Samsung SCX-4824FN/XFA Manual de usuario

Service Manual

DIGITAL LASER MFP

Model : SCX-4824FN/XFA

Basic : SCX-4824FN/SCX-4828FN

- Print/Copy Speed

SCX-4824FN : 24 ppm (A4) / 24 cpm (A4)

SCX-4828FN : 28 ppm (A4) / 28 cpm (A4)

- Print resolrution

: 1200 dpi effective output

- CPU : 360 Mhz

- PCL5e, PCL6, IBM ProPrinter, EPSON PS(4828FN)

- Memory

SCX-4824FN : 64MB(Max. 320MB)

SCX-4828FN : 128MB(Max. 384MB)

- ADF : 30(4824FN) / 50(4828FN) Sheet

- MP : 1 Sheet

- Toner : 2K(Initial)/ 5K(Sales)

The keynote of Product

Ϳ

Samsung Electronics Co.,Ltd. September. 2008

Printed in Korea.

VERSION NO. : 1.00 CODE : 4824-FN0XFA

GSPN (Global Service Partner Network)

North America : service.samsungportal.com

Latin America : latin.samsungportal.com

CIS : cis.samsungportal.com

Europe : europe.samsungportal.com

China : china.samsungportal.com

Asia : asia.samsungportal.com

Mideast & Africa : mea.samsungportal.com

1.1 Safety Warning …………………………………………………… 1-1

1.2 Caution for safety ………………………………………………… 1-2

1.3 ESD Precautions ………………………………………………… 1-5

1.4 Super Capacitor or Lithium Battery Precautions ……………… 1-5

3URGXFW6SHFL¿FDWLRQV …………………………………………… 2-1

2.1.1 Product Overview …………………………………………… 2-1

6SHFL¿FDWLRQV ………………………………………………… 2-2

2.1.3 Model Comparison…………………………………………… 2-9

2.2 Summary of Product …………………………………………… 2-10

2.2.1 Printer Components ………………………………………… 2-10

2.2.2 System Layout ……………………………………………… 2-12

(QJLQH+:6SHFL¿FDWLRQV ………………………………… 2-16

2.2.4 S/W Descriptions …………………………………………… 2-27

3.1 Disassembly and Reassemblyons on Disassembly ………… 3-1

3.1.1 Screws used in the printer ………………………………… 3-2

3.2 General Disassembly …………………………………………… 3-3

3.2.1 Front Cover …………………………………………………… 3-3

3.2.2 Rear Cover …………………………………………………… 3-3

3.2.3 Right/Left Cover ……………………………………………… 3-4

3.2.4 Scan and ADF Assy ………………………………………… 3-5

3.2.5 Middle Cover ………………………………………………… 3-9

3.2.6 Fuser ………………………………………………………… 3-9

3.2.7 LSU …………………………………………………………… 3-10

3.2.8 Main Drive Assy ……………………………………………… 3-10

3.2.9 HVPS/SMPS/Main board …………………………………… 3-11

chapter 1 Precautions

chapter 2 Product spec and feature

Contents

chapter 3 Disassembly and Reassembly

3.2.10 Transfer roller ……………………………………………… 3-12

3.2.11 Holder Pad unit……………………………………………… 3-13

4.1 Alignment and Adjustments……………………………………… 4-1

4.1.1 Control Panel overview ……………………………………… 4-1

4.1.2 Understanding The Status LED …………………………… 4-2

4.1.3 Paper path …………………………………………………… 4-3

4.1.4 Menu Map …………………………………………………… 4-10

4.1.5 Tech Mode …………………………………………………… 4-12

4.1.6 EDC Mode …………………………………………………… 4-17

4.1.7 Abnormal Image Printing and Defective Roller …………… 4-23

4.1.8 Error Message ……………………………………………… 4-24

4.2 Troubleshooting…………………………………………………… 4-28

4.2.1 Procedure of Checking the Symptoms …………………… 4-28

4.2.2 The cause and solution of Bad image……………………… 4-29

4.2.3 The cause and solution of the bad discharge …………… 4-45

4.2.4 The cause and solution of the malfunction………………… 4-53

4.2.5

The cause and solutions of bad environment of the software

4-62

4.2.6 Fax & Phone Problems ……………………………………… 4-66

4.2.7 Copy Problems ……………………………………………… 4-75

4.2.8 Scanning Problems ………………………………………… 4-79

Thumbnail ……………………………………………………………… 5-2

5.1 Main ……………………………………………………………… 5-3

5.2 Cover Ass’y ……………………………………………………… 5-5

5.3 Cover Middle ……………………………………………………… 5-7

5.4 Frame ……………………………………………………………… 5-9

5.5 Main Drive ………………………………………………………… 5-15

5.6 Scan Ass’y ………………………………………………………… 5-17

chapter 4 Alignment & Troubleshooting

Contents

chapter 5 Exploded Views & Parts List

5.7 ADF Ass’y ………………………………………………………… 5-19

5.8 Platen Ass’y ……………………………………………………… 5-21

5.9 OPE Unit ………………………………………………………… 5-23

5.10 Duplex Unit ……………………………………………………… 5-25

5.11 Fuser……………………………………………………………… 5-27

5.12 Cassette ………………………………………………………… 5-30

5.13 SCF ……………………………………………………………… 5-32

6.1 Block Diagram …………………………………………………… 6-1

6.2 Connection Diagram……………………………………………… 6-2

7.1 Tool for Troubleshooting ………………………………………… 7-1

7.2 Acronyms and Abbreviations …………………………………… 7-2

7.2.1 Acronyms …………………………………………………… 7-2

7.2.2 Service Parts ………………………………………………… 7-4

7.3 The Sample Pattern for the Test………………………………… 7-8

7.4 Selecting a location ……………………………………………… 7-9

Contents

chapter 6 System Diagram

chapter 7 Reference Information

Tabla de contenidos

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