Samsung SCX4521F ET-EX-SI 1204792194 free download

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DIGITAL LASER MFP SCX-4521F Series SCX-4521F/XEG Basic Model : SCX-4521F Manual SERVICE DIGITAL LASER MFP The keynote of Product - Machine Life: 50,000Pages - Cpu: Chorus2 - Device 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 SCX-4521F Series - Interface: USB1.1, IEEE1284 ELECTRONICS * This service manual is a property of Samsung Electronics Co., Ltd. Any unauthorized use of Manual can be punished under applicable international and/or domestic law. Samsung Electronics Co.,Ltd. June 2005 * This service manual is also provided on the web, the ITSELF system Samsung Electronics Co., Ltd. Printed in Korea. http://itself.sec.samsung.co.kr VERSION NO. : 1.00 CODE : JC-0139C Contents 1. Precautions 1.1 Safety Warning 1-1 1.2 Safety Caution 1-2 1.3 ESD Precautions 1-4 2. Product Specification 2.1 Product Overview 2-1 2.2 Specifications 2-1 2.3 Model Comparison Table 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 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