SP 330DN, SP 330SN, SP 330SFN, SP 3710DN, SP3710SF
Replacement and Adjustment
Laser Unit
Laser Unit Thermistor
Remove the top cover (
Printer models:
Top Cover
,
MF models:
Top Cover
).
Release the four hooks, and remove the laser unit top cover [A].
Remove the laser unit thermistor [A].
Expand All
Read This First
Symbols and Abbreviations
Trademarks
Product Information
Machine Codes and Peripherals Configuration
Main Frame
Options
Specifications
Installation
Installation Requirements
Environment
Main Machine Installation
Moving and Transporting the Machine
Settings for @Remote Service (for Printer Models)
Settings for @Remote Service (for MF Models)
Preventive Maintenance
Preventive Maintenance Tables
Image Quality Standards
Paper Transfer Quality Standards
Replacement and Adjustment
General Cautions
Exterior Covers (Printer Models)
Front Cover
Left Cover
Rear Cover
Right Cover
Top Cover
Operation Panel Unit
Exterior Covers (MF Models)
Front Cover
Left Cover
Rear Cover
Right Cover
Top Cover
Scanner Unit (Only MF Models)
Scanner Unit
Operation Panel Unit
ADF/ARDF Unit (Only MF Models)
ADF Unit (for Four-line LCD Models)
ADF Unit
Original Tray
ADF Pick-Up Roller
ADF Feed Roller
ADF Separation Pad
ADF Front Cover
ADF Rear Cover
ADF Motor
ADF Top Cover
Original Set Sensor
ADF Feed Sensor
ARDF Unit (for Touch Panel Models)
ARDF Unit
Original Tray
ARDF Pick-Up Roller, ARDF Feed Roller
ARDF Separation Pad
ARDF Front Cover
ARDF Rear Cover
ARDF Motor
ARDF Top Cover
Original Set Sensor
ARDF Feed Sensor
Laser Unit
Caution Decal Locations
Laser Unit
Laser Unit Thermistor
Paper Feed
Paper Feed Roller
Friction Pad
Paper End Sensor
By-pass Feed Solenoid
By-pass Feed Roller
By-pass Feed Roller Friction Pad
By-pass Feed Sensor
Paper Feed Clutch
Relay Clutch
Registration Clutch
Registration Roller
Registration Sensor
Image Transfer
Transfer Roller
Toner End Sensor
Quenching Lamp
Fusing and Exit
Fusing Unit
Fusing Upper Cover
Thermostat
Fusing Thermistor
Fusing Lamp
Hot Roller Stripper Pawls
Paper Exit Sensor
Duplex
Duplex Sensor
Drive
Main Motor
Drive Unit
Duplex Motor
Electrical Components
Main Board
Main Board (Printer Models)
Main Board (MF Four-line LCD Models)
Main Board (MF Touch Panel Models)
When Installing the New Main Board
PSU
HVP
Cooling Fan
Environment Thermistor
ID Chip Board
Front Cover Switch, Rear Cover Switch
USB Port (Only for MF Models)
FCU (Only for Fax Models)
Speaker (Only for Fax Models)
Image Adjustment
Registration Adjustment
User Adjustment
Service Adjustment
System Maintenance
Maintenance Mode (for Four-line LCD Models)
Overview
Menu List
Display Info
Engine Maintenance
Scan Maintenance (Only for MF Models)
Factory Default
CTL Maintenance
System Maintenance
@Remote
Maintenance Mode (for Touch Panel Models)
Overview
Menu List
Information Display
Engine Service Setting
Scanner Service Setting
Fax Service Setting
Print Reports
CTL SP
Factory Default
@Remote
Smart Organizing Monitor (SOM)
Overview
Menu List
Paper Input
Maintenance
System
IPv6
Network 1
Network 2
Network 3
Wireless
Printer
@Remote
SP Mode 1
SP Mode 2
SP Mode 3
SP Mode 4
Fax Service Test (Only for Fax Models)
Fax Service Test Menu
Menu List
Reports
Types of Reports
To Print the Reports
Report Examples
Test Page
To Print the Test Page
Test Pattern Printing
To Print the Test Pattern
Updating the Firmware
Before Updating the Firmware
Updating the Main Firmware
Procedure
Troubleshooting
If Initialization Does Not End Following a Firmware Update
Firmware Update Tool Messages
Control Panel Display
Control Panel Indicator Patterns (Only for Four-line LCD Models)
Capturing the Debug Logs
Troubleshooting
Self-Diagnostic Mode
Self-Diagnostic Mode at Power On
Service Call
Service Call Conditions
SC 2xx (Laser Optics Errors)
SC 4xx (Image Transfer and Transfer Errors)
SC 5xx (Motor and Fusing Errors)
SC 6xx (Communication and Other Errors)
Error Messages
Overview
Error Messages
Fax Error Codes
Fax Error Code Structure
Fax Error Code Table
Jam Detection
Paper Jam
Original Jam (ADF/ARDF)
Image Quality
Problem at Regular Intervals
Other Problems
Dark Lines in Halftone Areas at 75mm Intervals
Recycled or Thin Paper Is Severely Curled after Printing
When Fluorescent/ LED Lamps Flicker (Only for 100V Models)
Stain Appears in the Right and the Left Edges
Poor Printing (Offset)
Wrinkles appear When Using Limp Paper
Low Image Density on Solid Images
Mottled Image on Solid Images
Toner Scattered on Horizontal Lines
Detailed Descriptions
Guidance for Those Who Are Familiar with Predecessor Products
Product Overview
Component Layout
Paper Path
Drive Layout
Component Layout (Printer Models)
Laser Exposure
Paper Feed
Fusing, Duplex, Paper Exit
Boards, Switches
Component Layout (MF Models)
ADF, Scanner
Laser Exposure
Paper Feed
Fusing, Duplex, Paper Exit
Boards, Switches
ADF/ARDF (for MF models)
Overview
ADF
ARDF
Mechanism
ADF Paper Path
ARDF Paper Path
Scanner (for MF models)
Overview
Mechanism
Printing Process
Overview
Laser Exposure
Overview
Mechanism
Print Cartridge (AIO)
Overview
Mechanism
Drum Charge
Toner Supply and Development
Toner End Detection
Paper Feed
Overview
Mechanism
Paper Tray
By-pass Tray
Image Transfer
Overview
Mechanism
Fusing and Exit
Overview
Mechanism
Fusing Drive
Parts Layout of the Fusing Unit
Envelope Lever
Fusing Temperature Control
Overheat Protection
Paper Exit
Duplex
Overview
Mechanism
Duplex Printing Process
Printing Order
Electrical Components
Overview
Block Diagram
Board Outline
Energy Save
Energy Saver Modes
Timer Settings
Return to Stand-by Mode
Recommendation
