Ricoh B064 SERIES User manual

B064 SERIES/B140 SERIES
/B246 SERIES/D052 SERIES
SERVICE MANUAL
(Book 1 of 2) 002711MIU
MAINFRAME
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CÓPIA NÃO CONTROLADA

CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA

B064 SERIES/B140 SERIES
/B246 SERIES/D052 SERIES
SERVICE MANUAL
(BOOK 1 OF 2) MAINFRAME
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA

CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA

B064 SERIES/B140 SERIES
/B246 SERIES/D052 SERIES
SERVICE MANUAL
Book 1 of 2
MAINFRAME
002711MIU
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA

CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA

It is the reader's responsibility when discussing the information contained
within this document to maintain a level of confidentiality that is in the best
interest of Ricoh Americas Corporation and its member companies.
NO PART OF THIS DOCUMENT MAY BE REPRODUCED IN ANY
FASHION AND DISTRIBUTED WITHOUT THE PRIOR
PERMISSION OF RICOH AMERICAS CORPORATION.
All product names, domain names or product illustrations, including
desktop images, used in this document are trademarks, registered
trademarks or the property of their respective companies.
They are used throughout this book in an informational or editorial fashion
only and for the benefit of such companies. No such use, or the use of
any trade name, or web site is intended to convey endorsement or other
affiliation with Ricoh products.
©2008 RICOH Americas Corporation. All rights reserved.
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The Service Manual contains information
regarding service techniques, procedures,
processes and spare parts of office equipment
distributed by Ricoh Americas Corporation.
Users of this manual should be either service
trained or certified by successfully completing a
Ricoh Technical Training Program.
Untrained and uncertified users utilizing
information contained in this service manual to
repair or modify Ricoh equipment risk personal
injury, damage to property or loss of warranty
protection.
Ricoh Americas Corporation
WARNING
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LEGEND
PRODUCT CODE COMPANY
GESTETNER LANIER RICOH SAVIN
B064 6002 LD060 Aficio 1060 2560
B065 7502 LD075 Aficio 1075 2575
B140 DSm660 LD160 Aficio 2060 4060
B141 DSm675 LD175 Aficio 2075 4075
B142 DSm660 SP LD160 SP Aficio 2060 SP 4060 SP
B143 DSm675 SP LD175 SP Aficio 2075 SP 4075 SP
B163 DSm651 LD151 Aficio 2051 4051
B228 DSm651 SP LD151 SP Aficio 2051 SP 4051 SP
B246 Dsm755 LD255 Aficio MP 5500 8055
B248 Dsm765 LD265 Aficio MP 6500 8065
B249 Dsm775 LD275 Aficio 7500 8075
B250 Dsm755 SP LD255 SP Aficio MP 5500SP 8055 SP
B252 Dsm765 SP LD265 SP Aficio MP 6500SP 8065 SP
B253 Dsm775 SP LD275 SP Aficio MP 7500SP 8075 SP
D052 MP 6000/SP LD260/SP Aficio MP 6000/SP 8060/SP
D053 MP 7000/SP LD270/SP Aficio MP 7000/SP 8070/SP
D054 MP 8000/SP LD280/SP Aficio MP 8000/SP 8080/SP
DOCUMENTATION HISTORY
REV. NO. DATE COMMENTS
* 07/2006 Original Printing
1 04/2008 Added D052 Series
Rev. 04/2008
CÓPIA NÃO CONTROLADA
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CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA

SM i B064 Series/B140 Series
/B246 Series/D052 Series
B064 SERIES/B140 SERIES
/B246 SERIES/D052 SERIES
TABLE OF CONTENTS
INSTALLATION
1. INSTALLATION............................................................................ 1-1
1.1 INSTALLATION REQUIREMENTS ..........................................................1-1
1.1.1 OPERATING ENVIRONMENT .........................................................1-1
1.1.2 MACHINE LEVEL .............................................................................1-2
1.1.3 MINIMUM SPACE REQUIREMENTS...............................................1-3
1.1.4 DIMENSIONS...................................................................................1-4
B064 Series .........................................................................................1-4
B140 Series .........................................................................................1-5
B246/D052 Series................................................................................1-6
1.1.5 PERIPHERAL/OPTION SUMMARY TABLE.....................................1-7
1.1.6 POWER REQUIREMENTS ............................................................1-10
1.2 MAIN MACHINE (B064/B140 /B246/D052 EACH SERIES)...................1-11
1.2.1 ACCESSORY CHECK....................................................................1-11
1.2.2 INSTALLATION PROCEDURE ......................................................1-12
Removing Tapes and Retainers .........................................................1-12
Connecting the ADF............................................................................1-14
Removing and Filling the Development Unit .......................................1-15
Re-installing the Development Unit.....................................................1-17
Initializing the Drum Settings (B064 Series).......................................1-18
Initializing the Drum Settings (B140/B246/D052 Series)....................1-19
Tandem Tray ......................................................................................1-20
Machine Level.....................................................................................1-22
Date/Time Setting ...............................................................................1-22
SP Codes............................................................................................1-22
1.3 A3/DLT FEEDER KIT (B475)..................................................................1-23
1.3.1 ACCESSORY CHECK....................................................................1-23
INSTALLATION PROCEDURE ..........................................................1-24
1.4 LCT (B473)..............................................................................................1-26
1.4.1 ACCESSORY CHECK....................................................................1-26
1.4.2 INSTALLATION PROCEDURE ......................................................1-27
Removing Tape ..................................................................................1-27
Preparing the Main Machine ...............................................................1-28
Installing the LCT................................................................................1-28
1.5 LG/B4 FEEDER KIT (B474)....................................................................1-30
1.5.1 ACCESSORY CHECK....................................................................1-30
1.5.2 INSTALLATION PROCEDURE ......................................................1-31
1.6 3000-SHEET FINISHERS (B468/B469/B674) ........................................1-34
1.6.1 ACCESSORY CHECK....................................................................1-34
1.6.2 INSTALLATION PROCEDURE ......................................................1-35
Removing Tapes and Retainers .........................................................1-35
Installation...........................................................................................1-37
Rev. 04/2008
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA

B064 Series/B140 Series ii SM
/B246 Series/D052 Series
Selecting the Staple Supply Name .....................................................1-40
Enabling Booklet Binding ....................................................................1-40
1.7 PUNCH UNIT (B377) ..............................................................................1-41
1.7.1 ACCESSORY CHECK....................................................................1-41
1.7.2 INSTALLATION PROCEDURE ......................................................1-42
1.8 COVER INTERPOSER TRAY (B470).....................................................1-44
1.8.1 ACCESSORY CHECK....................................................................1-44
1.8.2 INSTALLATION PROCEDURE ......................................................1-45
Removing Tapes and Retainers .........................................................1-45
Attaching the Extensions ....................................................................1-46
Attaching the Interposer Tray..............................................................1-47
Attaching the Corner Plates for the B478/B706..................................1-48
Right Rear Corner Plate (B478/B706 only)........................................1-48
Right Front Corner Plate (B478/B706 only) .......................................1-49
Attaching the Finisher to the Machine.................................................1-50
1.9 9-BIN MAILBOX (B471)..........................................................................1-52
1.9.1 ACCESSORY CHECK....................................................................1-52
1.9.2 INSTALLATION PROCEDURE ......................................................1-53
Removing Tapes and Retainers .........................................................1-53
Installation...........................................................................................1-53
1.10 3000 SHEET FINISHER (B478/B706) ..................................................1-55
1.10.1 ACCESSORY CHECK..................................................................1-55
1.10.2 INSTALLATION ............................................................................1-56
1.10.3 MOVING THE FINISHER TO A NEW LOCATION .......................1-58
1.11 PUNCH UNIT (B531/B812) ...................................................................1-59
1.11.1 ACCESSORY CHECK..................................................................1-59
1.11.2 INSTALLATION ............................................................................1-60
1.12 JOGGER UNIT (B513)..........................................................................1-64
1.12.1 ACCESSORY CHECK..................................................................1-64
1.12.2 INSTALLATION PROCEDURE ....................................................1-65
1.13 Z-FOLDING UNIT (B660)......................................................................1-66
1.13.1 ACCESSORY CHECK..................................................................1-66
1.13.2 INSTALLATION PROCEDURE ....................................................1-67
Before You Begin................................................................................1-67
Unpacking...........................................................................................1-68
Docking to the Finisher .......................................................................1-69
Docking to the Main Frame.................................................................1-72
1.14 2000/3000 SHEET FINISHERS (B700/B701) .......................................1-74
1.14.1 ACCESSORIES............................................................................1-74
1.14.2 INSTALLATION PROCEDURE ....................................................1-75
Removing Tapes and Retainers .........................................................1-75
Docking the Finisher ...........................................................................1-78
Attaching the Trays.............................................................................1-81
Leveling the Finisher...........................................................................1-82
Selecting the Staple Supply Name .....................................................1-83
Enabling Booklet Binding (B700 Only) ...............................................1-83
Auxiliary Trays ....................................................................................1-84
1.15 PUNCH UNIT (B702) ............................................................................1-86
1.15.1 ACCESSORIES............................................................................1-86
Rev. 04/2008
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA

SM iii B064 Series/B140 Series
/B246 Series/D052 Series
1.15.2 INSTALLATION PROCEDURE ....................................................1-87
1.16 COVER INTERPOSER TRAY (B704)...................................................1-90
1.16.1 ACCESSORIES............................................................................1-90
1.16.2 INSTALLATION PROCEDURE ....................................................1-91
Removing Tapes and Retainers .........................................................1-91
Preparing the Finisher (B700/B701/B706)..........................................1-92
Attaching the Extensions for the B706................................................1-93
Prepare the Cover Interposer for the B706.........................................1-94
Attach the Extensions to the B706......................................................1-95
Attaching the Extensions for the B700/B701 ......................................1-96
Attaching the Interposer Tray (B700/B701/ B706)..............................1-97
Attaching the Corner Plates for the B706 ...........................................1-98
Docking the Finisher and Interposer to the Machine (B700/B701/B706) .... 1-100
1.17 OUTPUT JOGGER UNIT (B703) ........................................................1-103
1.17.1 ACCESSORIES..........................................................................1-103
1.17.2 INSTALLATION PROCEDURE ..................................................1-104
1.18 MAIL BOX (B762) ...............................................................................1-106
1.18.1 ACCESSORY CHECK................................................................1-106
1.18.2 INSTALLATION PROCEDURE ..................................................1-107
1.19 COPY TRAY (B756)............................................................................1-110
1.19.1 ACCESSORIES..........................................................................1-110
1.19.2 INSTALLATION ..........................................................................1-111
1.20 KEY CARD BRACKET (B498), KEY COUNTER BRACKET (B452) .1-114
1.20.1 KEY CARD BRACKET B498 ACCESSORIES ...........................1-114
1.20.2 KEY COUNTER BRACKET B452 ACCESSORIES....................1-115
1.20.3 INSTALLATION ..........................................................................1-116
Assemble the Key Counter Bracket ..................................................1-116
Install the Key Card Bracket and Assembled Key Counter ...............1-117
1.21 COPY CONNECTOR KITS .................................................................1-119
1.21.1 COPY CONNECTOR KIT (B525-10, -12) FOR B064 SERIES ..1-119
ACCESSORY CHECK......................................................................1-120
Installation.........................................................................................1-121
Installing the Hardware .....................................................................1-122
1.21.2 COPY CONNECTOR KIT (B328-03) FOR B140 SERIES..........1-126
ACCESSORY CHECK......................................................................1-126
Preparation .......................................................................................1-127
Installation.........................................................................................1-128
1.21.3 COPY CONNECTOR (B842) FOR B246/D052 SERIES............1-131
Accessories ......................................................................................1-131
Preparation .......................................................................................1-132
Installation.........................................................................................1-133
1.22 MFP OPTIONS: B064 SERIES ...........................................................1-136
1.22.1 PRINTER/SCANNER KIT (G338), PRINTER KIT (G339) ..........1-136
ACCESSORY CHECK......................................................................1-136
1.22.2 INSTALLATION PROCEDURE ..................................................1-137
Inserting DIMMs................................................................................1-137
Installation Procedure .......................................................................1-138
1.22.3 PS3 (B525-08)............................................................................1-140
1.22.4 USB 2.0 (B525-01) .....................................................................1-141
Rev. 04/2008
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA

B064 Series/B140 Series iv SM
/B246 Series/D052 Series
ACCESSORY CHECK......................................................................1-141
Installation Procedure .......................................................................1-141
USB SP Settings...............................................................................1-142
1.22.5 IEEE1394 (G561) FIREWIRE INTERFACE................................1-143
ACCESSORY CHECK......................................................................1-143
Installation Procedure .......................................................................1-144
UP Mode Settings for IEEE 1394......................................................1-145
SP Mode Settings for IEEE 1394......................................................1-146
1.22.6 IEEE802.11B WIRELESS LAN (G628).......................................1-147
ACCESSORY CHECK......................................................................1-147
Installation Procedure .......................................................................1-148
UP Mode Settings for Wireless LAN .................................................1-149
SP Mode Settings for 802.11b Wireless LAN ...................................1-151
1.22.7 FILE FORMAT CONVERTER (MLB) (B519)..............................1-152
ACCESSORY CHECK......................................................................1-153
Installation Procedure .......................................................................1-153
Installing the Firmware......................................................................1-153
Installing the Hardware .....................................................................1-154
1.23 MFP OPTIONS: B140 SERIES ...........................................................1-155
1.23.1 MERGING APPLICATIONS ON ONE SD CARD .......................1-155
Overview...........................................................................................1-155
Merging Applications.........................................................................1-156
Undo Exec ........................................................................................1-157
Storing Copied SD Cards On Site.....................................................1-158
1.23.2 OVERVIEW ................................................................................1-159
1.23.3 PRINTER/SCANNER KIT (B659) ...............................................1-160
ACCESSORY CHECK......................................................................1-160
Installation.........................................................................................1-161
1.23.4 PS3 (B525-15)............................................................................1-164
ACCESSORY CHECK......................................................................1-164
Installation.........................................................................................1-164
1.23.5 USB 2.0 INTERFACE BOARD (B596-01) ..................................1-165
ACCESSORY CHECK......................................................................1-165
Installation.........................................................................................1-165
1.23.6 IEEE 1394 INTERFACE BOARD (B581-01) ..............................1-166
ACCESSORY CHECK......................................................................1-166
Installation.........................................................................................1-166
1.23.7 IEEE 802.11B INTERFACE BOARD (B582-01, -02) ..................1-167
ACCESSORY CHECK......................................................................1-167
Installation.........................................................................................1-167
1.23.8 BLUETOOTH INTERFACE UNIT (G377) ...................................1-169
ACCESSORY CHECK......................................................................1-169
Installation.........................................................................................1-169
1.23.9 FILE FORMAT CONVERTER (B609).........................................1-170
ACCESSORY CHECK......................................................................1-170
Installation.........................................................................................1-170
1.23.10 DATA OVERWRITE SECURITY UNIT (B735) .........................1-171
ACCESSORY CHECK......................................................................1-171
Before You Begin… ..........................................................................1-171
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SM v B064 Series/B140 Series
/B246 Series/D052 Series
Seal Check And Removal .................................................................1-172
Installation Procedure .......................................................................1-173
1.24 MFP OPTIONS: B246/D052 SERIES .................................................1-176
1.24.1 OVERVIEW ................................................................................1-176
1.24.2 COMMON PROCEDURES.........................................................1-177
Inserting SD Cards............................................................................1-177
Storing Copied SD Cards..................................................................1-177
1.24.3 PRINTER SCANNER KIT (B841/D406)......................................1-178
ACCESSORY CHECK......................................................................1-178
Installation.........................................................................................1-179
1.24.4 POSTSCRIPT3 (B525) ...............................................................1-182
Accessories ......................................................................................1-182
Installation.........................................................................................1-182
1.24.5 IEEE1394 INTERFACE BOARD (B581).....................................1-183
Accessories ......................................................................................1-183
Installation.........................................................................................1-183
1.24.6 WIRELESS LAN G813 (802.11B)...............................................1-184
Accessories ......................................................................................1-184
Installation.........................................................................................1-184
1.24.7 BLUETOOTH INTERFACE UNIT TYPE C B826........................1-185
Accessories ......................................................................................1-185
Installation.........................................................................................1-185
1.24.8 FILE FORMAT CONVERTER TYPE C B609 .............................1-186
ACCESSORY CHECK......................................................................1-186
Installation.........................................................................................1-186
1.24.9 DATA OVERWRITE SECURITY UNIT TYPE C B735................1-187
ACCESSORY CHECK......................................................................1-187
Before You Begin… ..........................................................................1-187
Seal Check And Removal .................................................................1-188
Installation Procedure .......................................................................1-189
1.24.10 REMOTE COMMUNICATION GATE TYPE CM1 (B818) .........1-192
Accessories ......................................................................................1-192
Installation.........................................................................................1-192
1.24.11 USB HOST INTERFACE UNIT TYPE A (B825) .......................1-195
Accessory Check ..............................................................................1-195
Installation.........................................................................................1-194
1.24.12 BROWSER UNIT TYPE B (B828) ............................................1-196
Accessories ......................................................................................1-196
Installation.........................................................................................1-196
1.24.13 COPY DATA SECURITY UNIT TYPE C (B829).......................1-197
Accessories ......................................................................................1-197
Installation.........................................................................................1-197
B246 Series: IPU ..............................................................................1-197
1.24.14 VM CARD (B861) .....................................................................1-199
Accessories ......................................................................................1-199
Installation.........................................................................................1-199
1.24.15 IEEE1284 B679 ........................................................................1-200
Accessories ......................................................................................1-200
Installation.........................................................................................1-200
Rev. 04/2008
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA

B064 Series/B140 Series vi SM
/B246 Series/D052 Series
1.24.16 GIGABIT ETHERNET G381 .....................................................1-201
Accessories ......................................................................................1-201
Installation.........................................................................................1-201
1.24.17 FAX OPTION TYPE 7500 (B819) .............................................1-202
Component Check ............................................................................1-202
Installation Procedure .......................................................................1-203
1.24.18 G3 INTERFACE TYPE 7500 (B820).........................................1-216
Component Check ............................................................................1-216
Installation Procedure .......................................................................1-217
PREVENTIVE MAINTENANCE
2. PREVENTIVE MAINTENANCE.................................................... 2-1
2.1 PM TABLES..............................................................................................2-1
2.1.1 MAIN MACHINE ...............................................................................2-1
2.1.2 ADF ..................................................................................................2-5
2.1.3 OPTIONAL PERIPHERAL DEVICES ...............................................2-5
LCT (Large Capacity Tray) B473..........................................................2-5
Cover Interposer Tray B470 .................................................................2-5
3000-Sheet Finisher with 50-sheet stapler and Saddle-Stitching
B468/B469/B674 ..................................................................................2-6
3000-Sheet Finisher B478/B706 ..........................................................2-6
Z-Folding Unit Type 2105 (B660) .........................................................2-6
2000/3000-Sheet Booklet Finisher B700/B701 .....................................2-7
Punch B702 ..........................................................................................2-7
2.2 RELATED SP CODES ..............................................................................2-7
REPLACEMENT AND ADJUSTMENT
3. REPLACEMENT AND ADJUSTMENT ........................................ 3-1
3.1 GENERAL CAUTIONS .............................................................................3-1
3.1.1 DRUM...............................................................................................3-1
3.1.2 DRUM UNIT .....................................................................................3-1
3.1.3 TRANSFER BELT UNIT ...................................................................3-2
3.1.4 SCANNER UNIT...............................................................................3-2
3.1.5 LASER UNIT ....................................................................................3-2
3.1.6 CHARGE CORONA..........................................................................3-3
3.1.7 DEVELOPMENT...............................................................................3-3
3.1.8 CLEANING .......................................................................................3-4
3.1.9 FUSING UNIT...................................................................................3-4
Rev. 04/2008
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA

SM vii B064 Series/B140 Series
/B246 Series/D052 Series
3.1.10 PAPER FEED.................................................................................3-4
3.1.11 USED TONER ................................................................................3-4
3.2 SPECIAL TOOLS AND LUBRICANTS.....................................................3-5
3.2.1 SPECIAL TOOLS .............................................................................3-5
3.2.2 LUBRICANTS...................................................................................3-5
3.3 OPERATION PANEL AND EXTERNAL COVERS ...................................3-6
3.3.1 OPERATION PANEL........................................................................3-6
3.3.2 FRONT DOOR .................................................................................3-6
3.3.3 RIGHT COVERS ..............................................................................3-7
3.3.4 LEFT COVERS.................................................................................3-8
3.3.5 REAR COVERS................................................................................3-9
3.4 SCANNER...............................................................................................3-10
3.4.1 ADF AND TOP COVERS ...............................................................3-10
ADF.....................................................................................................3-10
Top Covers .........................................................................................3-11
3.4.2 EXPOSURE GLASS.......................................................................3-12
3.4.3 SCANNER ORIGINAL SIZE SENSORS.........................................3-13
3.4.4 LENS BLOCK .................................................................................3-14
3.4.5 EXPOSURE LAMP .........................................................................3-15
3.4.6 LAMP REGULATOR.......................................................................3-16
3.4.7 SCANNER MOTOR DRIVE BOARD (SDRB).................................3-17
3.4.8 SCANNER MOTOR........................................................................3-18
3.4.9 SCANNER HP SENSOR ................................................................3-19
3.4.10 SCANNER WIRE REPLACEMENT ..............................................3-20
Preparation for Removal .....................................................................3-20
Wire Removal: Back ...........................................................................3-21
Wire Removal: Front ...........................................................................3-22
Attaching the New Wire ......................................................................3-23
3.4.11 SCANNER HEATER.....................................................................3-25
3.5 LASER UNIT ...........................................................................................3-26
3.5.1 CAUTION DECALS ........................................................................3-26
3.5.2 LD UNIT AND POLYGON MOTOR ................................................3-27
3.5.3 LASER SYNCHRONIZATION DETECTOR REPLACEMENT........3-29
3.5.4 LASER UNIT ALIGNMENT.............................................................3-30
3.6 DRUM UNIT ............................................................................................3-32
3.6.1 DEVELOPMENT UNIT REMOVAL.................................................3-32
Removal..............................................................................................3-32
Re-installation .....................................................................................3-33
Replacement with a used Development Unit ......................................3-33
3.6.2 CHARGE CORONA UNIT ..............................................................3-34
3.6.3 CHARGE CORONA WIRE AND GRID...........................................3-35
3.6.4 CHARGE CORONA WIRE CLEANING PADS ...............................3-36
3.6.5 OPC DRUM REMOVAL..................................................................3-37
Dusting the Drum Surface...................................................................3-38
3.6.6 PTL (B140/B246/D052 SERIES ONLY)..........................................3-39
3.6.7 QUENCHING LAMP .......................................................................3-40
3.6.8 DRUM POTENTIAL SENSOR........................................................3-40
3.6.9 CLEANING FILTER ........................................................................3-41
3.6.10 CLEANING BLADE.......................................................................3-41
Rev. 04/2008
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA

B064 Series/B140 Series viii SM
/B246 Series/D052 Series
3.6.11 CLEANING BRUSH......................................................................3-42
3.6.12 PICK-OFF PAWLS .......................................................................3-43
3.6.13 ID SENSOR..................................................................................3-43
3.6.14 DRUM MOTOR.............................................................................3-44
3.6.15 TONER COLLECTION BOTTLE ..................................................3-45
3.6.16 TONER SEPARATION UNIT........................................................3-45
3.6.17 OZONE FILTERS .........................................................................3-46
3.6.18 OPTICS DUST FILTER ................................................................3-46
3.6.19 INTERNAL DUST FILTER............................................................3-46
3.7 DEVELOPMENT UNIT............................................................................3-47
3.7.1 DEVELOPER REPLACEMENT ......................................................3-47
3.7.2 DEVELOPMENT FILTER ...............................................................3-49
3.7.3 ENTRANCE SEAL AND SIDE SEALS ...........................................3-50
3.7.4 TD SENSOR...................................................................................3-51
3.7.5 TONER END SENSOR ..................................................................3-51
3.7.6 TONER SUPPLY MOTOR..............................................................3-52
3.7.7 DEVELOPMENT MOTOR ..............................................................3-53
3.8 TRANSFER BELT UNIT .........................................................................3-54
3.8.1 TRANSFER BELT UNIT .................................................................3-54
3.8.2 TRANSFER BELT ..........................................................................3-55
3.8.3 TRANSFER ROLLER CLEANING BLADE .....................................3-57
3.8.4 DISCHARGE PLATE ......................................................................3-58
3.8.5 TRANSFER POWER PACK ...........................................................3-59
3.9 FUSING UNIT..........................................................................................3-60
3.9.1 FUSING UNIT.................................................................................3-60
3.9.2 FUSING PRESSURE RELEASE MOTOR (B140/B246 SERIES) ..3-62
3.9.3 FUSING PRESSURE RELEASE HP SENSOR (B140/B246/D052
SERIES) ...................................................................................................3-63
3.9.4 FUSING UNIT THERMISTORS AND THERMOSTATS .................3-64
B064 Series .......................................................................................3-65
B140 Series .......................................................................................3-65
B246/D052 Series..............................................................................3-66
3.9.5 WEB CLEANING ROLLER.............................................................3-67
Web Unit Disassembly........................................................................3-67
Web Unit Assembly.............................................................................3-68
3.9.6 WEB MOTOR AND WEB END SENSOR.......................................3-69
3.9.7 PRESSURE ROLLER CLEANING UNIT ........................................3-70
B064 Series .......................................................................................3-70
B140/B246/D052 Series ....................................................................3-71
3.9.8 FUSING LAMPS, HOT ROLLER, AND PRESSURE ROLLER.......3-72
B064 Series: Fusing Lamps ...............................................................3-72
B140/B246/D052 Series: Fusing Lamps ............................................3-73
Important Notes about Fusing Unit Assembly (B064 Series) .............3-78
3.9.9 PRESSURE ROLLER.....................................................................3-79
3.9.10 STRIPPER PAWLS ......................................................................3-80
B064 Series .......................................................................................3-80
B140/B246/D052 Series ....................................................................3-81
3.9.11 NIP BAND WIDTH ADJUSTMENT ...............................................3-82
3.9.12 FUSING UNIT EXIT SENSOR......................................................3-83
Rev. 04/2008
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA