Toshiba e-STUDIO5540C Service Manual page 310

Cause/Section Step
Drum 5 Is there foreign matter on the drum
seal?
6 Do any paper fibers or dirt adhere to
the developer unit and contact with
the drum?
7 Is there scratch or foreign matter on
the drum surface?
Main charger 8 Is there foreign matter on the charger
grid grid?
Discharge LED 9 Has any LED of Discharge LED gone
out?
Transfer unit 10 Is there scratch or foreign matter on
the transfer belt surface?
11 Are the harness or foreign matters in
contact with the transfer belt surface?
12 Is there any scratch or hole on the
1st/2nd transfer roller?
13 Is there any foreign matter on the 2nd
transfer facing roller?
Transport path 14 Does the toner image touch foreign
matter after transfer, before entering
the fuser unit?
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Check item
8 - 309
Measures
Remove foreign matter.
Remove the paper fibers or dirt.
Replace the drum. If there is a
convex foreign matter adhering to the
drum surface, it indicates that the
blade edge at this area is worn out. In
this case, replace both the drum and
the drum cleaning blade.
Remove foreign matter.
Replace the Discharge LED.
Replace the transfer belt.
Correct or remove them.
Replace the 1st/2nd transfer roller.
Remove foreign matter or clean the
roller.
Remove foreign matter.
e-STUDIO5540C/6540C/6550C/5560C/6560C/6570C
ERROR CODE and TROUBLESHOOTING
8