR PANEL CONFIGURATION PARALLEL PRINTER INTERFACE CONNECTOR To Host Computer POWER ON OFF SWITCH FUSE AC POWER CONNECTOR Three prong CONFIGURABLE TEST SYSTEM PARAMETERS PRINTHEAD DOT SIZE AND RESOLUTION Fixed by P H PRINTHEAD OPERATING TEMPERATURE PAPER SPEED SYNC WITH PRINTING APPLIED VOLTAGE Front panel setting SIMULTANEOUS OR MULTIPLEX STROBING OF PRINTHEAD Automatically Selected...

Page 6: ... Model 200 there are several operator selectable test patterns that may be chosen to run for a desired test session Test patterns that are included within the standard system configuration are a Checkerboard pattern and a Walking One pattern Other supported test patterns include a Self Generating Barcode module and a Pixel On Off pattern The Checkerboard patterns are available in various sizes and...

Page 7: ...icket fence or ladder directions using direct thermal or thermal transfer printing techniques Several densities of each bar code symbology are supported The highest densities of both the CODE 39 and the UPC A symbologies are printed beyond the defined limits as specified by AIM and the UCC However they are included within the MODEL 200 to represent possible future trends in bar code printing and m...

Page 8: ... cable to the 15 pin D style connector on the rear of the mechanism 7 Connect the motor cable to the 9 pin D style connector labeled MOTOR on the front of the test controller 8 Connect the other end of the motor cable to the 9 pin D style connector on the rear of the mechanism 9 Connect the printhead interface cable from the rear of the mechanism to the female 37 pin D style connector on the front...

Page 9: ...and platen roller Printhead pressure should be released by rotating the cam lever on the right side of the head mounting mechanism The media should be fed in from the back side of the printer If the media is wound on a core mount the two appropriately sized core plugs into the ends of the core slide the mounting shaft through the center and insert the shaft into the slots in the supply mounts at t...

Page 10: ... ribbon stop plate Wind enough ribbon onto the take up core to both align the ribbon and remove wrinkles introduced in the threading process Apply printhead pressure by turning the cam shaft lever to the down position Refer to APPENDIX A for a loading diagram PRINTHEAD PRESSURE ADJUSTMENT AND MEASUREMENT Located on the top of the printhead swivel block is an eyelet This is provided to allow the at...

Page 11: ...e 4 VOLT ADJ Allows the adjustment of voltage applied to the printhead The applied voltage is displayed on the panel meter on the front of the printer as well as on the upper right corner of the CRT CAUTION Be sure to keep the voltage applied to the printhead below the manufacturers maximum rated voltage or printhead damage may result CHANGING PRINTHEADS Tools necessary 1 8 Allen wrench 9 16 thin ...

Page 12: ...u is displayed All menu selections may be chosen via the function keys F1 F10 Available functions at this point may be summarized as follows F1 EXECUTE TEST Allows the loading of print parameters as defined by either default values or a previous test Any parameter may be altered by the user after choosing this option Loaded parameter values are displayed in this menu Following the test the operato...

Page 13: ...he SAMPLE mode option When in SAMPLE mode the test sessions are not saved in a file therefore the operator is not prompted for a file name F10 EXIT FROM TESTER Allows the operator to leave the test system environment and return to DOS NOTE TEST file names MUST conform to the following rules At least one character long but less than eight characters in length File names may ONLY be made up from the...

Page 14: ...rinted at 10 of the final value the second at 20 and so on down the page Sequencing of a test pattern is only available when the Checker board pattern is selected Changing the desired Test pattern is done by selecting the F2 option and choosing one of the supported test patterns from the displayed Menu Selecting the F8 option Configure Output Image from the TEST MENU will allow an operator to alte...

Page 15: ...ATING A PLOT To create a plot the operator may invoke the Plotting software by selecting the F7 Invoke PLOT Utility option from the MAIN MENU or the Tech Graph Pad program can be used from outside the MODEL 200 operating environment TECH GRAPH PAD is started from DOS by entering TGP followed by a carriage return Once started an entry screen is displayed and the Main Menu appears Several templates ...

Page 16: ... A printhead having 8 strobe inputs is controlled by 4 lines to the processor Similarly a 6 strobe printhead is controlled by 3 independent strobe lines This allows the current load to be distributed over the cycle time and reduces the effects of voltage drops in the power planes within the printhead page For tests conducted using low density print patterns All off the strobe lines are activated s...

Page 17: ...es of printheads supplied with system serial number ______________ MANUFACTURER MODEL Kyocera 8 Model KST 216 8MPD1 Kyocera 8 Model KJT 216 8MGF1 Ricoh 8 Model SH216 08FSH41 Ricoh 8 Model EH216 08FS41 Rohm 8 Model KF2008 B1 Rohm 8 Model KE2008 C2 ...

Page 18: ...APPENDIX A DIAGRAM FOR LOADING PAPER AND RIBBON ...

Page 19: ...APPENDIX B TEST SAMPLES ...

Page 20: ...s the point read on the Y axis where 10 on the X axis meets the Ton curve for 5 milliseconds This is approximately 0 75 watts From this power level the maximum allowed applied voltage is calculated as follows Vi Pi 0 04 Ra 1 07 where Vi is the maximum allowed applied voltage Pi is the maximum allowed power level Ra is the average dot resistance printed on the label on the front of the printhead 54...

Page 21: ...ime Eo max 2 5 msec 0 30 mj dot 5 0 msec 0 35 mj dot 10 0 msec 0 39 mj dot 20 0 msec 0 40 mj dot For a given voltage setting the applied power is calculated according to the following equation Po Vset x Rav N x Rcom Rav Ric Rlead where the constants have been previously defined and N is the number of dots printed simultaneously for 100 pattern this number is 608 Rav is the average dot resistance p...

Page 22: ...inthead Printhead KYOCERA Model KST 216 8MPD1 Tcycle 5 0 msec Ton 0 5 msec Aprox temp 25 C Impressed Power 0 70 w dot Ravg Nominal Voltage Ohms Volts 500 19 2 510 19 4 520 19 6 530 19 8 540 20 0 550 20 1 560 20 3 570 20 5 580 20 6 590 20 8 600 21 0 610 21 1 620 21 3 630 21 5 640 21 6 650 21 8 660 21 9 670 22 2 680 22 4 690 22 6 700 22 7 710 22 9 720 22 4 730 23 0 740 23 2 750 23 3 760 23 5 ...

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