d When you have replaced the ITU, be sure to enter the 16-digit numeric value from the barcode on the new ITU
into the printer.
1 Enter the Diagnostics Menu:
a Turn off the printer.
b Press and hold 3 and 6.
c Turn on the printer.
d Release the buttons when the installed memory and processor speed displays.
2 Select PRINTER SETUP from the Diagnostic Menu.
3 Select ITU Barcode.
4 To enter the 16-digit numeric value:
Use the left arrow to decrease the value, or use the right arrow to increase the value. press Select to advance
to the next digit. If a digit is already correct, press Select to accept the number and to continue. When the
last number is entered, press Select, and Submitting changes… should appear. If the entered number
is incorrect, Check Sum Does Not Match displays. Check and reenter the number.
Imaging unit (IU) removal
Note: The imaging unit is a customer replacement unit and is not a FRU.
Note: The imaging unit contains:
• Photoconductor unit
• Developer units
To remove only the photoconductor, remove the entire imaging unit, remove the developer units, place the original
developer units in the new photoconductor, and re-install the imaging unit. When you replace the imaging kit, you are
replacing both the photoconductor and the developer units.
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Repair information
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