Toner Is On The Back Of The Printed Page; Light Lines Or Streaks Appear On The Page - Toshiba e-STUDIO 20CP Service Manual

Toner is on the back of the printed page

Do the following steps before proceeding with this service check:
1.
2.
3.
If toner is still on the back of the printed page, proceed with this service check.
If the problem is on the top two inches of the page replace the second transfer roll.
If the toner is "stringy" over the top half of the page, go to step 1.
Step Action and Questions
1
Media settings - Check to see if the printer is set for light
paper.
Is the printer set for light paper?
2
Does resetting the media type fix the problem?
3
Fuser Settings - Set the fuser to "High" in the CE menu.
Does setting the fuser to "High" fix the problem?

Light lines or streaks appear on the page

Single color streaks in non-print areas are most likely caused by a cleaner problem in the
print cartridge. Replace the print cartridge.
All the colors streaking at a different spot on each page is most likely caused by a
damaged ITU Assembly. Replace the
If only one color streaks in the printed area, go to step 1.
Step Action and Questions
1
Print Cartridge Check - Try a new print cartridge.
Doe a new print cartridge fix the problem?
2
Printhead Check - The printhead lens may be contaminated
by toner. Check for any signs of contamination on the lens
of the printhead.
Is the printhead contaminated?
2-80
Service Manual
Enter the CE Diagnostic Mode.
Select Print Test, Tray 1, Continuous from the menu.
Run at least 20 pages of text and see if the problem remains.
5060-XXX
Yes
Set the printer
for current
media type
and go to
Step 2
Problem
Solved
Problem
Solved
"ITU Assembly" on page
Yes
Problem
Solved
Replace the
failing
Printhead. Go
to
"Printheads"
on page
No
Go to Step 3
Go to Step 3
Replace the
"Fuser
Assembly"
on page 4-16
4-40.
No
Go to Step 2
Call your next
level support
4-33.