2.3.4 P-6: Cyan Imaging Unit failure
2.3.5 P-7: Magenta Imaging Unit failure
2.3.6 P-8: Yellow Imaging Unit failure
2.3.7 P-9: Black Imaging Unit failure

Relevant Electrical Parts
Imaging Unit C
Imaging Unit M
Imaging Unit Y
Imaging Unit Bk
Image Transfer Belt Unit
Step Action
1 Select “Image Adjust” → “PRT Max Density” and, if the setting value is negative, readjust.
2 Check the drive transmission portion of the Imaging Unit and correct as necessary.
3 Clean the AIDC Sensor window if dirty
4 Clean the contact of the Imaging Unit connector if dirty
5 Change Imaging Unit.
6 Change the Image Transfer Belt Unit.


P-6 Cyan Imaging Unit failure
• All density readings taken from the density pattern produced
on the Transfer Belt are 0.5 g/m2 (AIDC Sensor
photoreceiver output) or less during max. density
adjustment (Vg/Vb adjustment).


Вроде все.