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3-38
Confidential
Power transmission routes of the ASF motor and paper feed motor
The rotational torque of the ASF motor is transmitted to the ASF/maintenance drive gear which
always meshes with the clutch gear L, as described in
.
When the mode switching lever is in the left position (normal SF or high-speed feed mode), the
clutch gear L also meshes with the ASF changeover gear which transmits the ASF motor
rotation via a gear train to the paper pull-in rollers.
The rotational torque of the paper feed motor is transmitted via the PF roller gear L to the paper
feed roller that advances paper to the printing start position.
Right position (Purge mode)
Left position (ASF mode)
Mode switching lever
ASF motor
Idle gear 16
Clutch gear L
ASF changeover
gear
ASF idle gears 17
Paper pull-in gear shaft
Purge gear
Mode switching lever
Head/carriage unit
(Front)
ASF idle
gears 17
Paper feed motor
PF roller gear L
PF motor gear
Ejection idle gear
PF timing belt
Paper ejection roller
(3_25_BHL9_A3)
Clutch gear R
ASF/maintenance
drive gear
Paper pull-in
rollers
Paper pull-in
gear shaft
Paper feed roller
Summary of Contents for MFC 5890CN - Color Inkjet - All-in-One
Page 8: ...vi Confidential ...
Page 9: ...vii Confidential ...
Page 10: ...viii Confidential ...
Page 11: ...ix Confidential ...
Page 12: ...x Confidential ...
Page 13: ...xi Confidential ...
Page 14: ...xii Confidential ...
Page 15: ...xiii Confidential ...
Page 16: ...Confidential CHAPTER 1 PARTS NAMES AND FUNCTIONS ...
Page 20: ...1 3 Confidential 1 2 CONTROL PANEL 10 9 7 8 6 1 2 3 4 5 ...
Page 21: ...1 4 Confidential ...
Page 22: ...1 5 Confidential ...
Page 24: ...Confidential CHAPTER 2 SPECIFICATIONS ...
Page 48: ...2 22 Confidential ITU T Test Chart 1 ...
Page 49: ...2 23 Confidential Brother Chart ...
Page 50: ...Confidential CHAPTER 3 THEORY OF OPERATION ...
Page 96: ...Confidential CHAPTER 4 ERROR INDICATION AND TROUBLESHOOTING ...
Page 100: ...4 2 Confidential 1 Error messages appearing on the LCD ...
Page 101: ...4 3 Confidential ...
Page 102: ...4 4 Confidential Check that you have subscribed to the Caller ID service ...
Page 103: ...4 5 Confidential ...
Page 104: ...4 6 Confidential ...
Page 150: ...Confidential CHAPTER 5 HANDLING DATA HELD IN THE MACHINE PRIOR TO REPAIR ...
Page 154: ...Confidential CHAPTER 6 DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Page 245: ...Confidential CHAPTER 7 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Page 252: ...7 5 Confidential 8 Alert warning message of WHQL appears Click Continue Anyway to proceed ...
Page 260: ...7 13 Confidential Head Positioning Test Pattern ...
Page 264: ...7 17 Confidential Paper Feeding Check Pattern for the Paper Feed Roller ...
Page 265: ...7 18 Confidential Paper Feeding Check Pattern for the Paper Ejection Roller ...
Page 267: ...7 20 Confidential Vertical Alignment Check Patterns 2 2 ...
Page 271: ...7 24 Confidential Left and Right Margin Check Pattern ...
Page 272: ...7 25 Confidential Bottom Margin Check Pattern ...
Page 282: ...7 35 Confidential ADF Copy Chart A B C D ...
Page 286: ...Confidential CHAPTER 8 CLEANING ...
Page 290: ...Confidential CHAPTER 9 MAINTENANCE MODE ...
Page 298: ...9 6 Confidential Scanning Compensation Data List ...
Page 301: ...9 9 Confidential Test Pattern ...
Page 306: ...9 14 Confidential Configuration List ...
Page 322: ...9 30 Confidential Paper Feeding Check Pattern for the Paper Feed Roller ...
Page 323: ...9 31 Confidential Paper Feeding Check Pattern for the Paper Ejection Roller ...
Page 328: ...9 36 Confidential Vertical Alignment Check Patterns 1 2 ...
Page 329: ...9 37 Confidential Vertical Alignment Check Patterns 2 2 ...
Page 333: ...9 41 Confidential Left and Right Margin Check Pattern ...
Page 334: ...9 42 Confidential Bottom Margin Check Pattern ...
Page 364: ...App 2 3 Confidential 8 Alert warning message of WHQL appears Click Continue Anyway to proceed ...
Page 445: ...App 6 4 Confidential B Power supply PCB 100 V series ...
Page 446: ...App 6 5 Confidential B Power supply PCB 200 V series ...