HP Designjet T1100 - Page 25

HP Designjet T Series — Service Manual 1-21
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:
a Line Sensor Calibration
b Pen to Pen Align
c Carriage thetaZ
d Bidirectional align (high)
e Bidirectional align (Low)
F
or 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.