Phaser 6180 Color Laser Printer Service Manual 5-11
Print-Quality Troubleshooting
Grid 2 ESS
This test print provides the Controller built-in grid pattern sample. This test is 
used to identify problems with the printer function. Compare the print with 
following chart to determine the problem.
■ Fail: Check the printer function and the Image Processor Board.
■ Pass: Check the network connection, cable, PC...etc.
s6180-390