Poor Color Reproduction - Konica Minolta magicolor 2500W Service Manual

19. Image quality problems
19.1.8

Poor color reproduction

A. Typical faulty images
B. Troubleshooting procedure
Step Section
1 Media
2 Transfer belt unit Is the terminal dirty?
3 IDC sensor
4
168
Check item
Is the media damp?
Is the sensor dirty?
Have steps 1 to 3 eliminated the
problem?
Field Service Ver. 1.0 Aug. 2006
4138fs4503c0
Result
Replace the media with new
YES media that has just been
unwrapped.
YES Clean.
YES Clean.
Replace the transfer belt unit.
→ Replace the IDC sensor.
→ Replace the printer control
NO
board.
→ Replace the high voltage unit.
Action