Print quality troubleshooting

The illustration shows the complete Printhead Alignment that identifies each of the specific alignment test results covered.

a b

c

d

e

The Printhead Alignment Diagnostic print shows the following diagnostic test results:

aLine Sensor Calibration

bPen to Pen Align

cCarriage thetaZ

dBidirectional align (high)

eBidirectional align (Low)

For tests a, b, and c, the order of the color band is:

For tests e and f, the order of the color band is:

Once the printer has correctly printed and scanned the Printhead Alignment Diagnostic print, the Front Panel displays the results. The top row displays the printhead, and the left column displays the test.

HP Designjet T Series — Service Manual

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