Oki B6250 Oki B6500 Service Manual and Parts List Manual for B6500

Service Manual Oki B6250 Oki B6500 and Parts List Manual for B6500;
This manual is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Oki B6250 Oki B6500.
You can print, zoom or read any diagram, picture or page from this Service Manual. Every chapter on this manual is fully detailed and contain all the simulation codes, trouble codes, maintenance procedures, reset procedures, diagnose procedures of Oki B6250 Oki B6500. You can find easily everything what do you need.
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Chapter 1. REMOVAL AND REPLACEMENT PROCEDURES (RRPs)
RRP1. COVERS
RRP1.1 COVER REAR (PL 1.1)
RRP1.2 COVER RIGHT (PL 1.1)
RRP1.3 COVER LEFT (PL 1.1)
RRP1.4 COVER TOP (PL 1.1), OPERATION PANEL (PL 1.1)
RRP1.5 COVER FRONT (PL 1.1)
RRP2. 150 PAPER CASSETTE
RRP2.1 ROLL ASSEMBLY RETARD (PL 2.1.2)
RRP2.2 RACK SIZE (PL 2.1)
RRP2.3 GEAR SECTOR (PL 2.1)
RRP2.4 GUIDE ASSEMBLY END 150 (PL 2.1)
RRP2.5 PLATE ASSEMBLY BTM (PL 2.1)
RRP2.6 GEAR LEVER LOCK (PL 2.1.25), LEVER BTM LOCK (PL 2.1)
RRP2.7 HANDLE EXTENSION 150 (PL 2.1)
RRP3. 550 PAPER CASSETTE
RRP3.1 ROLL ASSEMBLY RETARD (PL 3.1)
RRP3.2 RACK SIZE (PL 4.1.40)
RRP3.3 GEAR SECTOR (PL 3.1)
RRP3.4 GUIDE ASSEMBLY END 550 (PL 3.1)
RRP3.5 PLATE ASSEMBLY BTM
RRP3.6 GEAR LEVER LOCK (PL 3.1.26), LEVER BTM LOCK (PL 3.1)
RRP3.7 HANDLE EXTENSION 550 (PL 3.1)
RRP3.8 GUIDE INDICATOR 3 (PL 3.1.36)
RRP3.9 GUIDE INDICATOR 2 (PL 3.1.35)
RRP3.10 LOW IND FRONT (PL 3.1)
RRP4. 150 paper Feeder
RRP4.1 150 FEEDER ASSEMBLY (PL 4.1)
RRP4.2 ROLL ASSEMBLY NUDGER (PL 4.1), ROLL ASSEMBLY FEED (PL 4.1)
RRP4.3 CLUTCH ONEWAY NUDGER (PL 4.1)
RRP4.4 GEAR NUDGER (PL 4.1)
RRP4.5 ROLL REGI RUBBER (PL 4.1.12)
RRP4.6 CLUTCH ASSEMBLY PH (PL 4.1.21), CLUTCH REGI (PL 4.1)
RRP4.7 SENSOR REGI (PL 4.1.30)
RRP4.8 SENSOR NO PAPER (PL 4.1.38)
RRP4.9 SENSOR TONER (PL 4.1.46)
RRP4.10 ACTUATOR NO PAPER (PL 4.1)
RRP5. 550 Paper Feeder
RRP5.1 550 FEEDER ASSEMBLY (PL 5.1)
RRP5.2 ROLL ASSEMBLY NUDGER (PL 5.1), ROLL ASSEMBLY FEED (PL 5.1)
RRP5.3 CLUTCH ONEWAY NUDGER (PL 5.1.27)
RRP5.4 GEAR NUDGER (PL 5.1.18)
RRP5.5 CLUTCH ASSEMBLY PH (PL 5.1.20)
RRP5.6 SENSOR NO PAPER (PL 5.1.38)
RRP5.7 GUIDE TRAY RIGHT (PL 5.1)
RRP5.8 GUIDE TRAY LEFT (PL 7.1)
RRP5.9 SENSOR LOW PAPER (PL 5.1.4)
RRP5.10 ACTUATOR NO PAPER (PL 5.1)
RRP6. Xerographics
RRP6.1 ROS ASSEMBLY (PL 6.1)
RRP6.2 DUCT FRONT (PL 6.1), FAN SUB (PL 6.1)
RRP6.3 SHIELD PLATE ROS (PL 6.1)
RRP6.4 GUIDE CRU LEFT (PL 6.1)
RRP6.5 INTERLOCK S/W 24V, INTERLOCK S/W 5V (PL 6.1)
RRP6.6 LEVER GUIDE (PL 6.1.14)
RRP6.7 HARNESS ASSEMBLY FUSER (PL 6.1)
RRP6.8 FUSER ASSEMBLY (PL 6.1)
RRP6.9 BTR ASSEMBLY (PL 6.1)]
RRP6.10 CHUTE TRANSFER (PL 6.1)
RRP6.11 PWBA ASSEMBLY ANT (PL 6.1.23)
RRP6.12 GUIDE ASSEMBLY CRU R (PL 6.1)
RRP6.13 LEVER LINK (PL 6.1.29), LINK GEAR 3(PL 6.1.30)
RRP7. 500 Paper Exit
RRP7.1 COVER EXIT 500 (PL 1.1)
RRP7.2 500 EXIT ASSEMBLY
RRP7.3 CHUTE UP EXIT, CHUTE LOW EXIT (PL 7.1)
RRP7.4 ROLL EXIT (PL 7.1.)
RRP7.5 MOTOR ASSEMBLY EXIT (PL 7.1.15)
RRP7.6 SENSOR FACE UP OPEN (PL 7.1)
RRP7.7 SENSOR FULL STACK (PL 7.1.26)
RRP7.8 ACTUATOR FULL STACK (PL 7.1.10)
RRP7.9 COVER REAR 500 (PL 7.1)
RRP7.10 FUSER ROLL (FU) (PL 7.2)
RRP7.11 LEVER GATE HOLDER,SPRING LEVER GATE, LEVER GATE FU (PL 7.2)
RRP7.12 LEVER LATCH LEFT, SPRING LATCH FU, LEVER LATCH RIGHT (PL 7.2)
RRP7.13 ROLL PINCH FUSER, SPRING PINCH FUSER (PL 7.2)
RRP7.14 GATE FUSER (PL 7.2)
RRP7.15 GATE OCT EXIT (PL 7.1)
RRP8. Frame & Drive
RRP8.1 MOTOR COVER (PL 8.1)
RRP8.2 MAIN MOTOR (PL 8.1.2)
RRP8.3 GEAR ASSEMBLY HOUSING (PL 8.1.3)
RRP8.4 GEAR ASSEMBLY PLATE (PL 8.1.10), GEAR 9 (PL 8.1.9)
RRP9. Electrical
RRP9.1 SHIELD PLATE LVPS (PL 9.1)
RRP9.2 PWBA EXIT MOTOR (PL 9.1.4)
RRP9.3 LVPS (PL 9.1.5)
RRP9.4 POWER SWITCH (PL 9.1.6), HARNESS ASSEMBLY AC100V/AC200V (PL 9.1.8)
RRP9.5 INTERLOCK S/W REAR (PL 9.1.7)
RRP9.6 FAN MAIN (PL 1.1.14)
RRP9.7 SHIELD ASSEMBLY ESS (PL 9.1)
RRP9.8 SHIELD ASSEMBLY WINDOW (PL 9.1)
RRP9.9 SHIELD PLATE HVPS (PL 12.1.18)
RRP9.10 HVPS/MCU (PL 9.1.19)
RRP10. Duplex Option
RRP10.1 Duplex Option
RRP10.2 HSG UPPER ASSY (PL10.1)
RRP10.3 HSG LOWER DUP (PL10.1)
RRP10.4 COVER TOP (PL10.1)
RRP10.5 PWBA DUPLEX (PL10.1)
RRP10.6 COVER REAR (PL10.1), FAN DUPLEX (PL10.1)
RRP10.7 SENSOR DUP (PL10.1)
RRP10.8 ROLL DUP (PL10.1)
RRP10.9 COVER LEFT (PL10.1)
RRP10.10 COVER RIGHT (PL10.1)
RRP10.11 MOTOR DUPLEX (PL10.1)
RRP10.12 SWITCH DUPLEX (PL10.1)
RRP10.13 COVER HARNESS (PL10.1), HARNESS ASSY DUP (PL10.1)
RRP11. OCT Option
RRP11.1 OCT Option
RRP11.2 COVER REAR (PL11.1)
RRP11.3 TRAY ASSY OCT (PL11.1)
RRP11.4 COVER OCT (PL11.1)
RRP11.5 COVER FRONT (PL11.1)
RRP11.6 ACTUATOR FULL STACK (PL11.1)
RRP11.7 PWBA OCT (PL11.1)
RRP11.8 MOTOR ASSY OFFSET (PL11.1)
RRP11.9 SOLENOID ASSY GATE (PL11.1)
RRP11.10 SENSOR OCT (PL11.1)
RRP11.11 ROLL OCT LOWER (PL11.1)
RRP11.12 ROLL OCT UPPER (PL11.1)
RRP11.13 MOTOR ASSY OCT (PL11.1)
RRP12. 550 Paper Feeder Option
RRP12.1 550 Paper Feeder Option
RRP12.2 COVER RIGHT PLATE (PL12.1)
RRP12.3 COVER LEFT PLATE (PL12.1)
RRP12.4 OPT ASSY SIZE (PL12.1)
RRP12.5 DRIVE ASSY OPT FDR (PL12.1)
RRP12.6 MOTOR FEEDER (PL12.1)
RRP12.7 SENSOR LOW PAPER (PL12.1)
RRP12.8 PWBA FEEDER 550 (PL12.1)
RRP12.9 550 FEEDER OPTION (PL12.2)
RRP12.10 ROLL ASSY NUDGER (PL12.2), ROLL ASSY FEED (PL12.2)
RRP12.11 CLUTCH ONEWAY NUDGER (PL12.2)
RRP12.12 GEAR NUDGER (PL12.2)
RRP12.13 ROLL ASSY TURN (PL12.2)
RRP12.14 CLUTCH ASSY PH (PL12.2)
RRP12.15 CLUTCH PR-REGI (PL12.2)
RRP12.16 SENSOR NO PAPER (PL12.2)
RRP12.17 ROLL ASSY RETARD (PL12.2)
RRP12.18 RACK SIZE (PL12.3)
RRP12.19 GEAR SECTOR (PL12.3)
RRP12.20 GUIDE ASSY END 550 (PL12.3)
RRP12.21 PLATE ASSY BTM (PL12.3)
RRP12.22 GEAR LEVER LOCK (PL12.3), LEVER BTM LOCK (PL12.3)
RRP12.23 HANDLE EXTENSION 550 (PL12.1)
RRP12.24 GUIDE INDICATOR 3 (PL12.3)
RRP12.25 GUIDE INDICATOR 2 (PL12.3)
RRP12.26 LOW IND FRONT (PL12.3)
RRP12.27 SPRING EARTH TOP (PL12.2)

Chapter 2. PRINT ENGINE PLUG/JACK CONNECTOR LOCATIONS
1. Connector [P (plug) / J (jack)]
1.1 List of P/J
1.2 Print Engine P/J Diagram (1 of 2)
1.3 Print Engine P/J Diagram (2 of 2)
Duplex Transport Option
2. Connector [P (plug) / J (jack)]
2.1 List of P/J
2.2 Duplex Transport Option P/J Diagram
OCT Option
3. Connector [P (plug) / J (jack)]
3.1 List of P/J
3.2 OCT Option P/J Diagram
550 Sheet Feeder
4. Connector [P (plug) / J (jack)]
4.1 List of P/J
4.2 550 Sheet Feeder P/J Diagram

Chapter 3. PRINCIPLES OF OPERATION
Engine
1. Summary of Printing Process
2. Flow of Print Data
3. Driving Force Transmission Path
3.1 MAIN MOTOR
3.2 MOTOR ASSY EXIT
3.3 Gear Layout
4. Paper Transport
4.1 Paper Transport Path
4.2 Layout of Paper Transport Path
5. Actions of Main Functional Components
5.1 Paper Cassette
5.2 Paper Feeder
5.3 Xero
5.4 Fuser
5.5 500 Paper Exit & Option Face Up Tray
5.6 Drive
5.7 Electrical
6. Control
6.1 Control of Paper Size
6.1.1 Cassette Feeding (Paper Cassette)
6.2 ROS Control
6.2.1 Rotation of Scanner Motor
6.2.2 Warm-up of ROS
6.2.3 ROS Reference Value
6.3 Fuser Control
6.3.1 Fuser Control
6.3.2 ON/OFF Control of Halogen Lamp
6.3.3 Warm-up of Fuser
6.3.4 Fuser Temperature in Ready State
6.3.5 Fuser Temperature when Abnormal Temperature (higher or lower) is Detected
7. Schematic Diagram of Safety System
Duplex Option
8. Driving Force Transmission Path
8.1 MOTOR DUPLEX
8.2 Gear Layout
9. Paper Transport
9.1 Paper Transport Path
9.2 Layout of Paper Transport Path
10. Actions of Main Functional Components
Chapter 3 Principles of Operation
Chapter 3 Principles of Operation Contents
OCT Option
11. Driving Force Transmission Path
11.1 MOTOR ASSY OCT
11.2 Gear Layout
12. Paper Transport
12.1 Paper Transport Path
12.2 Layout of Paper Transport Path
13. Actions of Main Functional Components
550 Sheet Feeder Option
14. Driving Force Transmission Path
14.1 MOTOR FEEDER
14.2 Gear Layout
15. Paper Transport
15.1 Paper Transport Path
15.2 Layout of Paper Transport Path
16. Actions of Main Functional Components

Chapter 4. WIRING DIAGRAMS AND SIGNAL INFORMATION
1. Connection Wiring Diagram
1.1 Symbols in the General Connection Wiring Diagram
1.2 General Wiring Diagram
2. Interconnection Wiring Diagram of Parts
2.1 Instructions for the Use of the Interconnection Wiring Diagram of Parts
2.2 Configuration of the Interconnection Wiring Diagram of Parts
Duplex Transport Option 16
2.1 Connection Wiring Diagram
2.2 Configuration of the Interconnection Wiring Diagram of Parts
OCT Option 18
2.1 General Wiring Diagram
2.2 Configuration of the Interconnection Wiring Diagram of Parts
2.1 General Wiring Diagram
2.2 Configuration of the Interconnection Wiring Diagram of Parts

Chapter 5. PRINTER SPECIFICATIONS
1. Configuration of Printer
1.1 Basic Configuration
1.2 Engine Configuration with Options
2. Electrical Properties
2.1 Power Source
2.1.1 For 120 VAC Printer
2.1.2 For 220/240 VAC Printer
2.2 Power Consumption
2.2.1 Maximum Power Consumption
2.2.2 Average Power Consumption
3. Mechanical Properties
3.1 Print Engine Size and Weight (REF)
3.2 Media Input Tray Size and Weight (REF)
3.2.1 150 Tray
3.2.2 550 Tray
3.3 Media Input Tray/Deck (packaged in the same box), Size and Weight (REF)
3.3.1 Media Input Tray/Deck
3.4 EP Cartridge Size and Weight (REF)
3.5 Duplex Unit Size and Weight
3.6 500 Sheet Offset Catch Tray Size and Weight
3.7 Face Up Tray Size and Weight (REF)
3.8 Minimum Space Requirements
4. Specification
4.1 Base Print Engine Specification
4.1.1 Printing System
4.1.2 Exposure System
4.1.3 Transfer System
4.1.4 Fixing System
4.1.5 Resolution
4.1.6 Warm-up Time
4.1.7 First Print Output Time (FPOT)
4.1.8 Continuous Print Speed
4.1.9 Printable Area
4.2 Media Feed Specifications
4.2.1 1st Media Input Tray (150 Sheet Universal)
4.2.2 2nd Media Input Tray (550 Sheet Universal)
4.2.3 Auxiliary Paper Deck (Option)
4.2.4 Duplex Unit (Option)
4.3 Paper Output Tray
4.3.1 500 Sheet Face Down Output Tray
4.3.2 Face Up Output Tray (Option)
4.3.3 500 Sheet Offset Catch Tray (Option)
4.4 Printing Media
4.4.1 Baseline Paper
4.5 EP Cartridge Specification
4.5.1 EP Cartridge Life
5. Environmental Specifications
5.1 Installation and Storage Requirements
5.1.1 Print Engine Installation Requirements: Unpacked condition, an EP Cartridge installed
5.2 Acoustic Noise
5.3 Inclination
5.4 Illumination
5.5 Dust Emission
5.6 Chemical Substances
5.7 Pollution/Safety
5.8 Ozone Emission
5.9 Styrene/Benzene/TVOC
6. Regulatory Agency Approvals
6.1 Safety Specifications
6.1.1 For 120V/240V Type
6.1.2 For 220V/240V Type
6.1.3 E.M.I. (Electro-Magnetic Interference) Specifications
7. Reliability Specifications
7.1 MPBF (Mean Prints Between Failures)
7.2 MTTR (Mean Time To Repair)
7.3 Printer Life
7.3.1 Print Engine Life
7.3.2 Paper Deck Life
7.3.3 EP Cartridge Life
7.3.4 Duplex Unit Life
7.3.5 500 Sheet Offset Catch Tray
7.4 Average Number of Printed Sheets (Monthly)
7.5 Maximum Number of Printed Sheets (Monthly)
8. Print Quality Specifications
8.1 Print Quality Evaluation and Guaranteed Conditions
8.2 Print Alignment

Chapter 6. CONTROLLER/ESS OPTIONS
1. ESS Options
1.1 ESS Configuration
2. Option Installation
2.1 Installing the HDD
2.2 Installing the CF
2.3 Installing the Development Flash Card
2.4 Installing the SIMM Card
2.5 Installing the NIC

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Contents for PARTS LIST:
PL 1.1 COVER [ILLUSTRATION]
PL 2.1 150 PAPER CASSETTE [ILLUSTRATION]
PL 3.1 550 PAPER CASSETTE [ILLUSTRATION]
PL 4.1 150 PAPER FEEDER [ILLUSTRATION]
PL 5.1 550 PAPER FEEDER [ILLUSTRATION]
PL 6.1 XERO [ILLUSTRATION]
PL 7.1 500 PAPER EXIT (1/2) [ILLUSTRATION]
PL 7.2 500 PAPER EXIT (2/2) & OPTION FACE UP TRAY [ILLUSTRATION]
PL 8.1 FRAME & DRIVE [ILLUSTRATION]
PL 9.1 ELECTRICAL [ILLUSTRATION]

Number total of pages: 427.