Panasonic UF 5500/UF 4500 Service Manual and Parts Catalog


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 and parts list manual Panasonic UF 5500/UF 4500 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:

1) SAFETY PRECAUTIONS
1.1. For Service Technicians
1.2. AC Caution
1.3. Personal Safety Precautions
1.3.1. Moving Sections of the Unit
1.3.2. Live Electrical Sections
1.4. Service Precautions
1.4.1. Precautions to Prevent Damage from Static Electricity

2) WARNING
2.1. About Lead Free Solder (PbF: Pb free)
2.1.1. Suggested PbF Solder
2.2. Disposing of the P. C. Board
2.3. Insulation Resistance Test
2.4. Battery Caution
2.5. Laser Beam and Fuser Unit Section
2.6. Note for Repairing

3) SPECIFICATIONS
3.1. Fax Function
3.2. Printer & Scanner Function (UF-5500 only)

4) GENERAL/INTRODUCTION
4.1. Optional Accessories

5) HARDWARE REQUIREMENTS FOR PRINTER DRIVER AND APPLICATION SOFTWARE

6) TECHNICAL DESCRIPTIONS
6.1. Connection Diagram
6.2. General Block Diagram
6.3. Main Board Section
6.3.1. Data Flow
6.3.2. RTC Backup Circuit
6.3.3. Modem Circuit Operation
6.3.4. TEL Line Section
6.4. NCU Section
6.4.1. General
6.4.2. EXT. TEL. Line Relay (RLY100)
6.4.3. Bell Detection Circuit
6.4.4. Remote FAX Activation Circuit
6.4.5. TAM Interface Circuit
6.5. ITS (Integrated Telephone System) and Monitor Section
6.5.1. General
6.6. CIS Control Section
6.7. Motor Drive Section
6.7.1. Engine Motor Control Circuit
6.7.2. Scanner Motor Drive Circuit
6.8. Timing Chart and Waveform of Scanner Motors
6.8.1. Normal 1-2 phase excitation (half step)
6.8.2. Flat torque 1-2 phase excitation (half step)
6.8.3. W1-2 phase excitation (Quarter step)
6.8.4. Drive mode of ADF motor
6.9. FAN Motor Section
6.9.1. General
6.9.2. Circuit Diagram of FAN
6.9.3. Fan Control
6.9.4. Control table
6.9.5. Waveform
6.10. Solenoid Driver Section
6.11. LSU (Laser Scanning Unit) Section
6.12. Sensors and Switches Section
6.12.1. Drum Detection
6.12.2. Pickup Sensor
6.12.3. Exit Sensor
6.12.4. Read Position Sensor
6.12.5. Registration Sensor
6.12.6. Print Timing Sensor
6.12.7. Document Sensor
6.12.8. Top Cover Sensor
6.12.9. Toner Sensor…. “Out of Toner”, “Toner Low”, “Replace Drum”
6.12.10. ADF Cover Open Switch
6.13. Operation Board Section
6.14. LCD Section
6.15. HVPS (High Voltage Power Supply) Section
6.15.1. HVPS Specification
6.15.2. CHG-BIAS (Charge BIAS)/GRID/ UNIT
6.15.3. DEV DC BIAS UNIT
6.15.4. DEV AC BIAS UNIT
6.15.5. TRA (+) BIAS (Transfer (+) BIAS)/TRA (-) BIAS (Transfer (-) BIAS) UNIT
6.16. Heat Lamp Control Circuit
6.17. Main Board Section
6.18. Power Supply Board Section
6.19. Mechanical Operation
6.19.1. Printing
6.19.2. Scanning (ADF)

7) LOCATION OF CONTROLS AND COMPONENTS
7.1. Overview
7.2. Control Panel
7.2.1. Control Panel – For only U.S.A. (AU)
7.2.2. Control Panel – For only CANADA (AC)

8) INSTALLATION INSTRUCTIONS
8.1. Installation
8.1.1. Installation Space
8.1.2. DOCUMENT TRSAY AND RECORDING PAPER TRAY
8.1.3. RECORDING PAPER
8.1.4. Documents the Unit Can Send
8.1.5. Toner Cartridge and the Drum Cartridge
8.1.6. When Connecting using a USB Port (UF-5500 only)
8.1.7. When Connecting using a Network Port (UF-5500 only)
8.2. Connections

9) USER MODE
9.1. Fax Parameter Table

10) SERVICE MODE
10.1. Service Modes (For Facsimile)
10.1.1. Service Mode Table
10.1.2. Service Mode 1 (Function Parameter Setting)
10.1.3. Service Mode 3 (Printout of Lists, Reports and Test Results)
10.1.4. Service Mode 4 (Modem Test)
10.1.5. Service Mode 5 (Diagnostic)
10.1.6. Service Mode 6 (RAM Initialization)
10.1.7. Service Mode 7 (LBP Service Mode)
10.1.8. Service Mode 8 (Check & Call)
10.1.9. Service Mode 9 (System Maintenance)

11) TROUBLESHOOTING GUIDE
11.1. Starting Troubleshooting
11.1.1. Outline
11.1.2. Improper LCD Display
11.2. Troubleshooting Details
11.2.1. Initialization
11.2.2. Simplified Troubleshooting Guide
11.2.3. Safety Error Information Troubleshooting Guide
11.2.4. Print
11.2.5. Recording Paper Feed
11.2.6. ADF (Auto Document Feeder) Section
11.2.7. Communications
11.2.8. Information Codes Table (For Facsimile)
11.2.9. Diagnostic Codes (For Facsimile)
11.2.10. Analog Section
11.2.11. Operation Panel Section
11.2.12. Sensor Section
11.2.13. Motor Section
11.2.14. LSU Section
11.2.15. CIS Control Section
11.2.16. High Voltage Value Check Point
11.2.17. High Voltage Section
11.2.18. USB Section (UF-5500 only)
11.2.19. LAN SECTION (UF-5500 only)
11.2.20. Main Board Section
11.2.21. Power Supply Board Section
11.3. Information Codes (INFO. CODES)
11.3.1. Information Codes: 400, 420
11.3.2. Information Codes: 401, 402, 422
11.3.3. Information Codes: 404, 405, 407
11.3.4. Information Code: 416
11.3.5. Information Codes: 408, 409, 417, 418, 490
11.3.6. Information Code: 434
11.3.7. Information Codes: 459, 494, 495
11.3.8. Information Codes: 001, 007 (Recording Paper Jam)
11.3.9. Information Codes: 030, 031 (Document Jam)
11.3.10. Information Code: 630 (Dialing Error)
11.3.11. Information Codes: 403, 411, 414, 415 (Polling Operator Trouble)
11.4. Clearing a Document Jam
11.5. Clearing a Recording Paper Jam
11.5.1. When the recording paper is not fed into the unit properly
11.6. Cleaning the Document Scanning Area

12) DISASSEMBLY AND ASSEMBLY INSTRUCTIONS
12.1. ADF Section
12.2. Remove ADF Section(1)
12.3. Remove Pickup-Roller-Cover Unit
12.4. Remove Doc-Conveyer Unit
12.5. Remove ADF Section(2)
12.6. Operation Panel Unit
12.7. Remove Fuser Unit
12.8. Bottom Section
12.9. Left Side Section
12.10. Remove Main Board
12.11. Remove Gear Chassis Section
12.12. Remove Right Cover
12.13. Remove Right Cassette Guide
12.14. Remove Bottom Plate
12.15. Remove Laser Unit
12.16. Remove Pickup Roller
12.17. Remove Low Voltage Power Board
12.18. Remove Mirror
12.19. Remove High Voltage Power Board
12.20. Installation Position of The Lead
12.20.1. Left Side Section(1)
12.20.2. Left Side Section(2)
12.20.3. Right Side Section
12.20.4. Bottom Part Section (1)
12.20.5. Bottom Part Section (2)

13) MAINTENANCE
13.1. Maintenance Items and Component Locations
13.1.1. Outline
13.1.2. Maintenance Check Items/Component Locations
13.2. Printing Operation Principle
13.2.1. Process Chart and Process BIAS
13.2.2. CHARGING
13.2.3. Exposing
13.2.4. Developing and Transcription
13.2.5. Cleaning of Transfer Roller
13.2.6. Fixing
13.3. How to Replace the Flat Package IC
13.3.1. Preparation
13.3.2. Flat Package IC Removal Procedure
13.3.3. Flat Package IC Installation Procedure
13.3.4. Bridge Modification Procedure
13.4. Main Board Section
13.4.1. NG Example
13.5. Test Chart
13.5.1. ITU-T No.1 Test Chart
13.5.2. ITU-T No.2 Test Chart
13.6. Updating the Firmware
13.6.1. Updating the Firmware using a PC via the USB Port
13.6.2. Updating through a LAN Port (UF-5500 only)
13.6.3. Firmware Version
13.6.4. Firmware Emergency Recovery with the USB Port

14) SCHEMATIC DIAGRAM
14.1. For Schematic Diagram
14.2. Main Board (UF-5500)
14.2.1. Main Board (1)
14.2.2. Main Board (2)
14.2.3. Main Board (3)
14.2.4. Main Board (4)
14.3. Main Board (UF-4500)
14.3.1. Main Board (1)
14.3.2. Main Board (2)
14.3.3. Main Board (3)
14.3.4. Main Board (4)
14.4. Operation Board (UF-5500)
14.5. Operation Board (UF-4500)
14.6. Sensor Board (UF-5500)
14.7. Sensor Board (UF-4500)
14.8. High Voltage Power Supply Board
14.9. Low Voltage Power Supply Board

15) EXPLODED VIEW AND REPLACEMENT PARTS LIST
15.1. ADF Section
15.2. ADF Cover Section
15.3. ADF Conveyer Section
15.4. ADF Pickup Section
15.5. Operation Panel Section
15.6. ADF Lower Cabinet Section
15.7. Main Cabinet Section
15.8. Fuser Section
15.9. Bottom Cabinet Section
15.10. Double Feed Prevention Holder Section
15.11. Side Cabinet Section
15.12. Motor Section
15.13. Bottom Section
15.14. Cassette Section
15.15. Actual Size of Screws and Washer
15.16. Accessories and Packing Materials
15.17. Optional legal paper cassette
15.18. Replacement Parts List
15.18.1. Main Board
15.18.2. Operation Board
15.18.3. Sensor Board
15.18.4. High Voltage Power Supply Board
15.18.5. Low Voltage Power Supply Board

16) ATTACHMENT O.I.
16.1. Network Firmware Update
16.2. Local Firmware Update