Measuring Print Skew

1. Load a stack of paper in the IN tray. Use paper with

2. Print a page of information that should display a consistent

squareness that is within tolerance.

left margin down the page.

 

 

 

 

 

 

 

 

3. Take measurements to determine the print skew on the

4.

Use one of the following equations to determine the total

page.

 

print skew on the page:

A. Measure the distance from the left edge of the paper

 

– If A>B, use the equation (A-B)/C

to the upper left corner of the printout. This is distance

 

– If B>A, use the equation (B-A)/C

“A” in the figure below.

5.

Repeat steps 2, 3, and 4 on at least 20 pages. The

B. Measure the distance from the left edge of the paper

 

measurement should be within the print skew specification

to the lower left corner of the pattern. This is distance

 

on 19 out of 20 pages.

“B” in the figure below.

6.

Try the process again with a different type of paper.

C.Measure the vertical distance between “A” and “B.” 7. If the print skew is consistently out of tolerance, return the

This is distance “C” in the figure below.

printer for repair.

A

C

B

Problem Resolution 5-17

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Image 80
HP 400 manual Load a stack of paper in the in tray. Use paper with, Squareness that is within tolerance Left margin down