Samsung CLX-9250ND, CLX-9350ND (includes Finisher CLX-FIN40S, CLX-FIN40L) Service Manual (Ver1.9)

Service Manual Samsung CLX-9250ND (Ver1.9) CLX-9350ND (includes Finisher CLX-FIN40S / CLX-FIN40L);
This manual is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Samsung.
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 theĀ  simulation codes, trouble codes, maintenance procedures, reset procedures, diagnose procedures of Samsung CLX-9250ND (Ver1.9) CLX-9350ND (includes Finisher CLX-FIN40S / CLX-FIN40L) photocopier. You can find easily everything what do you need.
To see what contain, please read table of contents:

Content forĀ  SAMSUNG CLX-9250ND, CLX-9350ND (Ver1.9) SERVICE MANUAL :
Chapter 1. PRECAUTIONS
1.1 Safety Warning
1.2 Caution for safety
1.3 ESD Precautions

Chapter 2. PRODUCT DESCRIPTION
2.1 Specifi cations
2.2 System confi guration
2.2 Paper path
2.3 Sensor location
2.4 Paper handling section
2.4.1 Overview
2.4.2 Components
2.4.3 Functions
2.4.4 Paper tray
2.4.5 Pick up unit
2.4.6 Registration unit
2.4.7 MPF unit
2.5 Image formation
2.5.1 Printing process overview
2.5.2 Imaging unit
2.5.3 Cartridge transfer unit
2.6 Fuser unit
2.6.1 Fuser unit overview
2.6.2 Function of components
2.6.3 Fuser unit drive
2.6.4 Temperature control
2.7 Laser scanning unit
2.7.1 Laser scanning unit overview
2.7.2 Laser scanning optical path
2.7.3 Laser synchronizing detectors
2.7.4 Automatic line position adjustment
2.7.5 Shutter mechanism
2.8 Printer Drive system
2.8.1 Drive Motors
2.8.2 Main drive unit (OPC, DEVE, ITB, T1 DIS/ENG)
2.8.3 Pick-up Drive
2.8.4 MP, Regi and Duplex Drive
2.8.5 Fuser Exit and Duplex Return Drives
2.8.6 LSU shutter Drive
2.8.7 WTB leveling drive
2.8.8 Drive of Toner Supply
2.9 Scanner system
2.9.1 Scannner system overview
2.9.2 Scanning System components
2.10 DADF system
2.10.1 DADF systme overview
2.10.2 Electric parts layout
2.10.3 Description of drive system operations
2.11 Printer Electronics confi guration
2.11.1 Video controller
2.11.2 OPE controller
2.11.3 Engine controller
2.11.4 Scan controller
2.11.5 DADF controller
2.11.6 Interface part
2.11.7 Connection part
2.11.8 SMPS board
2.11.9 HVPS board
2.11.10 LSU2/LSU3
2.11.11 Toner connector PBA
2.11.12 Deve Joint PBA
2.11.13 Eraser PBA
2.11.14 DC Power PBA
2.11.15 Cassette Joint PBA
2.11.16 Side Joint PBA
2.11.17 Fuser PBA
2.11.18 Waste Sensor PBA
2.11.19 LED Panel PBA
2.11.20 CRUM PBA
2.11.21 Development Crum Interface PBA
2.11.22 Deve Crum Joint PBA
2.11.23 Toner Curm Joint PBA
2.11.24 ITB Joint1 PBA
2.11.25 ITB Encoder PBA
2.11.26 ITB Joint2 PBA
2.11.27 ITB Joint3 PBA
2.11.28 Scan Joint PBA
2.11.29 CCDM PBA
2.11.30 Scan Cover Open Sensor PBA
2.11.31 DADF Length Sensor PBA
2.11.32 DADF Width Sensor PBA
2.11.33 DADF Mixed Sensor PBA
2.11.34 DADF LED Panel PBA
2.11.35 Exit LED Panel PBA
2.12 Heating cables

Chapter 3. REPLACEMENT PROCEDURE
3.1 General Disassembly Procedure Precautions
3.2 Cover
3.2.1 Front cover
3.2.2 Inner cover
3.2.3 Left cover
3.2.4 Rear cover
3.2.5 Right cover
3.3 OPE unit
3.4 Scan unit
3.4.1 Scan glass
3.4.2 Scan main PBA
3.4.3 Lamp
3.4.4 Original size detection sensor
3.4.5 Joint PBA
3.4.6 Joint sub PBA
3.4.7 Fan
3.4.8 Pulley-belt
3.4.9 Scan motor and gear belt
3.4.10 Home sensor
3.4.11 Scanner heating cable
3.4.12 Align set
3.5 Fuser unit
3.5.1 NC thermistor and thermostat
3.5.2 Thermistor
3.5.3 Fuser NIP Motor
3.5.4 Halogen lamp
3.5.5 Fuser Bias / Fuser Bias Terminal
3.5.6 EEPROM and photo sensor
3.5.7 Gear
3.5.8 Heat roller
3.5.9 Fuser belt
3.5.10 Pressure roller and pressure roller bearing
3.5.11 Cautions for reassembly
3.6 Cartridge transfer unit
3.7 Electrical components
3.7.1 Engine controller
3.7.2 HDD
3.7.3 Video controller
3.7.4 Joint PBA
3.7.5 Engine / Video shield door fan
3.7.6 Toner PBAs
3.7.7 Toner motor
3.7.8 DC power board
3.7.9 HVPS board
3.7.10 Lift motor
3.7.11 SMPS board
3.7.12 SMPS FAN
3.7.13 Ozone Filter FAN
3.7.14 Side joint board
3.8 Main drive unit
3.8.1 Main drive PBA
3.8.2 Main drive motor
3.8.3 Main drive clutches
3.8.4 Main drive sensors
3.9 Pick up drive unit
3.9.1 Pickup drive clutch
3.9.2 Pick up drive motor
3.10 MP/Regi drive unit
3.10.1 MP/Regi drive motor
3.11 EXit drive unit
3.11.1 Fuser/Exit drive motor
3.11.2 Duplex return drive motor
3.11.3 Exit drive clutch
3.12 DADF unit
3.12.1 Width/Length sensor
3.12.2 DADF main PBA
3.12.3 DADF motor
3.12.4 DADF cover open
3.12.5 Guide pick up
3.12.6 DADF solenoid
3.13 Paper handling section
3.13.1 Pick up unit
3.13.2 Regi Bracket Assy
3.13.3 Cover-Side unit
3.13.3.1 Duplex unit
3.13.3.2 MP tray
3.13.3.3 Face Up Exit Lower
3.13.3.4 Solenoid
3.13.4 Exit unit
3.14 Laser Scanning Unit
3.15 Cassette heating cable

Chapter 4. SERVICE MODE (DIAGNOSTIC MODE)
4.1 Entering/Exiting Diagnostics Mode
4.2 Serive mode menu tree
4.2.1 Information tab
4.2.2 Maintenance counts tab
4.2.3 Diagnostics tab
4.2.4 Service Functions
4.3 Information
4.3.1 General
4.3.2 Supply status
4.3.3 Software version
4.3.4 Service Hours
4.3.5 Fault Log
4.3.5 Print reports
4.4 Maintenance Counts
4.4.1 Fault count
4.4.2 Jam count
4.4.3 Part replacement count
4.5 Diagnotics
4.5.1 Engine diagnostics
4.5.1.1 NVM Read/Write
4.5.1.2 Engine Test Routines
4.5.2 Fax diagnostics
4.5.2.1 Fax NVM Read/Write
4.5.2.2 Fax Test Routines
4.5.3 Scanner diagnostics
4.5.3.1 Shading Test
4.5.3.2 Scanner/DADF NVM Read/Write
4.5.3.3 Scanner/DADF Test Routines
4.5.4 Adjustment
4.5.4.1 Print Adjustment
4.5.4.2 Copy Adjustment
4.5.4.3 Scan Area Adjustment
4.5.4.4 DADF Adjustment
4.5.4.5 Finisher Adjustment
4.5.5 ACS(Auto Color Sensing)
4.5.6 Color Management
4.5.6.1 Auto Color Registration
4.5.6.2 Full Color Registration
4.5.6.3 Auto Color Tone Adjustment
4.6 Sevice functions
4.6.1 Main Memory Clear
4.6.2 Hard Disk Maintenance
4.6.3 Debug Log
4.6.4 Port
4.6.5 Capture Log
4.6.6 Toner Save
4.6.7 Count Setting of Large Page
4.6.8 TR Control Mode

Chapter 5. UPDATING FIRMWARE
5.1 Updating from the Printer Control Panel
5.2 Updating from the Network

Chapter 6. PREVENTIVE MAINTENANCE (PM)
6.1 PM Supplies
6.2. PM Procedures
6.2.1 Toner cartridge
6.2.2 Imaging unit
6.2.3 Cartridge Transfer Unit
6.2.4 2nd Transfer roller
6.2.5 Fuser Unit
6.2.6 Pick up/ Retard/ Forward roller
6.2.7 Ozone Filter
6.2.8 Dust Filters
6.2.9 DADF Rollers (Pick up /ADF/ Retard)
6.2.10 MP Pick up / Retard / Forward roller
6.3. Cleaning the PM parts
6.3.1 Cleaning the charge scorotron
6.3.2 Cleaning the pick up roller
6.3.3 Cleaning the Regi roller
6.3.4 Cleaning the tray1 feed roller
6.3.5 Cleaning the tray2 feed roller
6.3.6 Cleaning the LSU window
6.3.7 Cleaning the DADF retard rubber pad
6.3.8 Cleaning the DADF rollers

Chapter 7. PREVENTIVE MAINTENANCE (PM)
7.1 Procedure of checking the symptoms
7.2 Error code and troubleshooting
7.2.1 Error code and error message
7.2.2 Error Code Details
7.3 Image quality problems and solutions
7.3.1 Vertical white band / Dark band
7.3.2 Horizontal white band / dark band
7.3.3 Color spot
7.3.4 Foggy background
7.3.5 Blurred image
7.3.6 Incorrect color registration
7.3.7 Uneven pitch and jitter image
7.3.8 Skewed image
7.3.9 Low image density
7.3.10 Blank copy, Black copys
7.3.11 Uneven density in sub scan direction
7.3.12 Uneven density in main scan direction
7.3.13 Gradation reproduction failure
7.3.14 Void areas, white spots
7.3.15 Poor fusing performance, offset
7.3.16 Stain on the paper back side
7.3.17 White Halo
7.3.18 DADF skew testing
7.4 Other Errors

Chapter 8. SYSTEM DIAGRAM
8.1 Engine 1
8.2 Engine 2
8.3 Main board & OPE
8.4 Scan & DADF
8.5 Bottle joint board & side joint board
8.6 DC control board & LSU joint board
8.7 Cassette joint board & Drive joint board
8.8 Heater

Chapter 9. SYSTEM RECOVERY
9.1 Entry Point
9.2 USB
9.3 Network
9.4 Confi rmation Page
9.5 Error Page
9.6 Progress Page
9.7 Error List
9.8 HDD Repair
9.9 HDD Failure

Chapter 10. REFERENCE INFORMATION
10.1 Tools for troubleshooting
10.2 Abbreviations

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Content for FINISHER CLX-FIN40S / CLX-FIN40L, SERVICE MANUAL:
Chapter 1. SPECIFICATIONS
1.1 General Specifi cations
1.2 Finisher Specifi cations
1.3 Booklet Maker Specifi cations
1.4 Media Specifi cations
1.5 Tray Capacity Specifi cations
1.6 Mode Feature
1.7 Staple Set Specifi cations
1.8 Hole Punch Specifi cations
1.9 Booklet Maker Specifi cations

Chapter 2. SYSTEM CONFIGURATION
2.1 Front sectional view
a) CLX-FIN40S
b) CLX-FIN40L
2.2 Paper path
a) CLX-FIN40S
b) CLX-FIN40L
2.3 Layout of electrical parts
a) CLX-FIN40S
b) CLX-FIN40L
c) CLX-BRG200
2.4 Function of units
a) CLX-FIN40S
b) CLX-FIN40L
2.5 Block diagram
2.6 Plug and jack location list

Chapter 3. REPLACEMENT PROCEDURE
3.1 General precautions on disassembly
3.2 CLX-FIN40S disassembly
3.2.1 AS-FRAME UNIT
3.2.2 AS-COMPILER EJECTOR
3.2.3 AS-STAPLER ENDFENCE
3.2.4 ENDFENCE UNIT
3.2.5 Finisher exit sensor
3.2.6 AS-BELT
3.3 CLX-FIN40L disassembly
3.3.1 AS-FRAME UNIT
3.3.2 Booklet unit
3.3.2.1 Feed Pulley
3.3.2.2 AS-MAGNET
3.3.2.3 Entrance guide sub assy
3.3.2.4 Pulley, Gear, Belt.
3.3.2.5 AS-SADDLE stapler:EH-280
3.3.2.6 AS-MAIN-PADDLE
3.3.2.7 JOG UNIT
3.3.2.8 BM paper present sensor
3.3.2.9 Blade home sensor
3.3.2.10 CSP- GEAR
3.3.2.11 Folding exit sensor
3.3.2.12 BM entrance sensor & Moving guide home sensor
3.3.2.13 Stopper guide upper magnet

Chapter $. TROUBLESHOOTING
4.1 Error code and error message
4.2 Troubleshooting for error code
4.3 Finisher Self-Test Mode
4.4 Adjusting the staple position (CLX-FIN40L)
4.5 Adjusting the Paper Skew

Number of pages: 696.