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AcuLaser C3800D
Service manual
Epson AcuLaser C3800D Service Manual
A4 full color laser printer
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
Overview
Product Specifications
Basic Specifications
Paper Specifications
Replacement Parts
Controller Specifications
List of Printer Messages
Product Comparison
Print Process Overview
Print Process Diagram
Technical Explanation of Print Process
Charging
Exposure
Development
Transfer (Drum Æ Paper)
Cleaning (Toner Cartridge)
Discharging
Fusing
Cleaning (Transfer Belt)
Paper Feed
Paper Feed Path
Paper Feed Path Layout
Main Structures and Functions
Paper Cassette
Paper Feeder
MSI & Regi Assy
Transfer Belt & Fuser
Ros Assy
Xerographics
Chapter 1 PRODUCT DESCRIPTION
Electrical
Duplex
Paper Feeder
Mode
Operating Modes
Control
Paper Size Control
ROS Light Intensity Control
Process Control
Color Registration Control
Chapter 2 OPERATING PRINCIPLES
Fuser Control
Drive Transmission Path
Drive Assy Main
Toner Dispenser (Y, M, C, K)
Drive Assy Ph
Motor Assy Dup
Drive Assy Opt Fdr
Features of the Controller
Power Supply
Chapter 3 TROUBLESHOOTING
Procedure for Troubleshooting
Preliminary Check
Precautions in Performing Troubleshooting Work
Notes on Using FIP
Fip
The Flow of FIP
List of Warnings and Errors
List of Service Request
Engine-Related Trouble FIP
Level 1 FIP
Level 2 FIP
Controller-Related Trouble FIP
Print Quality Trouble FIP
Print Quality Troubleshooting Entry Chart
Cycle of the Rollers
Print Quality FIP
Abnormal Noise-Related Trouble
Abnormal Noise-Related Troubleshooting Entry Chart
Abnormal Noise-Related FIP
Test Print
What Is Test Print
How to Print
Symptoms When Connectors Are Disconnected
Reliability
Chapter 4 DISASSEMBLY/REASSEMBLY
Preliminary Check
Required Tools
Prohibited Disassembly
Major Reassembly Unit
Disassembly Flowchart
Disassembly/Reassembly
How to Read this Chapter
Cover (Part 1)
Cover (Part 2)
Cover (Part 3)
Cover (Part 4)
Paper Cassette (Part 1)
Paper Cassette (Part 2)
Paper Feeder (Part 1)
Paper Feeder (Part 2)
Paper Feeder (Part 3)
Paper Feeder (Part 4)
Transfer (Part 1)
Xerographics (Part 1)
Xerographics (Part 2)
Fuser & Exit (Part 1)
Frame (Part 1)
Frame (Part 2)
Drive
Electrical (Part 1)
Electrical (Part 2)
Electrical (Part 3)
Duplex
Option Feeder (Part 1)
Option Feeder (Part 2)
Option Feeder (Part 3)
Option Feeder (Part 4)
Chapter 5 ADJUSTMENT
Adjustment Items
Adjustment
Adjusting Color Registration Alignment (Auto)
Adjusting Color Registration Alignment (Manual)
Writing USB ID
MCU Maintenance Program
Chapter 6 MAINTENANCE
Consumable Products/Products that Require Periodic Replacement
Cleaning
Chapter 7 APPENDIX
Connectors
List of Plugs and Jacks
Control Panel Special Features
Operational Procedures and Functions
Special Menu
Firmware Update
Information Sheets
Status Sheet
Engine Status Sheet
Print Log Report
Exploded Diagrams and Parts List
Advertisement
Quick Links
1
List of Warnings and Errors
2
List of Service Request
Download this manual
SERVICE MANUAL
A4 Full Color Laser Printer
EPSON AcuLaser C2800/C2800D
C3800/C3800D
Confidential
SEPG06001
Table of
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Table of Contents
Troubleshooting
Chapter 3 TROUBLESHOOTING
76
Procedure for Troubleshooting
77
Precautions in Performing Troubleshooting Work
78
Print Quality Trouble FIP
135
Abnormal Noise-related Trouble
151
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