CognitiveTPG CRx - Manual (Page 66)

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Chapter 8: Troubleshooting
If unable to use the Administrator to configure this setting, type the following commands
into a text editor on the computer:
! 0 0 0 0 (Must use zero; space between each)
VARIABLE DARKNESS ##
VARIABLE WRITE
END
The ## indicates the desired value to which the Darkness will be set. This should be a
value slightly larger than the original one in order to increase the darkness.
For example, type the line as VARIABLE DARKNESS 20. Continue to gradually increase
the number to 30, 40, 50, and so on until the desired darkness is achieved. The higher
the number the darker the print will be.
Send this file to the printer by selecting File then selecting Print. The printer will not
print anything but the ready light will blink on and off. Once a solid Green ready light is
visible, cycle the power to the printer. To verify the settings have taken effect, perform
a self test and verify the settings are now set in the printer. For more instructions on
performing a self test, please refer to Chapter 2 of this User’s Manual.
General Troubleshooting Tips
Equipment and Cabling
Make sure that all cables and connectors are installed and secure. Before printing, make
sure there is media in the printer and the power and ready green lights are illuminated.
If the C Series printer is a thermal transfer unit it requires ribbon to print, and a ribbon
will need to be installed in the printer.
Printing a Diagnostic or Self Test Page
Please refer to the section on Performing a Self Test in Chapter 2 of this User’s Manual
for full detailed instructions.
Cleaning the Printhead
Refer to Chapter 11 of this User’s Manual, Cleaning and Preventive Maintenance
Paper is Jammed in the Printer
Turn the printer off before attempting to un-jam the printer. If a label is jammed in the
printer, unplug the printer from its power source and remove the jammed label by hand
only. If needed, clean any remaining adhesive on the printer with a lint-free cloth, and
98% to 99 % pure isopropyl or denatured alcohol or a cleaning pen. Refer to Chapter 11:
Cleaning Supplies for more information regarding suggesting cleaning and preventive
maintenance.