Image Quality Problems; How To Identify Problematic Part; Initial Check Item - Konica Minolta bizhub C35P Service Manual

Field Service Ver. 1.0 May 2010

15. IMAGE QUALITY PROBLEMS

15.1 How to identify problematic part

• This chapter is divided into two parts: "Initial check items" and "Troubleshooting proce-
dure by a particular image quality problem."
• When an image quality problem occurs, first go through the "Initial check item" and, if the
cause is yet to be identified, go to "Troubleshooting procedure by a particular image qual-
ity problem."
15.1.1

Initial check item

• If the printer is responsible for the image problem, let the machine produce a test print
and determine whether the image problem occurs in a specific single color or four colors
• Evaluation procedure
From [SERVICE MENU], select [PRINT MENU] → [GRA-
DATION], and produce a test print. Is image problem evi-
dent in each of all four colors?
Action
15. IMAGE QUALITY PROBLEMS
Result Cause
YES Printer, P.180
4 colors
NO Printer, P.168
single color
Next step
167