Service Manual
Page 1
...: SDMC: 22Cpm/Ltr, MDMC: 7Cpm/Ltr - Path Type: C-Path - Cpu: Chorus2 - Outlet Stacking Capa.: 50sheets - Device Memory: 16MB - DIGITAL LASER MFP SCX-4521F Series SCX-4521F/TEC Basic Model : SCX-4521F SERVICE Manual DIGITAL LASER MFP SCX-4521F Series The keynote of Product - Scan Method: 600 dpi Color CIS - Printing Speed: 22ppm/LTR,20ppm...
...: SDMC: 22Cpm/Ltr, MDMC: 7Cpm/Ltr - Path Type: C-Path - Cpu: Chorus2 - Outlet Stacking Capa.: 50sheets - Device Memory: 16MB - DIGITAL LASER MFP SCX-4521F Series SCX-4521F/TEC Basic Model : SCX-4521F SERVICE Manual DIGITAL LASER MFP SCX-4521F Series The keynote of Product - Scan Method: 600 dpi Color CIS - Printing Speed: 22ppm/LTR,20ppm...
Service Manual
Page 2
Oct. 2005 Printed in Korea. VERSION NO. : 1.00 CODE : JC-6139A ELECTRONICS * This service manual is a property of Manual can be punished under applicable international and/or domestic law. * This service manual is also provided on the web, the ITSELF system Samsung Electronics Co., Ltd. Any unauthorized use of Samsung Electronics Co., Ltd. http://itself.sec.samsung.co.kr Samsung Electronics Co.,Ltd.
Oct. 2005 Printed in Korea. VERSION NO. : 1.00 CODE : JC-6139A ELECTRONICS * This service manual is a property of Manual can be punished under applicable international and/or domestic law. * This service manual is also provided on the web, the ITSELF system Samsung Electronics Co., Ltd. Any unauthorized use of Samsung Electronics Co., Ltd. http://itself.sec.samsung.co.kr Samsung Electronics Co.,Ltd.
Service Manual
Page 6
... hazardous. NICHT DEM STRAHL AUSSETZEN. EVITARE L ESPOSIZIONE AL FASCIO. Precautions 11. VORSICHT - ATTENZIONE - ADVARSEL. - VARNING - Samsung Electronics Service Manual 1-1 DO NOT OPEN THIS COVER. STR LEN R FARLIG. PRECAUCION - Class I laser products are designed so there is certified as a Class I laser product conforming to the requirements of fire, electric shock, and injury to reduce risk of...
... hazardous. NICHT DEM STRAHL AUSSETZEN. EVITARE L ESPOSIZIONE AL FASCIO. Precautions 11. VORSICHT - ATTENZIONE - ADVARSEL. - VARNING - Samsung Electronics Service Manual 1-1 DO NOT OPEN THIS COVER. STR LEN R FARLIG. PRECAUCION - Class I laser products are designed so there is certified as a Class I laser product conforming to the requirements of fire, electric shock, and injury to reduce risk of...
Service Manual
Page 7
... could cause an electric shock. Do not place objects on either end of the cables inside the machine and cause an electric shock. 1-2 Service Manual Samsung Electronics Some chemicals can lead to overheating and cause a fire. (11) Do not position the printer in a clean well ventilated location....care not to cut or damage the power cable or plugs when moving the machine. (9) Use caution during thunder or lightening storms. Samsung recommend that this can cause electric shock. If the power cable is possible for safety 1.2.1 Toxic material This product contains toxic materials ...
... could cause an electric shock. Do not place objects on either end of the cables inside the machine and cause an electric shock. 1-2 Service Manual Samsung Electronics Some chemicals can lead to overheating and cause a fire. (11) Do not position the printer in a clean well ventilated location....care not to cut or damage the power cable or plugs when moving the machine. (9) Use caution during thunder or lightening storms. Samsung recommend that this can cause electric shock. If the power cable is possible for safety 1.2.1 Toxic material This product contains toxic materials ...
Service Manual
Page 8
...- Take care not to expose the OPC Drum either to direct sunlight or to scratch the green surface of OPC Drum Unit. Samsung Electronics Service Manual 1-3 Damage could get into the machine. (7) Handling of the OPC Drum - If the green surface of the Drum Cartridge is ... or re-fitting any parts do so could cause a fire. 1.2.4 Assembly / Disassembly Precautions Replace parts carefully, always use Samsung parts. Take extra care when servicing the printer. Failure to do not use approved spare parts. Exposure for your fingers, hair or clothing in print quality degradation...
...- Take care not to expose the OPC Drum either to direct sunlight or to scratch the green surface of OPC Drum Unit. Samsung Electronics Service Manual 1-3 Damage could get into the machine. (7) Handling of the OPC Drum - If the green surface of the Drum Cartridge is ... or re-fitting any parts do so could cause a fire. 1.2.4 Assembly / Disassembly Precautions Replace parts carefully, always use Samsung parts. Take extra care when servicing the printer. Failure to do not use approved spare parts. Exposure for your fingers, hair or clothing in print quality degradation...
Service Manual
Page 9
If do, you can get harm. (3) When you do not lift carefully. (4) Ensure the printer is stable. 1-4 Service Manual Samsung Electronics Use safe lifting and handling techniques. Back injury could cause the printer to cool down before disassembly. (2) Do not put hand or hair into ...
If do, you can get harm. (3) When you do not lift carefully. (4) Ensure the printer is stable. 1-4 Service Manual Samsung Electronics Use safe lifting and handling techniques. Back injury could cause the printer to cool down before disassembly. (2) Do not put hand or hair into ...
Service Manual
Page 10
...it . Use only a grounded tip soldering iron to help reduce the incidence of component damage caused by static electricity. Samsung Electronics Service Manual 1-5 Caution >>Be sure no power is applied to damage an ESD. 1.4 Super Capacitor or Lithium Battery Precautions 1. Minimize... bodily motions when handling unpackaged replacement ESDs. Normal motions, such as the brushing together of clothing fabric and lifting one's foot ...
...it . Use only a grounded tip soldering iron to help reduce the incidence of component damage caused by static electricity. Samsung Electronics Service Manual 1-5 Caution >>Be sure no power is applied to damage an ESD. 1.4 Super Capacitor or Lithium Battery Precautions 1. Minimize... bodily motions when handling unpackaged replacement ESDs. Normal motions, such as the brushing together of clothing fabric and lifting one's foot ...
Service Manual
Page 11
... abbreviation table, the outline of model, and so on. 11.1 Troubleshooting Tool The following tools are recommended safe and easy troubleshooting as described in this service manual. • DVM(Digital Volt Meter) Standard : Indicates more than 3 digits. • Cleaning Equipments Standard : An IPA(Isopropyl Alcohol)dry wipe tissue or a ... : For general home use, small type. • Spring Hook Standard : For general use • Cotton Swab Standard : For general home use, for medical service. • Software (Driver) installation CD ROM Samsung Electronics Service Manual 11-1
... abbreviation table, the outline of model, and so on. 11.1 Troubleshooting Tool The following tools are recommended safe and easy troubleshooting as described in this service manual. • DVM(Digital Volt Meter) Standard : Indicates more than 3 digits. • Cleaning Equipments Standard : An IPA(Isopropyl Alcohol)dry wipe tissue or a ... : For general home use, small type. • Spring Hook Standard : For general use • Cotton Swab Standard : For general home use, for medical service. • Software (Driver) installation CD ROM Samsung Electronics Service Manual 11-1
Service Manual
Page 12
... High Voltage Power Supply interface Input and Output integrated circuit Intelligent Drive electronics or Imbedded Drive Electronics 11-2 Service Manual Samsung Electronics Where abbreviations or acronyms are used in the text please refer to this service manual. Reference Information 11.2 Acronyms and Abbreviations(1) The table below explains the abbreviations and acronyms used in this table...
... High Voltage Power Supply interface Input and Output integrated circuit Intelligent Drive electronics or Imbedded Drive Electronics 11-2 Service Manual Samsung Electronics Where abbreviations or acronyms are used in the text please refer to this service manual. Reference Information 11.2 Acronyms and Abbreviations(1) The table below explains the abbreviations and acronyms used in this table...
Service Manual
Page 13
... Printer Liquid Crystal Display Light Emitting Diode Low temperature and low marshy place Laser Scanning Unit megabyte megahertz Multi Purpose Feeder Network Interface Card Normal temperature and normal marshy place ... Memory Read Only Memory Second Cassette Feeder Switching Mode Power Supply Samsung Printer Graphic Processor Samsung Printer Language Simultaneous Peripheral Operation Online switch synchronous or synchronization Universal Serial Bus Wireless Ethernet Compatibility Alliance Service Manual 11-3 Acronyms and Abbreviations(2) Reference Information Abbreviations IEEE IPA IPM ...
... Printer Liquid Crystal Display Light Emitting Diode Low temperature and low marshy place Laser Scanning Unit megabyte megahertz Multi Purpose Feeder Network Interface Card Normal temperature and normal marshy place ... Memory Read Only Memory Second Cassette Feeder Switching Mode Power Supply Samsung Printer Graphic Processor Samsung Printer Language Simultaneous Peripheral Operation Online switch synchronous or synchronization Universal Serial Bus Wireless Ethernet Compatibility Alliance Service Manual 11-3 Acronyms and Abbreviations(2) Reference Information Abbreviations IEEE IPA IPM ...
Service Manual
Page 14
Clean, dry, and free of air conditioners, heaters, or ventilators - Away from the direct airflow of dust 11-4 Service Manual Samsung Electronics Reference Information 11.3 Selecting printer locations • Leave enough room to open the printer trays, covers, and allow for proper ventilation. (see diagram below) • Provide the proper environment : - Free of extreme fluctuations of temperature, sunlight, or humidity - A firm, level surface -
Clean, dry, and free of air conditioners, heaters, or ventilators - Away from the direct airflow of dust 11-4 Service Manual Samsung Electronics Reference Information 11.3 Selecting printer locations • Leave enough room to open the printer trays, covers, and allow for proper ventilation. (see diagram below) • Provide the proper environment : - Free of extreme fluctuations of temperature, sunlight, or humidity - A firm, level surface -
Service Manual
Page 15
The life of the toner cartridge, developer cartridge and printing speed are measured with the pattern shown below are reproduced reduced to 70% of the actual A4 size. Reference Information 11.4 Sample Tests Patterns The sample patterns shown below (5%). A4 ISO 19752 Standard Patterns Samsung Electronics Service Manual 11-5 The A4 ISO 19752 standard pattern samples are the standard test patterns used in the factory.
The life of the toner cartridge, developer cartridge and printing speed are measured with the pattern shown below are reproduced reduced to 70% of the actual A4 size. Reference Information 11.4 Sample Tests Patterns The sample patterns shown below (5%). A4 ISO 19752 Standard Patterns Samsung Electronics Service Manual 11-5 The A4 ISO 19752 standard pattern samples are the standard test patterns used in the factory.
Service Manual
Page 16
... Model Target User Customer Benefits (Sales Points) Key Specification Descriptions SCX-4521F(5-in-1 Flatbed MFP) SCX-4321(3-in its price class - up Product Specifications Remark Samsung Electronics Service Manual 2-1 Samsung Print Language - 16MB System memory - 30 ADF - 33.6 Kbps Fax Modem - 100 Speed Dial - 72 Hour Battery Back-up to 22ppm/A4(Up to...
... Model Target User Customer Benefits (Sales Points) Key Specification Descriptions SCX-4521F(5-in-1 Flatbed MFP) SCX-4321(3-in its price class - up Product Specifications Remark Samsung Electronics Service Manual 2-1 Samsung Print Language - 16MB System memory - 30 ADF - 33.6 Kbps Fax Modem - 100 Speed Dial - 72 Hour Battery Back-up to 22ppm/A4(Up to...
Service Manual
Page 17
... comes first ADF : 30,000 Pages, Platen : 20,000 Pages 10°C ~ 32 °C (50°F ~ 89°F) 20 % ~ 80 % RH Class B 16MB Yes Yes 2-2 Service Manual Samsung Electronics See below for china and korea) Yes (With toner save button) USB1.1 (Compatible with USB 2.0), IEEE 1284 Parallel No Windows 98/Me/NT4.0/2000...
... comes first ADF : 30,000 Pages, Platen : 20,000 Pages 10°C ~ 32 °C (50°F ~ 89°F) 20 % ~ 80 % RH Class B 16MB Yes Yes 2-2 Service Manual Samsung Electronics See below for china and korea) Yes (With toner save button) USB1.1 (Compatible with USB 2.0), IEEE 1284 Parallel No Windows 98/Me/NT4.0/2000...
Service Manual
Page 18
... Resolution Normal RET Memory First Print Out From Stand by Time From Cold Status Duplex Print WHQL Compliant Printable Area Halftone (Gray Scale) SCX-4321 Laser Beam Printing Up to 22ppm in A4 (22ppm in Letter) SPL Yes(Interval option: 5, 10,15, 30, 45 minute) 600 x 600 ...6x322.6mm 256 levels SCX-4521F Laser Beam Printing Up to Button Yes Yes Application Yes Yes Scan Depth Color 24 bit 24 bit Mono 1bit for Line art, Halftone, 8 Bit for Gray scale 1bit for Line art, Halftone, 8 Bit for Gray scale Samsung Electronics Service Manual 2-3 Document Width Max.216mm (8.5")...
... Resolution Normal RET Memory First Print Out From Stand by Time From Cold Status Duplex Print WHQL Compliant Printable Area Halftone (Gray Scale) SCX-4321 Laser Beam Printing Up to 22ppm in A4 (22ppm in Letter) SPL Yes(Interval option: 5, 10,15, 30, 45 minute) 600 x 600 ...6x322.6mm 256 levels SCX-4521F Laser Beam Printing Up to Button Yes Yes Application Yes Yes Scan Depth Color 24 bit 24 bit Mono 1bit for Line art, Halftone, 8 Bit for Gray scale 1bit for Line art, Halftone, 8 Bit for Gray scale Samsung Electronics Service Manual 2-3 Document Width Max.216mm (8.5")...
Service Manual
Page 19
... / SCX-4521F) Up to 22ppm in A4 (22ppm in Tech Mode Yes Yes Yes Yes No Yes Yes Yes No Yes List all user setting - 2-4 Service Manual SCX-4521F No Yes Yes(Phone Book) 10 ea (0~9) 90 locations(10~99) Yes Tone Default, Pulse Changing in Letter) 600*600 dpi (Scan:600... Volume Alarm Volume Speaker SCX-4321 List all user setting Yes(Off,Low,MED,HIGH) Yes(On,Off) Yes(On,Off) Yes(On,Off, Comm) Samsung Electronics Approx. 16 seconds(ADF), Approx. 11 seconds(Platen) Approx. 46 seconds(ADF), Approx. 40 seconds(Platen) Text, Text/Photo, Photo 25-400%(Platen), 25...
... / SCX-4521F) Up to 22ppm in A4 (22ppm in Tech Mode Yes Yes Yes Yes No Yes Yes Yes No Yes List all user setting - 2-4 Service Manual SCX-4521F No Yes Yes(Phone Book) 10 ea (0~9) 90 locations(10~99) Yes Tone Default, Pulse Changing in Letter) 600*600 dpi (Scan:600... Volume Alarm Volume Speaker SCX-4321 List all user setting Yes(Off,Low,MED,HIGH) Yes(On,Off) Yes(On,Off) Yes(On,Off, Comm) Samsung Electronics Approx. 16 seconds(ADF), Approx. 11 seconds(Platen) Approx. 46 seconds(ADF), Approx. 40 seconds(Platen) Text, Text/Photo, Photo 25-400%(Platen), 25...
Service Manual
Page 20
Samsung Electronics Product Specifications SCX-4521F ITU-T G3 33.6Kbps 3sec MH/MR/MMR/JPEG Yes(Tx Only) Yes 203*98dpi 203*196dpi 300*300dpi 203*...-up ) No 99 locations Yes(On/Off) 109 locations(Max locations) NO Yes Yes No Yes Yes No No Yes Yes Yes Yes Max. 72hours Service Manual 2-5
Samsung Electronics Product Specifications SCX-4521F ITU-T G3 33.6Kbps 3sec MH/MR/MMR/JPEG Yes(Tx Only) Yes 203*98dpi 203*196dpi 300*300dpi 203*...-up ) No 99 locations Yes(On/Off) 109 locations(Max locations) NO Yes Yes No Yes Yes No No Yes Yes Yes Yes Max. 72hours Service Manual 2-5
Service Manual
Page 21
Product Specifications 2.2.7 Paper Handling Specifications Items Input Capacity and Types Output Capacity and Types Manual Tray Media size Media Type Paper Weight ADF Capacity ADF Document Size SCX-4321 SCX-4521F 150-sheet Cassette Tray ...Paper, Card Stock, Preprinted 16~24lb (60 to 90g/ ) for 150 sheets, Cassette Tray 16~43lb (60 to 165g/ ) for 1 sheet, Manual Tray Up to 30 sheets of 20lb(75g/ ) paper Up to 30 sheets of 20lb(75g/ ) paper Up to Legal Up to Legal 2.2.8 ... Yes Yes Yes Yes Yes (10.3 ) Yes SPL Yes Yes Yes Yes (Send only) Yes No Yes 2-6 Service Manual Samsung Electronics
Product Specifications 2.2.7 Paper Handling Specifications Items Input Capacity and Types Output Capacity and Types Manual Tray Media size Media Type Paper Weight ADF Capacity ADF Document Size SCX-4321 SCX-4521F 150-sheet Cassette Tray ...Paper, Card Stock, Preprinted 16~24lb (60 to 90g/ ) for 150 sheets, Cassette Tray 16~43lb (60 to 165g/ ) for 1 sheet, Manual Tray Up to 30 sheets of 20lb(75g/ ) paper Up to 30 sheets of 20lb(75g/ ) paper Up to Legal Up to Legal 2.2.8 ... Yes Yes Yes Yes Yes (10.3 ) Yes SPL Yes Yes Yes Yes (Send only) Yes No Yes 2-6 Service Manual Samsung Electronics
Service Manual
Page 22
... Tray Coner Product Specifications SCX-4321 SCX-4521F Yes (include Setup Guide and Function Guide) Yes (Korea Only) Yes (Korea Only) 1 CD (Contents; Electronic User Manual, SmarThru, Print Driver, Twain Driver, RCP) 1 EA 1 EA No 1 EA No No Yes Yes 2.2.10 Consumables Items Type How to install Toner Yield Code Level... front loading Front door open and front loading 3,000 pages at ISO 19752 5% Coverage(Ships with 1,000 pages Starter Toner Cartridge) SCX-4521D3 SCX-4521D3 - - Samsung Electronics Service Manual 2-7
... Tray Coner Product Specifications SCX-4321 SCX-4521F Yes (include Setup Guide and Function Guide) Yes (Korea Only) Yes (Korea Only) 1 CD (Contents; Electronic User Manual, SmarThru, Print Driver, Twain Driver, RCP) 1 EA 1 EA No 1 EA No No Yes Yes 2.2.10 Consumables Items Type How to install Toner Yield Code Level... front loading Front door open and front loading 3,000 pages at ISO 19752 5% Coverage(Ships with 1,000 pages Starter Toner Cartridge) SCX-4521D3 SCX-4521D3 - - Samsung Electronics Service Manual 2-7
Service Manual
Page 23
.... Scanner part ADF ROLLER COVER OPEN PICK-UP ROLLER FEED ROLLER ADF-UPPER ADF-LOWER SCAN UPPER WHITE BAR ADF-GLASS EXIT ROLER Engine Part Samsung Electronics BIN PATH Service Manual 3-1 33. System Overview 3.1 System Layout System Overview The SCX-4521F/4321 is chorus2 CPU(ASIC) and 1 Board.
.... Scanner part ADF ROLLER COVER OPEN PICK-UP ROLLER FEED ROLLER ADF-UPPER ADF-LOWER SCAN UPPER WHITE BAR ADF-GLASS EXIT ROLER Engine Part Samsung Electronics BIN PATH Service Manual 3-1 33. System Overview 3.1 System Layout System Overview The SCX-4521F/4321 is chorus2 CPU(ASIC) and 1 Board.