User's Guide
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See Ordering supplies for more information on the printer requires a special label fuser cleaner. The label fuser cleaner is included with a special label cartridge for label applications. 250-sheet drawer 500-sheet drawer Multipurpose feeder 2000-sheet drawer Duplex unit Output bin ... stock Transparencies Vinyl labels* Paper labels* Polyester label* Dual-web and integrated labels* Paper labels (for occasional printing only) * Printing label applications on obtaining a label fuser cleaner. 97
See Ordering supplies for more information on the printer requires a special label fuser cleaner. The label fuser cleaner is included with a special label cartridge for label applications. 250-sheet drawer 500-sheet drawer Multipurpose feeder 2000-sheet drawer Duplex unit Output bin ... stock Transparencies Vinyl labels* Paper labels* Polyester label* Dual-web and integrated labels* Paper labels (for occasional printing only) * Printing label applications on obtaining a label fuser cleaner. 97
User's Guide
Page 98
...are limited to 25% cotton content. 4 Printing label applications on the MFP requires a special label fuser cleaner. See Ordering supplies for more information on obtaining a fuser cleaner. 5 Information on whether your vinyl label converter has passed Lexmark criteria is preferred for "converter list." maximum (grain short)1 Index Bristol 199 g/m2 (110 ... g/m2 n/a business paper grain long grain long (16 to 47 lb bond) (16 to 39 lb bond) 1 Grain short is available at the Lexmark Web site (www.lexmark.com); You can also check the Lexmark Automated Fax system (LEXFAXSM). 98
...are limited to 25% cotton content. 4 Printing label applications on the MFP requires a special label fuser cleaner. See Ordering supplies for more information on obtaining a fuser cleaner. 5 Information on whether your vinyl label converter has passed Lexmark criteria is preferred for "converter list." maximum (grain short)1 Index Bristol 199 g/m2 (110 ... g/m2 n/a business paper grain long grain long (16 to 47 lb bond) (16 to 39 lb bond) 1 Grain short is available at the Lexmark Web site (www.lexmark.com); You can also check the Lexmark Automated Fax system (LEXFAXSM). 98
User's Guide
Page 99
... lb bond) Note: Not supported in the multipurpose feeder. You can also check the Lexmark Automated Fax system (LEXFAXSM). 99 See Ordering supplies for more information on obtaining a fuser cleaner. 5 Information on whether your vinyl label converter has passed Lexmark criteria is preferred for papers over 135 g/m2. 2 Includes envelopes fed from the...
... lb bond) Note: Not supported in the multipurpose feeder. You can also check the Lexmark Automated Fax system (LEXFAXSM). 99 See Ordering supplies for more information on obtaining a fuser cleaner. 5 Information on whether your vinyl label converter has passed Lexmark criteria is preferred for papers over 135 g/m2. 2 Includes envelopes fed from the...
User's Guide
Page 100
You can also check the Lexmark Automated Fax system (LEXFAXSM). 100 See Ordering supplies for more information on obtaining a fuser cleaner. 5 Information on the MFP requires a special label fuser cleaner. Print media weights(continued) Print media weight Print media Type Integrated tray and Multipurpose ... Note: 28 lb envelopes are limited to 25% cotton content. 4 Printing label applications on whether your vinyl label converter has passed Lexmark criteria is preferred for papers over 135 g/m2. 2 Includes envelopes fed from the multipurpose feeder only. 3 28 lb bond envelopes...
You can also check the Lexmark Automated Fax system (LEXFAXSM). 100 See Ordering supplies for more information on obtaining a fuser cleaner. 5 Information on the MFP requires a special label fuser cleaner. Print media weights(continued) Print media weight Print media Type Integrated tray and Multipurpose ... Note: 28 lb envelopes are limited to 25% cotton content. 4 Printing label applications on whether your vinyl label converter has passed Lexmark criteria is preferred for papers over 135 g/m2. 2 Includes envelopes fed from the multipurpose feeder only. 3 28 lb bond envelopes...
User's Guide
Page 102
... ., such as carbonless papers, carbonless copy paper (CCP), or no carbon required (NCR) paper (see the Card Stock & Label Guide located on the Lexmark Web site at www.lexmark.com for the ADF Your automatic document feeder is too large or too small • Items other than ±0.09 in the document... papers) • Preprinted papers with chemicals that may contaminate the MFP • Preprinted papers that can be properly fed by the temperature in the MFP fuser • Preprinted papers that is designed to handle most paper types.
... ., such as carbonless papers, carbonless copy paper (CCP), or no carbon required (NCR) paper (see the Card Stock & Label Guide located on the Lexmark Web site at www.lexmark.com for the ADF Your automatic document feeder is too large or too small • Items other than ±0.09 in the document... papers) • Preprinted papers with chemicals that may contaminate the MFP • Preprinted papers that can be properly fed by the temperature in the MFP fuser • Preprinted papers that is designed to handle most paper types.
User's Guide
Page 104
...high humidity (over 60%) and the high printing temperatures may seal the envelopes. All MFP models require a special fuser cleaner for use with laser printers. When printing on the Lexmark Web site at a time in the sealed or closed position. - Have nicked edges or bent corners. - ...item to normal. 104 After printing approximately 10,000 pages of envelope at www.lexmark.com/publications. or 500-sheet trays or the optional 250- For detailed information on obtaining a label fuser cleaner. Have any labels you are considering using with the envelope supplier. •...
...high humidity (over 60%) and the high printing temperatures may seal the envelopes. All MFP models require a special fuser cleaner for use with laser printers. When printing on the Lexmark Web site at a time in the sealed or closed position. - Have nicked edges or bent corners. - ...item to normal. 104 After printing approximately 10,000 pages of envelope at www.lexmark.com/publications. or 500-sheet trays or the optional 250- For detailed information on obtaining a label fuser cleaner. Have any labels you are considering using with the envelope supplier. •...
User's Guide
Page 129
...be performed by an authorized service technician. 129 Maintenance kit for X642e Part numbers 40X0102 (100 V) 40X0100 (110 V) 40X0101 (220 V) For information about the print cartridges available for more frequent replacement of the fuser must be individually ordered and replaced as necessary. The maintenance kit ...have printed to let you know it is time to replace the pick rollers, the charge roll, transfer roller, and the fuser. See Recycling Lexmark products for the MFP, contact the place where you bought the MFP. Ordering a maintenance kit 80 Scheduled maintenance advised appears ...
...be performed by an authorized service technician. 129 Maintenance kit for X642e Part numbers 40X0102 (100 V) 40X0100 (110 V) 40X0101 (220 V) For information about the print cartridges available for more frequent replacement of the fuser must be individually ordered and replaced as necessary. The maintenance kit ...have printed to let you know it is time to replace the pick rollers, the charge roll, transfer roller, and the fuser. See Recycling Lexmark products for the MFP, contact the place where you bought the MFP. Ordering a maintenance kit 80 Scheduled maintenance advised appears ...
User's Guide
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... through the automatic document feeder or if you bought the MFP for more information. Label fuser cleaners are not recommended for label applications to proper feed from the tray. Order Lexmark part number 40X0127.To order a charge roll, contact the place where you have scanned ...120,000 pages. Ordering a label fuser cleaner A special label fuser cleaner should be used for duplex printing. 130 Ordering charge ...
... through the automatic document feeder or if you bought the MFP for more information. Label fuser cleaners are not recommended for label applications to proper feed from the tray. Order Lexmark part number 40X0127.To order a charge roll, contact the place where you have scanned ...120,000 pages. Ordering a label fuser cleaner A special label fuser cleaner should be used for duplex printing. 130 Ordering charge ...
User's Guide
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...message bar 18 I Identifying MFPs 9 indicator light 15 integrated forms 100 Internet Protocol Security 141 J jams avoiding 106 clearing 146 L label fuser cleaner 130 labels guidelines 104 LCD brightness 135 LCD contrast 135 LCD touch-screen features Attendance message alert 26 left arrow button 23 left ...scroll decrease button 23 letterhead loading input tray 81, 85, 89 letterhead copying 32 Lexmark Authorized Supplies Dealers 124 light, indicator 15 linking 93 trays 93 load line 81, 86 loading print media card stock 79 envelopes envelope...
...message bar 18 I Identifying MFPs 9 indicator light 15 integrated forms 100 Internet Protocol Security 141 J jams avoiding 106 clearing 146 L label fuser cleaner 130 labels guidelines 104 LCD brightness 135 LCD contrast 135 LCD touch-screen features Attendance message alert 26 left arrow button 23 left ...scroll decrease button 23 letterhead loading input tray 81, 85, 89 letterhead copying 32 Lexmark Authorized Supplies Dealers 124 light, indicator 15 linking 93 trays 93 load line 81, 86 loading print media card stock 79 envelopes envelope...
User's Guide
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... Management Protocol, security 140 SNMPv1, disabling 141 SNMPv2, disabling 141 Start button 16 static sensitivity notice 3 status message bar 18 Stop button 16 supplies label fuser cleaner 130 maintenance kit 129 print cartridge 127 recycling 131 T time stamp 31 toner cartridge recycling 131 transfer roller 130 transparencies loading input tray 79...
... Management Protocol, security 140 SNMPv1, disabling 141 SNMPv2, disabling 141 Start button 16 static sensitivity notice 3 status message bar 18 Stop button 16 supplies label fuser cleaner 130 maintenance kit 129 print cartridge 127 recycling 131 T time stamp 31 toner cartridge recycling 131 transfer roller 130 transparencies loading input tray 79...
Menus and Messages
Page 22
...hardware is envelope conditioning. If the multipurpose feeder is only loaded in the feeder. Turning Envelope Enhance to Off does not allow the fuser to release pressure during the fusing process, a wrinkle or crease forms. To prevent this setting to disable the optional envelope conditioner ...hardware when printing envelopes. Menu item Configure MP Purpose Values and descriptions Determines when the MFP selects Cassette* print media loaded in the fuser is empty, regardless of some envelopes. If a print job requests a size or type that is linked with another tray, the MFP...
...hardware is envelope conditioning. If the multipurpose feeder is only loaded in the feeder. Turning Envelope Enhance to Off does not allow the fuser to release pressure during the fusing process, a wrinkle or crease forms. To prevent this setting to disable the optional envelope conditioner ...hardware when printing envelopes. Menu item Configure MP Purpose Values and descriptions Determines when the MFP selects Cassette* print media loaded in the fuser is empty, regardless of some envelopes. If a print job requests a size or type that is linked with another tray, the MFP...
Menus and Messages
Page 101
...of pages. The message clears when the cover is full of print media from the Lexmark Web site. 30.yy Invalid refill, change cartridge The MFP detects a refilled Lexmark Cartridge Return Program print cartridge. Attendance messages Message Meaning Action Remove paper from standard output... Scanning resumes from the ADF immediately after reaching the maximum number of pages. Replace wiper The MFP detects that the fuser wiper needs replacing. 1 Replace the fuser wiper. 2 Touch Continue to restart the scan job. Touch Ignore to clear the message and resume printing. Note...
...of pages. The message clears when the cover is full of print media from the Lexmark Web site. 30.yy Invalid refill, change cartridge The MFP detects a refilled Lexmark Cartridge Return Program print cartridge. Attendance messages Message Meaning Action Remove paper from standard output... Scanning resumes from the ADF immediately after reaching the maximum number of pages. Replace wiper The MFP detects that the fuser wiper needs replacing. 1 Replace the fuser wiper. 2 Touch Continue to restart the scan job. Touch Ignore to clear the message and resume printing. Note...
Service Manual
Page 4
... option service check 2-127 Envelope feeder service check 2-129 Flatbed size sensor service check 2-131 Fuser service checks 2-132 920.xx-Cold fuser service check 2-132 922.xx-Cold fuser check 2-134 923.xx-Hot fuser service check 2-135 924.xx-Hot fuser service check 2-136 925.xx-Hot fuser service check 2-137 iv Service Manual
... option service check 2-127 Envelope feeder service check 2-129 Flatbed size sensor service check 2-131 Fuser service checks 2-132 920.xx-Cold fuser service check 2-132 922.xx-Cold fuser check 2-134 923.xx-Hot fuser service check 2-135 924.xx-Hot fuser service check 2-136 925.xx-Hot fuser service check 2-137 iv Service Manual
Service Manual
Page 5
... check 2-138 Fuser narrow media sensor service check 2-139 High-capacity feeder input tray service check 2-141 Input sensor service check 2-146 Input tray(s) service check 2-147 Interface card service check 2-148 LCD touchscreen contrast control service check-model X642e 2-149 LCD touchscreen...models X644e/X646e 2-149 Main drive service check 2-153 Operator panel Help and Home buttons service check-model X642e 2-154 Operator panel Menu button service check-model X642e 2-154 Operator panel right cover assembly service check 2-154 Options service check 2-155 Flash memory option(s ...
... check 2-138 Fuser narrow media sensor service check 2-139 High-capacity feeder input tray service check 2-141 Input sensor service check 2-146 Input tray(s) service check 2-147 Interface card service check 2-148 LCD touchscreen contrast control service check-model X642e 2-149 LCD touchscreen...models X644e/X646e 2-149 Main drive service check 2-153 Operator panel Help and Home buttons service check-model X642e 2-154 Operator panel Menu button service check-model X642e 2-154 Operator panel right cover assembly service check 2-154 Options service check 2-155 Flash memory option(s ...
Service Manual
Page 6
... Model Name 3-18 Configuration ID 3-19 Edge to Edge 3-19 Parallel strobe adjustment (Par x Strobe Adj 3-19 EP SETUP 3-20 EP Defaults 3-20 Fuser Temperature (Fuser Temp 3-20 Fuser Page Count 3-20 Warm Up Time 3-20 Transfer 3-21 Print Contrast 3-21 Charge Roll 3-21 Gap Adjust 3-21 EVENT LOG 3-21 Display Log 3-21...
... Model Name 3-18 Configuration ID 3-19 Edge to Edge 3-19 Parallel strobe adjustment (Par x Strobe Adj 3-19 EP SETUP 3-20 EP Defaults 3-20 Fuser Temperature (Fuser Temp 3-20 Fuser Page Count 3-20 Warm Up Time 3-20 Transfer 3-21 Print Contrast 3-21 Charge Roll 3-21 Gap Adjust 3-21 EVENT LOG 3-21 Display Log 3-21...
Service Manual
Page 7
... Open Duplex Rear Door 3-48 Clearing ADF jams 3-49 290, 291, 292, and 294 Scanner Jams 3-49 Repair information 4-1 Handling ESD-sensitive parts 4-1 Adjustment procedures 4-2 Fuser solenoid adjustment 4-2 Gap adjustment 4-2 Printhead assembly adjustment-printer 4-2 Paper alignment assembly adjustment 4-3 Scanner registration 4-4 Automatic Scanner Registration 4-4 Manual registration 4-5 Removal procedures 4-6 Scanner ADF and flatbed...
... Open Duplex Rear Door 3-48 Clearing ADF jams 3-49 290, 291, 292, and 294 Scanner Jams 3-49 Repair information 4-1 Handling ESD-sensitive parts 4-1 Adjustment procedures 4-2 Fuser solenoid adjustment 4-2 Gap adjustment 4-2 Printhead assembly adjustment-printer 4-2 Paper alignment assembly adjustment 4-3 Scanner registration 4-4 Automatic Scanner Registration 4-4 Manual registration 4-5 Removal procedures 4-6 Scanner ADF and flatbed...
Service Manual
Page 8
... Scanner flatbed glass holder assembly removal 4-50 Separator assembly torque limiter removal 4-52 Upper glass holder removal 4-53 Printer removals 4-54 Fuser wiper cover assembly removal 4-54 Upper sub cover removal 4-55 Upper tray cover removal (paper support 4-56 Printer left side cover ... right cover assembly removal 4-64 Touchscreen bezel removal 4-66 LCD touchscreen removal-models X644e and X646e 4-67 LCD touchscreen removal-model X642e 4-69 Multipurpose feeder/lower front cover assembly removal 4-71 Left cover handle holder removal 4-72 Right cover handle holder removal 4-72...
... Scanner flatbed glass holder assembly removal 4-50 Separator assembly torque limiter removal 4-52 Upper glass holder removal 4-53 Printer removals 4-54 Fuser wiper cover assembly removal 4-54 Upper sub cover removal 4-55 Upper tray cover removal (paper support 4-56 Printer left side cover ... right cover assembly removal 4-64 Touchscreen bezel removal 4-66 LCD touchscreen removal-models X644e and X646e 4-67 LCD touchscreen removal-model X642e 4-69 Multipurpose feeder/lower front cover assembly removal 4-71 Left cover handle holder removal 4-72 Right cover handle holder removal 4-72...
Service Manual
Page 9
...5-1 Sensors-ADF 5-2 Connections 5-3 System board 5-3 Autoconnect 5-8 Fuser board 5-9 High voltage power supply 5-9 Interface card 5-10 USB card 5-10 Low voltage power supply 5-11 Operator panel card (UICC #1)-model X642e 5-12 Operator panel card (UICC #1)-models X644e/X646e 5-14... kit 6-1 Cleaning the scanner glass, cushions, and strips 6-2 Parts catalog 7-1 How to use this parts catalog 7-1 Assembly 1: Covers-printer (model X642e 7-2 Assembly 2: Cover-printer (models X644e and X646e 7-6 Assembly 3: Covers-ADF scanner 7-8 Assembly 4: Frame 1 7-10 Assembly 5: Frame 2 7-12...
...5-1 Sensors-ADF 5-2 Connections 5-3 System board 5-3 Autoconnect 5-8 Fuser board 5-9 High voltage power supply 5-9 Interface card 5-10 USB card 5-10 Low voltage power supply 5-11 Operator panel card (UICC #1)-model X642e 5-12 Operator panel card (UICC #1)-models X644e/X646e 5-14... kit 6-1 Cleaning the scanner glass, cushions, and strips 6-2 Parts catalog 7-1 How to use this parts catalog 7-1 Assembly 1: Covers-printer (model X642e 7-2 Assembly 2: Cover-printer (models X644e and X646e 7-6 Assembly 3: Covers-ADF scanner 7-8 Assembly 4: Frame 1 7-10 Assembly 5: Frame 2 7-12...
Service Manual
Page 10
...alignment 7-28 Assembly 17: Integrated 500-sheet paper tray 7-30 Assembly 18: Drives-Main drive and developer drive 7-32 Assembly 19: Hot roll fuser 7-34 Assembly 20: Transfer/charging 7-36 Assembly 21: Electronics-power supplies 7-38 Assembly 22: Electronics-card assemblies 7-40 Assembly 23: Electronics-... 24: Cabling diagram 1 7-43 Assembly 25: Cabling diagram 2 7-44 Assembly 26: Cabling diagram 3 7-45 Assembly 27: Cabling diagram 4-model X642e 7-46 Assembly 28: Cabling diagram 4-models X644e/X646e 7-48 Assembly 29: Cabling diagram 5 7-50 Assembly 30: Cabling diagram 6-model...
...alignment 7-28 Assembly 17: Integrated 500-sheet paper tray 7-30 Assembly 18: Drives-Main drive and developer drive 7-32 Assembly 19: Hot roll fuser 7-34 Assembly 20: Transfer/charging 7-36 Assembly 21: Electronics-power supplies 7-38 Assembly 22: Electronics-card assemblies 7-40 Assembly 23: Electronics-... 24: Cabling diagram 1 7-43 Assembly 25: Cabling diagram 2 7-44 Assembly 26: Cabling diagram 3 7-45 Assembly 27: Cabling diagram 4-model X642e 7-46 Assembly 28: Cabling diagram 4-models X644e/X646e 7-48 Assembly 29: Cabling diagram 5 7-50 Assembly 30: Cabling diagram 6-model...
Service Manual
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...-xxx Specifications General MFP specifications Scanner Scanner type Scanner technology Light sources Max optical resolution Scan area (flatbed) Scanner ADF ADF type Lexmark X642e Lexmark X644e/X646e Color flatbed scanner with ADF Charge coupled device (CCD) Two Cold Cathode Fluorescent Lamp (CCFL) and one CCD module... (mono) 600 x 300 dpi (color) with final resolution 300 x 300 dpi 8.5 in. x 14.0 in. (216 mm x 355 mm) Hot roll fuser Hot roll fuser Built-in Group 3 compatible, full Built-in . x 14 in. (216 mm x 355.6 mm) maximum Simplex ADF with C-path Single pass duplex ADF with...
...-xxx Specifications General MFP specifications Scanner Scanner type Scanner technology Light sources Max optical resolution Scan area (flatbed) Scanner ADF ADF type Lexmark X642e Lexmark X644e/X646e Color flatbed scanner with ADF Charge coupled device (CCD) Two Cold Cathode Fluorescent Lamp (CCFL) and one CCD module... (mono) 600 x 300 dpi (color) with final resolution 300 x 300 dpi 8.5 in. x 14.0 in. (216 mm x 355 mm) Hot roll fuser Hot roll fuser Built-in Group 3 compatible, full Built-in . x 14 in. (216 mm x 355.6 mm) maximum Simplex ADF with C-path Single pass duplex ADF with...