Samsung ML-4550 Series Manual de usuario

DIGITAL LASER PRINT CONTENTS

[The keynote of Product]

- Series Model: ML-4550 / 4551N / 4551ND

- High speed Laser Printer:

Up to 43 ppm in 4 (45 ppm in Letter),

Duplex: 29 ipm ( 4); 30 ipm (Letter)

- Resolution: Up to 1200 x 1200 dpi

- Marvell 500Mhz

- Memory: 128 MB (Max. 512 MB)

128, or 256 MB optional memory available.

Use only the Samsung-approved DIMM.

128 MB: ML-MEM150, 256 MB: ML-MEM160

- Option:

ML-4550:500-sheet trays, ethernet 10/100 Base

TX wired L N, ethernet 10/100 Base

hard disk, duplex unit, DIMM

- Toner cartridge:

Starter: 10K or 20K pages

Consumable: 10K or 20K pages

- Duty cycle: Monthly Up to 150,000 pages

Manual

SERVICE

DIGITAL LASER PRINT

ML-4550 Series

ML-4550/XEU

Basic Model :ML-4550

ELECTRONICS

Samsung Electronics Co.,Ltd. Mar. 2006

Printed in Korea.

VERSION NO. : 1.00 CODE : JC-0168F

* This service manual is a property of Samsung Electronics Co., Ltd.

Any unauthorized use of Manual can e punished under applica le

international and/or domestic law.

Contents

1 Precautions

1.1 Safety Warning 1-1

1.2 Caution for safety 1-2

1.3 ESD Precautions 1-5

2 Product Specifications

2.1 Product Overview 2-1

2.2 Specifications 2-1

2.3 Model Comparison Table 2-6

3 Summary of Product

3.1 Printer Components 3-1

3.2 System Layout 3-7

3.3 Engine H/W Specifications 3-11

4 Alignment and Adjustments

4.1 How to use EDC (Engine Diagnostic Control) Mode 4-1

4.2 Paper Path 4-10

4.3 Sample Pattern 4-17

4.4 Periodic Defective Image 4-18

4.5 Error Messages 4-19

Continue

5 Disassembly and Reassembly

5.1 General Precautions on Disassembly 5-1

5.2 Transfer Roller 5-2

5.3 MPF ss’y 5-3

5.4 Holder Pad ss'y 5-4

5.5 Retard ss'y 5-5

5.6 Feed2 Idle Unit 5-6

5.7 Cover Right 5-7

5.8 Main PB 5-8

5.9 Main Drive ss'y 5-9

5.10 DEVE Drive ss'y 5-10

5.11 Connector PB 5-11

5.12 Solenoid 5-12

5.13 Rear Cover 5-13

5.14 Cover Left 5-14

5.15 Top Cover 5-15

5.16 Open Cover 5-16

5.17 Inner Cover 5-17

5.18 Fuser ss'y 5-18

5.19 Duplex Solenoid ss'y 5-20

5.20 Exit Roller 5-21

5.21 LSU 5-22

5.22 DC Fan 5-23

5.23 Toner Sensor PB 5-24

5.24 REGI ss'y 5-25

5.25 MP Pick Up ss'y 5-26

5.26 Pick Up & Feed2 ssy 5-28

5.27 Engine Shield 5-31

Continue

6 Troubleshooting

6.1 The cause and solution of Bad image 6-1

6.2 The cause and solution of the bad discharge 6-8

6.3 The cause and solution of the malfunction 6-13

6.4 Maintaining the toner cartridge 6-17

6.5 The cause and solutions of bad environment of the software 6-22

7 Exploded Views & Parts List

7.1 Main ssembly 7-2

7.2 Cover ssembly 7-3

7.3 Frame ssembly 7-4

7.4 Fuser Unit 7-6

7.5 REGI ssembly 7-7

7.6 Main Motor ssembly 7-8

7.7 Deve Motor ssembly 7-9

7.8 Exit Sorenoid ssembly 7-10

7.9 Cassette ssembly 7-11

7.10 Duplex Unit 7-12

7.11 SCF Unit 7-13

8 Block diagram

8.1 System Block Diagram 8-1

9 Connection Diagram

9.1 Connection Diagram 9-1

Continue

10 Schematic Diagram

10.1 Main Board 10-1

10.2 DIMM board 10-17

10.3 CRUM board 10-19

10.4 EMPTY board 10-20

10.5 HVPS 10-21

10.6 Panel 10-25

10.7 SCF 10-26

10.8 Toner sensor 10-29

10.9 HDD.eps 10-30

11 Reference Information

11.1 Troubleshooting Tools 11-1

11.2 cronyms and bbreviations 11-2

11.3 Select a location for the printer 11-4

11.4 Sample Tests Patterns 11-5

Exploded Views & Parts List

Service Manual

7-1

Samsung Electronics

7.1 Main Assembly p.7-2

7.2 Cover Assembly p.7-3

7.3 Frame Assembly p.7-4

7.4 Fuser Unit p.7-6

7.5 REGI Assembly p.7-7

7.6 Main Motor Assembly p.7-8

7.7 Deve Motor Assembly p.7-9

7.8 Exit Sorenoid Assembly p.7-10

7.9 Cassette Assembly p.7-11

7.10 Duplex Unit p.7-12

7.11 SCF Unit p.7-13

7. Exploded Views and Parts List (ML-4550/XEU)

Contents

Service Manual

Exploded Views & Parts List

7-2

Samsung Electronics

7.1 Main Assembly

3-1

3-2

3-3

3-5

3-4

3-6

4-1

4-2

8-1

8-2

8-3

8-4

9-1

9-2

9-3

20-1

20-2

20-3

21-1

21-2

21-3 22

SCF

39-2

39-1

39(Network only)

Exploded Views & Parts List

Service Manual

7-3

Samsung Electronics

7.2 Cover Assembly

6-1

6-10

6-2

6-3

6-5

6-4

6-6

6-7

6-8

6-9

7 (N/A : ML-4551ND)

7-2

7-1

1-12

1-13

1-10

1-11

1-9

1-17

1-5

1-2

1-3 1-8

1-7

1-6

1-4

1-16

1-14

1-1

1-15

1-18

3-3

3-1

3-2

Service Manual

Exploded Views & Parts List

7-4

Samsung Electronics

7.3 Frame Assembly(1/2)

2-1

2-2

2-4

2-3

2-4-1

2-4-2

2-4-3

3-1

3-2

3-3

3-4

3-5

3-6

3-7

4-1

4-2

4-3

4-4

4-5

4-6

4-7 4-8

5-1

5-2

5-3

5-4

14-1

14-2

14-3

20 21

Otros manuales para ML-4550 Series

Tabla de contenidos

Otros manuales de Impresora de Samsung

Samsung

Samsung CLP 300N - Network-ready Color Laser Printer Manual de usuario

Samsung

Samsung 2252W - Printer - B/W Guía del usuario

Samsung

Samsung ML ML-2240 Manual de usuario

Samsung

Samsung CLP-315 - CLP 315 Color Laser Printer Manual de usuario

Samsung

Samsung Lazett ML-1250 Manual de usuario

Samsung

Samsung ML 1710 - B/W Laser Printer Guía del usuario

Samsung

Samsung SCX-4655F Manual de usuario

Samsung

Samsung ML-2165 Manual de usuario

Samsung

Samsung CLP-650N Manual de usuario

Samsung

Samsung 2252W - Printer - B/W Manual de usuario

Samsung

Samsung ML-3750ND Manual de usuario

Samsung

Samsung CLX-6260ND/SEE Manual de usuario

Samsung

Samsung CLP 610ND - Color Laser Printer Manual de usuario

Samsung

Samsung 1120L Manual de usuario

Samsung

Samsung ML-2251NP - Network Business Laser Printer Guía del usuario

Samsung

Samsung CLX-3170FN series Manual de usuario

Samsung

Samsung ML-2525W series Manual de usuario

Samsung

Samsung CLP-325W (Wireless) 16PPM Colour Laser... Manual de usuario

Samsung

Samsung ML-2955DW/XAA Manual de usuario

Samsung

Samsung Color & Monochrome Laser Printers & MFPs Manual de usuario

Samsung

Samsung ML-1615 Manual de usuario

Samsung

Samsung ML-5000A Manual de usuario

Samsung

Samsung CLP-315 Series Manual de usuario

Samsung

Samsung Bixolon SRP-500 Manual de usuario

Manuales populares de Impresora de otras marcas

Lexmark

Lexmark 1400 Series Manual

Canon

Canon i70 Series Manual de usuario

Evolis

Evolis Elypso Manual de usuario

Kyocera

Kyocera FS-9530DN Manual de usuario

Canon

Canon LASER SHOT LBP-1210 Manual de usuario

Canon

Canon PIXMA PRO-1 Series Manual de usuario

Canon

Canon PIXMA G3560 Guía de configuración

Dell

Dell Color Laser Printer 2130cn Manual de usuario

Tektronix

Tektronix Phaser 840 Manual de usuario

Epson

Epson ET-7750 Instrucciones de funcionamiento

Canon

Canon CLBR 460ps Manual de usuario

Eltron

Eltron P210 Guide Manual de usuario

Ricoh

Ricoh MD-P1 Manual de usuario

Epson

Epson SC-F7100 series Manual de usuario

Epson

Epson Stylus C40UX Manual de usuario

Canon

Canon imagePASS-A2 Manual de usuario

Canon

Canon S820D Manual de usuario

IRA3D

IRA3D POETRY4 Manual de usuario