EasyManua.ls Logo

Samsung MultiXpress SL-K4250LX - User Manual

Samsung MultiXpress SL-K4250LX
526 pages
Print Icon
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Loading...
A3MonoCopier
MultiXpressK4series
SL-K4350LX/SL-K4300LX/
SL-K4250LX/SL-K4250RX
(Ver1.32)
SERVICE
MANUAL
A3MonoCopier Contents
1.Precautions
2.ProductSpecicationsandDescription
3.DisassemblyandReassembly
4.Troubleshooting
5.ConnectionDiagram
6.ReferenceInformation
RefertotheservicemanualintheGSPN(seetherearcover)formoreinformation.

Table of Contents

Question and Answer IconNeed help?

Do you have a question about the Samsung MultiXpress SL-K4250LX and is the answer not in the manual?

Summary

Precautions

Safety warning

General safety advice for service technicians and product usage.

Caution for safety

Safety precautions for toxic materials, electric shock, and fire hazards.

Handling precautions

Guidelines for safe handling of the product to prevent injury and damage.

Assembly and Disassembly precautions

Precautions for part replacement, screw handling, and OPC drum protection.

Disregarding this warning may cause bodily injury

Warnings about high temperatures, rotating parts, lifting, and installation stability.

ESD precautions

Procedures to prevent damage to components from static electricity.

Product Specifications and Description

Paper Handling specification

Input capacity, media sizes, types, and sensing for trays and feeders.

Supplies

Details on consumables like toner, OPC drum, and waste toner container.

Maintenance Parts

List of maintenance parts with part codes, lifespan, and remarks.

Feeding System

Overview of the paper feeding system and its main components.

Main Components and functions

Details on rollers in the feeding system, their functions, and locations.

Cassette

Specifications of the cassette, including capacity, paper types, weight, and lift type.

Pick-Up Unit

Explanation of the pick-up unit's function in picking up paper from the tray.

Registration Unit

Description of the registration roller's function in aligning paper and image.

MPF(Multi-Purpose Feeder) Unit

Overview of the Multi-Purpose Feeder unit, specifications, and paper separation.

Image Creation

Explanation of the printing process overview, including OPC drum charge and laser exposure.

Disassembly and Reassembly

Precautions when replacing parts

Safety precautions for assembling, disassembling, and handling printed circuit boards.

Troubleshooting

Updating Firmware

Instructions for updating the printer firmware via control panel or network.

JAM removal

Procedures for clearing paper jams in various locations like ADF and trays.

Service Mode (Tech Mode)

Instructions on how to enter and navigate the service mode.

Service Mode Menu Tree

Detailed menu structure for accessing information, maintenance counts, and diagnostics.

Diagnostics

Diagnostic functions for engine, fax, scanner, and print test patterns.

Maintenance Counts

Information on fault counts, jam counts, and part replacement counts.

Engine Diagnostics

Procedures for engine NVM initialization and read/write operations.

Scanner Diagnostics

Procedures for scanner shading test and NVM read/write.

Adjustment

Procedures for print adjustment, image position, and scan area adjustment.

Service Functions

Various service functions like memory clear, hard disk maintenance, and network port configuration.

System Recovery

Procedures for system recovery, HDD format, and repair.

Error Code and Troubleshooting

Lists error codes, messages, symptoms, and troubleshooting steps.

A1-xxxx (Motor error)

Lists motor errors, their messages, symptoms, and troubleshooting steps.

A2-xxxx (Fan error)

Lists fan errors, their messages, symptoms, and troubleshooting steps.

A3-xxxx (Sensor error)

Lists sensor errors, their messages, symptoms, and troubleshooting steps.

C1-xxxx (Toner cartridge error)

Lists toner cartridge errors, messages, symptoms, and troubleshooting steps.

C3-xxxx (Drum unit error)

Lists drum unit errors, messages, symptoms, and troubleshooting steps.

C6-xxxx (Fuser unit error)

Lists fuser unit errors, messages, symptoms, and troubleshooting steps.

C7-xxxx (Waste toner container error)

Lists waste toner container errors, messages, symptoms, and troubleshooting steps.

C8-xxxx (Developer error)

Lists developer unit errors, messages, symptoms, and troubleshooting steps.

C9-xxxx (Transfer roller error)

Lists transfer roller errors, messages, symptoms, and troubleshooting steps.

H1-xxxx (Optional tray error)

Lists errors related to optional trays, paper jams, and low/empty states.

H2-xxxx (Inner Finisher error)

Lists errors related to the inner finisher, including jams and component failures.

Mx-xxxx (Jam error)

Lists general jam errors related to various trays and machine paths.

Sx-xxxx (System error)

Lists general system errors related to video, engine, network, and UI failures.

U1-xxxx (Fuser error)

Lists fuser unit errors, particularly related to thermistors and heating.

U2-xxxx (LSU error)

Lists errors related to the Laser Scanning Unit (LSU) motor.

U3-xxxx (Document Feeder error_DSDF)

Lists errors related to the Dual Scan Document Feeder (DSDF), particularly paper jams.

Poor fusing performance

Troubleshooting steps for poor fusing performance, related to paper type and fuser unit.

Electrical circuit problem

Troubleshooting steps for electrical circuit issues like side cover recognition and SMPS voltage.

SPDS (Smart Printer Diagnostic System) Application

Information about the SPDS application for service engineers.

Connection Diagram

Samsung MultiXpress SL-K4250LX Specifications

General IconGeneral
FunctionsPrint, Copy, Scan, Fax
Print Speed (Mono)42 ppm
Print Resolution1200 x 1200 dpi
Monthly Duty Cycle100, 000 pages
Display7-inch Color Touch Screen
Copy Speed (Black)42 cpm
Copy Resolution600 x 600 dpi
Scan Resolution600 x 600 dpi
Fax Speed33.6 kbps
Duplex PrintingYes
Mobile PrintingYes
Fax Resolution300 x 300 dpi
TypeMultifunction Printer
ConnectivityUSB, Ethernet

Related product manuals