Printhead Thermistor Card Removal - Lexmark C750 Service Manual

5060-00x
7.
Select the appropriate color.
8.
Change value of the respective setting by the calculated value.
For example, if T= -5 and dT= 2, the new T value is (T+dT= -5 + 2) -3.
9.
Once all values are changed, return to the Print Tests menu and select Print Line Length Calibration.
10.
Verify that the adjusted values and the color bands for cyan, magenta, and yellow on all six groups, A
through F, are centered between -2 and +2. Repeat if necessary.
Note: The Line Length Calibration must be printed after making any changes to color alignment.
11.
Exit diagnostics.

Printhead thermistor card removal

See "Thermistor card" on page 7-15
Note: A PSD assembly may already exist. It is not necessary to remove an existing PSD sensor card or
assembly.
1.
Remove the top cover assembly. See
2.
Disconnect the cable (A) from the thermistor.
3.
Remove the two screws (B).
4.
Remove the printhead thermistor card.
4-62
Service Manual
for the part number.
"Top cover assembly removal" on page 4-5.