MINOLTA-QMS magicolor 6100 Series Service Manual page 406

8.5.21 Back Stain
Page 8-92
8.5.21.1 Phenomenon
The back side of the paper is stained as shown in the print sample in the
upper-right corner.
8.5.21.2 Main Causes
1. The fuser cleaning pad is stained.
2. The silicone oil is low.
3. The fuser roller and back-up roller are stained.
Cleaning
Roller
Fuser
Backup Roller
8.5.21.3 Countermeasures
1. Replace fuser oil bottle.
2. Clean the fuser roller and back-up roller.
3. Replace the cleaning roller (see section 3.3.1).
4. Replace the fuser unit with a new unit (see section 5.3.3).
Fuser Roller
Fig. 8-102
Fig. 8-101
Oil
Bottle
magicolor 6100 Series Service Manual