Service Manual Samsung SCX-3400, SCX-3400F, SCX-3400W, SCX-3400FW, SCX-3405, SCX-3405F, SCX-3405W, SCX-3405FW;
This manual, Samsung SCX-3400, SCX-3400F, SCX-3400W, SCX-3400FW, SCX-3405, SCX-3405F, SCX-3405W, SCX-3405FW, is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Samsung SCX-3400, SCX-3400F, SCX-3400W, SCX-3400FW, SCX-3405, SCX-3405F, SCX-3405W, SCX-3405FW.
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 Samsung SCX-3400, SCX-3400F, SCX-3400W, SCX-3400FW, SCX-3405, SCX-3405F, SCX-3405W, SCX-3405FW photocopier. You can find easily everything what do you need.
To see what contain, please read table of contents:

1. PRECAUTIONS
1.1. Safety warning
1.2. Caution for safety
1.2.1. Toxic material
1.2.2. Electric shock and fire safety precautions
1.2.3. Handling precautions
1.2.4. Assembly and Disassembly precautions
1.2.5. Disregarding this warning may cause bodily injury
1.3. ESD precautions

2. PRODUCT SPECIFICATION AND DESCRIPTION
2.1. Product Specification
2.1.1. Product Overview
2.1.2. Specifications
2.1.2.1. General Print Engine
2.1.2.2. Copier
2.1.2.3. Scan Specification
2.1.2.4. Fax
2.1.2.5. Controller and Software
2.1.2.6. Paper Handling
2.1.2.7. Consumables
2.1.2.8. Maintenance Part
2.1.2.9. Reliability and Service
2.1.2.10. Environment
2.1.2.11. Accessories
2.1.3. Model Comparison Table
2.2. System Overview
2.2.1. Front View
2.2.2. Rear View
2.2.3. Paper Path
2.2.4. System Layout
2.2.4.1. Feeding Part
2.2.4.2. Transfer Roller
2.2.4.3. Drive Unit
2.2.4.4. Fuser Unit
2.2.4.5. LSU (Laser Scanner Unit)
2.2.4.6. Toner Cartridge
2.2.5. Hardware configuration
2.2.5.1. Main board
2.2.5.2. OPE board
2.2.5.3. Fax board
2.2.5.4. Wireless LAN board (wireless model only)
2.2.5.5. SMPS/HVPS board
2.2.5.6. Electrical Parts Location
2.2.6. Engine F/W Contol Algorithm
2.2.6.1. Feeding
2.2.6.2. Transfer
2.2.6.3. Fusing
2.2.6.4. LSU
2.2.7. Software Descriptions
2.2.7.1. Software system overview
2.2.7.2. Architecture
2.2.7.3. Data and Control Flow

3. DISASSEMBLY AND REASSEMBLY
3.1. Precautions when replacing parts
3.1.1. Precautions when assembling and disassembling
3.1.2. Preautions when handling PBA
3.1.3. Releasing Plastic Latches
3.2. Screws used in the printer
3.3. Replacing the Main SVC parts
3.3.1. Right and Left cover
3.3.2. Scanner Unit
3.3.3. ADF Unit
3.3.4. CIS Unit
3.3.5. OPE Unit
3.3.6. Front Cover
3.3.7. Middle Cover
3.3.8. Rear Cover
3.3.9. Main board
3.3.10. WLAN board
3.3.11. Fax board
3.3.12. SMPS/HVPS board
3.3.13. Fuser Unit
3.3.14. Drive Unit
3.3.15. LSU
3.3.16. Feed Sensor PBA
3.3.17. Pick up roller
3.3.18. Motor
3.3.19. Transfer roller

4. ALIGNMENT AND TROUBLESHOOTING
4.1. Alignment and Adjustments
4.1.1. Control Panel
4.1.2. Understanding the status LED
4.1.3. JAM removal
4.1.3.1. Clearing original document jams
4.1.3.2. Clearing paper jams
4.1.4. Useful menu item for service
4.1.5. Periodic Defective Image
4.1.6. Useful management tools
4.1.6.1. Using Samsung Easy Printer Manager (Windows and Macintosh only)
4.1.6.2. Using Samsung Printer Status (Windows only)
4.1.6.3. Using Smart Panel (Linux only)
4.1.6.4. Using SyncThru Web Service (SWS)
4.1.7. Updating Firmware
4.1.7.1. Update the firmware by using the USB port
4.1.7.2. Update the firmware by using the network
4.1.8. Tech Mode
4.1.8.1. Tech mode (4 in 1 model)
4.1.8.2. Tech Mode (3 in 1 model)
4.1.9. EDC program (3 in 1 model only)
4.2. Troubleshooting
4.2.1. Procedure of checking the symptoms
4.2.1.1. Basic Check List
4.2.2. Error Code and Troubleshooting
4.2.3. Image quality problem
4.2.4. Other errors

5. SYSTEM DIAGRAM
5.1. Block Diagram (4 in 1)
5.2. Block Diagram (3 in 1)
5.3. Connection Diagram (4 in 1)
5.4. Connection Diagram (3 in 1)

6. REFERENCE INFORMATION
6.1. Tool for Troubleshooting
6.2. Glossary
6.3. The Sample Pattern for the Test
6.4. Selecting a location

Numbers of pages: 129.