
VIII-65
I-5
Wrinkle / Image Migration
Phenomenon
Banding shadows of different optical density appear due to the wrinkle, image migration
and color misregistration occurring on the print paper as shown in
print sample (5) of
Fig.8-2
.
Main Causes
1) Paper in use is not a recommended paper, or is an abandoned paper.
2) The rear cover ASSY PU is not locked properly.
3) Fuser roller is deformed or reaches to the end of life.
4) One side of fuser unit FU is lifted when installed.
Countermeasures
1) Use a recommended paper or fresh paper from a paper bag.
2) Push the rear cover ASSY PU and ensure the locking at the both sides (left and
right).
3) Confirm that the fuser unit FU is installed properly and fixed with the lock lever lock
lever of the left and right.
4) Replace the fuser unit FU with a new unit FU.
Summary of Contents for HL-2700CN Series
Page 16: ...viii 3 Rating Label 6 0A 11 0A For Europe For US ...
Page 18: ...CHAPTER I PRODUCT OUTLINE ...
Page 27: ...CHAPTER II SPECIFICATIONS ...
Page 39: ...III 1 CHAPTER III INSTALLATION ...
Page 53: ...CHAPTER IV STRUCTURE OF SYSTEM COMPONENTS ...
Page 84: ...IV 31 Layout of Clutches and Solenoids 1 2 3 4 5 6 7 8 9 10 Fig 4 30 ...
Page 90: ...IV 37 ...
Page 93: ...IV 40 c Interface Circuit Printer side Table 4 1 Interface Circuit ...
Page 102: ...IV 49 Main PCB circuit Diagram 1 7 IV 49 CODE B512168CIR 1 7 LJ9515001 NAME ...
Page 103: ...IV 50 Main PCB circuit Diagram 2 7 IV 50 CODE B512168CIR 2 7 LJ9515001 NAME ...
Page 104: ...IV 51 Main PCB circuit Diagram 3 7 IV 51 CODE B512168CIR 3 7 LJ9515001 NAME ...
Page 105: ...IV 52 Main PCB circuit Diagram 4 7 IV 52 CODE B512168CIR 4 7 LJ9515001 NAME ...
Page 106: ...IV 53 Main PCB circuit Diagram 5 7 IV 53 CODE B512168CIR 5 7 LJ9515001 NAME ...
Page 107: ...IV 54 Main PCB circuit Diagram 6 7 IV 54 CODE B512168CIR 6 7 LJ9515001 NAME ...
Page 108: ...IV 55 Main PCB circuit Diagram 7 7 IV 55 CODE B512168CIR 7 7 LJ9515001 NAME ...
Page 110: ...IV 57 Layout of Connector Pin Assignment Power Supply Unit Fig 4 40 ...
Page 118: ...IV 65 1 MCTL P W B I1CN IOD P W B DCN1 2 MCTL P W B I2CN IOD P W B DCN3 ...
Page 124: ...IV 71 30 Duplex Connector 31 Lower Feeder Connector 32 DCN2 IOD 33 DCN8 IOD LaserFan ...
Page 125: ...CHAPTER V CONTROL PANEL OPERATION ...
Page 171: ...CHAPTER VI PERIODIC MAINTENANCE ...
Page 197: ...CHAPTER VII DISASSEMBLY ...
Page 200: ...VII 3 Table 7 1 Table of Applicable Screws ...
Page 257: ...CHAPTER VIII TROUBLESHOOTING ...
Page 316: ...VIII 59 5 IMAGE FAILURE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 ...
Page 317: ...VIII 60 15 a 15 b 16 17 18 19 20 21 22 23 24 25 Fig 8 2 ...
Page 346: ...A 4 6 Transfer Unit X X X X X X 7 1 2 3 Location DATE MONTH SERIAL NO YEAR ...