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Samsung SCX-4728FD User Manual

Samsung SCX-4728FD
127 pages
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MonoLaserMFP
SCX-472xseries
SCX-4729FD/HD/FW,
SCX-4728FD/HN,SCX-4701ND,
SCX-4705ND,SCX-4726FN
SERVICE
MANUAL
MonoLaserMFP
Contents
1.Precautions
2.Productspecicationanddescription
3.DisassemblyandReassembly
4.AlignmentandTroubleshooting
5.SystemDiagram
6.ReferenceInformation
RefertotheservicemanualintheGSPN(seetherearcover)formoreinformation.

Table of Contents

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Samsung SCX-4728FD Specifications

General IconGeneral
Network readyYes
All-in-one functionsCopy, Fax, Print, Scan
Color all-in-one functionsScan
DVD/CD printingNo
Print technologyLaser
Maximum resolution1200 x 1200 DPI
Duplex printing modeAuto
Time to first page (black, normal)8.5 s
Print speed (black, normal quality, A4/US Letter)28 ppm
Printing colorsBlack
Maximum duty cycle12000 pages per month
Number of print cartridges1
Page description languagesPCL 5e, PCL 6, SPL
Copier resize25 - 400 %
PC free copying-
Maximum number of copies99 copies
Time to first copy (black, normal)14 s
Copy speed (black, normal quality, A4)28 cpm
Maximum scan areaLegal (216 x 356) mm
Maximum scan resolution4800 x 4800 DPI
FaxingMono faxing
Fax memory600 pages
Modem speed33.6 Kbit/s
Fax resolution (black)300 x 300 DPI
Fax speed dialing (max numbers)200
Paper input typeCassette
Total input capacity250 sheets
Total output capacity150 sheets
Auto document feeder (ADF) input capacity40 sheets
Envelopes sizes10, C5, C6, DL
Maximum print size216 x 356 mm
Paper tray media typesBond paper, Card stock, Envelopes, Labels, Plain paper, Pre-Printed, Recycled paper, Transparencies
Non-ISO print media sizesExecutive (184 x 267mm), Folio (media size), Legal (media size), Letter (media size), Oficio (media size)
ISO A-series sizes (A0...A9)A4, A5, A6
ISO B-series sizes (B0...B9)B5
Maximum ISO A-series paper sizeA4
DisplayLCD
Product colorGray
Market positioningHome & office
Display number of lines2 lines
Standard interfacesEthernet, USB 2.0
USB 2.0 ports quantityUSB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Sound power level (standby)26 dB
Sound pressure level (copying)52 dB
Sound pressure level (printing)50 dB
Power consumption (average operating)- W
Mac operating systems supportedMac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard
Server operating systems supportedWindows 2000 Server, Windows Server 2003, Windows Server 2008
Sustainability certificatesENERGY STAR
Weight and Dimensions IconWeight and Dimensions
Depth338 mm
Width406 mm
Height384 mm

Summary

Precautions

General Safety Precautions

Essential safety guidelines for servicing, covering electrical hazards, handling, and assembly.

ESD Precautions

Procedures to prevent static electricity damage to sensitive electronic components.

Product Specifications

Product Overview and Core Specifications

Details on speed, resolution, processor, memory, interfaces, and toner.

Detailed Component Specifications

Specifications for print engine, copier, scanner, fax, paper handling, consumables, and environment.

System Overview

Views of front/rear, paper paths, and internal system layout diagrams.

Hardware Configuration

Description of main boards (System, OPE, SMPS, HVPS, Fax) and their functions.

Disassembly and Reassembly

Disassembly Precautions and Procedures

Safety notes for handling parts, screws, latches, and PCBA during service.

Replacing Major Serviceable Parts

Step-by-step instructions for removing and replacing covers, OPE, scanner, ADF, and internal components.

Troubleshooting and Maintenance

Alignment and Adjustment Procedures

Control panel functions, status LED meanings, and calibration methods.

Firmware Update Procedures

Instructions for updating printer firmware via USB or network connection.

Tech Mode Operations

Guide to entering and using the machine's service/diagnostic mode for testing.

Troubleshooting Common Errors

Symptom analysis, error codes, image quality problems, and general error resolution.

System Diagrams

System Block Diagram

Visual representation of major hardware components and their interconnections.

Connection Diagram

Detailed schematic showing electrical connections and interfaces between components.

Reference Information

Recommended Troubleshooting Tools

List of essential tools for diagnostics and repair.

Glossary of Technical Terms

Definitions for common printing and networking terminology used in the manual.

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