
3-42
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, high-speed feed, or LT
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 (that pull in paper from paper tray
#1
*1
) or the LT paper pull-in rollers (that pull in paper from paper tray #2).
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.
*1
DX paper tray #1 for duplex print models
*2
Link gear holder LT DX ASSY for duplex print models
Right position (Purge mode)
Left position (ASF mode)
Mode switching lever
ASF motor
Idle gear 16
Idle gear 15
Clutch gear L
ASF changeover
gear
ASF idle gears 17
Paper pull-in gear shaft
Purge gear
Mode switching lever
Head/carriage unit
LT paper pull-in
gear shaft
(Front)
ASF idle
gears 17
LT paper pull-in rollers
Paper feed motor
PF roller gear L
PF motor gear
Ejection idle gear
PF timing belt
Paper ejection roller
(3_25)
Clutch gear R
ASF/maintenance
drive gear
Gear 39
Idle gear 15
Paper pull-in
rollers
Paper pull-in
gear shaft
Gear train in the
link gear holder
LT ASSY*
2
Paper feed roller
Содержание DCP-6690CW
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Страница 14: ...Confidential CHAPTER 1 PARTS NAMES AND FUNCTIONS ...
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Страница 28: ...Confidential CHAPTER 2 SPECIFICATIONS ...
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Страница 53: ...Confidential CHAPTER 3 THEORY OF OPERATION ...
Страница 110: ...Confidential CHAPTER 4 ERROR INDICATION AND TROUBLESHOOTING ...
Страница 114: ...4 2 Confidential 1 Error messages appearing on the LCD ...
Страница 115: ...4 3 Confidential For MFC only ...
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Страница 172: ...Confidential CHAPTER 5 HANDLING DATA HELD IN THE MACHINE PRIOR TO REPAIR ...
Страница 179: ...Confidential CHAPTER 6 DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Страница 292: ...Confidential CHAPTER 7 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Страница 299: ...7 5 Confidential 8 Alert warning message of WHQL appears Click Continue Anyway to proceed ...
Страница 308: ...7 14 Confidential Head Positioning Test Pattern ...
Страница 314: ...7 20 Confidential Paper Feeding Check Pattern for the Paper Ejection Roller ...
Страница 315: ...7 21 Confidential Paper Feeding Check Pattern for the Paper Feed Roller Paper Tray 2 ...
Страница 317: ...7 23 Confidential Vertical Alignment Check Patterns 2 2 ...
Страница 321: ...7 27 Confidential Left and Right Margin Check Pattern ...
Страница 322: ...7 28 Confidential Bottom Margin Check Pattern ...
Страница 333: ...7 39 Confidential ADF Copy Chart A B C D ...
Страница 337: ...Confidential CHAPTER 8 CLEANING ...
Страница 341: ...8 3 Confidential Maintenance unit Head caps Head wiper cleaning_BHM9_E Rubycel stick ...
Страница 344: ...Confidential CHAPTER 9 MAINTENANCE MODE ...
Страница 353: ...9 7 Confidential Scanning Compensation Data List ...
Страница 356: ...9 10 Confidential Test Pattern ...
Страница 361: ...9 15 Confidential Configuration List ...
Страница 379: ...9 33 Confidential Paper Feeding Check Pattern for the Paper Ejection Roller ...
Страница 380: ...9 34 Confidential Paper Feeding Check Pattern for the Paper Feed Roller Paper Tray 2 ...
Страница 384: ...9 38 Confidential Vertical Alignment Check Patterns 1 2 ...
Страница 385: ...9 39 Confidential Vertical Alignment Check Patterns 2 2 ...
Страница 389: ...9 43 Confidential Left and Right Margin Check Pattern ...
Страница 390: ...9 44 Confidential Bottom Margin Check Pattern ...
Страница 421: ...App 2 3 Confidential 8 Alert warning message of WHQL appears Click Continue Anyway to proceed ...
Страница 502: ...App 6 4 Confidential B Power supply PCB 100 V series ...
Страница 503: ...App 6 5 Confidential B Power supply PCB 200 V series ...