Troubleshooting
1-52 HP Designjet T Series — Service Manual
Solving Ink Supplies Problems
Most of the problems that you could encounter when working with the ink
supplies are solved with guidance from the front panel. A full list of front
panel messages are supplied in the User’s Guide.
You Cannot Insert the Ink Cartridge Into the Printer
1 Ensure that you have the correct hp no.72 Ink Cartridge.
2 Ensure that the Ink Cartridge is the correct color for that slot.
3 Ensure that the Ink Cartridge is the correct orientation, with the color coded
label at the top.
Never clean inside the Ink Cartridge slots as this can cause damage to the
Printer.
You Cannot Insert the Printhead Into the Printer
1 Ensure that you have the correct hp no.72 Printhead.
2 Ensure that the printhead is the correct color for that slot.
3 Ensure that the printhead is in the correct orientation.
4 Ensure that the protective cap is removed from the Printhead.
The front panel says to reset or replace a printhead
1 From the front panel, turn the power off then on.
2 Check the front panel display message, if it shows the ready message, the
printer is ready to print. If the problem remains continue with the next step.
3 Remove the printhead.
4 Clean the electrical connections on the backside of the printhead with a lint
free cloth. You can carefully use a mild rubbing alcohol if moisture is needed
to remove residue. Do not use water. You can use the Flex Contacts Cleaning
Tool.
32768 Fails Energy
Calibration
Reseat Energy calibration
failed
Could be caused
by bad contact
65536 Empty
Dummy
OK during
Purge
Requested during
purge, otherwise
should be
removed
131072 Full Dummy Remove Requested during
purge
262144 End of Life Warning Printhead
warranty expired
524288 Expired Warning Printhead has
used expired or
non-HP ink
Error
Code
Status
Name
Status
Message
Description Comments
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