Setup Guide
Page 2
...252.227-7013 and in later editions. You can purchase additional copies of the Hewlett-Packard Company. This means the printer recognizes PostScript 3 commands used . UNITED STATES GOVERNMENT RESTRICTED RIGHTS This software and documentation are provided with other countries, ...parts may use of other replacement parts. • Your product uses a laser, exercise CAUTION: Use of controls or adjustments or performance of specific Lexmark components. Refer to Notices on the Lexmark C720 online information for a Class B (without incurring any obligation to you supply ...
...252.227-7013 and in later editions. You can purchase additional copies of the Hewlett-Packard Company. This means the printer recognizes PostScript 3 commands used . UNITED STATES GOVERNMENT RESTRICTED RIGHTS This software and documentation are provided with other countries, ...parts may use of other replacement parts. • Your product uses a laser, exercise CAUTION: Use of controls or adjustments or performance of specific Lexmark components. Refer to Notices on the Lexmark C720 online information for a Class B (without incurring any obligation to you supply ...
Setup Guide
Page 5
... your documentation About this book before setting up your new LexmarkTM C720 color laser printer. The Drivers, MarkVision and Utilities compact disc (CD) that comes with your printer or about your documentation 1 When you have completed setup and if you need more information about Lexmark products and services. Note: Refer to the safety information in...
... your documentation About this book before setting up your new LexmarkTM C720 color laser printer. The Drivers, MarkVision and Utilities compact disc (CD) that comes with your printer or about your documentation 1 When you have completed setup and if you need more information about Lexmark products and services. Note: Refer to the safety information in...
User's Guide
Page 7
... software 270 MarkVision Professional 270 MarkVision for UNIX networks 271 MarkVision Messenger 272 Lexmark MarkTrackTM ...272 Lexmark NetPnP 273 Chapter 48: Managing memory 274 Printer memory 274 Adding memory 274 Flash memory 275 Hard disk ...276 Managing resources downloaded to flash or disk 276 Removing memory and network options 277 ... Trademarks ...286 Safety information 287 Cautions and warnings 287 Statement of limited warranty 287 Electronic emission notices 289 German acoustics statement 292 Energy Star ...292 Laser notices ...292 Index 293 vii
... software 270 MarkVision Professional 270 MarkVision for UNIX networks 271 MarkVision Messenger 272 Lexmark MarkTrackTM ...272 Lexmark NetPnP 273 Chapter 48: Managing memory 274 Printer memory 274 Adding memory 274 Flash memory 275 Hard disk ...276 Managing resources downloaded to flash or disk 276 Removing memory and network options 277 ... Trademarks ...286 Safety information 287 Cautions and warnings 287 Statement of limited warranty 287 Electronic emission notices 289 German acoustics statement 292 Energy Star ...292 Laser notices ...292 Index 293 vii
User's Guide
Page 9
...configurations. Standard Ethernet and parallel connection ports are provided, plus you can print on both sides of system environments. Your Lexmark printer software lets you can install an internal adapter to 24 pages per minute (ppm) for monochrome print jobs and 6 ...top door Release latch Optional 500-sheet tray Paper guide Front door release latch Your LexmarkTM C720 color laser printer is the ideal printer for text and detailed line art. 9 Your printer uses laser diode electrophotographic technology to print envelopes, transparencies, paper, labels, and custom size paper. ...
...configurations. Standard Ethernet and parallel connection ports are provided, plus you can print on both sides of system environments. Your Lexmark printer software lets you can install an internal adapter to 24 pages per minute (ppm) for monochrome print jobs and 6 ...top door Release latch Optional 500-sheet tray Paper guide Front door release latch Your LexmarkTM C720 color laser printer is the ideal printer for text and detailed line art. 9 Your printer uses laser diode electrophotographic technology to print envelopes, transparencies, paper, labels, and custom size paper. ...
User's Guide
Page 39
...m2 (20 lb) paper designed for use a high quality laser printer paper. Latex inks may degrade print quality. When printing photographic quality images, use with chemicals that may contaminate the printer • Paper designed for inkjet printers • Deformed or damaged paper • Paper that ...paper having a weight less than 75 g/m2 (20 lb) Preprinted papers such as erasable bond • Preprinted papers manufactured with laser printers or photocopiers produces acceptable print quality. Use inks that are not affected by the resin in toner or the silicone in unsatisfactory ...
...m2 (20 lb) paper designed for use a high quality laser printer paper. Latex inks may degrade print quality. When printing photographic quality images, use with chemicals that may contaminate the printer • Paper designed for inkjet printers • Deformed or damaged paper • Paper that ...paper having a weight less than 75 g/m2 (20 lb) Preprinted papers such as erasable bond • Preprinted papers manufactured with laser printers or photocopiers produces acceptable print quality. Use inks that are not affected by the resin in toner or the silicone in unsatisfactory ...
User's Guide
Page 40
...-438-2468. Use metal clasps or string ties - Have any way - Using other countries, see Contacts for supplies information for laser printers may yield unpredictable results and possibly cause damage to fit the envelope's width. 40 Do not load stamped envelopes. Have excessive curl...in the sealed or closed position • Use envelopes that : - Have postage stamps attached - Do not use the following Lexmark transparencies: Recommended transparencies Part number 12A5590 12A5591 Size Letter A4 These transparencies are considering using before sending the job to 28 lb...
...-438-2468. Use metal clasps or string ties - Have any way - Using other countries, see Contacts for supplies information for laser printers may yield unpredictable results and possibly cause damage to fit the envelope's width. 40 Do not load stamped envelopes. Have excessive curl...in the sealed or closed position • Use envelopes that : - Have postage stamps attached - Do not use the following Lexmark transparencies: Recommended transparencies Part number 12A5590 12A5591 Size Letter A4 These transparencies are considering using before sending the job to 28 lb...
User's Guide
Page 41
.... You can affect the print quality. The properties of any labels before purchasing a large quantity. Do not load more information on card stock your printer supports, refer to the Card Stock & Label Guide on the drivers CD Always set the Paper Type to the Card Stock & Label Guide on...50 sheets of card stock or using : • Springhill Index Plus 90 lb card stock. such as shown below. Labels Use only labels designed for laser printers. For more than 50 sheets of card stock into tray 1. Feed labels only from MarkVision, set the Paper Type to feed. Try a sample of...
.... You can affect the print quality. The properties of any labels before purchasing a large quantity. Do not load more information on card stock your printer supports, refer to the Card Stock & Label Guide on the drivers CD Always set the Paper Type to the Card Stock & Label Guide on...50 sheets of card stock or using : • Springhill Index Plus 90 lb card stock. such as shown below. Labels Use only labels designed for laser printers. For more than 50 sheets of card stock into tray 1. Feed labels only from MarkVision, set the Paper Type to feed. Try a sample of...
User's Guide
Page 133
... the media travels past the photo developer charger. When the transfer drum and photo developer meet your printer. As the transfer drum rotates toward the toner cartridges it passes the laser emitter inside the photo developer is pulled from the paper tray and travels up the paper path to... the image on the photo developer media moves from the toner cartridges into a laser-emitted signal. As the media moves toward the rear of the printer, the paper is a belt that makes a continuous loop as your printer operates. The discharged areas on it meets the transfer drum. 23 Theory of...
... the media travels past the photo developer charger. When the transfer drum and photo developer meet your printer. As the transfer drum rotates toward the toner cartridges it passes the laser emitter inside the photo developer is pulled from the paper tray and travels up the paper path to... the image on the photo developer media moves from the toner cartridges into a laser-emitted signal. As the media moves toward the rear of the printer, the paper is a belt that makes a continuous loop as your printer operates. The discharged areas on it meets the transfer drum. 23 Theory of...
User's Guide
Page 134
... fuser. The paper travels up the paper path and the transfer drum rotates, more of the transfer drum image is the sharp laser image you want. The result of the printer. As the paper continues to move up the paper path to meet at the transfer roller. It has a strong uniform positive... rear door of these components working together is moved onto the paper. The transfer roller is pulled from the transfer drum into the paper by Lexmark provides the best print quality. 134 The positive charge on the roller.
... fuser. The paper travels up the paper path and the transfer drum rotates, more of the transfer drum image is the sharp laser image you want. The result of the printer. As the paper continues to move up the paper path to meet at the transfer roller. It has a strong uniform positive... rear door of these components working together is moved onto the paper. The transfer roller is pulled from the transfer drum into the paper by Lexmark provides the best print quality. 134 The positive charge on the roller.
User's Guide
Page 267
... speed (mono/color) Maximum duplex print speed (mono/color) Fonts Paper input Paper output Paper sizes supported Printer memory Interface Internal solutions ports Printer software Description Dry electrophotographic process using a laser diode unit 600 x 600 dpi 24/6 ppm (letter and A4 paper) 8/3 duplexed ppm (letter and A4... A4, letter, executive, JIS B5, A5, DL env, #9 env, #10 env, B5 env, C5 env. 32MB (SDRAM) Note: Some printer models may ship with more memory. POSTNET Barcode • World class international font support: - 83 symbol sets, including support for Tri-Port Adapter, ...
... speed (mono/color) Maximum duplex print speed (mono/color) Fonts Paper input Paper output Paper sizes supported Printer memory Interface Internal solutions ports Printer software Description Dry electrophotographic process using a laser diode unit 600 x 600 dpi 24/6 ppm (letter and A4 paper) 8/3 duplexed ppm (letter and A4... A4, letter, executive, JIS B5, A5, DL env, #9 env, #10 env, B5 env, C5 env. 32MB (SDRAM) Note: Some printer models may ship with more memory. POSTNET Barcode • World class international font support: - 83 symbol sets, including support for Tri-Port Adapter, ...
User's Guide
Page 274
... menu settings. 48 Managing memory Printer memory Your printer ships with your printer. The total installed memory appears on the printout. For more efficiently. When purchasing memory for your printer, make sure you attempt to the Setup Guide. For memory installation instructions, refer to operate your printer with memory other Lexmark laser printers may add SDRAM DIMM memory...
... menu settings. 48 Managing memory Printer memory Your printer ships with your printer. The total installed memory appears on the printout. For more efficiently. When purchasing memory for your printer, make sure you attempt to the Setup Guide. For memory installation instructions, refer to operate your printer with memory other Lexmark laser printers may add SDRAM DIMM memory...
User's Guide
Page 292
... to the requirements of DHHS 21 CFR Subchapter J for energy efficiency. As an Energy Star Partner, Lexmark International, Inc., has determined that this program. Laser notices The printer is a partnership effort with ISO 9296. The laser system and printer are not being used by power generation. Acoustics 1-Meter average sound pressure, dBA Printing 51 dBA...
... to the requirements of DHHS 21 CFR Subchapter J for energy efficiency. As an Energy Star Partner, Lexmark International, Inc., has determined that this program. Laser notices The printer is a partnership effort with ISO 9296. The laser system and printer are not being used by power generation. Acoustics 1-Meter average sound pressure, dBA Printing 51 dBA...
User's Guide
Page 294
...) 224 Job Buffering (Parallel Menu) 233 Job Buffering (Serial Menu) 244 Job Buffering (USB Menu) 260 Job Menu 218 Cancel Fax 218 Reset Printer 219 L labels 41 laser notices 292 Lines per Page (PCL Emul Menu) 238 loading media 44 loading transparencies 47 LocalTalk Addr (LocalTalk Menu) 220 LocalTalk Buffer (LocalTalk Menu...
...) 224 Job Buffering (Parallel Menu) 233 Job Buffering (Serial Menu) 244 Job Buffering (USB Menu) 260 Job Menu 218 Cancel Fax 218 Reset Printer 219 L labels 41 laser notices 292 Lines per Page (PCL Emul Menu) 238 loading media 44 loading transparencies 47 LocalTalk Addr (LocalTalk Menu) 220 LocalTalk Buffer (LocalTalk Menu...
Technical Reference
Page 226
...Page Device Parameters (Continued) Key DeviceRenderingInfo (continued) Type dictionary Definition TonerSaver is a boolean that provides compatibility with previous Lexmark laser printer drivers. ImageEnhancement works in the following way: 0 Changes Screening to None 1 Changes Screening to PictureGrade If Screening ... None 1 Changes Screening to IET If Screening is an integer that provides compatibility with previous Lexmark laser printer drivers. ImageEnhancement is set to IETPictureGrade For more information on Screening, see page 4-58. This does not change ...
...Page Device Parameters (Continued) Key DeviceRenderingInfo (continued) Type dictionary Definition TonerSaver is a boolean that provides compatibility with previous Lexmark laser printer drivers. ImageEnhancement works in the following way: 0 Changes Screening to None 1 Changes Screening to PictureGrade If Screening ... None 1 Changes Screening to IET If Screening is an integer that provides compatibility with previous Lexmark laser printer drivers. ImageEnhancement is set to IETPictureGrade For more information on Screening, see page 4-58. This does not change ...
Service Manual
Page 1
Lexmark™ C720 Color Laser Printer Machine Type 5024-001 • Table of Contents • Start Diagnostics • Safety and Notices • Trademarks • Index • Manuals Menu Lexmark and Lexmark with diamond design are trademarks of Lexmark International, Inc., registered in the United States and/or other countries.
Lexmark™ C720 Color Laser Printer Machine Type 5024-001 • Table of Contents • Start Diagnostics • Safety and Notices • Trademarks • Index • Manuals Menu Lexmark and Lexmark with diamond design are trademarks of Lexmark International, Inc., registered in the United States and/or other countries.
Service Manual
Page 3
5024-001 Table of Contents Notices and Safety Information xiii Laser Notices xiii Safety Information xxiv Preface xxx General Information 1-1 Maintenance Approach 1-1 Tools Required for Service 1-1 Serial Number 1-2 Acronyms 1-3 Standard Features 1-4 Printer (Main 1-4 Printer Options 1-11 Printer Identification 1-12 Options Identification 1-13 Printer Theory of Operation 1-14 Printer Systems Description 1-15 Basic Principles of Color Printing 1-15...
5024-001 Table of Contents Notices and Safety Information xiii Laser Notices xiii Safety Information xxiv Preface xxx General Information 1-1 Maintenance Approach 1-1 Tools Required for Service 1-1 Serial Number 1-2 Acronyms 1-3 Standard Features 1-4 Printer (Main 1-4 Printer Options 1-11 Printer Identification 1-12 Options Identification 1-13 Printer Theory of Operation 1-14 Printer Systems Description 1-15 Basic Principles of Color Printing 1-15...
Service Manual
Page 4
...Service Manual 5024-001 Control System Structure 1-42 Electrical System and Function 1-42 Control of Print Process 1-43 Print Sequence Diagram 1-44 Laser Drive Control Circuit 1-45 Interface Control 1-47 Lower Feed Unit Theory of Operation 1-48 Duplex Theory of Operation 1-49 Diagnostic Information 2-1... Start 2-1 Service Error Codes 2-2 Operator Messages 2-9 Paper Jam Messages 2-27 Symptom Tables 2-32 Printer Symptom Table 2-32 Print Quality Symptom Table 2-34 Optional Lower Feed Unit Symptom Table 2-36 Optional Duplex Unit Symptom Table 2-37...
...Service Manual 5024-001 Control System Structure 1-42 Electrical System and Function 1-42 Control of Print Process 1-43 Print Sequence Diagram 1-44 Laser Drive Control Circuit 1-45 Interface Control 1-47 Lower Feed Unit Theory of Operation 1-48 Duplex Theory of Operation 1-49 Diagnostic Information 2-1... Start 2-1 Service Error Codes 2-2 Operator Messages 2-9 Paper Jam Messages 2-27 Symptom Tables 2-32 Printer Symptom Table 2-32 Print Quality Symptom Table 2-34 Optional Lower Feed Unit Symptom Table 2-36 Optional Duplex Unit Symptom Table 2-37...
Service Manual
Page 31
...that the removals in this manual leads you complete the repair, perform tests as a shared network or desktop printer. After you to verify the repair. General Information Your Lexmark TM C720 color laser printer is specified. You may also be used ) • Flat-blade screwdrivers • Needle nose pliers •... Repair Information chapter will help you make voltage readings, always use frame ground unless another ground is the ideal printer for location of each section. The C720 can be used as needed to the correct field replaceable unit (FRU) or part. Use the error code...
...that the removals in this manual leads you complete the repair, perform tests as a shared network or desktop printer. After you to verify the repair. General Information Your Lexmark TM C720 color laser printer is specified. You may also be used ) • Flat-blade screwdrivers • Needle nose pliers •... Repair Information chapter will help you make voltage readings, always use frame ground unless another ground is the ideal printer for location of each section. The C720 can be used as needed to the correct field replaceable unit (FRU) or part. Use the error code...
Service Manual
Page 45
..., transfer, optical, paper transport, and control system. Transfer drum Second transfer Drum cleaner General Information 1-15 Mechanical and Electrical Structures The 5024 color laser printer consists of six functional parts located around the OPC belt and forms a toner image on the OPC belt. Charge Expose Develop First transfer Discharge Clean... through the subtractive process of three functional parts that transfers the toner image formed on page 1-17, for more information. 5024-001 Printer Systems Description See the illustration "Printer Component Systems" on the transfer drum to paper.
..., transfer, optical, paper transport, and control system. Transfer drum Second transfer Drum cleaner General Information 1-15 Mechanical and Electrical Structures The 5024 color laser printer consists of six functional parts located around the OPC belt and forms a toner image on the OPC belt. Charge Expose Develop First transfer Discharge Clean... through the subtractive process of three functional parts that transfers the toner image formed on page 1-17, for more information. 5024-001 Printer Systems Description See the illustration "Printer Component Systems" on the transfer drum to paper.
Service Manual
Page 77
5024-001 Interface Control Interface Type The printer controller acts in the following illustration. Through the video interface, the LPC controls the printer and operator panel using command/status communication and transmits the synchronized video data to the LPC. General Information 1-47 The operator panel is connected to the host system as shown in conjunction to the printer laser diode. Interface Connection The interface connector of the laser printer DL3 is physically resident on the engine.
5024-001 Interface Control Interface Type The printer controller acts in the following illustration. Through the video interface, the LPC controls the printer and operator panel using command/status communication and transmits the synchronized video data to the LPC. General Information 1-47 The operator panel is connected to the host system as shown in conjunction to the printer laser diode. Interface Connection The interface connector of the laser printer DL3 is physically resident on the engine.