Action Yes No
Step 1
a Using the Maintenance Defect Ruler page, measure the
distance between the repeating defects on the aected color
page.
b Replace the supply item that matches the measurement on the
aected
color page.
Photoconductor unit
• 125.70 mm (4.95 in.)
• 35.40 mm (1.39 in.)
Developer unit
42 mm (1.65 in.)
c Print the quality sample pages.
Do the defects appear?
Take note of the
distance, and then
contact
customer
support or your
service
representative.
The problem is
solved.
Step 2
a Using the Maintenance Defect Ruler page, measure the
distance between the repeating defects on the aected color
page.
b Replace the supply item that matches the measurement on the
aected color page.
Transfer roller
78.50 mm (3.09 in.)
Transfer module
• 47.10 mm (1.86 in.)
• 90 mm (3.54 in.)
Fuser
• 96.60 mm (3.80 in.)
• 127.60 mm (5.02 in.)
c Print the quality sample pages.
Do the defects appear?
Take note of the
distance, and then
contact
customer
support or your
service
representative.
The problem is
solved.
Color quality problems
Adjusting toner darkness
1 From the home screen, touch Settings > Print > Quality.
2 Adjust the toner darkness.
3 Apply the changes.
Troubleshooting 260