5-54 Phaser 6128MFP Service Manual
Print-Quality Troubleshooting
Alignment Test Print
This chart allows you to check for media
skew. This print is printed from the
Alignment Chart of the Diagnosis tab in
Tool Box. When the sheet is fed normally,
the vertical and horizontal lines are aligned
parallel to the edges of the sheet. When
there is a problem, alignment is skewed..
• Fail: Run the alignment procedure.
• Pass: Lines are parallel to the edges of
the shee
Ghost Test Print
This print allows you to check for image
ghosting. This print is printed from the
Ghost Configuratio Chart of the Diagnosis
tab in Tool Box. When a ghost occurs, the
patches with open cross and character K/B/
G/R/M/C appear on the light-colored
patches K/C/M in the lower half of the
chart, and the patches with open cross only
appears on the dark-colored patches K/C/
M below the light-colored patches..
• Fail: Characters repeat in the light
area.
• Pass: Characters are not visible in the
light area.
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