Ricoh Aficio MPC4502 Aficio MPC5502 Field Service Manual (product code D143 D144)

Accurate, clear 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 Ricoh Aficio MPC4502 Aficio MPC5502 (product code D143 D144) contain clear instructions and procedures on how to fix the problems occurring in your equipment.
The information contained in this repair manual is necessary for the repair, but also prevention, resulting in a longer life of your equipment.
Format of the manual: PDF, makes it easy to navigate, instant download and print. English language.
To see what contain, please read table of contents:

Important Safety Notices
Prevention of Physical Injury
Health Safety Conditions
Observance of Electrical Safety Standards
Safety and Ecological Notes for Disposal
Laser Safety
Warnings, Cautions, Notes
Symbols, Abbreviations and Trademarks

1. Product Information
Product Overview
Component Layout
Paper Path
Drive Layout
Machine Codes and Peripherals Configuration
Guidance for Those Who are Familiar with Predecessor Products

2. Installation
Installation Requirements
Machine Level
Machine Space Requirements
Machine Dimensions
Power Requirements
Copier Installation
Power Sockets for Peripherals
Installation Flow Chart
Installation Procedure
Tapes and Retainers
Protection Sheet (Only for single pass ADF model)
Developer and Toner Bottles
Paper Trays
Initialize the Developer
Settings Relevant to the Service Contract
SP Operation Sound On/Off Setting
Settings for @Remote Service
Enabling VM
Enabling App2Me
Security Function Installation
External USB Keyboard (External Option)
Moving the Machine
Transporting the Machine
Paper Feed Unit Installation (D580)
Accessory Check
Installation Procedure
Envelope Feeder EF3020 (D638)
Accessory Check
Installation Procedure
LCIT PB3140 (D581)
Accessory Check
Installation Procedure
SP Settings
1200 LCT Installation (D631)
Component Check
Installation Procedure
Side Fence Position Change
ARDF Installation (D630)
Component Check
Installation Procedure
1-Bin Tray Unit Installation (D632)
Component Check
Installation Procedure
Internal Shift Tray (D633)
Component Check
Installation Procedure
Side Tray (D635)
Component Check
Installation Procedure
Bridge Unit Installation (D634)
Component Check
Installation Procedure
Finisher SR3090 (D588)
Accessory Check
Installation Procedure
2000/3000-Sheet (Booklet) Finisher (D636/D637)
Accessory Check
Installation Procedure
Support Tray Installation
Punch Unit Type 3030 (D570)
Component Check
Installation Procedure
Installation Procedure
Key Counter Bracket Type H (A674)
Installation Procedure
Copy Data Security Unit Type F (B829)
Component Check
User Tool Setting
Optional Counter Interface Unit Type A (B870)
Components Check
Installation Procedure
Card Reader Bracket Type C3352 (D593)
Component Check
Installation Procedure
Anti-Condensation Heater (Scanner)
Installation Procedure
Anti-Condensation Heater Type A
Component Check
Installation Procedure
For installing the tray heater in the main machine
For installing the tray heater in D537
For Installing the Tray Heater in D538
Controller Options
I/F Card Slots
SD Card Slots
SD Card Appli Move
Move Exec
Undo Exec
PostScript3 Unit Type C5502
IPDS Unit Type C5502
File Format Converter Type E
IEEE 1284 Interface Board Type A
Installation Procedure
IEEE 802.11a/g g Interface Unit Type J/K
Installation Procedure
Installing Various Hardware Combinations
UP Mode Settings for Wireless LAN
SP Mode and UP Mode Settings for IEEE 802.11 a/g g Wireless LAN
Bluetooth Interface Unit Type D
Camera Direct Print Card Type J
SD Card for Netware Printing Type H
Browser Unit Type F
Installation Procedure
Browser Icon Addition
Gigabit Ethernet Type B
Check All Connections

3. Preventive Maintenance
Maintenance Tables
PM Parts Settings
Before Removing the Old PM Parts
After installing the new PM parts
Preparation before operation check
Operation check

4. Replacement and Adjustment
Special Tools
Image Adjustment
Scanner sub-scan magnification
Scanner leading edge and side-to-side registration
ARDF side-to-side, leading edge registration and trailing edge
ARDF sub-scan magnification
Image Area
Leading Edge
Side to Side
Adjustment Standard
Paper Registration Standard
Adjustment Procedure
Erase Margin Adjustment
Color Registration
Line Position Adjustment
Printer Gamma Correction
Copy Mode
Printer Mode
Exterior Covers
Front Door
Controller Cover
Left Cover
Rear Cover
Right Rear Cover
Operation Panel
Paper Exit Cover
Inner Tray
Ozone Filter and Dust Filter
Ozone filters for the scanner unit
Ozone filter and dust filter for the AC controller
Scanner Unit
Exposure Glass
Exposure Lamp
Scanner Motor
Sensor Board Unit (SBU)
When reassembling
Original Length Sensors
Exposure Lamp Stabilizer
SIO (Scanner In/Out) Board
Scanner HP Sensor
Platen Cover Sensor
Front Scanner Wire
Reassembling the Front Scanner Wire
Rear Scanner Wire
Reassembling the Rear Scanner Wire
Touch Panel Position Adjustment
Laser Optics
Caution Decal Location
LD Safety Switch
Error Messages
Laser Optics Housing Unit
Preparing the new laser optics housing unit
Before removing the old laser optics housing unit
Recovery procedure for no replacement preparation of laser optics housing unit
Removing the old laser optics housing unit
Installing a new Laser Optics Housing Unit
After installing the new laser optics housing unit
Polygon Mirror Motor and Drive Board
Airflow Fans
Laser Optics Rear Right Thermistor
Image Creation
Drum Unit and Development Unit
Toner Collection Bottle
Second Duct Fans
When reinstalling the second duct fans
Third Duct Fan
When reinstalling the third duct fan
Toner Pump Unit
When you install the new toner pump unit
Toner End Sensor
Image Transfer
Image Transfer Belt Cleaning Unit
Image Transfer Belt Unit
Image Transfer Belt
When reinstalling the image transfer belt
Paper Transfer
Paper Transfer Roller Unit
Paper Transfer Unit
ID Sensor Board
Cleaning for ID sensors
After installing a new ID sensor unit/board
Temperature and Humidity Sensor
Drive Unit
Gear Unit
When installing the drive unit
Adjustment after replacing the gear unit
Registration Motor
Paper Feed Motor
Drum/Development Motors for M, C, and Y
Drum/Development Motor-K
ITB Drive Motor
Fusing/Paper Exit Motor
Image Transfer Belt Contact Motor
Duplex Inverter Motor
Pressure Roller Contact Motor
Duplex/By-pass Motor
Paper Transfer Contact Motor
Toner Transport Motor
Toner Collection Unit
Paper Feed Clutches
Development Clutch-Y
Development Clutches for M and C
Development Clutch-K
Fusing Unit PM Parts
Fusing Unit
Fusing Exit Shutter Plate
Fusing Entrance Guide Plate
Cleaning Requirement
Fusing Exit Guide Plate Cleaning Procedure
Fusing Unit Upper Cover
Fusing Unit Lower Cover
Heating Sleeve Belt Unit
Pressure Roller
Stripper Plate
Cleaning Requirement
Pressure Roller Thermistors
Pressure Roller Thermostats
NC Sensors
Fusing Fan
When installing the fusing fan
Paper Exit Fan
When installing the paper exit fan
AC Controller Board Fan
When installing the AC controller fan
Fusing Entrance Thermopiles
When cleaning the lens of the thermopile
Pressure Roller HP Sensor
QSU fan
Fusing Unit Shutter Plate Drive Motor
Fusing Unit Shutter Plate Home Position Sensor
Fusing Unit Shutter Plate Drive Mechanism
Paper Feed
Paper Feed Unit
Pick-Up, Feed and Separation Rollers
Tray 1 and Tray 2
Tray Lift Motor
Vertical Transport, Paper Overflow, Paper End and Paper Feed Sensor
Registration Sensor
By-pass Paper Size Sensor and By-pass Paper Length Sensor
When reinstalling the by-pass paper size sensor
By-pass Bottom Tray
By-pass Paper End Sensor
By-pass Pick-up, Feed and Separation Roller, Torque Limiter
By-pass Feed Clutch
Paper Exit Unit
Fusing Exit, Paper Overflow, Junction Paper Jam and Paper Exit Sensor
Duplex Unit
Duplex Unit
Duplex Door Sensor
Duplex Entrance Sensor
Duplex Exit Sensor
Electrical Components
Controller Box closed
Behind the IOB, FCU and G3 Interface Unit
Controller Box Open
Controller Unit
Controller Box Right Cover
Controller Box
When opening the controller box
When removing the controller box
IOB (In/Out Board)
When installing the new BCU
Shutdown Board
PSU bracket
PSU board
PSU fans
ITB Power Supply Board
High Voltage Supply Board
High Voltage Supply Board Bracket
AC Controller Board
AC Controller Board Bracket
Controller Board
When installing the new controller board
When installing the HDD fan
When installing a new HDD unit
Toner Bottle Detection Board
NVRAM Replacement Procedure
NVRAM on the BCU
NVRAM on the controller board
Tube Cooling Fan (1st Duct Fan)
Single Pass ADF (Single Pass ADF model only)
Single Pass ADF
ADF Covers
ADF Front Cover
ADF Rear Cover
Original Feed Cover
Original Tray Unit
Original Feed Unit
Original Feed Belt and Pick-Up Roller
Original Separation Roller
Original Registration Sensor
ADF Control Board
Original Width, Interval, Original Separation and Skew Correction Sensors
Original Width Sensors
Original Separation and Skew Correction Sensors
Interval Sensor
Original Length Sensors
APS Start Sensor
Other ADF Sensors
Bottom plate HP Sensor
Original Set Sensor
Original Feed Cover Sensor
Bottom Plate Position Sensor
Original Pick-Up Roller HP Sensor
Bottom Plate Lift Motor
Original Transport Motor
Original Feed Motor
Original Pick-Up Roller Motor
Original Exit Motor
CIS Unit
When reinstalling the CIS Unit
Original Exit Sensor
When reinstalling the ADF fan
Using Dip Switches
Controller Board
BCU Board

5. System Maintenance
Service Program Mode
SP Tables
Enabling and Disabling Service Program Mode
Entering SP Mode
Exiting SP Mode
Types of SP Modes
SP Mode Button Summary
Switching Between SP Mode and Copy Mode for Test Printing
Selecting the Program Number
Exiting Service Mode
Service Mode Lock/Unlock
Display on the Control Panel Screen
Main SP Tables-1
SP1-XXX (Feed)
Main SP Tables-2
SP2-XXX (Drum)
Main SP Tables-3
SP3-XXX (Process)
Main SP Tables-4
SP4-XXX (Scanner)
Main SP Tables-5
SP5-XXX (Mode)
Main SP Tables-6
SP6-XXX (Peripherals)
Main SP Tables-7
SP7-XXX (Data Log)
Main SP Tables-8
SP8-xxx: Data Log2
Main SP Tables-9
Input Check Table
Table 1: Paper Height Sensor
Table 2: Paper Size Switch (Tray 2)
Table 3: Paper Size (By-pass Table)
ARDF (D630)
2000/3000-Sheet (Booklet) Finisher (D637, D636)
1000-Sheet Finisher (D588)
Bridge Unit (D634)/ Side Tray (D635)
Internal Shift Tray (D633)
1 Bin Tray (D632)
Two-Tray PFU (D580)/ LCIT 2000 (D581)/ LCIT 1200 (D631)
Output Check Table
ARDF (D630)
1000-Sheet Finisher (D588)
2000/3000-Sheet (Booklet) Finisher (D637/D636)
Bridge Unit (D386)/ Side Tray (D634)
Shift Tray (D633)
1 Bin Tray (D632)
Two-Tray PFU (D580)/ LCIT 2000 (D581)/ LCIT 1200 (D531)
Printer Service Mode
SP1-XXX (Service Mode)
Scanner SP Mode
SP1-xxx (System and Others)
SP2-XXX (Scanning-image quality)
Firmware Update
Type of Firmware
Before You Begin
Updating Firmware
Updating Procedure
Error Messages
Firmware Update Error
Recovery after Power Loss
Updating the LCDC for the Operation Panel
Update Procedure for App2Me Provider
Browser Unit Update Procedure
Handling Firmware Update Errors
Error Message Table
Installing Another Language
Reboot/System Setting Reset
Software Reset
System Settings and Copy Setting Reset
System Setting Reset
Copier Setting Reset
Downloading Stamp Data
NVRAM Data Upload/Download
Uploading Content of NVRAM to an SD card
Downloading an SD Card to NVRAM
Address Book Upload/Download
Information List
Using the Debug Log
Switching ON and Setting UP Save Debug Log
Retrieving the Debug Log from the HDD
Recording Errors Manually
Debug Log Codes
SP5857-015 Copy SD Card-to-SD Card: Any Desired Key
SP5857-016 Create a File on HDD to Store a Log
SP5857-017 Create a File on SD Card to Store a Log
Card Save Function
Card Save:
Error Messages
SMC List Card Save Function
SMC List Card Save
File Names of the Saved SMC Lists
Error Messages

6. Troubleshooting
Service Call
Service Call Conditions
SC Code Classification
Service Call Tables – 1
SC1xx: Scanning
Service Call Tables – 2
SC 2xx: Exposure
Service Call Tables – 3
SC3xx: Image Processing – 1
SC3xx: Image Processing – 2
Service Call Tables – 4
SC4xx: Image Processing – 3
Service Call Tables – 5
SC5xx: Paper Feed and Fusing
Service Call Tables – 6
SC6xx: Device Communication
Service Call Tables – 7
SC7xx: Peripherals
Service Call Tables – 8
SC8xx: Overall System
Service Call Tables – 9
SC9xx: Miscellaneous
Process Control Error Conditions
Developer Initialization Result
Process Control Self-Check Result
Vsg Adjustment Result
Line Position Adjustment Result
Troubleshooting Guide
Image Quality
Line Position Adjustment
Countermeasure list for color registration errors
Stain on the Outputs
Stack Problem in the 1-Bin Tray
Problem at Regular Intervals
Toner End Recovery Error
Flow Chart for the Toner End Recovery Error
Toner Bottle Detection Error
Solid Image or Halftone Image Error
Recovery Procedure
Problem Prevention Procedure
Faulty Cleaning
Black or color lines (2-3mm)
Band Image Between 20mm and 30mm
Encryption Key Restoration for NVRAM
How to restore the old encryption key to the machine
How to do a forced start up with no encryption key
Fax Icon is not Displayed
Other Symptoms
Flowchart for the error
Countermeasure list for the error
Jam Detection
Paper Jam Display
Jam Codes and Display Codes
Paper Size Code
Sensor Locations
Electrical Component Defects
Blown Fuse Conditions
Power Supply Unit
AC Drive Board
Scanner Test Mode
SBU Test Mode

7. Energy Saving
Energy Save
Energy Saver Modes
Timer Settings
Return to Stand-by Mode
Energy Save Effectiveness
Paper Save
Effectiveness of Duplex/Combine Function
1. Duplex:
2. Combine mode:
3. Duplex + Combine:
How to calculate the paper reduction ratio

Number of pages: 1334.