Ricoh B064 SERIES User manual

B064/B065/B140/B141/
B142/B143/B163/B228
SERVICE MANUAL
001360MIU
RICOH GROUP COMPANIES

B064 SERIES/B140 SERIES
SERVICE MANUAL
RICOH GROUP COMPANIES
®
®

B064/B065/B140/B141/
B142/B143/B163/B228
SERVICE MANUAL
001360MIU

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f
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affiliation with Ricoh products.
2004 RICOH Corporation. All rights reserved.

The Service Manual contains information
regarding service techniques, procedures,
p
rocesses and spare parts of office equipmen
t
distributed by Ricoh Corporation. Users of this
manual should be either service trained o
r
certified by successfully completing a Ricoh
Technical Training Program.
Untrained and uncertified users utilizin
g
information contained in this service manual to
repair or modify Ricoh equipment risk persona
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injury, damage to property or loss of warrant
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p
rotection.
Ricoh Corporation
WARNING

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
DOCUMENTATION HISTORY
REV. NO. DATE COMMENTS
* 7/2002 Original Printing
1 10/2002 Additional Information
2 11/2002 B478 Addition
3 11/2004 B140/B141/B142/B143/B163/B228 Addition

SM i B064Series/B140 Series
B064 Series (B064/B065)
B140 Series (B140/B141/B142/B143/B163/B228)
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
1.1.5 POWER REQUIREMENTS ..............................................................1-6
1.2 MAIN MACHINE (B064 SERIES/B140 SERIES).......................................1-7
1.2.1 ACCESSORY CHECK......................................................................1-7
1.2.2 INSTALLATION PROCEDURE ........................................................1-8
Removing Tapes and Retainers ...........................................................1-8
Connecting the ADF............................................................................1-10
Removing and Filling the Development Unit .......................................1-11
Re-installing the Development Unit.....................................................1-13
Initializing the Drum Settings (B064 Series)........................................1-14
Initializing the Drum Settings (B140 Series)........................................1-15
Tandem Tray ......................................................................................1-16
Machine Level.....................................................................................1-18
Date/Time Setting ...............................................................................1-18
SP Codes............................................................................................1-18
1.3 A3/DLT FEEDER KIT (B475)...................................................................1-19
1.3.1 ACCESSORY CHECK....................................................................1-19
1.3.2 INSTALLATION PROCEDURE ......................................................1-20
1.4 LCT (B473)..............................................................................................1-22
1.4.1 ACCESSORY CHECK....................................................................1-22
1.4.2 INSTALLATION PROCEDURE ......................................................1-23
Removing Tape ..................................................................................1-23
Preparing the Main Machine ...............................................................1-24
Installing the LCT................................................................................1-24
1.5 LG/B4 FEEDER KIT (B474).....................................................................1-26
1.5.1 ACCESSORY CHECK....................................................................1-26
1.5.2 INSTALLATION PROCEDURE ......................................................1-27
1.6 3000-SHEET FINISHERS (B468/B469/B674) .........................................1-30
1.6.1 ACCESSORY CHECK....................................................................1-30
1.6.2 INSTALLATION PROCEDURE ......................................................1-31
Removing Tapes and Retainers .........................................................1-31
Installation...........................................................................................1-33
Selecting the Staple Supply Name .....................................................1-36

B064 Series/B140 Series ii SM
Enabling Booklet Binding ....................................................................1-36
1.7 PUNCH UNIT (B377)...............................................................................1-37
1.7.1 ACCESSORY CHECK....................................................................1-37
1.7.2 INSTALLATION PROCEDURE ......................................................1-38
1.8 COVER INTERPOSER TRAY (B470) .....................................................1-40
1.8.1 ACCESSORY CHECK....................................................................1-40
1.8.2 INSTALLATION PROCEDURE ......................................................1-41
Removing Tapes and Retainers .........................................................1-41
Attaching the Extensions ....................................................................1-42
Attaching the Interposer Tray..............................................................1-43
Attaching the Corner Plates for the B478/B706 ..................................1-44
Right Rear Corner Plate (B478/B706 only) .........................................1-44
Right Front Corner Plate (B478/B706 only) ........................................1-45
Attaching the Finisher to the Machine.................................................1-46
1.9 9-BIN MAILBOX (B471)...........................................................................1-48
1.9.1 ACCESSORY CHECK....................................................................1-48
1.9.2 INSTALLATION PROCEDURE ......................................................1-49
Removing Tapes and Retainers .........................................................1-49
Installation...........................................................................................1-49
1.10 KEY COUNTER BRACKET (B452) .......................................................1-51
1.11 COPY CONNECTOR KIT......................................................................1-52
1.11.1 COPY CONNECTOR KIT (B525-10, -12) FOR B064 SERIES .....1-52
ACCESSORY CHECK........................................................................1-53
Installation...........................................................................................1-54
Installing the Hardware .......................................................................1-55
1.12 COPY CONNECTOR KIT (B328-03) FOR B140 SERIES.....................1-59
ACCESSORY CHECK........................................................................1-59
Preparation .........................................................................................1-60
Installation...........................................................................................1-61
1.12 3000 SHEET FINISHER (B478/B706)...................................................1-64
1.12.1 ACCESSORY CHECK..................................................................1-64
1.12.2 INSTALLATION ............................................................................1-65
1.12.3 WHEN YOU MOVE THE FINISHER TO A NEW LOCATION.......1-68
1.13 PUNCH UNIT (B531/A812) ...................................................................1-69
1.13.1 ACCESSORY CHECK..................................................................1-69
1.13.2 INSTALLATION ............................................................................1-70
1.14 JOGGER UNIT (B513) ..........................................................................1-74
1.14.1 ACCESSORY CHECK..................................................................1-74
1.14.2 INSTALLATION ............................................................................1-75
1.15 Z-FOLDING UNIT B660 ........................................................................1-76
1.15.1 ACCESSORY CHECK..................................................................1-76
1.15.2 INSTALLATION PROCEDURE ....................................................1-77
Before You Begin................................................................................1-77
Unpacking...........................................................................................1-77
Docking to the Finisher .......................................................................1-78
Docking to the Main Frame.................................................................1-81
1.16 MFP OPTIONS: B064 SERIES .............................................................1-83
1.16.1 PRINTER/SCANNER KIT (G338), PRINTER KIT (G339) ............1-83
ACCESSORY CHECK........................................................................1-83

SM iii B064Series/B140 Series
1.16.2 INSTALLATION PROCEDURE ....................................................1-84
Inserting DIMMs..................................................................................1-84
Installation Procedure .........................................................................1-85
1.16.3 PS3 (B525-08)..............................................................................1-87
1.16.4 USB 2.0 (B525-01) .......................................................................1-88
ACCESSORY CHECK........................................................................1-88
Installation Procedure .........................................................................1-88
USB SP Settings.................................................................................1-89
1.16.5 IEEE1394 (G561) FIREWIRE INTERFACE..................................1-90
ACCESSORY CHECK........................................................................1-90
Installation Procedure .........................................................................1-91
UP Mode Settings for IEEE 1394........................................................1-92
SP Mode Settings for IEEE 1394........................................................1-93
1.16.6 IEEE802.11B WIRELESS LAN (G628).........................................1-94
ACCESSORY CHECK........................................................................1-94
Installation Procedure .........................................................................1-95
UP Mode Settings for Wireless LAN ...................................................1-96
SP Mode Settings for 802.11b Wireless LAN .....................................1-98
1.16.7 FILE FORMAT CONVERTER (MLB) (B519) ................................1-99
ACCESSORY CHECK......................................................................1-100
Installation Procedure .......................................................................1-100
Installing the Firmware......................................................................1-100
Installing the Hardware .....................................................................1-101
1.17 MFP OPTIONS: B140 SERIES ...........................................................1-102
1.17.1 OVERVIEW ................................................................................1-102
1.17.2 PRINTER/SCANNER KIT (B659) ...............................................1-103
ACCESSORY CHECK......................................................................1-103
Installation.........................................................................................1-104
1.17.3 PS3 (B525-15)............................................................................1-107
ACCESSORY CHECK......................................................................1-107
Installation.........................................................................................1-107
1.17.4 USB 2.0 INTERFACE BOARD (B596-01) ..................................1-108
ACCESSORY CHECK......................................................................1-108
Installation.........................................................................................1-108
1.17.5 IEEE 1394 INTERFACE BOARD (B581-01)...............................1-109
ACCESSORY CHECK......................................................................1-109
Installation.........................................................................................1-109
1.17.6 IEEE 802.11B INTERFACE BOARD (B582-01, -02) ..................1-110
ACCESSORY CHECK......................................................................1-110
Installation.........................................................................................1-110
1.17.7 BLUETOOTH INTERFACE UNIT (G377) ...................................1-112
ACCESSORY CHECK......................................................................1-112
Installation.........................................................................................1-112
1.17.8 FILE FORMAT CONVERTER (B609).........................................1-113
ACCESSORY CHECK......................................................................1-113
Installation.........................................................................................1-113
1.17.9 DATA OVERWRITE SECURITY UNIT (B735) ...........................1-114
ACCESSORY CHECK......................................................................1-114
Seal Check And Removal .................................................................1-114

B064 Series/B140 Series iv SM
Installation Procedure .......................................................................1-115
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
2.2 RELATED SP CODES ..............................................................................2-6
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
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

SM v B064Series/B140 Series
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 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
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

B064 Series/B140 Series vi SM
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 SERIES)............3-61
3.9.3 FUSING PRESSURE RELEASE HP SENSOR (B140 SERIES) ....3-62
3.9.4 FUSING UNIT THERMISTORS AND THERMOSTATS .................3-63
B064 Series ........................................................................................3-64
B140 Series ........................................................................................3-64
3.9.5 WEB CLEANING ROLLER.............................................................3-65
Web Unit Disassembly........................................................................3-65
Web Unit Assembly.............................................................................3-66
3.9.6 WEB MOTOR AND WEB END SENSOR.......................................3-67
3.9.7 PRESSURE ROLLER CLEANING UNIT ........................................3-68
B064 Series ........................................................................................3-68
B140 Series ........................................................................................3-69
3.9.8 FUSING LAMPS, HOT ROLLER, AND PRESSURE ROLLER.......3-70
B064 Series: Fusing Lamps................................................................3-70
B140 Series: Fusing Lamps................................................................3-71
Important Notes about Fusing Unit Assembly (B064 Series) ..............3-76
3.9.9 PRESSURE ROLLER.....................................................................3-77
3.9.10 STRIPPER PAWLS ......................................................................3-78
B064 Series ........................................................................................3-78
B140 Series ........................................................................................3-79
3.9.11 NIP BAND WIDTH ADJUSTMENT ...............................................3-80
3.9.12 FUSING UNIT EXIT SENSOR......................................................3-81
3.9.13 FUSING/EXIT MOTOR.................................................................3-82
3.9.14 FUSING EXIT AND EXIT UNIT ENTRANCE SENSORS .............3-83
3.10 DUPLEX UNIT.......................................................................................3-84
3.10.1 DUPLEX UNIT REMOVAL ...........................................................3-84
3.10.2 DUPLEX UNIT SIDE-TO-SIDE ADJUSTMENT............................3-85
3.10.3 JOGGER FENCE ADJUSTMENT ................................................3-85
3.10.4 DUPLEX MOTORS.......................................................................3-86
Duplex Inverter Motor .........................................................................3-86
Duplex Jogger and Transport Motors..................................................3-87
3.10.5 DUPLEX TRANSPORT CLUTCH/JOGGER HP SENSOR...........3-88
3.10.6 DUPLEX ENTRANCE SENSOR...................................................3-89
3.10.7 DUPLEX TRANSPORT SENSOR 3 .............................................3-90
3.10.8 INVERTER EXIT SENSOR, TRANSPORT SENSORS 1 & 2.......3-91
3.10.9 DUPLEX JOGGER BELT ADJUSTMENT ....................................3-92
3.11 PAPER FEED........................................................................................3-93
3.11.1 PAPER TRAY REMOVAL ............................................................3-93
3.11.2 REAR FENCE RETURN SENSOR REPLACEMENT...................3-95
3.11.3 REAR FENCE HP SENSOR REPLACEMENT.............................3-96
3.11.4 TANDEM RIGHT TRAY PAPER SENSOR REPLACEMENT.......3-97

SM vii B064Series/B140 Series
3.11.5 BOTTOM PLATE LIFT WIRE REPLACEMENT............................3-98
3.11.6 TANDEM TRAY PAPER SIZE CHANGE....................................3-100
3.11.7 PICK-UP, FEED, SEPARATION ROLLER REPLACEMENT .....3-103
3.11.8 FEED UNIT.................................................................................3-104
3.11.9 SEPARATION ROLLER PRESSURE ADJUSTMENT................3-106
3.11.10 RELAY SENSOR......................................................................3-107
3.11.11 BY-PASS PAPER SIZE DETECTION BOARD.........................3-108
3.11.12 BY-PASS TRAY ROLLERS......................................................3-109
3.11.13 BY-PASS SEPARATION ROLLER PRESSURE
ADJUSTMENT .........................................................................3-110
3.11.14 REGISTRATION SENSOR.......................................................3-111
3.11.15 REGISTRATION AND BY-PASS UNIT REMOVAL ..................3-112
3.12 PCBS AND HDD .................................................................................3-114
3.12.1 BCU BOARD (BASE ENGINE CONTROL UNIT) .......................3-114
3.12.2 CONTROLLER BOARD .............................................................3-115
B064 Series: Controller Board ..........................................................3-115
B140 Series: Controller Board ..........................................................3-116
3.12.3 IPU BOARD................................................................................3-117
B064 Series: IPU Board....................................................................3-117
B140 Series: IPU, Mother Board.......................................................3-118
3.12.4 DEVELOPMENT POWER PACK ...............................................3-121
3.12.5 PSU, PFC BOARDS ...................................................................3-122
B064 Series ......................................................................................3-122
B140 Series PSU..............................................................................3-122
3.12.6 HDD............................................................................................3-123
B064 Series HDD..............................................................................3-123
B140 Series HDD..............................................................................3-124
3.12.7 NVRAM.......................................................................................3-125
3.12.8 DIMMS........................................................................................3-127
3.13 ADF .....................................................................................................3-128
3.13.1 ADF COVERS ............................................................................3-128
3.13.2 FEED UNIT.................................................................................3-129
3.13.3 FEED BELT AND PICK-UP ROLLER.........................................3-130
3.13.4 SEPARATION ROLLER .............................................................3-131
3.13.5 REGISTRATION SENSOR.........................................................3-132
3.13.6 ADF CONTROL BOARD ............................................................3-133
3.13.7 ORIGINAL WIDTH, INTERVAL, AND SKEW CORRECTION
SENSORS..................................................................................3-134
3.13.8 ORIGINAL LENGTH SENSORS.................................................3-135
3.13.9 DF POSITION AND APS SENSOR ............................................3-136
3.13.10 OTHER ADF SENSORS ..........................................................3-137
3.13.11 BOTTOM PLATE LIFT MOTOR ...............................................3-138
3.13.12 FEED MOTOR..........................................................................3-138
3.13.13 EXIT MOTOR AND TRANSPORT MOTOR .............................3-139
3.13.14 PICK-UP ROLLER MOTOR AND HP SENSOR .......................3-140
3.13.15 CIS POWER SUPPLY BOARD AND CIS UNIT........................3-141
3.13.16 ADF EXIT SENSOR .................................................................3-142
3.14 COPY IMAGE ADJUSTMENTS: PRINTING/SCANNING ...................3-143
3.14.1 PRINTING ..................................................................................3-143

B064 Series/B140 Series viii SM
Registration - Leading Edge/Side-to-Side.........................................3-143
Blank Margin.....................................................................................3-144
Registration Buckle Adjustment ........................................................3-144
3.14.2 SCANNING.................................................................................3-145
Registration: Platen Mode.................................................................3-145
Magnification.....................................................................................3-145
3.14.3 ADF SCANNING ADJUSTMENTS .............................................3-146
Vertical Black Lines...........................................................................3-146
DIP Switch Settings (ADF Main Board).............................................3-146
ADF Skew Correction .......................................................................3-146
3.15 TOUCH SCREEN CALIBRATION .......................................................3-148
TROUBLESHOOTING
4. TROUBLESHOOTING ................................................................. 4-1
4.1 OVERVIEW ...............................................................................................4-1
4.1.1 RECOVERY METHODS...................................................................4-2
4.1.2 IMPORTANT SP CODES .................................................................4-2
4.1.3 DOWNLOAD ERROR CODES.........................................................4-3
4.1.4 JAM DETECTION.............................................................................4-6
SENSOR LOCATIONS .........................................................................4-6
4.1.5 TIMING CHARTS .............................................................................4-7
Feed, Transport, Feed Out: Face-up ....................................................4-7
Transport, Inverter, Feed Out: Face-down............................................4-8
Duplex Transport ..................................................................................4-9
4.1.6 PROGRAM DOWNLOAD ...............................................................4-10
4.2 B064 SERIES SERVICE MODE..............................................................4-11
4.2.1 B064 SERIES SERVICE CALL CONDITIONS ...............................4-11
4.2.2 B064 SERIES SC CODE DESCRIPTIONS ....................................4-12
SC100: Scanning System ...................................................................4-12
SC300: Image Development System (1).............................................4-15
SC400: Image Development System (2).............................................4-20
SC500: Feed, Transport, Duplexing, and Fusing Systems .................4-21
SC600: Data Communication .............................................................4-24
SC700: Peripherals.............................................................................4-26
SC800: Overall System.......................................................................4-29
SC900: Miscellaneous ........................................................................4-32
4.2.3 ADDITIONAL SC CODES PRINTED IN SMC REPORT (B064
SERIES) ...................................................................................................4-34
4.3 B140 SERIES SERVICE MODE..............................................................4-36
4.3.1 SERVICE MODE LOCK/UNLOCK..................................................4-36
4.3.2 B140 SERIES SERVICE CALL CONDITIONS ...............................4-37
4.3.3 B140 SERIES SC CODE DESCRIPTIONS ....................................4-38
SC100: Scanning System ...................................................................4-38
SC300: Image Development System (1).............................................4-41
SC400: Image Development System (2).............................................4-46
SC500: Feed, Transport, Duplexing, and Fusing Systems .................4-47
SC600: Data Communication .............................................................4-51