3-40
Confidential
Normal SF mode
High-speed feed mode
Purge mode
Paper feed motor
PF roller gear L
PF roller gear R
Clutch gear
Switching to normal SF mode,
high-speed feed mode, or
purge mode
Switching depending upon
the motor rotational direction
CW:
CCW:
Paper feed roller
SF changeover gear
SF idle gears
HS idle gear
Paper pull-in gear shaft
Gear train in the paper
pull-in roller holder
Purge cam Tube pump
Paper pull-in rollers
Purge bevel gear
Planetary arm
HS changeover gear
Purge gear
[CW]
[CCW]
[CCW/CW]
[CW]
[CW/CCW]
[Reverse/Forward]
[Forward]
[Forward/Reverse]
[Reverse/Forward]
[Forward]
Motor rotation
Clockwise
Counterclockwise
Maintenance unit
Switching operation modes--Normal SF, high-speed feed, and purge modes
The table below shows the relationship between the position of the mode switching lever, the
rotational directions of the paper feed motor, paper feed roller, and paper pull-in rollers, and the
maintenance unit components driven.
Position of mode
switching lever
Operation
Paper feed motor
(viewed from the
output gear side)
Paper feed
roller
Paper pull-
in rollers
Component
driven in
maintenance unit
Paper feeding
Counterclockwise
Reverse
Forward
---
Leftmost position
(Normal SF mode)
Printing Clockwise Forward
(Reverse)*
---
High-speed paper
feeding & printing
Clockwise Forward
Forward ---
2nd position from
the left
(High-speed feed
mode)
Paper reversing
Counterclockwise
Reverse
Reverse
---
Clockwise ---
---
Purge
cam
Right position
(Purge mode)
Purging
Counterclockwise
--- ---
Tube
pump
*The paper pull-in rollers are idling in the reverse direction.
Summary of Contents for DCP 330C - Color Inkjet - All-in-One
Page 1: ...Confidential MULTIFUNCTION EQUIPMENT SERVICE MANUAL MODELS DCP750CW DCP540CN DCP330C DCP130C ...
Page 9: ...vii Confidential Legal limitations for copying ...
Page 10: ...Confidential CHAPTER 1 PARTS NAMES AND FUNCTIONS ...
Page 16: ...1 5 Confidential 1 2 CONTROL PANEL Models with color LCD 1 2 3 4 5 10 9 8 7 6 Color Black ...
Page 17: ...1 6 Confidential Ink ...
Page 18: ...1 7 Confidential Models with monochrome LCD 1 2 3 4 5 10 9 8 7 6 ...
Page 19: ...1 8 Confidential ...
Page 21: ...Confidential CHAPTER 2 SPECIFICATIONS ...
Page 39: ...Confidential CHAPTER 3 THEORY OF OPERATION ...
Page 88: ...Confidential CHAPTER 4 ERROR INDICATION AND TROUBLESHOOTING ...
Page 131: ...Confidential CHAPTER 6 DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Page 209: ...Confidential CHAPTER 7 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Page 222: ...7 11 Confidential Head Positioning Test Pattern ...
Page 226: ...7 15 Confidential Paper Feeding Check Pattern for the Paper Feed Roller ...
Page 227: ...7 16 Confidential Paper Feeding Check Pattern for the Paper Ejection Roller ...
Page 229: ...7 18 Confidential Vertical Alignment Check Patterns 600DPI 1200DPI ...
Page 232: ...7 21 Confidential Margin Check Pattern ...
Page 241: ...Confidential CHAPTER 8 CLEANING ...
Page 245: ...Confidential CHAPTER 9 MAINTENANCE MODE ...
Page 253: ...9 6 Confidential Scanning Compensation Data List a b c d e f i ...
Page 256: ...9 9 Confidential Test Pattern ...
Page 261: ...9 14 Confidential Configuration List ...
Page 269: ...9 22 Confidential Paper Feeding Check Pattern for the Paper Feed Roller ...
Page 270: ...9 23 Confidential Paper Feeding Check Pattern for the Paper Ejection Roller ...
Page 275: ...9 28 Confidential Vertical Alignment Check Patterns 600DPI 1200DPI ...
Page 278: ...9 31 Confidential Margin Check Pattern ...
Page 381: ...Confidential Power supply PCB U S A and Canadian models ...
Page 382: ...Confidential Power supply PCB European Asian and Oceanian models ...
Page 383: ...Confidential January 07 SM FAX054 8CAA01 2 Printed in Japan ...