background image

Continued

5.  Disassembly and Reassembly

5.1 General Precautions on Disassembly

5-1

5.2 Disassembly and Reassembly

5-2

6. Troubleshooting

6.1  Checking Symptoms

6-1

6.2  Bad discharge

6-4

6.3  Malfunction

6-8

6.4  Bad software environment 

6-13

6.5  Bad Image

6-17

7.  Exploded Views & Parts List

7.1 Exploded Views and Parts List

7-1

8. Block 

diagram

8.1 System Block Diagram

8-1

8.2 System Timing Chart

8-2

9. Connection Diagram

9.1  Connection Diagram

9-1

10. Schematic Diagram

10.1  Main Board

10-1

10.2  Connector Circuit Diagram

10-5

10.3  SMPS Circuit Diagram

10-6

10.4  HVPS Circuit Diagram

10-7

fineline6

Summary of Contents for SCX4521F - B/W Laser - All-in-One

Page 1: ...ce Memory 16MB Resolution 600 600dpi Option N A Printing Speed 22ppm LTR 20ppm A4 Print Memory 10MB Print Language SPL Path Type C Path Cassette Capa 150sheets Outlet Stacking Capa 50sheets Toner Cartridge initial 1K sales 3K ADF Capacity 30sheets Scan Method 600 dpi Color CIS Copy Speed SDMC 22Cpm Ltr MDMC 7Cpm Ltr Interface USB1 1 IEEE1284 SCX 4521F Series fineline6 ...

Page 2: ... 5 3 System Overview 3 1 System Outline 3 1 3 2 H W Structure and Descriptions 3 7 3 3 S W Structure and Descriptions 3 19 3 4 Initial Product Installation 3 24 4 Alignment and Adjustments 4 1 Sample Pattern 4 1 4 2 Control Panel 4 2 4 3 Consumables and Replacement Parts 4 4 4 4 LED Status Error Messages 4 4 4 5 Periodic Defective Image 4 5 4 6 How to use DCU 4 6 4 7 Paper Path 4 11 fineline6 ...

Page 3: ...ion 6 8 6 4 Bad software environment 6 13 6 5 Bad Image 6 17 7 Exploded Views Parts List 7 1 Exploded Views and Parts List 7 1 8 Block diagram 8 1 System Block Diagram 8 1 8 2 System Timing Chart 8 2 9 Connection Diagram 9 1 Connection Diagram 9 1 10 Schematic Diagram 10 1 Main Board 10 1 10 2 Connector Circuit Diagram 10 5 10 3 SMPS Circuit Diagram 10 6 10 4 HVPS Circuit Diagram 10 7 fineline6 ...

Page 4: ...erence Information 11 1 Troubleshooting Tools 11 1 11 2 Acronyms and Abbreviations 11 2 11 3 Selecting printer locations 11 4 11 4 Sample Tests Patterns 11 5 12 Circuit Description 12 1 Engine Controller 12 1 fineline6 ...

Page 5: ... harness Is the message on the LCD Panel a standard error message Refer to section 4 3 3 Check the Paper Path Is there a Paper Jam Remove any paper fragments caught in the paper path Paper Jam occurs repeatedly at a specific point in the Paper Path Open the fuser cover Jam clear Dismantle the machine and carefully inspect the region where the jam occurs Especially check if paper fragments are caug...

Page 6: ...tions are defined according to a company standard The information below will help you to understand the part number format and assist when ordering spare parts This format is used throughout Samsung on all product ranges Typically it is used for small components and electronic parts This format is controlled by individual Samsung Divisions and is used on specific products typically for mechanical ...

Page 7: ...CX 4521F Series sm_05 pdf SAMSUNG Laser SCX 4321 SCX 4521F Series sm_05 pdf SAMSUNG Laser SCX 4321 SCX 4521F Series sm_05 pdf SAMSUNG Laser SCX 4321 SCX 4521F Series sm_05 pdf SAMSUNG Laser SCX 4321 SCX 4521F Series sm_05 pdf SAMSUNG Laser SCX 4321 SCX 4521F Series sm_05 pdf SAMSUNG Laser SCX 4321 SCX 4521F Series sm_05 pdf ...

Reviews: