Samsung SCX-3400 SCX-3400F SCX-3400W SCX-3400FW SCX-3405 SCX-3405F SCX-3405W SCX-3405FW Service Manual

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 Samsung SCX-3400 SCX-3400F SCX-3400W SCX-3400FW SCX-3405 SCX-3405F SCX-3405W SCX-3405FW contain clear instructions and procedures on how to fix the problems occurring in your equipment.
The information contained in this repair manual is necessary for the repair, but also prevention, resulting in a longer life of your equipment.
Format of the manual: PDF, makes it easy to navigate, instant download and print. English language.
To see what contain, please read table of contents:

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

2.1. Product Specification
2.1.1. Product Overview
2.1.2. Specifications General Print Engine Copier Scan Specification Fax Controller and Software Paper Handling Consumables Maintenance Part Reliability and Service Environment 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 Feeding Part Transfer Roller Drive Unit Fuser Unit LSU (Laser Scanner Unit) Toner Cartridge
2.2.5. Hardware configuration Main board OPE board Fax board Wireless LAN board (wireless model only) SMPS/HVPS board Electrical Parts Location
2.2.6. Engine F/W Contol Algorithm Feeding Transfer Fusing LSU
2.2.7. Software Descriptions Software system overview Architecture Data and Control Flow

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

4.1. Alignment and Adjustments
4.1.1. Control Panel
4.1.2. Understanding the status LED
4.1.3. JAM removal Clearing original document jams Clearing paper jams
4.1.4. Useful menu item for service
4.1.5. Periodic Defective Image
4.1.6. Useful management tools Using Samsung Easy Printer Manager (Windows and Macintosh only) Using Samsung Printer Status (Windows only) Using Smart Panel (Linux only) Using SyncThru Web Service (SWS)
4.1.7. Updating Firmware Update the firmware by using the USB port Update the firmware by using the network
4.1.8. Tech Mode Tech mode (4 in 1 model) 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 Basic Check List
4.2.2. Error Code and Troubleshooting
4.2.3. Image quality problem
4.2.4. Other errors

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)

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

Number of pages: 129.