Samsung Office Master SCX-5312F User manual

DIGITAL LASER MFP
SCX-5312F
SCX-5112
1. Precautions
2. Specifications
3. Disassembly
4.Troubleshooting
5. ExplodedViews and Parts List
6. Block Diagram
7. Connection Diagram
DIGITAL LASER MFP CONTENTS
SERVICE
MANUAL

Contents
Samsung Electronics 1
Contents
1. Precautions................................................................................... page(1-1)
1-1 Safety Precautions.............................................................................................page(1-1)
1-2 Precautions on Disassembly and Reassembly..................................................page(1-1)
1-3 ESD Precautions................................................................................................page(1-2)
1-4 Super Capacitor or Lithium Battery Precautions................................................page(1-2)
1-5 Tools for Troubleshooting....................................................................................page(1-3)
2. Specifications............................................................................... page(2-1)
2-1 Printer.................................................................................................................page(2-1)
2-2 Facsimile............................................................................................................page(2-2)
2-3 Scanner..............................................................................................................page(2-2)
2-4 Copier.................................................................................................................page(2-3)
2-5 Power Supply .....................................................................................................page(2-3)
2-6 Dimension..........................................................................................................page(2-4)
2-7 Telephone...........................................................................................................page(2-4)
2-8 Packaging...........................................................................................................page(2-4)
2-9 Environmental Condition....................................................................................page(2-4)
3. Disassembly and Reassembly ................................................... page(3-1)
3-1 General Precautions on Disassembly...............................................................page(3-1)
3-2 Rear Cover .........................................................................................................page(3-1)
3-3 Scanner Ass'y ....................................................................................................page(3-2)
3-4 ADF Ass'y............................................................................................................page(3-6)
3-5 OPE Ass'y .........................................................................................................page(3-8)
3-6 Side Cover Ass'y ..............................................................................................page(3-9)
• MP-Tray.............................................................................................................................page(3-9)
• Duplex Ass'y ....................................................................................................................page(3-10)
• Transfer Roller Ass'y ........................................................................................................page(3-10)
3-7 Fuser Ass'y..........................................................................................................page(3-11)
3-8 Exit Ass'y.............................................................................................................page(3-12)
3-9 Cover Paper Exit Ass'y........................................................................................page(3-12)
3-10 Drive Ass'y ........................................................................................................page(3-13)
3-11 SMPS................................................................................................................page(3-14)
3-12 LSU(Laser Scaning Unit) ..................................................................................page(3-15)
3-13 Cover Exit Rear.................................................................................................page(3-16)
3-14 Main Frame Ass'y..............................................................................................page(3-17)
3-15 MP Ass'y ...........................................................................................................page(3-18)
3-16 Feed Ass'y.........................................................................................................page(3-19)
3-17 Pick up Ass'y.....................................................................................................page(3-20)
3-18 Main PBA..........................................................................................................page(3-21)

Contents
Samsung Electronics2
4. Maintenance &Troubleshooting ................................................. page(4-1)
4-1 Preventative Maintenance..................................................................................page(4-1)
4-2 Error Messages..................................................................................................page(4-2)
4-3 User Mode...........................................................................................................page(4-4)
4-4 Tech Mode...........................................................................................................page(4-5)
4-4-1 How to Enter Service Mode..........................................................................page(4-5)
4-4-2 Setting-up System in Tech Mode ..................................................................page(4-6)
4-4-3 SYSTEM DATA..............................................................................................page(4-8)
4-4-4 MEMORY CLEAR.........................................................................................page(4-8)
4-4-5 MAINTENANCE............................................................................................page(4-9)
4-4-6 REPORT/HELP.............................................................................................page(4-11)
4-4-7 Firmware Upgrade........................................................................................page(4-12)
4-4-7-1 Local Machine.........................................................................................page(4-12)
4-4-7-2 Remote FAX.............................................................................................page(4-13)
4-5 ENGINE TEST ...................................................................................................page(4-14)
4-5-1 To enter the Engine Test Mode....................................................................page(4-14)
4-5-2 Diagnosti......................................................................................................page(4-14)
4-5-3 ENGINE PRINT ............................................................................................page(4-14)
4-6 Troubleshootion..................................................................................................page(4-15)
4-6-1 Scanner........................................................................................................page(4-15)
4-6-1-1 COPY......................................................................................................page(4-15
4-6-1-2 PC-Scan .................................................................................................page(4-16)
4-6-2 FAX(only SCX-5312F)..................................................................................page(4-17)
4-6-2-1 FAX/TELEPHONE Precautions ..............................................................page(4-17)
4-6-3 Print Quality .................................................................................................page(4-18)
• Abnormal Image Printing and Defective Roller.................................................................page(4-20)
• No Image ..........................................................................................................................page(4-21)
• All Black............................................................................................................................page(4-23)
• Vertical White Line (Band).................................................................................................page(4-24)
• Dark Image .......................................................................................................................page(4-25)
• Background.......................................................................................................................page(4-26)
• Ghost ................................................................................................................................page(4-27
• Black Dot..........................................................................................................................page(4-28)
• Horizontal Band ................................................................................................................page(4-29)
• Irregular Density................................................................................................................page(4-30)
• White Spot ........................................................................................................................page(4-31)
• Trembling at the End When OHP Printing.........................................................................page(4-32)
• Poor Fusing Grade............................................................................................................page(4-33)
4-6-4 Malfunction...................................................................................................page(4-44)
• No Power (LCD NO display LED Off)................................................................................page(4-36)
• Fuser Error........................................................................................................................page(4-37)
• Paper Jam (Mis-Feeding).................................................................................................page(4-38)
• Paper Jam(Jam 1).............................................................................................................page(4-39)
• Engine Error......................................................................................................................page(4-40
4-6-5 Toner Cartridge Service................................................................................page(4-41)

Contents
Samsung Electronics 3
4-6-5-1 Signs and Measures at Poor toner cartridge..........................................page(4-42)
4-6-6 The cause and solutions of bad environment of the software.......................page(4-45)
4-6-6-1 The printer is not working (1) .................................................................page(4-45)
4-6-6-2 The printer is not working (2)..................................................................page(4-45)
4-6-6-3 Abnormal Printing...................................................................................page(4-46)
4-6-6-4 SPOOL Error ..........................................................................................page(4-46)
5. Exploded View & Parts List
5-1. Main Exploded View & Parts List........................................................................page(5-2)
5-2. Platen Ass'y Exploded View & Parts List............................................................page(5-5)
5-3. ADF ASS'Y Exploded View & Parts List.............................................................page(5-9)
5-4. Side Cover Ass'y Exploded View & Parts List ....................................................page(5-12)
5-5. Cassette Ass'y Exploded View & Parts List........................................................page(5-14)
5-6. Exit Ass'y Exploded View & Parts List................................................................page(5-16)
5-7. Feeder Ass'y Exploded View & Parts List...........................................................page(5-18)
5-8. MP Ass'y Exploded View & Parts List.................................................................page(5-20)
5-9. Base Frame Exploded View & Parts List............................................................page(5-22)
5-10.Pick-up Ass'y Exploded View & Parts List.........................................................page(5-24)
5-11. Drive Ass'y Exploded View & Parts List............................................................page(5-26)
5-12. Main Frame Ass'y Exploded View & Parts List.................................................page(5-28)
5-13. FuserAss'y Exploded View & Parts List...........................................................page(5-30)
5-14. Screw ..............................................................................................................page(5-32)
6. Block Diagrams ............................................................................ page(6-1)
7. Connection Diagram .................................................................... page(7-1)

Troubleshooting
Samsung Electronics 4-1
4. Maintenance &Troubleshooting
In this chapter, it was mentioned about the functions for maintaining the product, how to find the causes of the
inferiority, and troubleshooting method.
The service manual is bound the SCX-5312F and SCW-5112 together in one volume.
The SCX-5312F has functions such as printer, copy, scanner, and fax. The SCX-5112 has all functions as the
SCX-5312F but the fax function.
The contents of the manual are standardized for the SCX-5312F.
The information about the fax function is not applied for the SCX-5112.
The differences by each model are explained in a separate way.
4-1 Preventative Maintenance
The cycle period outlined below is a general guideline for maintenance.
The example list is for an average usage of 50 transmitted and received documents per day.
Environmental conditions and actual use will vary these factors.
The cycle period given below is for reference only.
COMPONENT REPLACEMENT CYCLE
ADF Rubber 20,000 Pages
ADF Roller 50,000 Pages
Pick-up Roller 75,000 Pages
Transfer Roller 75,000 Pages
Fuser 75,000 Pages
Toner Cartridge 6,000 Pages
Drum Cartridge 15,000 Pages

Exploded Views and Parts List
Samsung Electronics 5-1
5. Exploded View & Parts List
5-1. Main Exploded View & Parts List....................................... page(5-2)
5-2. Platen Ass’y Exploded View & Parts List
.................... page(5-5)
5-3. ADF ASS’Y Exploded View & Parts List
......................
page(5-9)
5-4. Side Cover Ass’y ExplodedView & Parts List
...........
page(5-12)
5-5. Cassette Ass’y Exploded View & Parts List
...............
page(5-14)
5-6. Exit Ass’y Exploded View & Parts List................................ page(5-16)
5-7. Feeder Ass’y Exploded View & Parts List
..................
page(5-18)
5-8. MP Ass’y Exploded View & Parts List
.........................
page(5-20)
5-9. Base Frame Exploded View & Parts List
....................
page(5-22)
5-10.Pick-up Ass’y ExplodedView & Parts List
................
page(5-24)
5-11. Drive Ass’y Exploded View & Parts List........................... page(5-26)
5-12. Main Frame Ass’y Exploded View & Parts List................. page(5-28)
5-13. FuserAss’y ExplodedView & Parts List........................... page(5-30)
5-14. Screw.......................... page(5-32)

SAMSUNG Laser SCX-5312 SCX-5112 sm_02.pdf
SAMSUNG Laser SCX-5312 SCX-5112 sm_02.pdf
SAMSUNG Laser SCX-5312 SCX-5112 sm_02.pdf
SAMSUNG Laser SCX-5312 SCX-5112 sm_02.pdf
SAMSUNG Laser SCX-5312 SCX-5112 sm_02.pdf
SAMSUNG Laser SCX-5312 SCX-5112 sm_02.pdf
SAMSUNG Laser SCX-5312 SCX-5112 sm_02.pdf
SAMSUNG Laser SCX-5312 SCX-5112 sm_02.pdf
SAMSUNG Laser SCX-5312 SCX-5112 sm_02.pdf