Equipment information
Samsung ML-2850 Series Printer
Manufacturer:
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If you have any other photos or manuals for the
Samsung ML-2850 Series you can upload the files here .
Model:
ML-2850 Series
Date:
2007
Category:
Group:
Description:
Digital Laser Printer
Information
Smallest Duplex Built-in
Mono Laser Printer (Low Noise)
- 28ppm(A4) / 30ppm(Ltr)
- PCL6, PS3, 1,200x1,200dpi
- 400MHz processor
- USB 2.0, N/W (ML-2851ND only)
- 32MB (Max.160MB : factory option)
- 2K Standard, 5K High Yield
- Paper Input: 250 sh CST + 1 sh MP
- Standard Duplex Printing
- Options: 250 sh SCF
Manual Type:
Service Manual
Pages:
151
Size:
7.92 Mbytes (8306481 Bytes)
Language:
english
Revision:
1.00
Manual-ID:
2850-D0SEE
Date:
2007 08 01
Quality:
Electronic document, no scan, very well readable.
Upload date:
2017 01 14
MD5:
e3c6f5baa51b75afc81f7a2e2da77c4d
Downloads:
1910
Information
1. Precautions
1.1 Safety Warning 1-1
1.2 Caution for safety 1-2
1.3 ESD Precautions 1-5
2. Product spec and feature
2.1 Product Specifications 2-1
2.1.1 Product Overview 2-1
2.1.2 Specifications 2-1
2.1.3 Model Comparison Table 2-7
2.2 Summary of Product 2-9
2.2.1 Printer Components 2-9
2.2.2 System Layout 2-12
2.2.3 Engine H/W Specifications 2-17
2.2.4 S/W Descriptions 2-27
3. Disassembly and Reassembly
3.1 General Precautions on Disassembly 3-1
3.2 Used Screw List 3-2
3.3 Cover Unit 3-3
3.3.1 CASSETTE & Front Cover 3-3
3.3.2 DUPLEX UNIT & COVER-TOP/COVER-REAR 3-4
3.3.3 Cover-Side-LEFT/RIGHT 3-5
3.4 Fuser Ass'y 3-6
3.5 LSU(Laser Scanning Unit) 3-7
3.6 Drive Ass'y 3-8
3.7 Main PBA/SMPS/HVPS 3-9
3.8 HOLDER-PAD Disassembly 3-10
3.9 Transfer Roller 3-11
4. Alignment & Troubleshooting
4.1 Alignment and Adjustments 4-1
4.1.1 Sample Pattern 4-1
4.1.2 Control Panel 4-4
4.1.3 Consumables and Replacement Parts 4-7
4.1.4 LED Status Error Message 4-7
4.1.5 Abnormal Image Printing and Defective Roller 4-8
4.1.6 How to use DCU 4-9
4.1.7 Paper Jam 4-15
4.1.8 Download & Reset F/W 4-20
4.2 Troubleshooting 4-21
4.2.1 Procedure of Checking the Symptoms 4-21
4.2.2 The cause and solution of Bad image 4-22
4.2.3 The cause and solution of the bad discharge 4-38
4.2.4 The cause and solution of the malfunction 4-46
4.2.5 Toner Cartridge Service 4-56
4.2.6 The cause and solutions of bad environment of the
software 4-58
5. Exploded Views & Parts List
5.1 Main 5-2
5.2 Top Cover 5-4
5.3 Cover Ass'y 5-6
5.4 Front Cover 5-8
5.5 Rear Cover 5-10
5.6 Frame 5-12
5.7 Main Drive 5-17
5.8 Rear Guide 5-19
5.9 Fuser 5-21
5.10 Duplex Unit 5-23
5.11 Cassette 5-25
5.12 SCF 5-27
6. System Diagram
6.1 Block Diagram 6-1
6.2 Connection Dia ram 6-2
7. Reference Information
7.1 Tool for Troubleshooting 7-1
7.2 Acronyms and Abbreviations 7-2
7.3 Select a location for the Printer 7-4
7.4 Sample Tests Patterns 7-5
7.5 LAN (Optional Function) 7-6
7.6 Information of model's code 7-6
7.7 Parts Life Cycle Maintenance Table 7-7
7.7.1 Parts Life Cycle Maintenance Table 7-7
7.7.2 Toner Cartridge Criterion 7-7
7.8 Model Information 7-8
7.8.1 Understanding for Model Code 7-8
7.8.2 Understanding Material Code & Name 7-9