Uneven Copy Image - Ricoh FW780 Service Manual

1.2 UNEVEN COPY IMAGE

Make a solid black copy using SP# --51. Is the image density even?
Yes No
Is the developer level in the development unit?
Yes No
Check and correct the machine level.
Clean the charge corona wire, grid wire, and transfer corona wire. Check if they are correctly set
on the slots of the end blocks.
Clean the optics. If the problem is not fixed, replace the exposure lamp.
A163 6-2 SM