Samsung ML-451 ND Series Manuals

Manuals and User Guides for Samsung ML-451 ND Series. We have 1 Samsung ML-451 ND Series manual available for free PDF download: Service Manual

Samsung ML-451 ND Series Service Manual

Samsung ML-451 ND Series Service Manual (241 pages)

Brand: Samsung | Category: Printer | Size: 31.62 MB

Table of Contents

Table of Contents
2
Precautions
7
Product Specifications and Description
12
- Specifications
  12
  - Product Overview
    12
  - Specifcations
    13
    
    General Specifications
    13
    
    Print Specifications
    14
    
    Paper Handling Specifications
    14
    
    Software and Interface Specifications
    17
    
    Network Specifications
    18
    
    Consumables
    19
    
    Maintenance Parts
    19
    
    Finisher and Mail Box Specifications
    21
  - Model Comparison Table
    23
- Product Description
  24
  - Front View
    24
  - Rear View
    25
  - Paper Path
    26
  - System Layout
    27
  - Feeding System
    28
    
    Feeding System Overview
    28
    
    Main Components and Functions
    29
    
    Paper Tray
    31
    
    Pick-Up Unit
    32
    
    Registration Unit
    33
    
    Multi-Purpose Feeder Unit
    34
  - Image Creation
    35
    
    Printing Process Overview
    35
    
    Imaging Unit
    36
- Fuser Unit
  38
  - Fuser Unit Overview
    38
  - Fuser Unit Main Components
    39
  - Fuser Drive
    39
  - Temperature Contorl
    40
- Laser Scanning Unit
  41
  - Laser Scanning Unit Overview
    41
  - Laser Scanning Optical Path
    42
- Drive System
  43
  - Drive Motors
    43
  - Main Drive Unit(OPC, DEVE, Toner, Fuser, Regi.)
    45
  - Exit Drive Unit
    46
  - Tray Lifting Drive Unit
    47
- Hardware Configuration
  48
  - Main Controller
    52
  - OPE Controller
    56
  - SMPS and FDB Board
    59
  - HVPS Board
    62
  - Eraser PBA
    63
  - Cover-Open PBA
    63
  - Joint PBA
    64
  - Deve Crum Joint PBA
    64
  - Toner Crum Joint PBA
    65
  - Toner Crum PBA
    65
  - Deve Crum PBA
    65
- Finisher
  66
  - Finisher System Configuration
    66
  - Layout and Paper Path
    67
  - Electrical Parts Location
    68
  - Finisher Main Board
    69
- Mail Box
  70
  - Mail Box Layout
    70
  - Electrical Parts Location
    71
  - Mail Box Main Board
    72
Disassembly and Reassembly
73
Precautions When Replacing Parts
73
Screws Used in the Printer
75
- Replacing the Maintenance Parts
  77
  - Fuser Unit
    77
  - Pick up / Forward Roller
    78
  - Transfer Roller
    78
- Replacing the Main Svc Parts
  79
  - Cover
    79
  - Main Board
    81
  - Joint PBA
    81
  - SMPS and FDB(Fuser Drive Board)
    82
  - OPC and Main Motor
    83
  - Main Drive Unit
    83
  - Duplex and Pick up Clutch
    84
  - HVPS Board
    84
  - Exit Unit
    85
  - LSU (Laser Scanning Unit)
    86
  - Eraser Lamp PBA
    86
  - Cover Open PBA
    87
  - Disassembling Pick up Assy
    87
    
    Left Cover
    87
    
    Cassette Guide L
    88
    
    Right Cover
    88
    
    Cover-SMPS and SMPS
    90
    
    Drive Assy
    90
    
    Pick up and Duplex Clutch
    90
    
    Screw
    91
    
    Bracket Cross Bar and Pick up Harness
    91
    
    Pick up Assy
    92
- Finisher
  93
  - Cover
    93
  - Stapler Ass'y
    94
  - Safety Sensor
    94
  - Tamper Ass'y
    95
  - Finisher Main Board
    97
  - Diverter Assy
    97
  - Stacker Motor
    98
- Mail Box
  99
Alignment and Troubleshooting
102
- Alignment and Adjustment
  102
  - Control Panel
    102
  - Understanding the Status LED
    104
- JAM Removal
  105
  - In Tray1
    105
  - In Optional Tray
    106
  - In the Multi-Purpose Tray
    107
  - Inside the Machine
    108
  - In the Exit Area
    111
  - Paper Jam in Front of the Finisher
    112
  - Paper Jam Inside the Finisher
    113
  - Paper Jam at the Exit of the Finisher
    114
  - Paper Jam in Front of the Multi-Bin Mailbox
    114
  - Paper Jam Inside the Multi-Bin Mailbox
    115
  - Paper Jam at the Exit of the Multi-Bin Mailbox
    116
- Useful Menu Items for Service
  117
- Periodic Defective Image
  119
- Useful Management Tools
  120
- Updating Firmware
  124
  - Update the Firmware by Using the USB Port
    124
  - Update the Firmware by Using the Network
    125
- Tech Mode
  127
  - Entering the Tech Mode
    127
  - Tech Mode Menu
    128
  - Tech Mode Menu Description
    130
Truobleshooting
137
- Procedure of Checking the Symptoms
  137
  - Basic Check List
    138
- Error Code and Troubleshooting
  139

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