Ricoh SPC840DN/SPC842DN Machine Code M0AJ/M0AL Service Manual and Parts Catalog

Accurate and concise text, combined with detailed illustrations, lists of error code, instruction and diagrams, guide you through procedure of repair, remediate, maintenance and adjustments your copier, printer or scanner.
Present service manual and parts catalog Ricoh SPC840DN/SPC842DN Machine Code M0AJ/M0AL contain clear instructions and procedures on how to fix the problems occurring in your equipment.
Format of the manual: PDF, makes it easy to navigate, instant download and print. English language.
Table of contents:

Product Overview
Component Layout
Paper Path
Drive Layout
Machine Codes and Peripherals Configuration
Main Machine

Installation Requirements
Machine Level
Machine Space Requirements
Machine Dimensions
Power Requirements
Who Installs the Peripherals and Options
Main Machine Installation
Installation Flow Chart
Accessory Check
Installation Procedure
Image Quality Test / Settings
Auto Remote Firmware Update (ARFU) Settings
Moving the Machine
Security Settings
Configuring Administrator Authentication
Security Function Installation
Data Overwrite Security
HDD Encryption
Anti-Condensation Heater (PCDU)
Accessory Check
Installation procedure
Anti-Condensation Heater for Paper Feed Trays
Accessory Check
Connecting to Main Machine Tray
Connecting to Paper Feed Unit PB3240
Connecting to Paper Feed Unit PB3250
Connecting to LCIT PB3260
Connecting the Heaters when Using a Stack of Five Paper Trays
Paper Feed Unit Combinations
Connection Diagram
Connection Patterns
Paper Feed Unit PB3240 (M494-17, -21)
Accessory Check
Installation procedure
Installing a Stack of Five Paper Trays
Installation Procedure
Paper Feed Unit PB3250 (M495-17, -21)
Accessory Check
Installation Procedure
LCIT PB3260 (M496-17, -27, -21)
Accessory Check
Installation procedure
LCIT RT3030 (D696-17, -27, -21)
Accessory Check
Installation procedure
Banner Paper Guide Tray Type M19 (D3BF-00)
Component Check
Installation Procedure
Bridge Unit BU3070 (D685-18, -22)
Accessory Check
Installation procedure
Internal Multi-fold Unit FD3000 (M482-17, -21)
Accessory Check
Installation Procedure
When Attaching a Finisher Downstream from the Internal Multi-Fold Unit
Finisher SR3230 (D3BA-17, -21)
Accessory Check
Installation Procedure
Attaching a Support Tray
Output Jogger Unit Type M25 (D3CJ-01)
Accessory Check
Installation Procedure
Punch Unit PU3060 (D706-00, -01, 02, -03)
Accessory Check
Installation Procedure
Booklet Finisher SR3220 (D3B9-17, -21)
Accessory Check
Installation Procedure
Attaching a Proof Support Tray
Finisher SR3210 (D3B8-17, -21)
Accessory Check
Installation Procedure
Attaching a Proof Support Tray
Stapleless Stapler Initial Settings
Punch Unit PU3050
Accessory Check
Installation Procedure
Mail Box CS3010 (M481-17)
Accessory Check
Installation Procedure
Attention Light AL3000 (M500-36)
Component Check
Installation Procedure
Indicator Behavior
Imageable Area Extension Unit Type P11 (M500-49)
Component Check
Installation Procedure
NFC Card Reader Type P11 (M512-18)
Accessory Check
Installation Procedure
External NFC Card Reader Bracket Type P11 (M512-17)
Accessory Check
Installation Procedure
Internal Options
HDD Option Type P11 (M500-51)
Component Check
Installation Procedure
USB Device Server Option Type M19 (D3BC-28,-29)
Component Check
Installation Procedure
IP Address Setting
Extended USB Board Type M19 (D3BS-01)
Component Check
Installation Procedure
IEEE 1284 Interface Board Type M19 (D3C0-17)
Accessory Check
Installation Procedure
IEEE 802.11a/g/n Interface Unit Type M19 (D3BR-01)
Accessory Check
Installation Procedure
User Tool Settings for IEEE 802.11a/g/n
SP Mode Settings for IEEE 802.11 Wireless LAN
SD Card Options
SD Card Slots
List of Slots Used
SD Card Appli Move
Move Exec
Undo Exec
VM Card Type P8 (M500-09, 10, 11)
Accessory Check
Installation Procedure
IPDS Unit Type P11 (M500-45, -46, -47)
Accessory Check
Installation Procedure
XPS Direct Print Option Type P11 (M500-42, -43, -44)
Accessory Check
Installation Procedure
Camera Direct Print Card Type M19 (D3BD-13)
Accessory Check
Installation Procedure
PostScript3 Unit Type P11 (M500-63, -64, -65)
Accessory Check
Overview of PostScript3 Unit Type P11 (Adobe PS)
Installation procedure (Adobe PS)
@Remote Settings

PM Parts Settings
Replacement Procedure of the PM Parts
After Installing the New PM Parts
Preparation Before Operation Check
Operation Check
PM Parts List

Notes on the Main Power Switch
Push Switch
Special Tools
Exterior Covers
Quick Reference for Removing Covers
Front Cover
Front Upper Cover
Main Power Switch Cover
Waste Toner Cover
Controller Cover
Left Upper Cover
Left Rear Cover
Left Cover
Rear Left Cover
Rear Cover
Rear Lower Cover
Right Rear Cover
Right Upper Cover
Paper Exit Tray
Paper Exit Cover
Paper Exit Lower Cover
Paper Exit Front Cover
Top Right Cover
Top Rear Cover
Inner Upper Cover
Inner Lower Cover
Smart Operation Panel
Operation Panel Unit
Internal Parts
USB Cable
Laser Unit
Laser Unit
Polygon Mirror Motor
SP descriptions
Notes when replacing a PCDU
Imaging Temperature Sensor (Thermistor)
Waste Toner
Waste Toner Bottle
Image Transfer Unit
Image Transfer Belt Unit
Image Transfer Front Cover, Image Transfer Top Cover
Image Transfer Cleaning Unit
Image Transfer Belt
Paper Transfer Roller
Paper Transfer Roller Unit
Fusing Entrance Sensor
TM/ID Sensor
Temperature and Humidity Sensor
ITB Contact and Release Sensor
Image Transfer Lock Unit
Drive Unit
Paper Feed Motor
Transport Motor
Paper Transfer Contact and Release Motor Unit
Imaging Drive Unit
PCU Motor: CMY
Development Motor: CMY
Development Motor: Black
PCU: Black / ITB Drive Motor
Registration Motor
Fusing Motor
Paper Exit / Pressure Release Motor
Duplex Entrance Motor
Toner Supply Motor
Sub Hopper
Toner End Sensor
Toner Duct
Toner Bottle Drive Motor
ID Chip Contact Board
Transport Coil
Fusing Unit
Fusing Unit
Fusing Entrance Guide Plate
Fusing Exit Guide Plate
Fusing Upper Cover
Fusing Lower Cover
Fusing Sleeve Belt Unit
Pressure Roller
Fusing Sleeve Thermostat Unit
Non-Contact Thermistor
Pressure Roller Thermistor
Thermopile Unit
Pressure Roller HP Sensor
Fusing Shield Position Sensor
Fusing Shield Drive Motor
Fusing Exit Drive Solenoid
Paper Exit
Paper Exit Unit
Paper Exit Switching Solenoid
Paper Exit Sensor
Reverse Sensor
Paper Exit Full Sensor
Reverse Motor
Fusing Exit Sensor
Inverter Guide
Inverter Guide Cover Sensor
Paper Feed
Paper Feed Unit
Paper Dust Collection Unit
Pick-up Roller, Paper Feed Roller, Separation Roller, Torque Limiter
1st Tray Lift Motor, 2nd Tray Lift Motor
Paper Feed Sensor
Transport Sensor
Upper Limit Sensor
Paper End Sensor
Registration Sensor
Bypass Tray Unit
Bypass Tray
Bypass Paper End Sensor
Bypass Pick-up Roller
Bypass Paper Feed Roller
Bypass Separation Roller/Torque Limiter
Bypass Width Sensor
Bypass Length Sensor
Duplex Unit
Duplex Unit
Duplex/Bypass Motor
Duplex Entrance Sensor
Duplex Exit Sensor
Electrical Components
Controller Box Cover
Controller Bracket
Opening the Controller Box
Controller Board
Imaging IOB
PSU (AC Controller Board)
PSU (DC Power)
Paper Transport IOB
Ozone filter/Dust filter
Deodorization Filter
Development Intake Fan
Ozone Exhaust Fan
Paper Exit Cooling Fan
Fusing Exhaust Fan
Drive Cooling Fan
Toner Supply Cooling Fan
Main Exhaust Fan
PSU Cooling Fan
Controller Box Cooling Fan
Test Pattern Printing
Image Adjustment
Color Calibration
Erase Margin Adjustment
Adjusting the Tone of the Printed Image
Adjustment by Changing the Printer Driver Setting
Adjustment by Changing the Machine’s Profile Setting
Printer Gamma Correction
Color Registration

Service Program Mode
Entering SP Mode
Exiting SP Mode
Types of SP Modes
SP Tables
Firmware Update (SD Card)
Firmware Type
Error Screens During Updating
Firmware Update (Remote Firmware Update)
RFU Performable Condition
Firmware Update (Smart Firmware Update)
Immediate Update
Update at the Next Visit (Reserve)
Update via SD Card
Firmware Update (Auto Remote Firmware Update)
Downloading and Updating Process
Checking the ARFU Result
Checking the Result Using the Logging Data
Related SP
Updating JavaVM
Deactivating SDK Applications and Removing the VM Card
Updating JavaVM and Inserting the VM Card
Activating SDK Applications
NVRAM Data Upload/Download
Uploading Content of NVRAM to an SD card
Downloading an SD Card to NVRAM
Address Book Upload/Download
Information List
Capturing the Device Logs
Storing the Device Logs on an SD card (SP C840DN without option HDD only)
Retrieving the Device Logs via Operation Panel
Retrieving the Device Logs via Web Image Monitor
SMC List Card Save Function
Notes on Using the SMC List Card Save Function
File Names of the Saved SMC Lists
Error Messages
UP/SP Data Import/Export
UP Data Import/Export
SP Data Import/Export
Possible solutions for import/export problems
Card Save Function
Error Messages

Self-Diagnostic Mode
SC Automatic Reboot
Controller Self-diagnosis Outline
Controller Self-diagnosis Flowchart
HDD-related Message
Service Call Conditions
List of Automatic Reboot Target SC
SC Code Classification
Jam Detection
Jam Display
Clearing a Paper Jam
Paper Jam History
Jam Codes and Display Codes
Paper Size Code
Sensor Locations
Troubleshooting for Transport/Paper Feeding of the Machine
Curled Paper
Initial Jam
Display Error
Troubleshooting for Finishing Options
Finisher Registration Adjustment
Finisher Jogger Problem for Booklet Finisher SR3220 or Finisher SR3210
Maximum number of sheets for stapling and what happens when the job has too many pages
Electrical Component Defects
Image Quality Problems
When an Abnormal Image is Generated
Other Troubleshooting
When Abnormal Noise Occurs
When Fluorescent/LED Lamps Flicker

Guidance for Those Who are Familiar with Predecessor Products
Component Layout
Laser Exposure Unit
Image Transfer Unit
Toner Supply, Waste Toner Bottle
Paper Feed Unit
Duplex Unit
Bypass Unit
Fusing Unit
Paper Transfer, Paper Exit
Air Flow
Drive Unit
Boards, Switches
Laser Exposure
Process Control
Process Control
MUSIC (Automatic Color Registration Correction)
Real Time Process Control
SP Descriptions
PCDU (Photo Conductor and Development Unit)
Mechanism (PCU)
Mechanism (Development)
Toner Supply
Waste Toner
Image Transfer and Paper Transfer
Image Transfer Unit Mechanism
Image Transfer Belt Cleaning Mechanism
Paper Transfer Unit Mechanism
Paper Feed / Transport
Feed /Transport Mechanisms
Bypass Feed Section
Duplex Section
Paper Exit Unit
Drive/Sensor Layout
Parts Layout
Electrical parts
Block Diagram
Board Outline
Feed Tray Anti-condensation Heater and PCDU Anti-condensation Heater
Exterior Cover/Air Flows (Fan Control)
Air Flows
Energy Save
Energy Saver Modes
Power States of this Machine
Verification of Up Time for each Energy Saving State
Checking the Up time by Device State
10 Second Recovery from Sleep Mode
Improving the Print Start Time under Low Temperature, Low Humidity, or at Low Voltage
Improving the Throughput at the Start of Printing, under Low Temperature, or at Low Voltage
Adobe PS vs. Clone PS
How to Distinguish Adobe PS from Clone PS
Difference in Device Fonts
Differences in Driver Functions

& Parts Catalog (3D Representation).

Ricoh SP C840DN SP C842DN Machine Code M0AJ M0AL SPC840DN SPC842DN SP-C840DN SP-C842DN