Phaser 6128MFP Service Manual 5-45
Print-Quality Troubleshooting
Test Prints
A variety of test prints are available for troubleshooting print quality defects and
to confirm proper pinter operation.
No Image IOT Test Print
This test print provides a sample of blank
page. This test is used to identify problems
with the printer function.
• Fail: Check the printer function.
• Pass: Check the network connection,
cable, PC...etc.
Pattern IOT Test Print
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 this example to
determine the problem.
• Fail: Check the printer controller or the
MCU Board.
• Pass: Check the Image Processor
Board.
s6128mfp-094
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