Service Manual Ricoh DX2330/DX2430, product code C274.
This manual is in the english language, in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Ricoh.
Table of contents:
1. PRODUCT INFORMATION
1.1 SPECIFICATIONS
1.2 MECHANISM OVERVIEW
1.2.1 COMPONENT LAYOUT
1.2.2 ELECTRICAL COMPONENT LAYOUT
1.2.3 DRIVE LAYOUT
1.3 GUIDANCE FOR THOSE WHO ARE FAMILIAR WITH PREDECESSOR
PRODUCTS
2. INSTALLATION
2.1 INSTALLATION REQUIREMENTS
2.1.1 OPTIMUM ENVIRONMENTAL CONDITION
2.1.2 ENVIRONMENTS TO AVOID
2.1.3 POWER CONNECTION
2.1.4 MACHINE ACCESS
Dimensions
2.2 INSTALLATION PROCEDURE
2.2.1 MAIN UNIT
Accessory Check
Installation Procedure
2.3 OPTIONAL INSTALLATION
2.3.1 ADDITIONAL DRUMS
2.3.2 PRINTER UNIT VC-20 AND INTERFACE BOARD TYPE 20
Accessory Check (Interface Board Type 20)
Accessory Check (Printer Unit VC-20)
Installation Procedure
3. PREVENTIVE MAINTENANCE
3.1 MAINTENANCE TABLES
4. REPLACEMENT AND ADJUSTMENT
4.1 GENERAL CAUTION
4.2 SPECIAL TOOLS
4.3 IMAGE ADJUSTMENT
4.3.1 SP6-42: IMAGE ADJUSTMENT PATTERN PRINT
4.3.2 DIP SWITCHES
Overview
4.3.3 DIPSW103 NO.5 TO 8 – MASTER FEEDING SPEED
ADJUSTMENT
4.3.4 DIPSW101 NO.1 TO 4 – PAPER REGISTRATION POSITION
ADJUSTMENT
4.3.5 DIPSW101 NO.5 TO 8 – MASTER WRITING POSITION
ADJUSTMENT
4.3.6 DIPSW102 NO.1 TO 3 – THERMAL HEAD ENERGY CONTROL
4.3.7 DIPSW103 NO.1 TO 4 – SCANNING SPEED ADJUSTMENT
4.4 COVERS AND BOARDS
4.4.1 FRONT COVER, OPERATION PANEL
4.4.2 REAR COVER
4.4.3 MPU
DIP SW 104 Setting and Auto Shut-Off Timing:
4.4.4 PSU
4.5 SCANNER
4.5.1 COVERS
4.5.2 1ST AND 2ND FEED ROLLERS, CIS (CONTACT IMAGE
SENSOR)
4.5.3 DOCUMENT SENSOR
4.5.4 SCANNER MOTOR
4.6 MASTER FEED
4.6.1 MASTER MAKING UNIT
4.6.2 THERMAL HEAD
Installation
4.6.3 THERMAL HEAD VOLTAGE ADJUSTMENT
4.6.4 MASTER END SENSOR ADJUSTMENT
4.6.5 MASTER EJECT UNIT
4.6.6 MASTER EJECT ROLLERS
4.7 PAPER FEED
4.7.1 PAPER FEED ROLLER / FRICTION PAD
4.7.2 PAPER FEED PRESSURE ADJUSTMENT
4.7.3 PAPER SEPARATION PRESSURE ADJUSTMENT
4.8 PRINTING
4.8.1 PRESS ROLLER
4.8.2 PAPER REGISTRATION ROLLER
4.8.3 PRESS ROLLER RELEASE LEVER ADJUSTMENT
4.8.4 PRINTING PRESSURE ADJUSTMENT
4.9 DRUM
4.9.1 PREPARATION
4.9.2 CLOTH SCREEN
Installation
4.9.3 CLAMPER / METAL SCREEN
Installation
4.9.4 INK PUMP UNIT
4.9.5 INK ROLLER UNIT / INK ROLLER ONE WAY CLUTCH
4.9.6 DOCTOR ROLLER GAP ADJUSTMENT
4.9.7 INK DETECTION ADJUSTMENT
4.10 PAPER DELIVERY
4.10.1 PAPER DELIVERY UNIT
4.10.2 DELIVERY BELT / PAPER EXIT SENSOR
4.10.3 EXIT PAWL ADJUSTMENT
Timing Adjustment
4.11 MAIN DRIVE
4.11.1 MAIN DRIVE TIMING BELT ADJUSTMENT
4.11.2 MAIN MOTOR PULLEY POSITION
4.12 FIRMWARE UPDATE
5. SYSTEM MAINTENANCE REFERENCE
5.1 SERVICE PROGRAM MODE
5.1.1 SP TABLES
5.1.2 USING SERVICE PROGRAM MODES
Entering SP Mode
Leaving SP Mode
5.1.3 USING THE SP MODE
6. TROUBLESHOOTING
6.1 SERVICE CALL CONDITIONS
6.2 ELECTRICAL COMPONENT DEFECTS
C274 iv SM
6.3 FUSE, LED, VR, DIP-SW, AND TP TABLES
About Ricoh DX2330/DX2430 , product code C274 Documentation
This page provides technical documentation for the Ricoh DX2330/DX2430 , product code C274 used by service technicians and maintenance professionals.
The service manual typically includes troubleshooting procedures, adjustment instructions, service mode information, internal component layouts and maintenance guidelines required for proper repair and servicing.
These documents are commonly used in professional repair environments where accurate technical reference and correct service procedures are required.