User's Guide
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... g/m2 (90 lb) n/a maximum (grain short)1 Tag 203 g/m2 (125 lb) 163 g/m2 (100 lb) Cover 216 g/m2 (80 lb) 176 g/m2 (65 lb) Transparencies Laser printer 138 to 146 g/m2 (37 to 39 lb bond) 138 to 146 g/m2 (37 to 36 lb bond) Card stock- Vinyl5 300 g/m2 (92 lb... the multipurpose feeder only. 3 28 lb bond envelopes are limited to 25% cotton content. 4 Printing label applications on whether your vinyl label converter has passed Lexmark criteria is preferred for "converter list." Index Bristol maximum (grain long)1 Tag 163 g/m2 (90 lb) 163 g/m2 (100 lb) 120 g/m2 (67 lb) 120...
... g/m2 (90 lb) n/a maximum (grain short)1 Tag 203 g/m2 (125 lb) 163 g/m2 (100 lb) Cover 216 g/m2 (80 lb) 176 g/m2 (65 lb) Transparencies Laser printer 138 to 146 g/m2 (37 to 39 lb bond) 138 to 146 g/m2 (37 to 36 lb bond) Card stock- Vinyl5 300 g/m2 (92 lb... the multipurpose feeder only. 3 28 lb bond envelopes are limited to 25% cotton content. 4 Printing label applications on whether your vinyl label converter has passed Lexmark criteria is preferred for "converter list." Index Bristol maximum (grain long)1 Tag 163 g/m2 (90 lb) 163 g/m2 (100 lb) 120 g/m2 (67 lb) 120...
User's Guide
Page 65
...) 163 g/m2 (100 lb) Cover 176 g/m2 (65 lb) Index Bristol 199 g/m2 (110 lb) Tag 203 g/m2 (125 lb) Cover 216 g/m2 (80 lb) Laser printer 138 to 146 g/m2 (37 to 39 lb bond) High-capacity output stacker 60 to 176 g/m2 (16 to 47 lb bond) 163 g/m2 (90... lb) 216 g/m2 (80 lb) 138 to 146 g/m2 (37 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 are limited to 25% cotton...
...) 163 g/m2 (100 lb) Cover 176 g/m2 (65 lb) Index Bristol 199 g/m2 (110 lb) Tag 203 g/m2 (125 lb) Cover 216 g/m2 (80 lb) Laser printer 138 to 146 g/m2 (37 to 39 lb bond) High-capacity output stacker 60 to 176 g/m2 (16 to 47 lb bond) 163 g/m2 (90... lb) 216 g/m2 (80 lb) 138 to 146 g/m2 (37 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 are limited to 25% cotton...
User's Guide
Page 68
... Supported print media 68 Understanding paper and specialty media guidelines Media weights supported in the finisher (continued) Finisher media weight Print media Type Standard* Transparencies Laser printer 138 to 146 g/m2 (37 to 39 lb bond) Integrated forms Pressure sensitive area 140 to 175 g/m2 (up to 100% cotton (16 to 28...
... Supported print media 68 Understanding paper and specialty media guidelines Media weights supported in the finisher (continued) Finisher media weight Print media Type Standard* Transparencies Laser printer 138 to 146 g/m2 (37 to 39 lb bond) Integrated forms Pressure sensitive area 140 to 175 g/m2 (up to 100% cotton (16 to 28...
User's Guide
Page 69
... emissions. When loading paper, note the recommended print side on the Lexmark Web site at www.lexmark.com for supported chemically treated papers) • Preprinted papers with chemicals that may contaminate the printer • Preprinted papers that can be stiff enough to feed properly...weight less than or equal to make sure the weight is acceptable for laser printers. Understanding paper and specialty media guidelines Selecting print media Selecting the appropriate print media for the printer helps you follow these guidelines when evaluating new paper stock. Unacceptable paper ...
... emissions. When loading paper, note the recommended print side on the Lexmark Web site at www.lexmark.com for supported chemically treated papers) • Preprinted papers with chemicals that may contaminate the printer • Preprinted papers that can be stiff enough to feed properly...weight less than or equal to make sure the weight is acceptable for laser printers. Understanding paper and specialty media guidelines Selecting print media Selecting the appropriate print media for the printer helps you follow these guidelines when evaluating new paper stock. Unacceptable paper ...
User's Guide
Page 70
... and to minimize jams, do not use envelopes that are considering using . Be careful when you are designed for use in laser printers. Envelopes with the printer before buying large quantities. Have excessive curl or twist. - Transparencies can be able to 230°C (446°F). Try ...multipurpose feeder and all standard and optional trays, except the 2000sheet drawer. Print quality and durability depend on the Lexmark Web site at www.lexmark.com. See Identifying and linking output bins for the envelope feeder as long as the cotton content is available ...
... and to minimize jams, do not use envelopes that are considering using . Be careful when you are designed for use in laser printers. Envelopes with the printer before buying large quantities. Have excessive curl or twist. - Transparencies can be able to 230°C (446°F). Try ...multipurpose feeder and all standard and optional trays, except the 2000sheet drawer. Print quality and durability depend on the Lexmark Web site at www.lexmark.com. See Identifying and linking output bins for the envelope feeder as long as the cotton content is available ...
User's Guide
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.... • If zone coating of the most difficult print media for information on the Lexmark Web site at www.lexmark.com/publications. Selecting print media 71 Have nicked edges or bent corners. - All printer models require a special fuser cleaner for use label sheets that can set the Paper Type... of 25 pounds per square inch (psi). Understanding paper and specialty media guidelines - If you have any labels you are considering using with laser printers. For vinyl labels, set the Paper Type to Labels, the Labels Texture to Smooth, and the Label Weight to Heavy or set the...
.... • If zone coating of the most difficult print media for information on the Lexmark Web site at www.lexmark.com/publications. Selecting print media 71 Have nicked edges or bent corners. - All printer models require a special fuser cleaner for use label sheets that can set the Paper Type... of 25 pounds per square inch (psi). Understanding paper and specialty media guidelines - If you have any labels you are considering using with laser printers. For vinyl labels, set the Paper Type to Labels, the Labels Texture to Smooth, and the Label Weight to Heavy or set the...
User's Guide
Page 120
... J for your product. Notices Waste from Electrical and Electronic Equipment (WEEE) directive 120 Laser advisory label A laser notice label may be hazardous. Warranty Lexmark warrants that this printer. If you have further questions about recycling options, visit the Lexmark Web site at www.lexmark.com for Class I laser product conforming to the United States and Canada. KLASS...
... J for your product. Notices Waste from Electrical and Electronic Equipment (WEEE) directive 120 Laser advisory label A laser notice label may be hazardous. Warranty Lexmark warrants that this printer. If you have further questions about recycling options, visit the Lexmark Web site at www.lexmark.com for Class I laser product conforming to the United States and Canada. KLASS...
User's Guide
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... confidential jobs 40 entering a PIN 40 I Identifying printers 6 integrated forms 65, 68 Internet Protocol Security 100 J jams avoiding 73 clearing 80 L label fuser cleaner 78 labels guidelines 71 laser notices 120 LCD brightness 96 LCD contrast 96 letterhead loading input tray 46, 50, 54 Lexmark Authorized Supplies Dealers 74 linking 57 trays 57...
... confidential jobs 40 entering a PIN 40 I Identifying printers 6 integrated forms 65, 68 Internet Protocol Security 100 J jams avoiding 73 clearing 80 L label fuser cleaner 78 labels guidelines 71 laser notices 120 LCD brightness 96 LCD contrast 96 letterhead loading input tray 46, 50, 54 Lexmark Authorized Supplies Dealers 74 linking 57 trays 57...
Service Manual
Page 3
4061-xx0 Table of contents Laser notices xi Safety information xvii Preface xx Definitions v-xx General information 1-1 Maintenance approach 1-1 Options 1-1 Configured models 1-2 Specifications 1-3 Resolution 1-3 Data streams 1-3 Print speed and performance print ... area 1-19 Tools required 1-19 Acronyms 1-20 Diagnostic information 2-1 Start 2-1 Symptom tables 2-1 Service errors (9xx.xx's 2-1 User status and attendance messages 2-1 Additional information 2-1 Understanding the printer operator panel 2-2 Understanding the menus 2-3 Table of contents iii
4061-xx0 Table of contents Laser notices xi Safety information xvii Preface xx Definitions v-xx General information 1-1 Maintenance approach 1-1 Options 1-1 Configured models 1-2 Specifications 1-3 Resolution 1-3 Data streams 1-3 Print speed and performance print ... area 1-19 Tools required 1-19 Acronyms 1-20 Diagnostic information 2-1 Start 2-1 Symptom tables 2-1 Service errors (9xx.xx's 2-1 User status and attendance messages 2-1 Additional information 2-1 Understanding the printer operator panel 2-2 Understanding the menus 2-3 Table of contents iii
Service Manual
Page 21
...™ card - General information The Lexmark™ T64x laser printers are available. After you to verify the repair. Token-ring - and 500-sheet paper drawers - 400-sheet universally adjustable tray - 2000-sheet high-capacity feeder - Options The following models: Model name Lexmark T640 Lexmark T640n Lexmark T642 Lexmark T642n Lexmark T644 Lexmark T644n Configuration Non-network Network Non-network...
...™ card - General information The Lexmark™ T64x laser printers are available. After you to verify the repair. Token-ring - and 500-sheet paper drawers - 400-sheet universally adjustable tray - 2000-sheet high-capacity feeder - Options The following models: Model name Lexmark T640 Lexmark T640n Lexmark T642 Lexmark T642n Lexmark T644 Lexmark T644n Configuration Non-network Network Non-network...
Service Manual
Page 31
.... 4 Includes envelopes fed from the multipurpose feeder only. 5 Information on whether your vinyl label converter has passed the Lexmark's criteria is preferred for papers over 135 g/m2. 2 Printing label applications on your printer requires a special label fuser cleaner which prevents duplexing. 3 28 lb envelopes are limited to 36 lb bond) bond... g/m2 (110 lb) 203 g/m2 (125 lb) 216 g/m2 (80 lb) 163 g/m2 (90 lb) 163 g/m2 (100 lb) 176 g/m2 (65 lb) Transparencies Laser printer 138 to 146 g/m2 (37 to 39 lb bond) 138 to 146 g/m2 (37 to 39 lb bond) Labels-maximum2 Paper 180 g/m2 (48 lb...
.... 4 Includes envelopes fed from the multipurpose feeder only. 5 Information on whether your vinyl label converter has passed the Lexmark's criteria is preferred for papers over 135 g/m2. 2 Printing label applications on your printer requires a special label fuser cleaner which prevents duplexing. 3 28 lb envelopes are limited to 36 lb bond) bond... g/m2 (110 lb) 203 g/m2 (125 lb) 216 g/m2 (80 lb) 163 g/m2 (90 lb) 163 g/m2 (100 lb) 176 g/m2 (65 lb) Transparencies Laser printer 138 to 146 g/m2 (37 to 39 lb bond) 138 to 146 g/m2 (37 to 39 lb bond) Labels-maximum2 Paper 180 g/m2 (48 lb...
Service Manual
Page 32
... g/m2 (110 lb) 203 g/m2 (125 lb) 199 g/m2 (110 lb) 203 g/m2 (125 lb) Cover 216 g/m2 (80 lb) 216 g/m2 (80 lb) Transparencies Laser printer 138 to 146 g/m2 (37 to 39 lb bond) 138 to 146 g/m2 (37 to 39 lb bond) Labels- maximum Paper 180 g/m2 (48 lb... to 105 g/m2 (16 to 28 lb bond) 60 to 105 g/m2 Not (16 to 28 lb bond) recommended 1 Grain short is available at www.lexmark.com. 1-12 Service Manual maximum (grain long) Xerographic or business paper Index Bristol Tag 60 to 90 g/m2 (16 to 24 lb bond) Not recommended...
... g/m2 (110 lb) 203 g/m2 (125 lb) 199 g/m2 (110 lb) 203 g/m2 (125 lb) Cover 216 g/m2 (80 lb) 216 g/m2 (80 lb) Transparencies Laser printer 138 to 146 g/m2 (37 to 39 lb bond) 138 to 146 g/m2 (37 to 39 lb bond) Labels- maximum Paper 180 g/m2 (48 lb... to 105 g/m2 (16 to 28 lb bond) 60 to 105 g/m2 Not (16 to 28 lb bond) recommended 1 Grain short is available at www.lexmark.com. 1-12 Service Manual maximum (grain long) Xerographic or business paper Index Bristol Tag 60 to 90 g/m2 (16 to 24 lb bond) Not recommended...
Service Manual
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maximum (grain short) Transparencies Integrated forms Labels - upper limit Envelopes Type Xerographic or business paper Index Bristol Tag Cover Index Bristol Tag Cover Laser printer Pressure sensitive area Paper base (grain long) Paper Dual-web paper Polyester Vinyl Sulfite, wood-free or up to 100% cotton bond Finisher media weight ...
maximum (grain short) Transparencies Integrated forms Labels - upper limit Envelopes Type Xerographic or business paper Index Bristol Tag Cover Index Bristol Tag Cover Laser printer Pressure sensitive area Paper base (grain long) Paper Dual-web paper Polyester Vinyl Sulfite, wood-free or up to 100% cotton bond Finisher media weight ...
Service Manual
Page 35
... stock Paper For the best print quality, use with the printer: • Chemically treated papers used to make sure the weight is acceptable for laser printers. Use only paper able to the Card Stock & Label Guide located on the Lexmark Web site at www.lexmark.com. Check with the manufacturer or vendor to determine whether...
... stock Paper For the best print quality, use with the printer: • Chemically treated papers used to make sure the weight is acceptable for laser printers. Use only paper able to the Card Stock & Label Guide located on the Lexmark Web site at www.lexmark.com. Check with the manufacturer or vendor to determine whether...
Service Manual
Page 36
...envelopes in the multipurpose feeder and 85 envelopes in the envelope feeder. or 500-sheet trays, or the multipurpose feeder. Envelopes with laser printers that heat transparencies to 225°C (437°F). Try a sample of any envelopes you are compatible with 100% cotton content ... or vendor to determine whether your printer. • Use transparencies designed specifically for the T112), optional 250- Envelopes You can feed transparencies from 75 g/m2 (20 lb bond) paper. When printing on the Lexmark Web site at www.lexmark.com. For detailed information, refer to...
...envelopes in the multipurpose feeder and 85 envelopes in the envelope feeder. or 500-sheet trays, or the multipurpose feeder. Envelopes with laser printers that heat transparencies to 225°C (437°F). Try a sample of any envelopes you are compatible with 100% cotton content ... or vendor to determine whether your printer. • Use transparencies designed specifically for the T112), optional 250- Envelopes You can feed transparencies from 75 g/m2 (20 lb bond) paper. When printing on the Lexmark Web site at www.lexmark.com. For detailed information, refer to...
Service Manual
Page 37
... interlocking design. - Have any exposed adhesive when the flap is not possible, a 3 mm (0.125 in.) strip should be removed on the Lexmark Web site at a time in the envelope feeder. • A combination of high humidity (over 60%) and the high printing temperatures may cause...250- Use metal clasps, string ties, or metal folding bars. - Print five more sheets of paper. These labels are considering using , check with laser printers. Note: Labels are considering using with a slick backing material. • Use full label sheets. Have postage stamps attached. - 4061-xx0 •...
... interlocking design. - Have any exposed adhesive when the flap is not possible, a 3 mm (0.125 in.) strip should be removed on the Lexmark Web site at a time in the envelope feeder. • A combination of high humidity (over 60%) and the high printing temperatures may cause...250- Use metal clasps, string ties, or metal folding bars. - Print five more sheets of paper. These labels are considering using , check with laser printers. Note: Labels are considering using with a slick backing material. • Use full label sheets. Have postage stamps attached. - 4061-xx0 •...
Service Manual
Page 157
... on the board for damage, especially the PC drum contact on the cartridge. The printhead used in the printer does not have a mechanical shutter as previous laser printers. Print quality-random marks Service tip: The primary cause of material that might be on the HVPS. Check...5 Printhead assembly Action Check the print cartridge for damage or contamination. Measure the following voltages from connector J22 to printer ground: • Printer Idle J15-5 measures +24 V dc • Printer Printing J15-5 measures +24 V dc If the voltages at J10-5 are stuck to the photoconductor, charge roll,...
... on the board for damage, especially the PC drum contact on the cartridge. The printhead used in the printer does not have a mechanical shutter as previous laser printers. Print quality-random marks Service tip: The primary cause of material that might be on the HVPS. Check...5 Printhead assembly Action Check the print cartridge for damage or contamination. Measure the following voltages from connector J22 to printer ground: • Printer Idle J15-5 measures +24 V dc • Printer Printing J15-5 measures +24 V dc If the voltages at J10-5 are stuck to the photoconductor, charge roll,...
Service Manual
Page 181
... Press Back ( ) or Stop ( ) to test. Select either Single or Continuous. • Single-feeds one sheet of paper feeds through the printer as media is feeding through the printer. See the table below: Tray sensor support by hand, however a sheet of sensors. The tray empty sensor can be used to cover... the pass thru sensor. 4061-xx0 INPUT TRAY TESTS Feed Tests (input tray) This test lets the servicer observe the paper path as the laser turns...
... Press Back ( ) or Stop ( ) to test. Select either Single or Continuous. • Single-feeds one sheet of paper feeds through the printer as media is feeding through the printer. See the table below: Tray sensor support by hand, however a sheet of sensors. The tray empty sensor can be used to cover... the pass thru sensor. 4061-xx0 INPUT TRAY TESTS Feed Tests (input tray) This test lets the servicer observe the paper path as the laser turns...
Service Manual
Page 237
4061-xx0 Laser cover removal 1. Remove the left side. Remove the right cover. Remove the screw (A) at the rear of the printer and the larger screw (B) at the front on page 4-5. 4. See "Paper support removal" on the right side. 7. A Repair information 4-19 Remove the redrive cap. See "Right cover removal" on page 4-5. 5. Press the fuser wiper cover latch, and remove the cover. 6. See "Redrive cap cover removal" on page 4-8. 3. Remove the two mounting screws (C) from the left door. See "Left door removal" on page 4-6. 2. Remove the paper support.
4061-xx0 Laser cover removal 1. Remove the left side. Remove the right cover. Remove the screw (A) at the rear of the printer and the larger screw (B) at the front on page 4-5. 4. See "Paper support removal" on the right side. 7. A Repair information 4-19 Remove the redrive cap. See "Right cover removal" on page 4-5. 5. Press the fuser wiper cover latch, and remove the cover. 6. See "Redrive cap cover removal" on page 4-8. 3. Remove the two mounting screws (C) from the left door. See "Left door removal" on page 4-6. 2. Remove the paper support.