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Brother ADS-3000N User Manual

Brother ADS-3000N
123 pages
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Confidential
Brother Advanced Document Scanner
SERVICE MANUAL
MODEL:
ADS-2400N/3000N
Read this manual thoroughly before maintenance work.
Keep this manual in a convenient place for quick and easy reference at all times.
Nov., 2015
SM-PT083
(1)

Table of Contents

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Brother ADS-3000N Specifications

General IconGeneral
Film scanningNo
Color scanningYes
Input color depth30 bit
Maximum scan size215.9 x 355 mm
Output color depth24 bit
ADF scan speed (b/w, A4)50 ppm
Enhanced scan resolution1200 x 1200 DPI
Optical scanning resolution600 x 600 DPI
Duplex ADF scan speed (b/w, A4)100 ipm
Scanner typeADF scanner
Product colorBlack
Scan toFTP, File, HTTP, Image, OCR, USB
Sensor typeDual CIS
Scan driversICA, ISIS, TWAIN, WIA
Internal memory256 MB
Built-in processorCortex-A9
Processor frequency800 MHz
Scanning noise level63.9 dB
Daily duty cycle (max)5000 pages
Supported network protocolsARP, RARP, BOOTP, DHCP, APIPA(Auto IP), WINS/NetBIOS name resolution, DNS Resolver, mDNS, LLMNR responder, Custom Raw Port/Port9100, SMTP Client, FTP Client and Server, LDAP Client, CIFS Client, SNMPv1/v2c/v3, HTTP/HTTPS server, TFTP client and server, ICMP, Web Services (Scan), SNTP Client
Auto document feeder (ADF) input capacity50 sheets
ISO A-series sizes (A0...A9)A4, A5, A6, A7, A8
ISO B-series sizes (B0...B9)B5, B6, B7, B8
Scanning media types supportedBusiness Card, Envelopes, Plastic Card
Maximum ISO A-series paper sizeA4
Auto Document Feeder (ADF) media weight27 - 413 g/m²
USB version3.2 Gen 1 (3.1 Gen 1)
Standard interfacesEthernet, USB 3.2 Gen 1 (3.1 Gen 1)
Power supply typeAC
Power consumption (off)0.12 W
Power consumption (standby)4.1 W
Power consumption (typical)30 W
Power consumption (PowerSave)2.9 W
PC connectionRJ-45
Sustainability certificatesENERGY STAR
Operating temperature (T-T)5 - 35 °C
Operating relative humidity (H-H)20 - 80 %
Package depth254 mm
Package width382 mm
Package height330 mm
Package weight6200 g
Harmonized System (HS) code84716070
Weight and Dimensions IconWeight and Dimensions
Depth258 mm
Width306 mm
Height250 mm
Weight4450 g

Summary

Safety Information

Chapter 1 Supplemental Specifications

1. General

Detailed specifications for the scanner's general features, CPU, and memory.

2. Network Connectivity

Details on wired and wireless network types, protocols, and security features.

3. Service Information

Information on machine life, MTBF, MTTR, and maximum monthly volume.

4. Consumable Parts

Lists consumable parts like rollers and their replacement intervals.

5. Paper

Details ADF capacity, paper types, weight, and media size specifications.

6. Scanner

Scanner specifications including TWAIN, WIA, ICA, ISIS compliance, color depth, and resolution.

Chapter 2 Error Indications & Troubleshooting

1. Introduction

Overview of troubleshooting procedures for common errors and malfunctions.

1.1 Precautions

Safety precautions to prevent secondary problems during troubleshooting.

1.2 Checks before Commencing Troubleshooting

Pre-repair checks for operating environment, power supply, document, and other factors.

2. Overview

General overview of the scanner's components and internal structure.

2.1 Cross-section Drawing

Diagram illustrating the internal components and their layout within the scanner.

2.2 Paper Feeding

Diagram showing the paper path from input to output.

2.3 Operation of Each Part

Explains the function of each major part of the scanner.

2.4 Block Diagram

Illustrates the main PCB connections to sensors, motors, and interfaces.

2.5 Main Components

Exploded view showing the key mechanical and electronic components of the scanner.

3. Error Indications

Details LED status patterns for various error conditions and corresponding troubleshooting steps.

3.1 LED Display when an Error Occurs

Table mapping LED status to specific problems and their solutions.

3.2 Status Error Messages

Lists LCD error messages, their descriptions, and the relevant troubleshooting section.

4. Troubleshooting

Provides step-by-step troubleshooting for common error displays and issues.

4.1 Troubleshooting for Error Display

Guides on resolving issues indicated by specific error displays on the scanner.

4.2 Troubleshooting for Image Defects

Explains how to diagnose and fix common image quality issues like light, streaks, or dirt.

4.2.2 Troubleshooting according to image defect

Specific remedies for different image defects such as light, faulty registration, or blank pages.

4.3 Troubleshooting for Document Paper Feeding Problems

Solutions for issues related to document feeding, jams, and multiple feeds.

4.3.3 Document becomes jammed

Troubleshooting steps for when documents get jammed inside the scanner mechanism.

4.4 Troubleshooting for Software Problems

Addresses issues when the scanner doesn't respond to computer operations or fails to read data.

4.5 Troubleshooting for Control Panel Problems

Solutions for issues where the control panel or its LEDs are not functioning correctly.

4.6 Troubleshooting for Network Problems

Steps to resolve problems with scanning via network connection.

4.7 Troubleshooting for Other Problems

Covers troubleshooting for issues like the machine not turning on or firmware update failures.

Chapter 3 Disassembly/Reassembly

1. Safety Precautions

Essential safety guidelines to follow before and during disassembly/reassembly procedures.

2. Packing

Instructions on how to pack the scanner components.

3. Screw Catalogue

Visual catalog of screws used in the scanner assembly.

4. Screw Torque List

Table specifying screw types, quantities, and tightening torque values.

5. Lubrication

States that there are no parts requiring lubrication.

6. Overview of Gears

Mentions that there are no gears to be disassembled.

7. Harness Routing

Illustrates the routing paths and colors of various internal harnesses.

8. Disassembly Flow Chart

Visual guide showing the sequence of disassembly steps for major components.

9. Disassembly Procedure

Step-by-step instructions for disassembling the scanner, including cable disconnection.

9.1 Reverse roller / Pick up roller

Detailed steps for removing and replacing the reverse and pick-up rollers.

9.2 Bottom cover ASSY / Exit stopper

Instructions for removing the bottom cover and its associated parts.

9.3 Back cover

Steps to remove the back cover of the scanner.

9.4 Side cover L/R

Procedures for removing the left and right side covers.

9.5 USB host PCB ASSY

Instructions for removing the USB host PCB assembly.

9.6 Main PCB ASSY

Detailed steps for removing the main PCB assembly, including shields and harnesses.

9.7 Front cover L/R

Procedure for removing the left and right front covers.

9.8 Front cover ASSY

Steps for removing the entire front cover assembly.

9.9 Panel unit / Panel flat cable / Key PCB ASSY / Rubber key

Instructions for disassembling the panel unit and its related components.

9.10 Second side CIS unit / Second side CIS flat cable / Flat cable support film

Steps to remove the second side CIS unit and associated cables.

9.11 Eject jam sensor PCB

Procedure for removing the eject jam sensor PCB and related parts.

9.12 Document scanning position sensor PCB

Instructions for removing the document scanning position sensor PCB.

9.13 Paper feed jam sensor PCB / Multi feeding sensor PCB ASSY (Sent)

Steps to remove the paper feed jam sensor PCB and multi feeding sensor PCB.

9.14 Document detection sensor PCB ASSY

Instructions for removing the document detection sensor PCB assembly.

9.15 First side CIS unit / First side CIS flat cable

Procedure for removing the first side CIS unit and its flat cable.

9.16 Front cover sensor

Steps to remove the front cover sensor.

9.17 Feed belt / Feed motor

Instructions for removing the feed belt and feed motor.

9.18 Paper feed belt / Paper feed motor

Steps to remove the paper feed belt and paper feed motor unit.

9.19 Multi feeding sensor PCB ASSY (Receive)

Procedure for removing the multi feeding sensor PCB ASSY (Receive).

Chapter 4 Adjusting and Updating Settings

1. If You Replace the Main PCB Assy

Steps to perform after replacing the main PCB, including firmware installation and settings.

1.1 Installing Firmware

Instructions for checking and installing the latest firmware for the scanner.

1.2 Setting by Country

Procedure to set the country code for the scanner.

1.3 Initializing the EEPROM of the Main PCB ASSY

Steps to initialize the EEPROM settings of the main PCB.

1.4 Activating Memory Writing

Procedure to activate memory writing for settings.

1.5 Setting Serial Number

Instructions for setting the scanner's serial number.

1.6 Setting Multi Feeding Sensor Threshold

Procedure to set the threshold for the multi feeding sensor.

1.7 Check Sensor Operation

Method to verify the operational status of various sensors in maintenance mode.

1.8 Check Multi Feeding Operation

Steps to check the multi feeding sensor's operation after adjustment.

1.9 Checking Operation after Repair

Procedure to test the scanner's functionality after repairs or adjustments.

1.10 Resetting to Factory Shipping State

Instructions to reset the scanner to its original factory shipping state.

2. If You Replace the CIS Unit

Procedure to acquire white level data and set the CIS scan area after CIS replacement.

2.1 Acquire White Level Data and Set CIS Scan Area

Procedure to acquire white level data and set the CIS scan area after CIS replacement.

3. If You Replace the Multi Feeding Sensor

Steps to set the multi feeding sensor threshold after replacing the sensor.

3.1 Setting Multi Feeding Sensor Threshold

Steps to set the multi feeding sensor threshold after replacing the sensor.

4. If You Replace the Pick Up Roller / Reverse Roller

Guidance on resetting roller counters after replacement.

4.1 Resetting Pick Up Roller / Reverse Roller Counters

Guidance on resetting roller counters after replacement.

Chapter 5 Service Functions

1. Maintenance Mode

Explanation of how to enter and use the scanner's maintenance mode.

1.2 List of Maintenance Mode Functions

Overview of available functions within the maintenance mode and their references.

1.3 Details of Maintenance Mode Functions

Detailed explanations of specific maintenance mode functions.

1.3.1 Change USB No. return value

Function to change USB number return value for end-users.

1.3.2 Initialize user setting

Function to initialize user settings and parameters in the EEPROM.

1.3.3 Check ADF

Function to check ADF operation by feeding documents and counting them.

1.3.4 Check sensor operation

Procedure to test the functionality of various sensors in maintenance mode.

1.3.5 Acquire white level data and set CIS scan area

Steps to calibrate the scanner by acquiring white level data and setting the scan area.

1.3.6 Save NetConfig data

Function to save network configuration data to a USB flash memory.

Chapter 6 Wiring Diagram

1. Wiring Diagram

Schematic showing the electrical connections between components and the main PCB.

Chapter 7 Periodical Maintenance

1. Periodical Maintenance Parts

States that no parts require periodic replacement.

Appendix 1 Serial Numbering System

Appendix 2 Deleting User Setting Information

Appendix 3 Installing the Maintenance Printer Driver

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