Phaser 6130 Color Laser Printer Service Manual 5-9
Print-Quality Troubleshooting
Pattern IOT
This test print provides the printer’s built-
in test pattern. This test is used to 
identify problems with the printer 
function or the Image Processor Board. 
The colors should be aligned vertically 
and horizontally. Compare the print with 
the following chart to determine the 
problem.
■ Fail: Check the printer controller or 
the MCU Board.
■ Pass: Check the Image Processor 
Board.
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.
s6180-152
s6180-390