Samsung ML-4550 Printer
Manufacturer:
Image 1 of 3
Image 2 of 3
Image 3 of 3
If you have any other photos or manuals for the
Samsung ML-4550 you can upload the files here .
Model:
ML-4550
Date:
2006
Category:
Group:
Description:
DIGITAL LASER PRINTER
Information
Series Model: ML-4550 / 4551N / 4551ND
- High speed Laser Printer:
Up to 43 ppm in A4 (45 ppm in Letter),
Duplex: 29 ipm (A4); 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 LAN, 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 type:
Service Manual
Pages:
185
Size:
12.09 Mbytes (12675975 Bytes)
Language:
english
Revision:
1.0
Manual ID:
JC-0168R
Date:
Quality:
Electronic document, no scan, very well readable.
Upload date:
04 October 2015
MD5:
45e39ae49d84c8a0318180ad9cca3fd8
Downloads:
14054
Information
1. Precautions
1.1 Safety Warning 1-1
1.2 Caution for safety 1-2
1.2.1 Toxic material 1-2
1.2.2 Electric Shock and Fire Safety Precautions 1-2
1.2.3 Handling Precautions 1-3
1.2.4 Assembly / Disassembly Precautions 1-3
1.2.5 Disregarding this warning may cause bodily injury 1-4
1.3 ESD Precautions 1-5
2. Product Specifications
2.1 Product Overview 2-1
2.2 Specifications 2-1
2.2.1 General Specifications 2-1
2.2.2 Controller & S/W 2-2
2.2.3 Paper Handling 2-3
2.2.4 Consumables 2-4
2.2.5 Reliability & Service 2-4
2.2.6 Environment 2-4
2.2.7 Options 2-5
2.2.8 Others 2-5
2.3 Model Comparison Table 2-6
3. Summary of Product
3.1 Printer Components 3-1
3.1.1 Front View 3-1
3.1.2 Rear View 3-2
3.1.3 Control Panel 3-3
3.2 System Layout 3-7
3.2.1 Feeding 3-8
3.2.2 Transfer 3-9
3.2.3 Driver Ass'y 3-9
3.2.4 Fuser 3-9
3.2.5 LSU (Laser Scanner Unit) 3-9
3.2.6 Print Cartridge 3-10
3.3 Engine H/W Specifications 3-11
3.3.1 ML-4550 (PCL) Main Board 3-11
3.3.2 SMPS & HVPS board 3-16
3.3.3 Engine F/W 3-20
4. Alignment and Adjustments
4.1 How to use EDC (Engine Diagnostic Control) Mode 4-1
4.1.1 EDC Setup 4-1
4.1.2 Entrance method for EDC 4-1
4.1.3 Cover Status 4-2
4.1.4 Sensor Status 4-3
4.1.5 Motor Test 4-5
4.1.6 Fan Test 4-5
4.1.7 Clutch / Sol 4-6
4.1.8 Fuser Ctrl 4-7
4.1.9 LSU 4-7
4.1.10 Deve Control 4-8
4.1.11 Print Test and Option version 4-9
4.2 Paper Path 4-10
4.2.1 Clearing Paper Jams 4-12
4.3 Sample Pattern 4-17
4.3.1 Information Pages 4-17
4.3.2 Demo Pages 4-17
4.4 Periodic Defective Image 4-18
4.5 Error Messages 4-19
5. Disassembly and Reassembly
5.1 General Precautions on Disassembly 5-1
5.2 Transfer Roller 5-2
5.3 MPF Ass’y 5-3
5.4 Holder Pad Ass'y 5-4
5.5 Retard Ass'y 5-5
5.6 Feed2 Idle Unit 5-6
5.7 Cover Right 5-7
5.8 Main PBA 5-8
5.9 Main Drive Ass'y 5-9
5.10 DEVE Drive Ass'y 5-10
5.11 Connector PBA 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 Ass'y 5-18
5.19 Duplex Solenoid Ass'y 5-20
5.20 Exit Roller 5-21
5.21 LSU 5-22
5.22 DC Fan 5-23
5.23 Toner Sensor PBA 5-24
5.24 REGI Ass'y 5-25
5.25 MP Pick Up Ass'y 5-26
5.26 Pick Up & Feed2 Assy 5-28
5.27 Engine Shield 5-31
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 Assembly 7-2
7.2 Cover Assembly 7-5
7.3 Frame Assembly 7-7
7.4 Fuser Unit 7-12
7.5 REGI Assembly 7-14
7.6 Main Motor Assembly 7-16
7.7 Deve Motor Assembly 7-18
7.8 Exit Sorenoid Assembly 7-20
7.9 Cassette Assembly 7-22
7.10 Duplex Unit 7-24
7.11 SCF Unit 7-26
8. Block diagram
8.1 System Block Diagram 8-1
9. Connection Diagram
9.1 Connection Diagram 9-1
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 Acronyms and Abbreviations 11-2
11.3 Select a location for the Printer 11-4
11.4 Sample Tests Patterns 11-5
Add Comment
Terms and Conditions
These terms and conditions contain rules about posting comments. By submitting a comment, you are declaring that you agree with these rules:
- Although the administrator will attempt to moderate comments, it is impossible for every comment to have been moderated at any given time.
- You acknowledge that all comments express the views and opinions of the original author and not those of the administrator.
- You agree not to post any material which is knowingly false, obscene, hateful, threatening, harassing or invasive of a person's privacy.
- The administrator has the right to edit, move or remove any comment for any reason and without notice.
Failure to comply with these rules may result in being banned from further commenting.
These terms and conditions are subject to change at any time and without notice.
Comments