Samsung ML-347x Series ML-3471ND/XAX Laser Printer Service Repair Manual

This is the COMPLETE factory Service Repair Manual for the Samsung ML-347x Series ML-3471ND/XAX Laser Printer. This Service Manual has easy-to-read text sections with top quality diagrams and instructions as well as step-by-step instructions for repairing your SAMSUNG machine. it makes it easy for you to learn technical theory, installation, maintenance, troubleshooting, disassembly, assembly and repair of SAMSUNG products.

This Manual Covers:
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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
Total Pages: 188
File Format: PDF
Requirements: Adobe PDF Reader
Language: English
Compatible: All Versions of Windows & Mac, APP ISO, Iphone, Ipad, Android etc...

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This manual is in PDF format, The Service Manual PDF is Fully Indexed and Bookmarked by Topic. This is an original Adobe document which equals Perfect Quality and Perfect Printing. The PDF can be searched quickly to find what you need to know in every Chapter. You can print the Entire manual or ANY Pages you want to select. You can also Zoom in on any Diagram or Picture to easily SEE EVERY PART.

Save time and money by doing your own repairs! This manual makes any repair job easy to do with very easy to follow step-by-step instructions & pictures on all areas of repair.

ALL Service Repair Manual are INSTANT DOWNLOAD, it means no shipping cost or waiting for a CD or paper manual to arrive in the mail. you will receive this manual today via instant download on completion of payment via our secure payment processor. We accept all major credit/debit cards and paypal.

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