This is the COMPLETE Service Repair Manual for the Samsung ML-347x Series ML-3471ND/XAX Laser Printer. It contains deep information about maintaining, assembly, disassembly and servicing your Samsung ML-347x Series ML-3471ND/XAX Laser Printer.
The Service Manual contains detailed information, has specs, diagrams, and actual real photo illustrations, and schemes, which give you complete step-by-step operations on repair, Diagnosing, servicing, technical maintenance & troubleshooting procedures for your Samsung Laser Printer. this manual offers full information you need for repair your Samsung Laser Printer. the information in this manual will enable you to find trouble and to understand how to repair and maintain your machine without going into service. YOU CAN DO THE REPAIRS YOURSELF AND SAVE MONEY $$$
Service Repair Manual Contains:
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1. Precautions
1.1 Safety Warning
1.2 Caution for safety
1.3 ESD Precautions
2. Product spec and feature
2.1 Product Specifications
2.1.1 Product Overview
2.1.2 Specifications
2.1.3 Model Comparison Table
2.1.4 Accessory List
2.2 System Overview
2.2.1 System Construction
2.2.2 Mechanical Parts Specifications
2.2.3 Engine H/W Specifications
2.2.4 S/W Descriptions
3. Disassembly and Reassembly
3.1 General Precautions on Disassembly
3.2 Screws used in the Printer
3.3 Front Cover
3.4 MP Tray Ass’y
3.5 Rear Cover
3.6 Fuser Ass’y
3.7 Top Cover
3.8 OPE Unit
3.9 Side Cover (Left, Right)
3.10 Shield Controller Ass’y
3.11 Drive Ass’y
3.12 Duplex Drive Ass’y
3.13 Shield SMPS Ass’y
3.14 Connection PCB
3.15 Fuser Drive Ass’y
3.16 Fan
3.17 Pick Up Roller Ass’y
3.18 Duplex Guide Housing (With Feed Roller)
3.19 HVPS Housing
3.20 Cover Mid Front
3.21 MPF Housing
3.22 Feed Roller Parts
3.23 Pick Up Gear Ass’y & Solenoids
3.24 Exit Roller
3.25 LSU
3.26 TERMINAL
3.27 Transfer Roller Parts
4. Alignment & Troubleshooting
4.1 Alignment and Adjustments
4.1.1 Sample Pattern
4.1.2 Control Panel
4.1.3 Consumables and Replacement Parts
4.1.4 LED Status Error Message
4.1.5 Abnormal Image Printing and Defective Roller
4.1.6 How to use DCU
4.1.7 Paper Jam
4.1.8 Download & Reset F/W
4.2 Troubleshooting
4.2.1 Procedure of Checking the Symptoms
4.2.2 The cause and solution of Bad image
4.2.3 The cause and solution of the bad discharge
4.2.4 The cause and solution of the malfunction
4.2.5 Toner Cartridge Service
4.2.6 The cause and solutions of bad environment of the software
5. Exploded Views & Parts List
5.1 Main
5.2 Cover Ass’y
5.3 Front Cover Ass’y
5.4 Rear Cover Ass’y
5.5 OPE Cover Ass’y
5.6 Frame 5
5.7 MP Ass’y 5
5.8 Main Drive Ass’y 5
5.9 Fuser Drive Ass’y 5
5.10 Duplex Unit (Optional) 5
5.11 Fuser Unit 5
5.12 Cassette Unit 5
6. System Diagram
6.1 Block Diagram
6.1 Connection Dia ram
7. Reference Information
7.1 Troubleshooting Tools
7.2 Acronyms and Abbreviations
7.3 Selecting printer locations
7.4 LAN (Optional Function)
7.5 Sample Tests Patterns
7.6 Series model solution(ML-3470D and ML-3471ND)
7.6.1 Double Feed Erro
7.6.2 Jam0
7.6.3 Jam1
7.6.4 No Paper/Add Paper” error on the printer and have been unable to clear it, even when they have verified there is paper in the printer
7.6.5 Open Cover Error
7.6.6 Low Toner
7.6.7 Over Heat Error
7.6.8 Low Heat Error
7.6.9 Fuser Door Open
7.6.10 A noise troubleshooting tree
7.6.11 LSU Error
7.6.12 Scan Lock Error
7.6.13 Nothing Displayed on LCD
7.6.14 All black printing
7.6.15 Blank Copy
7.6.16 Images at 1 Copy
7.6.17 Glass Broken
7.6.18 Document Jam
7.7 Parts Life Cycle Maintenance Table
7.7.1 Parts Life Cycle Maintenance Table
7.7.2 Toner Cartridge Criterion
7.8 Model Information
7.8.1 Model List
7.8.2 Understanding for Model Code
7.8.3 Understanding Material Code & Name
7.8.4 F/W Upgrade Method
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** Model Specification: Samsung ML-347x Series ML-3471ND/XAX Laser Printer
** Language: English
** Total Pages: 188
** File Format: PDF
** Requirements: Adobe PDF Reader
** Compatible: All Versions of Windows & Mac, Linux OS, Iphone, Ipad, Android etc…
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