Analyzing The Ps Pattern A Print - Xerox 7300B - Phaser Color Laser Printer Service Manual

Analyzing the PS Pattern A Print

This print is found in the hidden service menu.
Things to look for include:
1. Color Registration (Horizontal): The colored lines should match up. Perform the
color registration procedure. Clean the Color Registration Sensor and cycle power
to the printer.
2. Color Registration (Vertical): The colored lines should match up. See "Color
Calibration" on page 4-121.
3. Uniform RGB: The secondary color squares should be uniformly colored with no
mottling.
4. Density: The color bars should have even density from top to bottom.
5.
Margins: Margins should be 8 mm from the edge of the paper to the line.
6.
Image Size: The image height should be 261 mm between the top and bottom
lines. The image width should be 192 mm between the left and right lines.
4-114
6
8 mm
5
1
2
Abc Defg Hijk
Abc Defg Hijk Lmnop
Qrstuvw XYZ
123456789
Abc Defg Hijk Lmnop
Qrstuvw XYZ 123456789
3
261 mm
6
P 7300 P 7300 P 7300 P 7300
P 7300 P 7300 P 7300 P 7300
P 7300 P 7300 P 7300 P 7300
P 7300 P 7300 P 7300 P 7300
Test Pattern A 600 x 600
Test Pattern A 600 x 600
P 7300 P 7300 P 7300 P 7300
P 7300 P 7300 P 7300
4
Phaser 7300 Color Printer Service Manual
6
S7300-093