Click 'Download sample' for the free sample file:

 Download sample

Make/Model Information:

  • Brand:   Ricoh
  • Models included:
    • Ricoh Aficio 240W (Ricoh B125

File Information:

  • Type:   Factory Service Manual (FSM)
  • Language:   English
  • Number of pages:   563
  • File size:  ∼ 22.16 MB
  • File Format:   PDF only
  • SME Watermarks:   None
  • Password lock:   No
  • Edit/copy/modify:   Yes
  • SKU:   BMRH-1015

NOTE:  This list was created by program script and may not accurately represent the text from the source pages.   For full preview please click on 'Download sample':

 Download sample

SERVICE MANUAL
001911MIU
RICOH GROUP COMPANIES
LEGEND
PRODUCT CODE ˙COMPANY
GESTETNER LANIER ˙RICOH ˙SAVIN
B125 A045 LW310 Aficio 240W 2400WD
˙ ˙ ˙ ˙
˙ ˙ ˙ ˙
˙ ˙ ˙ ˙
˙ ˙ ˙ ˙
DOCUMENTATION HISTORY
REV. NO. ˙DATE ˙COMMENTS
* 4/2004 ˙ Original Printing
SM i ˙B125
TABLE OF CONTENTS
INSTALLATION
1. INSTALLATION PROCEDURE
1.1 PREPARATION
1.1.1 ENVIRONMENT
1.1.2 MINIMUM SPACE REQUIREMENTS
1.1.3 MACHINE LEVEL
1.1.4 POWER SOURCE
1.1.5 INSTALLATION OVERVIEW
Installation Flow˙
SP and User Tool Settings Required for Installation
1.2 COPIER INSTALLATION˙
1.2.1 ACCESSORY CHECK
1.2.2 COPIER PRE-INSTALLATION PROCEDURE˙
Removing the Shipping Material˙
Set the Operation Panel Position
Setting the Copier on the Roll Feeder or Table
Leveling the Copier and Attaching Leg Covers
Developer
Toner Cartridge and ID Sensor Initialization˙
1.2.3 INSTALLATION SP SETTINGS˙
Using the SP Mode
SP1960: Optional Paper Settings
SP1920: Cut Length Adjustment (for Roll Feeder)
Select the Paper Size and Type with User Tools
Select ?Architecture? or ?Engineering? (NA Only)˙
SP4960 015, 003 Enable and Format the HDD˙
SP5137 Stamp Function On/Off
1.2.4 COPIER FINAL INSTALLATION PROCEDURE˙
Copy Trays, Guides, Original Exit Selection Lever˙
Copy Check˙
1.2.5 MOVING THE COPIER
1.3 ROLL FEEDER INSTALLATION˙
1.3.1 ACCESSORY CHECK
1.3.2 ROLL FEEDER INSTALLATION PROCEDURE˙
Setting the Copier on the Roll Feeder
Leveling the Copier and Attaching Leg Covers
Opening the Roll Feeder and Removing Shipping Material˙
Attaching the Swinging Guide Plates
Connecting the Copier and Roll Feeder
Attach the Mylars to the Copier
Attach the Mylars to the Back of the Roll Feeder
Installing the Paper Rolls
B125 ii ˙SM
1.4 PAPER CASSETTE INSTALLATION˙
1.4.1 ACCESSORY CHECK
1.4.2 PAPER CASSETTE INSTALLATION PROCEDURE˙
1.5 HDD INSTALLATION˙
1.5.1 ACCESSORY CHECK
1.5.2 HDD INSTALLATION PROCEDURE
1.6 INTERFACE BOARD INSTALLATION˙
1.6.1 ACCESSORY CHECK
1.6.2 INTERFACE UNIT INSTALLATION PROCEDURE
1.7 STAMP BOARD INSTALLATION
1.7.1 ACCESSORY CHECK
1.7.2 STAMP BOARD INSTALLATION PROCEDURE˙
1.8 TABLE INSTALLATION
1.8.1 TABLE ACCESSORY CHECK
1.8.2 TABLE INSTALLATION PROCEDURE
Setting the Copier on the Table
Leveling the Copier and Attaching Leg Covers
Attaching the Guide Plate
Connecting the Copier and Table
Attach the Mylars to the Copier
Attach the Mylars to the Back of the Table˙
Attaching the Stopper Bracket
PREVENTIVE MAINTENANCE
2. PREVENTIVE MAINTENANCE
2.1 PM TABLE
2.1.1 COPIER (B125)
2.1.2 ROLL FEEDER (B641/B642)
2.1.3 PAPER CASSETTE (B643)
2.2 CLEANING THE ENTRANCE SPURS˙
2.3 LUBRICATION POINTS˙
2.3.1 DEVELOPMENT SECTION
2.3.2 FUSING GEARS
REPLACEMENT AND ADJUSTMENT
3. REPLACEMENT AND ADJUSTMENT˙
3.1 COMMON PROCEDURES
3.1.1 BEFORE WORKING ON THE MACHINE˙
3.1.2 SIDE COVERS
3.1.3 REAR COVER
3.1.4 PAPER EXIT UNIT˙
3.1.5 UNLOCKING, RAISING THE ORIGINAL UNIT˙
3.1.6 REMOVING THE ORIGINAL FEED UNIT˙
3.1.7 RAISING AND LOCKING THE SCANNER UNIT˙
3.1.8 TONER HOPPER COVER˙
SM iii ˙B125
3.1.9 IDLE REGISTRATION ROLLER PANEL
3.1.10 MANUAL FEED TABLE, ORIGINAL FEED SENSOR COVER˙
3.1.11 DRAWER FRONT COVER
3.2 SCANNER
3.2.1 ORIGINAL WIDTH SENSORS, ORIGINAL SET SENSOR,
SCANNE R SWITCH
3.2.2 ORIGINAL FEED UNIT ROLLERS
3.2.3 EXPOSURE GLASS
3.2.4 CIS
3.2.5 SMDB, VDB
3.2.6 SIB, CGB POWER PACK
3.3 AROUND THE DRUM
3.3.1 CHARGE CORONA WIRE, GRID WIRE, WIRE CLEANER
3.3.2 QUENCHING LAMPS
3.3.3 LPH (LED PRINT HEAD)
3.3.4 TRANSFER CORONA, SEPARATION CORONA WIRES˙
3.4 DEVELOPMENT˙
3.4.1 DEVELOPMENT UNIT
3.4.2 DEVELOPER
3.4.3 PAPER SET SENSOR, REGISTRATION SENSOR
3.4.4 TONER SUPPLY CLUTCH
3.4.5 DEVELOPMENT FILTER
3.4.6 USED TONER COLLECTION BOTTLE, TONER OVERFLOW
SENSOR˙
3.5 DRUM
3.5.1 DRUM UNIT˙
3.5.2 ECLEANING BLADE
3.5.3 ID SENSOR, PICK-OFF PAWLS, PICK-OFF PAWL SOLENOID
3.6 PAPER FEED
3.6.1 REGISTRATION CLUTCH, REGISTRATION ROLLER˙
3.6.2 ROLL 1 PAPER FEED CLUTCH, FEED ROLLER˙
3.6.3 ROLL 2 PAPER CLUTCH, FEED ROLLER
3.6.4 RF EXIT SENSOR
3.6.5 ROLL FEED MOTOR˙
3.6.6 CUTTER: MOTOR, HP SENSORS˙
3.6.7 ROLL PAPER END SENSORS
3.6.8 CASSETTE FEED ROLLER
3.6.9 CASSETTE RELAY SENSOR, CASSETTE END SENSOR˙
3.6.10 CASSETTE FEED MOTOR, CASSETTE OPEN SENSOR
3.6.11 CASSETTE FEED CLUTCH
3.7 FUSING SECTION˙
3.7.1 PRESSURE SPRING ADJUSTMENT˙
3.7.2 HOT ROLLER STRIPPERS
3.7.3 PRESSURE ROLLER STRIPPERS
3.7.4 PRESSURE ROLLER THERMISTOR, FUSING EXIT SENSOR˙
3.7.5 FUSING UNIT
3.7.6 FUSING CLEANING ROLLER
3.7.7 FUSING LAMP˙
3.7.8 HOT ROLLER
B125 iv ˙SM
3.7.9 PRESSURE ROLLER
3.7.10 HOT ROLLER THERMISTOR, THERMOSTATS˙
3.8 MOTORS
3.8.1 SCANNER MOTOR
3.8.2 DRUM MOTOR˙
3.8.3 FUSING MOTOR, MAIN MOTOR˙
3.8.4 USED TONER BOTTLE MOTOR
3.9 BOARDS˙
3.9.1 MCU/IPU˙
3.9.2 PSU
3.9.3 NVRAM
NVRAM Upload˙
NVRAM Removal
NVRAM Download
3.9.4 T&S POWER PACK
3.9.5 RFDB (ROLL FEEDER DRIVE BOARD)
3.9.6 SFDB (SHEET FEED DRIVE BOARD)
3.10 OTHER
3.10.1 HDD REPLACEMENT
3.10.2 COOLING FAN, OZONE FILTER
3.11 SP ADJUSTMENTS˙
3.11.1 IMAGE ADJUSTMENT
Step 1: Check the Registration Line Speed˙
Step 2: Magnification for Paper Type: Plain
Step 3: Scanning Magnification
Step 4: Magnification for Paper Type: Translucent˙
Step 5: Magnification for Paper Type: Film
Step 6: Scanner Mask Setting
Step 7: Erase Margins˙
Step 8: Printer: Leading Edge, Side-to-Side Registration˙
Step 9: Scanner Mask Setting
Step 10: Erase Margins˙
Step 11: Scanner Registration
Step 12: Printer: Cut Length
Step 13: Synchro Cut (Trailing Edge Registration)˙
3.11.2 CIS
To Print the CIS Adjustment Pattern
To Adjust the Image at the CIS Joints
3.11.3 LPH
Doing SP Adjustment Settings for a Replacement LPH
To Print Pattern IPU Test Pattern 51˙
Main Scan Adjustment: White, Black Vertical Lines
Main Scan Adjustment: LED Light Level at LPH Joints
To Adjust the LPH for Misalignment
3.11.4 LPH DENSITY˙
To Print the R-10 Pattern 51
To Correct Pattern Density
SM v ˙B125
TROUBLESHOOTING
4. TROUBLESHOOTING˙
4.1 SERVICE CALL CONDITIONS˙
4.1.1 SUMMARY˙
4.2 SC CODE DESCRIPTIONS˙
4.2.1 SC1XXX˙
4.2.2 SC2XXX˙
4.2.3 SC3XXX˙
4.2.4 SC4XXX˙
4.2.5 SC5XXX˙
4.2.6 SC6XXX˙
4.2.7 SC7XXX˙
4.2.8 SC8XXX˙
4.2.9 SC9XXX˙
4.3 JAM CODE TABLES˙
4.3.1 COPIER JAM TABLES
4.3.2 SCANNER JAM TABLES˙
Scanner Ready Check Jams˙
4.4 COVER OPEN
4.5 BLOWN FUSE TABLE˙
4.6 IMAGE DATA PROCESSING FLOW CHART
4.6.1 DATA FLOW IN 1-TO-1 COPY MODE
4.6.2 DATA FLOW IN REPEAT COPY MODE
4.6.3 DATA FLOW IN SCANNING MODE
4.6.4 DATA FLOW IN PRINTING MODE (STANDARD SIZES)
4.6.5 DATA FLOW IN PRINTING MODE (LONG)
4.6.6 DATA FLOW IN TEST PATTERN PRINTING˙
4.6.7 IMAGE PROBLEM TROUBLESHOOTING
4.6.8 FLOW CHART
4.6.9 SCANNING
4.6.10 PRINTING˙
4.6.11 BOARD LEDS˙
IPU LEDs
MCU LEDs
VDB LEDs
SIB LEDs
PSU LEDs
SERVICE TABLES
5. SERVICE TABLES
5.1 USING THE SP MODE
5.1.1 DIRECT ENTRY˙
Normal Direct Entry
Rapid Direct Entry
5.2 SOFTWARE UPGRADE
5.2.1 UPGRADING FIRMWARE˙
B125 vi ˙SM
5.3 INITIAL SETTINGS
5.3.1 USER TOOLS˙
System Settings
Copier Features˙
5.4 PRINTING TEST PATTERNS
5.4.1 IMAGE PROCESSING TEST PATTERNS
5.4.2 IMAGE DATA PATH TEST PATTERNS
5.5 INPUT CHECK˙
5.6 OUTPUT CHECK˙
5.7 SP (SERVICE PROGRAM) MODE TABLES
SP1-XXX Feed˙
SP2-XXX Drum
SP3-XXX Process Control˙
SP4-XXX Scanner˙
SP5-XXX Mode
SP7-XXX Data Log˙
SP8xxx Data Log 2˙
DETAILED DESCRIPTIONS
6. DETAILED DESCRIPTIONS˙
6.1 OVERVIEW˙
6.1.1 MACHINE GENERAL LAYOUT
6.1.2 MECHANICAL COMPONENT LAYOUT
6.1.3 DRIVE LAYOUT˙
6.1.4 ORIGINAL/COPY PAPER PATHS˙
6.2 SCANNER
6.2.1 OVERVIEW˙
6.2.2 SCANNER LAYOUT
6.2.3 ORIGINAL WIDTH DETECTION˙
6.2.4 ORIGINAL DRIVE MECHANISM
6.2.5 ORIGINAL FEED SPEED
6.2.6 SCANNING MECHANISM
CIS Structure˙
Printed Image˙
6.2.7 AUTO IMAGE DENSITY CORRECTION
6.3 IMAGE PROCESSING˙
6.3.1 OVERVIEW˙
Overall System˙
IPU Board Details˙
6.3.2 GENERAL IMAGE PROCESSING FLOW CHART
6.3.3 ORIGINAL MODES
Overview
Text Mode
Photo Mode
Text/Photo Mode˙
Pale Mode
Generation
SM vii ˙B125
Drawing Mode
Background Lines Mode˙
Sharpen Text Mode˙
6.3.4 INDEPENDENT DOT ERASE
6.3.5 MTF SETTINGS˙
6.4 AROUND THE DRUM
6.4.1 OVERVIEW˙
6.4.2 DRUM DRIVE
6.4.3 CHARGE CORONA UNIT
6.4.4 CORONA WIRE CLEANING
6.4.5 DRUM CLEANING
6.4.6 COLLECTING USED TONER˙
6.4.7 QUENCHING
6.4.8 DRUM ANTI-CONDENSATION HEATERS
6.5 IMAGE WRITING MECHANISM
6.6 DEVELOPMENT˙
6.6.1 OVERVIEW˙
6.6.2 DEVELOPMENT DRIVE MECHANISM
6.6.3 TONER SUPPLY MECHANISM
6.6.4 DEVELOPER CROSS-MIXING
6.6.5 DEVELOPMENT BIAS
6.6.6 ID SENSOR
6.6.7 ID SENSOR OPERATION DURING MACHINE WARM-UP
6.6.8 TONER DENSITY CONTROL
Overview
Supply Modes
Detect Supply Mode
Fixed Supply Mode˙
Toner Supply Clutch Operation
6.6.9 TONER END/NEAR-END DETECTION˙
Toner Near End˙
Toner End
Toner End Recovery
Toner End Recovery Flow Chart
6.7 PAPER FEED AND REGISTRATION
6.7.1 OVERVIEW˙
Layout Diagrams
Feed Station Overview
Manual Feed Table
Roll Feeder
Paper Cassette˙
Paper Width and Media Type Settings
6.7.2 MANUAL FEED MECHANISM
6.7.3 ROLL FEED MECHANISM
Roll Pre-feeding˙
Procedure
6.7.4 ROLL FEEDER PAPER HOLDERS˙
6.7.5 ROLL PAPER CUTTING MECHANISM˙
B125 viii ˙SM
6.7.6 ROLL END DETECTION
6.7.7 PAPER CASSETTE MECHANISM
6.7.8 PAPER CASSETTE FEED
Cassette Paper Path
Paper Cassette Pre-Feeding
6.7.9 PAPER CASSETTE PAPER END DETECTION˙
6.7.10 CONDENSATION PREVENTION
6.7.11 REGISTRATION
6.7.12 PAPER FEED TIMING CHART
6.8 IMAGE TRANSFER AND SEPARATION˙
6.8.1 OVERVIEW˙
Transfer Corona Unit˙
Separation Corona Unit
6.8.2 PICK-OFF PAWL OPERATION
6.9 FUSING UNIT
6.9.1 OVERVIEW˙
6.9.2 PAPER FEED THROUGH THE FUSING UNIT
6.9.3 FUSING PRESSURE CONTROL MECHANISM˙
6.9.4 TEMPERATURE CONTROL˙
Zero-Cross Control Test
Switching on the Fusing Lamp Power
Fusing Warm-up Time˙
Fusing Temperature Control˙
6.9.5 HOT ROLLER CLEANING
6.9.6 HOT ROLLER THERMISTORS AND THERMOSTATS˙
6.9.7 FUSING UNIT DRIVE MECHANISM
6.9.8 WRINKLE PREVENTION˙
Motor Speed Control
Inching Control
6.10 PAPER EXIT˙
6.10.1 OVERVIEW˙
Upper Exit
Rear Exit
Jam Detection
6.10.2 SWITCHING THE PAPER EXIT
Upper Exit
Rear Exit
6.10.3 PAPER EXIT DRIVE
6.11 ELECTRICAL COMPONENTS
6.11.1 OVERVIEW˙
6.11.2 DESCRIPTIONS OF ELECTRICAL COMPONENTS˙
6.11.3 MCU, IPU˙
MCU (Main Control Unit)
IPU (Image Processing Unit)˙
6.11.4 PSU
6.11.5 SMDB, VDB, SIB˙
SMDB (Scanner Motor Drive Board)
VDB (Video Drive Board)
SIB (Scanner Interface Board)
SM ix ˙B125
6.11.6 RFDB, SFDB˙
RFDB (Roll Feed Drive Board)
SFDB (Sheet Feed Drive Board)
SPECIFICATIONS
SPECIFICATIONS
1. COPIER ENGINE
2. ROLL FEEDER B641/B642
3. PAPER CASSETTE B643
4. MACHINE CONFIGURATION
INSTALLATION
PREVENTIVE MAINTENANCE
REPLACEMENT AND ADJUSTMENT
TROUBLESHOOTING
SERVICE TABLES
DETAILED DESCRIPTIONS
SPECIFICATIONS
POSITION 2
POSITION 1
POSITION 3
POSITION 4
POSITION 6
POSITION 5
POSITION 8
POSITION 7
B125 PARTS CATALOG
TABLE OF CONTENTS
B125 PARTS LOCATION AND LIST
LOCATION OF UNIT˙
1.EXTERIOR 1 (B125)˙
2.EXTERIOR 2 (B125)˙
3.OPERATION PANEL (B125)˙
4.SCANNER SECTION 1 (B125)
5.SCANNER SECTION 2 (B125)
6.SCANNER SECTION 3 (B125)
7.PAPER REGISTRATION (B125)˙
8.IMAGE PROCESSING (B125)
9.DRUM SECTION (B125)
10.DEVELOPMENT UNIT (B125)
11.CHARGE & TRANSFER UNIT (B125)
12.CHARGE CLEANING SECTION (B125)
13.FUSING UNIT 1 (B125)˙
14.FUSING UNIT 2 (B125)˙
15.PAPER EXIT 1 (B125)˙
16.PAPER EXIT 2 (B125)˙
17.DRIVE SECTION (B125)˙
18.ELECTRICAL SECTION 1 (B125)˙
19.ELECTRICAL SECTION 2 (B125)˙
20.ELECTRICAL SECTION 3 (B125)
21.FRAME (B125)
22.MAIN CONTROL BOARD (B125)
23.IPU BOARD (B125)˙
24.DECAL AND DOCUMENTS (B125)˙
25.SPECIAL TOOLS (B125)
B125 PARTS INDEX
PARTS INDEX
ROLL FEEDER TYPE 240A/B B641/B642 PARTS
LOCATION AND LIST
1.EXTERIOR (B641/B642)˙
2.ROLL PAPER HOLDER (B641/B642)
3.ROLL PAPER FEED 1 (B641/B642)˙
4.ROLL PAPER FEED 2 (B641/B642)˙
5.ROLL PAPER FEED 3 (B641/B642)˙
6.FRAME SECTION 1 (B641/B642)˙
7.FRAME SECTION 2 (B641/B642)˙
8.DECALS AND DOCUMENTS (B641/B642)˙
ROLL FEEDER TYPE 240A/B B641/B642 PARTS INDEX
PARTS INDEX˙
PAPER CASSETTE TYPE 240 B643 PARTS LOCATION
AND LIST
1.CASSETTE 1 (B643)
2.CASSETTE 2 (B643)
3.CASSETTE 3 (B643)
PAPER CASSETTE TYPE 240 B643 PARTS INDEX
PARTS INDEX˙
TABLE TYPE 240 B662 PARTS LOCATION AND LIST
1.TABLE TYPE 240 (B662)
TABLE TYPE 240 B662 PARTS INDEX
PARTS INDEX˙
HARD DISK DRIVE TYPE 240 B663 PARTS LOCATION
AND LIST
1.HDD TYPE 240 (B663)˙
HARD DISK DRIVE TYPE 240 B663 PARTS INDEX
PARTS INDEX˙
INTERFACE PCB TYPE 240 B690 PARTS LOCATION AND
1. INTERFACE BOARD (B690)
INTERFACE PCB TYPE 240 B690 PARTS INDEX
PARTS INDEX


Payment

Before sending payment please download the sample file to verify the following:

  •   Check the Brand, Model and Year.
  •   Review the Table of Contents (TOC).
  •   Review the Bookmarks.
  •   Inspect the quality of images.

7.00USD

Paypal
Credit card*
Debit card**

*Credit card or Debit card processing at Paypal portal.
**Debit card: available only from selected countries/territories.