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Ricoh Manuals
Fax Machine
FT5233
Service manual
Ricoh FT5233 Service Manual
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
Specification
Machine Configuration
Copier
Optional Equipment
Copy Process Around the Drum
Mechanical Component Layout
Drive Layout
Paper Path
Normal Copying
Multiple 2-Sided Copying
Single 2-Sided Copying
Single Image Overlay Copying
Electrical Component Description
Process Control
Overview
ID Sensor Output
Vr Pattern Control
Overview
VR Pattern Detection
Vl Pattern Control
VL Pattern Detection
Drum Unit
Automatic Image Density Control System (Ads)
Optical Component Control Timing
Lead Edge and Trail Edge Erase
Side Erase
Pattern Erase
Edit Erase Lamp Unit
Development Unit Change Mechanism
Color Development Unit Detection
Development Component Control Timing
DEVELOPMENT COMPONENT CONTROL TIMING (A4 Sideways, Upper Paper Tray, Black Development Unit)
Toner Supply
Overview
Toner Supply Drive Mechanism
Detect Supply Mode (SP #30 = 0)
Toner Supply Control
Fixed Supply Mode (SP Mode #30=1)
Toner End Detection
Image Transfer and Paper Separation
Image Transfer
Paper Separation
Pre-Transfer Lamp (Ptl)
Automatic Drum Current Adjustment
Drum Current Detection
Automatic Drum Current Adjustment
T&S CORONA CONTROL TIMING (A4 Sideways, Upper Paper Tray, Black Development Unit)
Drum Cleaning
Overview
Drive Mechanism
Cleaning Unit Release
Release Mechanism
Cleaning Blade Release
Used Toner Detection
Quenching
Paper Feed and Registration
Overview
Friction Pad System
Frr Feed System
Pick-Up Roller
Large Capacity Tray
Paper Feed and Registration Drive Mechanism
Paper Feed and Misfeed Timing
Image Fusing
Fusing Drive Release Mechanism
Fusing Entrance Guide Shift Mechanism
Fusing Lamp Control
Turn Guide Section
Duplex Entrance to Duplex Tray
Duplex Stacking
Paper Feed from Duplex Tray
Duplex Tray Lock Mechanism
Duplex Feed Drive Release Mechanism
Duplex Component Control Timing
Machine Level
Minimum Space Requirements
Power Requirements
Copier Installation
Optics
Charge Corona
Development Unit
Erase Lamp
Cleaning Unit
Pre-Transfer and Quenching Lamps
Transfer and Separation
Fusing Unit
Paper Feed
Service Program Access Procedure
Service Program Mode
Service Program Mode Operation
Change Adjustment Values or Modes
Memory All Clear Procedure (SP99)
Service Program Mode Table
Sensor/Switch/Signal Data Check
Electrical Component Check
Replacement and Cleaning
Sp Mode Practical Use Table
Major Adjustment
Checking
Optional Equipment Installation
Main Control Board
Test Points
Pm Table
Preventive Maintenance Schedule
Explanation of Regular Pm
Regular Pm Procedure
Replacement and Adjustment
Exterior and Inner Covers
Exterior Cover Removal
Front Door
Front Upper Cover
Left Bottom Cover
Left Cover
Rear Cover
Right Upper Cover
Right Lower Cover (for Type 1)
Right Lower Covers (for Type 2 and Type 3)
Top Cover
Inner Cover Removal
Optics
Exposure Glass Removal
Exposure Lamp Replacement
Optics Thermoswitch Replacement
Optics Fan Filter Cleaning and Replacement
Belt Removal
Scanner Drive Belt Replacement
1St and 2Nd Scanner Position Adjustment
Belt Installation
3Rd Scanner Drive Motor Replacement
Lens Drive Wire Replacement
Wire Removal
Wire Installation
Lens Drive Motor Replacement
Original Size Sensors Replacement
Development and Toner Supply
Black Development Unit
Development Unit Removal
Color Development Unit
Black Developer (SP Mode #65)
Developer Replacement
Color Developer (SP Mode #10)
Development Unit Shift Clutch Lubrication
Toner Supply Clutch Removal
Color Development Switch Replacement
Cleaning
Cleaning Unit Removal
Cleaning Blade Replacement
Cleaning Brush Replacement
Blade Scraper Replacement
Used Toner Collection (Sp83)
Entrance Seal Replacement
Paper Feed
Paper Tray Removal
Friction Pad Feed System (Paper Tray)
Paper Feed Roller Replacement
FRR-Feed System (Manual Feed/Large Capacity Tray)
By-Pass Feed Table Removal
Paper Feed Clutches Replacement
Registration Clutch Replacement
Tray Lift Motor/Tray Replacement
Lct Drive Belt Replacement
Lct Lift Motor Replacement
Around the Drum
Drum Unit Removal
Drum Replacement
Pick-Off Pawl Replacement
ID Sensor Cleaning and Replacement
Sensor Cleaning and Replacement
Toner Shield Glass and Green Filter Cleaning
Erase Lamp Unit Replacement
Ptl Filter Cleaning and Replacement
Pre-Transfer Lamp Replacement
Quenching Lamp Filter Cleaning
Quenching Lamp Replacement
Charge Corona Wire Replacement
Charge Corona Wire Height Adjustment
Charge Grid Plate Replacement
Transfer/Separation Corona Wire Replacement
Fusing
Fusing Unit Removal
Fusing Lamp Replacement
Hot Roller Replacement
Pressure Roller Replacement
Fusing Stripper Pawl Replacement
Thermofuse Replacement
Fusing Thermistor Replacement
Fusing Temperature Check (Sp52)
Fusing Temperature Adjustment (Sp49)
Duplex
Duplex Unit Removal
Duplex Feed Roller Replacement
Duplex Friction Roller Replacement
Jogger Home Position Sensor and Jogger Motor Replacement
Duplex Motor Replacement
Copy Quality Adjustment
Light Intensity Adjustment (Sp48)
Uneven Exposure Adjustment
Black Bias Adjustment (SP37)
Image Area Bias Voltage Adjustment
Color Bias Adjustment (SP79)
Highlight Bias (Manual ID Level 7) Adjustment (SP46)
Black Toner Density Adjustment (SP33)
Toner Density Adjustment
Color Toner Density Adjustment (SP75)
Toner Supply Ratio Selection (Sp31/Sp32/Sp)
Ads Density Selection (Sp)
Ads Sensor Automatic Adjustment (Sp)
Vertical Magnification Adjustment (Sp)
Focus Adjustment in Enlarge/Reduction (Sp)
Focus Adjustment in Full Size (Sp)
Lead Edge Registration Adjustment (Sp)
Lead Edge Erase Margin Adjustment (Sp)
Side-To-Side Registration Adjustment
Rd Scanner Height Adjustment
Main Control Board Replacement
T/S Corona Current Auto Adjustment (Sp)
DC Power Supply Board Replacement
Troubleshooting
Introduction
Blank Copy (White Copy)
Copy Quality
Dirty Background
Uneven Image Density
Vertical Black Bands
Vertical Black Lines
Vertical White Lines or Bands-1 (Dull or Blurred)
Vertical White Lines or Bands-2 (Thin, Distinct)
Horizontal Black/White Lines
Black Spots on the Copy Image
Skewed (Optical) Copy Image
Toner Density too High
Toner Density too Low
Toner Scattering
Unfused Copy Image
A Horizontal Thin Line Appearing Close to the Leading Edge
Creasing after Fusing
Z-Folded Copy or Lead Edge Registration Varies
Code #11 - Exposure Lamp Error 1 (Stand-By)
Code #12 - Exposure Lamp Error 2 (Copying)
Service Call Conditions
Code #20 - Scanner Motor Error
Code #21 - Scanner Home Position Error 1
Code #22 - Scanner Home Position Error 2
Code #23 - Lead Edge Signal Error
Code #24 - Scanner Home Position Signal Error
Code #29 - Lens Home Position Error
Code #2A - 3Rd Scanner Home Position Error
Code #2B - 3Rd Scanner Home Position Error
Code #41 to #45 - Paper Tray Lift Motor Error
Code #46 - Lct Lift Motor Error
Code #53 - Fusing Thermistor Open
Code #54 - Fusing Warm-Up Error
Code #55 - Fusing Overheat
Code #61 - Main Drive Motor Error
Code #62 - Transport Fan Motor Error
Code #63 - Exhaust Blower Motor Error
Code #64 - Fusing Exhaust Fan Motor Error
Code #74 - ID Sensor Adjustment Error
Code #75 - V Sensor Adjustment Error
Code #76 - Ads Sensor Adjustment Error
Code #81 - Jogger Home Position Error
Code #82 - Jogger Home Position Error
Code #91 - Total Counter Error
Code #92 - Total Counter Short
Code #93 - Interface Signal Error
Code #94 - Editor Signal Error
Code #95 - Area Code Detection Error
Code #De - Vl Initial Detection Error
Electrical Component Defects
Table of Contents
Exterior (A327)
Transport Section (A327)
Sorter Main Board (A327)
Sorter Main Harness (A327)
Decal and Document (A327)
Parts Index
Table of Contents
Location of Unit
MIDI Sorter 1 (A411)
MIDI Sorter 2 (A411)
Sorter Board (A411)
Sorter Harness (A411)
Parts Index
This Parts Catalog Includes Mb no 1 to 4.
Sorter (A423)
Bin Motor Board (A423)
Sorter Harness (A423)
Decal and Document (A423)
Parts Index
This Parts Catalog Includes Mb no 1 to 11
Location of Unit
Exterior (A497)
Original Feed Section 1 (A497)
Original Feed Section 2 (A497)
Transport Section (A497)
Inverter and Exit Section (A497)
Electrical Section (A497)
Main Board (A497)
Main Harness (A497)
Interface Harness (A497)
Feed-In Motor Harness (A497)
Decal and Document (A497)
Parts Index
Paper Feed Section (A325/A)
Tray Lift Section (A325/A)
Drive Section (A325/A)
Frame Section (A325/A)
Interface Board (A325/A)
Main Harenss (A)
Special Tool (A325/A)
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Specification
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FT5233/5433/5733
SERVICE MANUAL
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481
This Parts Catalog Includes Mb No 1 to 4.
498
This Parts Catalog Includes Mb No 1 to 11
513
Table of Contents
607
Table of Contents
908
Replacement and Adjustment
914
Sorter Stabler
925
Table of Contents
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