User Manuals: Epson STYLUS 4001968 Printer

Manuals and User Guides for Epson STYLUS 4001968 Printer. We have 1 Epson STYLUS 4001968 Printer manual available for free PDF download: Service Manual

Epson STYLUS 4001968 Service Manual

Epson STYLUS 4001968 Service Manual (97 pages)

Epson Printer User Manual

Brand: Epson | Category: Printer | Size: 2.3 MB

Table of Contents

General Description Chapter 1

7
- Service Manual
  1
- Table of Contents
  7
- Features
  9
- Figure 1-1. View of the Stylus 800
  9
  - General Description
    10
- Specifications
  10
  - Printing Specification
    10
    
    Table 1-1. Print Speed and Printable Columns
    10
    
    Table 1-2. Character Tables
    11
  - Paper Handling Specification
    12
  - Paper Specification
    12
  - Figure 1-4. Printable Area - Cut Sheet/ Envelope (Manual Insertion Slot)
    13
  - Ink Cartridge
    14
  - Figure 1-5. Adjust Lever
    14
  - Environmental Conditions
    15
  - Electrical Specifications
    15
  - Figure 1-6. Temperature/ Humidity Range
    15
  - Reliability
    16
  - Safetyapproval
    16
  - Physical Specification
    16
- Figure 1-7. Data Transmission Timing
  17
- Interface Specification
  17
- Printer Operations
  19
  - Control Panel
    19
  - Figure 1-8. Control Panel
    19
  - Panel Operation at Poweron
    20
  - Default Setting
    20
  - Default Setting Item
    20
  - Initial Ink Charge
    21
  - Error Conditions
    21
- Main Components
  22
Operating Principles

25
- Chapter 1
  
  25
  - Table of Contents
    25
- Chapter 2
  
  27
  - Operating Principles of the Printer Mechanism
    27
    
    Printer Mechanism
    27
    
    Carriage Drive Mechanism
    30
    
    Platen Gap Adjust Lever
    30
    
    Paper Feed Mechanism
    31
    
    Ink System
    32
    
    Pump Mechanism
    33
    
    Cap Mechanism
    35
  - Overview
    27
  - Operating Principles of the Electrical Circuitries
    36
    
    Operating Principles of the Power Supply Circuit
    36
    
    Operating Principles of the Main Control Circuit
    38
    
    Reset Circuits
    39
    
    Sensor Circuits
    39
    
    Carriage Motor Drive Circuit
    41
    
    Paper Feed Motor Drive Circuit
    42
    
    Printhead Drive Circuit
    43
  - Ink System Management
    44
    
    Cleaning Operation
    45
    
    Ink Operations
    45
    
    Poweron Operation
    45
    
    Initial Charge Operation
    46
    
    Refresh Operation
    46
    
    Standby Operation
    46
    
    Cleaner Blade Operation
    47
    
    Clcounter K
    48
    
    Counter and Timer
    48
    
    Disengage on Operation
    48
    
    Flushing Counter
    48
    
    Micro Absorbing Operation
    48
    
    Refresh-L Timer
    48
    
    Protect Counter
    49
Disassembly and Assembly Chapter 3

50
- Chapter 3 OVERVIEW
  
  51
  - Precautions for Disassembling the Printer
    51
  - Disassembly and Assembly
    52
    
    CASE, UPPER Removal
    53
    
    Power Supply Unit (C106 PSB/PSE BOARD) Removal
    54
    
    Main Controller (C106 MAIN BOARD) Removal
    55
    
    PRINTER MECHANISM (M-481O) Removal
    56
    
    PRINTER MECHANISM Disassembly
    57
    
    PRINTHEAD UNIT Removal
    57
    
    PUMP UNIT Removal
    59
    
    CLEANER, HEAD Replacement
    61
    
    CARRIAGE UNIT Removal
    62
    
    CR MOTOR Removal
    63
    
    PF MOTOR Removal
    64
    
    PAPER FEED ROLLER ASSEMBLY Remova
    65
    
    List of Figures
    66
    
    Paper Gap Adjustment
    68
Troubleshooting Chapter 5

70
- Chapter 5
  
  71
  - Overview
    71
  - Unit Level Troubleshooting
    73
    
    Printer Does Not Operate at Power on
    74
    
    Error Is Detected
    75
    
    Failure Occurs During Printing
    76
    
    Printer Does Not Feed the Paper Correctly
    77
    
    Control Panel Operation Is Abnormal
    78
  - Unit Repair - C106 Psb/Pse Board 5"9
    79
  - Unit Repair - C106 Main Board
    80
  - Unit Repair - Printer Mechanism (M-481O)
    82
    
    Preventive Maintenance
    85
    
    Printhead Cleaning
    85
    
    Service Maintenance
    85

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