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Service Calibrations
HP Designjet 4000/4020 Printer Series Service Manual
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8. Carriage PCA Calibration
The purpose of this Service Calibration is to reset the ink short thresholds
after replacing the Carriage PCA.
From Firmware Version 4.x.x.x, "Carriage Setup" has been
renamed "Carrige PCA Calibration" and has been moved from
Service Utilities to the Service Calibrations section.
Perform the Carriage Setup as follows:
1 In the Service Calibrations submenu, scroll to "Carriage Setup" and press
Enter.
2 When the following message appears on the front panel, you must select
whether you would like to continue with the Carriage Setup by pressing
Enter. Press Back or Cancel to exit the utility.
3 If the Ink Short Thresholds have been reset correctly, the following message
will be displayed on the Front Panel. Press any key to exit:
If any of the Printhead ink short thresholds cannot be reset or if the Printheads
info cannot be accessed, it could point to a possible Firmware error.
4 If the utility exits correctly, OK will be displayed on the Front Panel.
Press Cancel
or the
Back key
Press Enter
to Exit
to proceed
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