
HP Designjet T Series — Service Manual 1-13
Print quality troubleshooting
1 If the Printer is experiencing horizontal misalignment problems, the
Alignment Test will show something like this:
2 If the Printer is experiencing vertical misalignment problems, the Alignment
Test will show something like this:
3 If the Printer is experiencing bi-directional misalignment problems, the
Alignment Test will show something like this:
Corrective Action
Perform the Printhead Alignment (Main Menu/Image Quality Maintenance/
Ali
gn Printheads), using the same paper type with which you were
experiencing unacceptable image quality, if feasible (some paper types are
not suitable for Printhead Alignment).
Diagnostic Part 3: Printheads & Paper Advance
This test is designed to check whether the Printheads and the Paper Advance
Mechanism ar
e working correctly. This part of the Image Quality Test should
NOT be used to check for color consistency or accuracy.
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