Service Manual
Page 4
...-xxx Scanner-scan quality 2-11 High-capacity feeder (2000-sheet) symptoms 2-11 Paper tray symptoms 2-12 Duplex option symptoms 2-12 Envelope feeder symptoms 2-12 Messages and error codes 2-13 Service error codes 2-13 Sub error ...service check 2-125 Duplex 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
...-xxx Scanner-scan quality 2-11 High-capacity feeder (2000-sheet) symptoms 2-11 Paper tray symptoms 2-12 Duplex option symptoms 2-12 Envelope feeder symptoms 2-12 Messages and error codes 2-13 Service error codes 2-13 Sub error ...service check 2-125 Duplex 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
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... Gap Adjust 3-21 EVENT LOG 3-21 Display Log 3-21 Print Log 3-22 Clear Log 3-22 SCANNER TESTS 3-23 ASIC Test 3-23 Feed Test 3-23 Scanner Manual Registration 3-23 Sensor Tests 3-23 Configuration menu (CONFIG MENU 3-24 Entering Configuration Menu 3-24 Available menus 3-24 Maintenance Page Count 3-25 Reset Maintenance Counter 3-25... Prompts 3-31 Envelope Prompts 3-32 Jobs On Disk 3-32 Disk Encryption 3-32 Wipe Disk 3-33 Font Sharpening 3-34 Require Standby 3-34 LES Applications 3-34 vi Service Manual
... Gap Adjust 3-21 EVENT LOG 3-21 Display Log 3-21 Print Log 3-22 Clear Log 3-22 SCANNER TESTS 3-23 ASIC Test 3-23 Feed Test 3-23 Scanner Manual Registration 3-23 Sensor Tests 3-23 Configuration menu (CONFIG MENU 3-24 Entering Configuration Menu 3-24 Available menus 3-24 Maintenance Page Count 3-25 Reset Maintenance Counter 3-25... Prompts 3-31 Envelope Prompts 3-32 Jobs On Disk 3-32 Disk Encryption 3-32 Wipe Disk 3-33 Font Sharpening 3-34 Require Standby 3-34 LES Applications 3-34 vi Service Manual
Service Manual
Page 8
... to LVPS AC cable removal 4-92 Fuser top cover removal 4-95 Fuser transfer plate removal 4-97 Gear release link removal 4-98 High voltage power supply removal 4-99 Inner paper deflector assembly removal 4-101 Input sensor removal 4-102 Integrated tray autocompensator assembly removal 4-103 ... assembly removal 4-108 Low voltage power supply removal 4-109 Main fan removal 4-111 Main drive assembly removal 4-113 Modem removal 4-115 MPF arm assembly removal 4-116 MPF lower paper deflector 4-117 MPF pick tire removal 4-118 MPF solenoid assembly removal 4-119 viii Service Manual
... to LVPS AC cable removal 4-92 Fuser top cover removal 4-95 Fuser transfer plate removal 4-97 Gear release link removal 4-98 High voltage power supply removal 4-99 Inner paper deflector assembly removal 4-101 Input sensor removal 4-102 Integrated tray autocompensator assembly removal 4-103 ... assembly removal 4-108 Low voltage power supply removal 4-109 Main fan removal 4-111 Main drive assembly removal 4-113 Modem removal 4-115 MPF arm assembly removal 4-116 MPF lower paper deflector 4-117 MPF pick tire removal 4-118 MPF solenoid assembly removal 4-119 viii Service Manual
Service Manual
Page 10
...-sheet paper drawer 7-61 Assembly 38: Optional 500-sheet paper tray 7-62 Assembly 39: Duplex option 7-63 Assembly 40: Envelope feeder 7-64 Assembly 41: High-capacity feeder 1 7-66 Assembly 42: High-capacity feeder 2 7-68 Assembly 43: High-capacity feeder 3 7-69 Assembly 44: High-capacity feeder 4 7-70 Assembly 45: Options 7-71 Index I-1 Part number index I-9 x Service Manual
...-sheet paper drawer 7-61 Assembly 38: Optional 500-sheet paper tray 7-62 Assembly 39: Duplex option 7-63 Assembly 40: Envelope feeder 7-64 Assembly 41: High-capacity feeder 1 7-66 Assembly 42: High-capacity feeder 2 7-68 Assembly 43: High-capacity feeder 3 7-69 Assembly 44: High-capacity feeder 4 7-70 Assembly 45: Options 7-71 Index I-1 Part number index I-9 x Service Manual
Service Manual
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... maintenance contains the lubrication specifications and recommendations to perform the task. Parts catalog contains illustrations and part numbers for service personnel. CAUTION This type of caution indicates a tipping hazard. -xx Service Manual Appendix A contains service tips and information. CAUTION This type of caution indicates a hot surface. Repair information provides instructions for making printer adjustments...
... maintenance contains the lubrication specifications and recommendations to perform the task. Parts catalog contains illustrations and part numbers for service personnel. CAUTION This type of caution indicates a tipping hazard. -xx Service Manual Appendix A contains service tips and information. CAUTION This type of caution indicates a hot surface. Repair information provides instructions for making printer adjustments...
Service Manual
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... X642e MFP Standard Model X642e MFP With duplex and drawer CAUTION Floor-mounted configurations require additional furniture for stability. More information is available on our Lexmark Web site at www.lexmark.com/multifunctionprinters. 1-2 Service Manual Certain other configurations also must use either a printer stand or printer base if you are also available.
... X642e MFP Standard Model X642e MFP With duplex and drawer CAUTION Floor-mounted configurations require additional furniture for stability. More information is available on our Lexmark Web site at www.lexmark.com/multifunctionprinters. 1-2 Service Manual Certain other configurations also must use either a printer stand or printer base if you are also available.
Service Manual
Page 24
...with C-path ADF optical resolution Document capacity Media thickness Media weight ADF scan area Printer Print technology Fax Modem (in models with modem) 600 x 600 dpi maximum 50 sheets (assuming 20 lb./75 g/m2) 0.05 mm (minimum)... 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...emulation • PCL 6 emulation • PPDS migration tool • PDF v1.5 emulation 1-4 Service Manual
...with C-path ADF optical resolution Document capacity Media thickness Media weight ADF scan area Printer Print technology Fax Modem (in models with modem) 600 x 600 dpi maximum 50 sheets (assuming 20 lb./75 g/m2) 0.05 mm (minimum)... 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...emulation • PCL 6 emulation • PPDS migration tool • PDF v1.5 emulation 1-4 Service Manual
Service Manual
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7002-xxx Dimensions Description Printer Lexmark X642e Lexmark X644e Lexmark X646e Lexmark X646e (with duplex and 500-sheet option) Options Duplex 500-page option 250-Sheet drawer 500-Sheet drawer 2,000-Sheet drawer Envelope option (closed position) ... (14.1 kg) 4 lb (1.8 kg) 4 lb (1.8 kg) 64 lb (29.0 kg) 45 lb (20.4 kg) 64 lb (28.1 kg) 25 lb (11.3 kg) 17.1 lb. (7.8 kg) 1-6 Service Manual
7002-xxx Dimensions Description Printer Lexmark X642e Lexmark X644e Lexmark X646e Lexmark X646e (with duplex and 500-sheet option) Options Duplex 500-page option 250-Sheet drawer 500-Sheet drawer 2,000-Sheet drawer Envelope option (closed position) ... (14.1 kg) 4 lb (1.8 kg) 4 lb (1.8 kg) 64 lb (29.0 kg) 45 lb (20.4 kg) 64 lb (28.1 kg) 25 lb (11.3 kg) 17.1 lb. (7.8 kg) 1-6 Service Manual
Service Manual
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Temperature: 16 to 32° C (60° to 80% - Declared sound power level (Bels) (LpAm) 7.0 7.2 6.8 4.5 1-8 Service Manual 7002-xxx Environment Printer temperature and humidity • Operating - Relative humidity: 8 to 90° F) - Altitude: 10,000 ft. (0 to 34,000 feet) • Storage environment (...
Temperature: 16 to 32° C (60° to 80% - Declared sound power level (Bels) (LpAm) 7.0 7.2 6.8 4.5 1-8 Service Manual 7002-xxx Environment Printer temperature and humidity • Operating - Relative humidity: 8 to 90° F) - Altitude: 10,000 ft. (0 to 34,000 feet) • Storage environment (...
Service Manual
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... setting formats the page for 215.9 x 355.6 mm (8.5 x 14 in the Paper Size menu until Tray Size Sensing is specified by the software application. 1-10 Service Manual Refer to 6.93 x 9.84 in.) ✓ ✓ ✓ 1 This size does not appear in .) unless the size is turned off. 250-sheet tray 500-sheet...
... setting formats the page for 215.9 x 355.6 mm (8.5 x 14 in the Paper Size menu until Tray Size Sensing is specified by the software application. 1-10 Service Manual Refer to 6.93 x 9.84 in.) ✓ ✓ ✓ 1 This size does not appear in .) unless the size is turned off. 250-sheet tray 500-sheet...
Service Manual
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...content. 4 Printing label applications on the MFP requires a special label fuser cleaner. 5 Information on whether your vinyl label converter has passed Lexmark criteria is preferred for "converter list." Integrated forms Pressuresensitive area (must enter the MFP first) 140 to 175 g/m2 140 to 175 g/... 28 lb envelopes are limited to 25% cotton content. 1 Grain short is available at the Lexmark Web site (www.lexmark.com); You can also check the Lexmark Automated Fax system (LEXFAXSM). 1-12 Service Manual maximum4 Paper 180 g/m2 (48 lb bond) Dual-web paper 180 g/m2 (48 lb bond)...
...content. 4 Printing label applications on the MFP requires a special label fuser cleaner. 5 Information on whether your vinyl label converter has passed Lexmark criteria is preferred for "converter list." Integrated forms Pressuresensitive area (must enter the MFP first) 140 to 175 g/m2 140 to 175 g/... 28 lb envelopes are limited to 25% cotton content. 1 Grain short is available at the Lexmark Web site (www.lexmark.com); You can also check the Lexmark Automated Fax system (LEXFAXSM). 1-12 Service Manual maximum4 Paper 180 g/m2 (48 lb bond) Dual-web paper 180 g/m2 (48 lb bond)...
Service Manual
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... 2000-sheet drawer. Have nicked edges or bent corners. - The Paper Type setting should be set to Transparency to MP Feeder, Manual Env, or Env Feeder depending on the transparencies you are considering using with the envelope supplier. • Load only one size of.... 7002-xxx Transparencies The MFP can print directly 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 seal the envelopes. 1-14 Service Manual Print quality and durability depend on the transparency used. Try ...
... 2000-sheet drawer. Have nicked edges or bent corners. - The Paper Type setting should be set to Transparency to MP Feeder, Manual Env, or Env Feeder depending on the transparencies you are considering using with the envelope supplier. • Load only one size of.... 7002-xxx Transparencies The MFP can print directly 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 seal the envelopes. 1-14 Service Manual Print quality and durability depend on the transparency used. Try ...
Service Manual
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... by the stack line on the preferred weight and for information on the labels in the Paper menu to your simplex or duplex needs. 1-16 Service Manual Storing print media Use the following guidelines to avoid paper feeding problems and uneven print quality. • Store paper in the source according to Card...
... by the stack line on the preferred weight and for information on the labels in the Paper menu to your simplex or duplex needs. 1-16 Service Manual Storing print media Use the following guidelines to avoid paper feeding problems and uneven print quality. • Store paper in the source according to Card...
Service Manual
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... process Erasable Programmable Read-Only Memory Electrostatic Discharge Field Replaceable Unit Gigabyte High-Capacity Input Tray High Voltage Power Supply Internal Tray Card Light Amplification by Stimulated Emission of Radiation Liquid Crystal Display Light-Emitting Diode Lexmark Embedded Solution (applications) Low Voltage Power Supply Motor Driver Control Multifunction... Imaging Processor Scanner Control Card Synchronous Dynamic Random Access Memory Single Inline Memory Module Universally Adjustable Tray Universal Serial Bus Volts alternating current Volts direct current 1-18 Service Manual
... process Erasable Programmable Read-Only Memory Electrostatic Discharge Field Replaceable Unit Gigabyte High-Capacity Input Tray High Voltage Power Supply Internal Tray Card Light Amplification by Stimulated Emission of Radiation Liquid Crystal Display Light-Emitting Diode Lexmark Embedded Solution (applications) Low Voltage Power Supply Motor Driver Control Multifunction... Imaging Processor Scanner Control Card Synchronous Dynamic Random Access Memory Single Inline Memory Module Universally Adjustable Tray Universal Serial Bus Volts alternating current Volts direct current 1-18 Service Manual
Service Manual
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... a setting cannot be changed from the application, use , the print driver, MarkVision Professional, or the Web pages. MFP operator panels Model X642e Models X644e/X646e 2-2 Service Manual Changing a setting from the operator panel. Settings changed from the application or print driver apply only to the job being sent to print, fax, copy...
... a setting cannot be changed from the application, use , the print driver, MarkVision Professional, or the Web pages. MFP operator panels Model X642e Models X644e/X646e 2-2 Service Manual Changing a setting from the operator panel. Settings changed from the application or print driver apply only to the job being sent to print, fax, copy...
Service Manual
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... buttons (refer to Menus & Messages for comprehensive list) Models X644e, X646e Model X642e Copy Button name Copy Function Touch to access the Copy menus, too. 2-4 Service Manual Home Returns the LCD to the home screen. (only on model X642e) Help Tips Accesses the context-sensitive Help feature. (only on model X642e) Ready...
... buttons (refer to Menus & Messages for comprehensive list) Models X644e, X646e Model X642e Copy Button name Copy Function Touch to access the Copy menus, too. 2-4 Service Manual Home Returns the LCD to the home screen. (only on model X642e) Help Tips Accesses the context-sensitive Help feature. (only on model X642e) Ready...
Service Manual
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... is replaced with the Unlock Device button. The home screen returns with the Lock Device button. The home screen returns with the Unlock Device button. 2-6 Service Manual A pop-up screen appears with the Continue button. To lock the MFP: 1. The operator panel buttons and shortcuts cannot be used while it appears and...
... is replaced with the Unlock Device button. The home screen returns with the Lock Device button. The home screen returns with the Unlock Device button. 2-6 Service Manual A pop-up screen appears with the Continue button. To lock the MFP: 1. The operator panel buttons and shortcuts cannot be used while it appears and...
Service Manual
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... button based on every screen except the home screen. The next screen appears showing menu items. Touch to show it is selected and more information. 2-8 Service Manual In Sample screen two, the only paper size selected is a selected radio button. Cancel Cancel Touch Cancel to select a menu. Allows specifying that the last...
... button based on every screen except the home screen. The next screen appears showing menu items. Touch to show it is selected and more information. 2-8 Service Manual In Sample screen two, the only paper size selected is a selected radio button. Cancel Cancel Touch Cancel to select a menu. Allows specifying that the last...
Service Manual
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... page 4-64. Fuser solenoid fails to "LCD touchscreen contrast control service check- See "Operator panel right cover assembly removal" on backside of redrive assembly- Printer-skew (print quality) Go to "Paper feed service check-printer" on (print quality) page 2-164. 2-10 Service Manual Go to "Print quality-toner on backside of redrive assembly- Touchscreen...
... page 4-64. Fuser solenoid fails to "LCD touchscreen contrast control service check- See "Operator panel right cover assembly removal" on backside of redrive assembly- Printer-skew (print quality) Go to "Paper feed service check-printer" on (print quality) page 2-164. 2-10 Service Manual Go to "Print quality-toner on backside of redrive assembly- Touchscreen...
Service Manual
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... mounted option. Envelope feeder symptoms Symptom Action Envelopes do not feed properly into printer. Go to "Envelope feeder service check" on page 2-129. 2-12 Service Manual Paper feed problem with Duplex. Paper fails to "Duplex option service check" on page 2-127. Go to pass from lower option through from the envelope Go to "Envelope...
... mounted option. Envelope feeder symptoms Symptom Action Envelopes do not feed properly into printer. Go to "Envelope feeder service check" on page 2-129. 2-12 Service Manual Paper feed problem with Duplex. Paper fails to "Duplex option service check" on page 2-127. Go to pass from lower option through from the envelope Go to "Envelope...