Brother HL-2700CN Service Manual page 337

I-20 Insufficient Gloss
Phenomenon
Gloss of the print is not sufficient as shown in print sample (20) of Fig.8-2.
Main Causes
1) The fuser roller is deteriorated.
2) The fusing temperature is not properly controlled.
3) The mode setting of the paper is not correct.
Countermeasures
1) Replace the fuser unit FU with a new fuser unit FU.
2) Confirm the mode setting (ordinary paper or thick stock) of the paper.
VIII-80