Samsung CLX-8540ND 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 CLX-8540ND 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) PRECAUTIONS
1.1 Safety warning
1.2 Caution for safety
1.3 ESD precautions

2) PRODUCT OVERVIEW
2.1 Product summary
2.2 Specifications
2.2.1 General print engine
2.2.2 Controller & S/W
2.2.3 Scan
2.2.4 Copy
2.2.5 Fax
2.2.6 Paper handling
2.2.7 Consumables (CRU : customer replacement unit)
2.2.8 Maintenance parts (FRU : field replacement unit)
2.2.9 Service & Environment
2.2.10 Options
2.2.11 Model comparison
2.3 System overview
2.3.1 System configuration
2.3.2 H/W configuration
2.3.3 Mechanic configuration
2.3.4 Control panel
2.3.5 Graphic user interface overview

3) MAINTENANCE AND DISASSEMBLY
3.1 Maintenance
3.1.1 Precautions on maintenance
3.1.2 Check the consumables life
3.1.3 Consumables (CRU : customer replacement unit)
3.1.4 Replacing the consumables
3.1.5 Maintenance parts (FRU : field replacement unit)
3.1.6 Location of maintenance parts
3.1.7 Replacing the maintenance parts
3.1.8 Cleaning the machine
3.2 Disassembly and reassembly
3.2.1 General precautions on disassembly
3.2.2 General disassembly
3.2.2.1 Cover
3.2.2.2 DADF Unit
3.2.2.3 OPE
3.2.2.4 Scan Ass’y
3.2.2.5 Video board
3.2.2.6 Engine Board
3.2.2.7 SMPS board and FDB board
3.2.2.8 Main Drive Unit
3.2.2.9 Deve Drive Unit
3.2.2.10 Fuser Drive Unit
3.2.2.11 LSU
3.2.2.12 HVPS board
3.2.2.13 Side Duplex
3.2.2.14 ACR/CTD Sensor
3.2.2.15 Duplex Sensor
3.2.2.16 Exit Sensor
3.2.2.17 Feed Sensor
3.2.2.18 Regi Sensor
3.2.2.19 WTB Full Sensor
3.2.2.20 1-bin Finisher
3.2.2.21 Mail box
3.2.2.22 2-Bin Finisher
3.2.3 Boards and Connectors

4) TROUBLESHOOTING
4.1 Paper jam
4.1.1 Paper jam and clearing intruction
4.2 Firmware upgrade
4.2.1 Using the common method
4.2.2 F/W upgrade using SWAS (syncthru web admin service)
4.3 Diagnostic mode (Tech mode)
4.3.1 Diagnostic mode menu
4.3.2 Diagnostics menu map
4.3.3 Information tab
4.3.4 Fault history tab
4.3.5 Test routines tab
4.4 Troubleshooting
4.4.1 Procedure of checking the symptoms
4.4.2 Error code and message
4.4.3 Troubleshooting for error code
4.4.4 Image quality problems and solutions
4.4.5 Abnormal image printing and defective roller
4.4.6 Other errors

5) SYSTEM DIAGRAM
5.1 Block diagram
5.1.1 Video controller
5.1.2 Engin controller
5.1.3 OPE unit
5.1.4 DADF
5.1.5 SCF/HCF
5.2 Connection diagram
5.2.1 Video controller
5.2.2 Engin controller
5.2.3 OPE unit
5.2.4 DADF
5.2.5 SCF/HCF

6) REFERENCE INFORMATION
6.1 Tool for troubleshooting
6.2 Acronyms and abbreviations
6.2.1 Acronyms
6.2.2 Service parts
6.3 A4 ISO 19798 standard pattern
6.4 Model information
6.4.1 Understanding for model code
6.4.2 Understanding material code & name

CLX8540ND CLX 8540ND ND