SHARP AL-2021, AL-2031, AL-2041, Service Manual

This service manual for SHARP AL-2021, AL-2031, AL-2041 provides detailed diagrams, pictures, and comprehensive procedures for diagnosing and repairing your Sharp device. It is a valuable resource for both professional mechanics and DIY enthusiasts.

The manual includes the following chapters:

• GENERAL
  • Major functions
• SPECIFICATIONS
  • Basic Specifications
  • Operation specifications
  • Copy performance
  • SPLC printer
  • Scan function
  • SPF (AL-2031/2041)
• CONSUMABLE PARTS
  • Supply system table
  • Environmental
  • Production control number (lot No.) identification
• EXTERNAL VIEWS AND INTERNAL STRUCTURES
  • Appearance
  • Internal
  • Operation panel
  • Indicators on the operation panel
  • Motors and solenoids
  • Sensors and switches
  • PWB unit
  • Cross-sectional view
• UNPACKING AND INSTALLATION
  • Copier installation
  • Cautions on handling
  • Checking packed components and accessories
  • Unpacking
  • Removing protective packing materials
  • Installing the TD cartridge
  • Loading paper
  • Power to copier
  • Software
    • Hardware and software requirements
    • Installing the software
    • Configuring the printer driver
    • Setting up Button Manager
  • Interface
    • USB
  • Moving
  • Scanner moisture-proof kit
    • Components
    • Precautions at installation
    • Attachment method
• COPY PROCESS
  • Functional diagram
  • Outline of print process
  • Actual print process
• OPERATIONAL DESCRIPTIONS
  • Outline of operation
  • Scanner section
    • Scanner unit
    • Optical system
    • Drive system
  • Laser unit
    • Basic structure
    • Laser beam path
    • Composition
  • Fuser section
    • General description
  • Paper feed section and paper transport section
    • Paper transport path and general operations
  • Process unit new drum detection mechanism
  • SPF section (AL-2031/2041)
    • Outline
    • Document transport path and basic composition
    • Operational descriptions
    • SPF open/close detection (book document detection)
• DISASSEMBLY AND ASSEMBLY
  • High voltage section
  • Operation panel section
  • Optical section
  • Fusing section
  • Tray paper feed/transport section
  • Manual paper feed section
  • Rear frame section
  • Power section
  • Duplex motor section
  • Reverse roller section
  • SPF section (AL-2031/2041)
    • SPF motor
    • Pick-up roller, paper feed roller
    • Paper exit roller
    • Set sensor, scan front sensor
    • Transport roller
• ADJUSTMENTS
  • Optical section
    • Copy magnification ratio adjustment
    • Image position adjustment
  • Copy density adjustment
    • Copy density adjustment timing
    • Note for copy density adjustment
    • Necessary tool for copy density adjustment
    • Features of copy density adjustment
    • Copy density adjustment procedure
  • High voltage adjustment
    • Main charger (Grid bias)
    • DV bias check
  • Duplex adjustment
    • Adjusting the paper reverse position in memory for duplex copying
    • Adjusting trailing edge void in duplex copy mode
  • SPF scan position automatic adjustment
  • SPF mode sub scanning direction magnification ratio adjustment
  • Automatic black level correction
• SIMULATION, TROUBLE CODES
  • Entering the simulation mode
  • Key rule
  • List of simulations
  • Descriptions of various simulations
  • Trouble codes
    • Trouble codes list
    • Details of trouble codes
• USER PROGRAM
  • Setting the user programs
• CHECKING THE TONER LEVEL
• ELECTRICAL SECTION
  • Block diagram
    • Overall block diagram
  • Actual wiring diagram
    • MCU PWB
    • SPF unit
    • 2nd cassette unit
  • Signal name list
• CIRCUIT DIAGRAM
  • MCU PWB
  • OPE PWB

Number of pages: 120