3. Has the life span of the
developer ended?
4. Is the movement (Up and down)
of the transfer roller smooth?
5. Is the HVPS normal?
2. Does recycle paper be used?
1. Does character exist
less than 2% per a page, and hasn’t it
been used long time?
The toner cartridge is basically
designed to print 1,500 sheets
with about 5% image.
Replace the developer when the
life span of it has been ended.
The B/S is not guaranteed if using
recycle paper.
If the problem is still not solved,
Replace the developer.
Clean the bushing part of the
transfer roller.