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SECTION 4 - TECHNICAL INFORMATION
4-30
SmartDate 5
08/08
4.7.2
Ribbon Calibration
Both Combined and Shuttle versions of the SmartDate 5 printer require the ribbon
drive to be calibrated.
Ribbon Calibration - SmartDate 5 and SmartDate 5s
Ribbon calibration is performed by running the two ribbon drive stepper motors.
This in turn drives the ribbon round a movement roller which has a 16 pole
magnet on the end of it.
The ribbon sensor input is connected to a Hall-effect sensor mounted in the
printer base plate.
The sensor detects the rotation of the multi pole magnet and outputs an analogue
signal through one of the control units ADC inputs.
This signal is then analysed by the firmware to establish the diameters of the
ribbon supply and take up reels.
Ribbon tension is then adjusted by stepping the two ribbon drive motors
independently at the required ratio.
Summary of Contents for markem-imaje SmartDate 5
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Page 9: ...SmartDate 5 Maintenance Manual SECTION 1 GENERAL INFORMATION ...
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Page 13: ...SmartDate 5 Maintenance Manual SECTION 2 SETUP AND TIMING ISSUES ...
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Page 37: ...SmartDate 5 Maintenance Manual SECTION 3 MAINTENANCE ...
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Page 77: ...SmartDate 5 Maintenance Manual SECTION 4 TECHNICAL INFORMATION ...
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Page 145: ...SmartDate 5 Maintenance Manual SECTION 5 TROUBLESHOOTING ...
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Page 189: ...SmartDate 5 Maintenance Manual SECTION 6 RECOMMENDED SPARES ...
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Page 198: ...User Documentation Department ...