C77x - User's Guide
Page 11
.... 1 Copy 8 Fax E-mail 2 FTP 7 Status/ Ready. The Menus button is on the LCD whenever the MFP status includes a message requiring intervention. Status message bar Shows the current MFP status such as Toner Low. Shows MFP conditions such as Ready or Busy. Tips is in the Ready state. Use the Home screen buttons... to initiate an action such as copy, fax, or scan, to open the menu screen, or to respond to access the menus. Toner low. 6 ...
.... 1 Copy 8 Fax E-mail 2 FTP 7 Status/ Ready. The Menus button is on the LCD whenever the MFP status includes a message requiring intervention. Status message bar Shows the current MFP status such as Toner Low. Shows MFP conditions such as Ready or Busy. Tips is in the Ready state. Use the Home screen buttons... to initiate an action such as copy, fax, or scan, to open the menu screen, or to respond to access the menus. Toner low. 6 ...
C77x - User's Guide
Page 67
...the storage or Selecting print media 67 For detailed information, see Loading standard trays and optional trays or Loading the multipurpose feeder. Storing paper unwrapped in hot, humid, cold and... problems. Smoothness The degree of smoothness of the paper to curve at www.lexmark.com/ publications. Business papers designed for the MFP. • Paper • Envelopes • Card stock • Transparencies ... Use only paper able to determine whether the paper chosen is too rough, the toner does not fuse to feed the paper properly. This limits the exposure of paper directly...
...the storage or Selecting print media 67 For detailed information, see Loading standard trays and optional trays or Loading the multipurpose feeder. Storing paper unwrapped in hot, humid, cold and... problems. Smoothness The degree of smoothness of the paper to curve at www.lexmark.com/ publications. Business papers designed for the MFP. • Paper • Envelopes • Card stock • Transparencies ... Use only paper able to determine whether the paper chosen is too rough, the toner does not fuse to feed the paper properly. This limits the exposure of paper directly...
C77x - User's Guide
Page 79
... will open the Status / Supplies screen where you can view the status of the touch screen indicates if the MFP is required. Ordering an ADF pick roller Order Lexmark part number 40X2540. Order a new ADF pick roller if you experience problems with paper double-feeding through the automatic...Ordering supplies To order supplies in your area. Determining the status of supplies Copy Fax E-mail FTP Status/ Supplies Ready. 88 Toner low. Touch any supplies are low or empty. Menus The MFP control panel alerts you once a supply item or maintenance is Ready and lets you bought the...
... will open the Status / Supplies screen where you can view the status of the touch screen indicates if the MFP is required. Ordering an ADF pick roller Order Lexmark part number 40X2540. Order a new ADF pick roller if you experience problems with paper double-feeding through the automatic...Ordering supplies To order supplies in your area. Determining the status of supplies Copy Fax E-mail FTP Status/ Supplies Ready. 88 Toner low. Touch any supplies are low or empty. Menus The MFP control panel alerts you once a supply item or maintenance is Ready and lets you bought the...
C77x - User's Guide
Page 81
Roller 5 Close the document cover. Maintaining the MFP Cleaning the automatic document feeder The scanner parts can become contaminated with your finger, and repeat step 3 until the entire roller is cleaned. Cleaning the ... swab with isopropyl alcohol (95%). 3 Wipe the feed roller by moving the cloth or swab from side to side. 4 Rotate the roller forward with ink, toner particles, or paper coatings.
Roller 5 Close the document cover. Maintaining the MFP Cleaning the automatic document feeder The scanner parts can become contaminated with your finger, and repeat step 3 until the entire roller is cleaned. Cleaning the ... swab with isopropyl alcohol (95%). 3 Wipe the feed roller by moving the cloth or swab from side to side. 4 Rotate the roller forward with ink, toner particles, or paper coatings.
C77x - User's Guide
Page 101
... not cleared the entire paper path. Replace the pick pad. Original documents misfeed in the ADF. Rotate the roller forward with ink, toner particles, or paper coatings. Adjust the guides toward the media until the entire roller is not shown If your finger, and repeat the...glass has become contaminated with your region supports caller ID, you remove the jammed paper. Symptom Solution The fax document takes a long Touch Options, then under Content, change the setting to the scanner glass. Solving paper feed problems Symptom Cause The Paper Jam message remains after you ...
... not cleared the entire paper path. Replace the pick pad. Original documents misfeed in the ADF. Rotate the roller forward with ink, toner particles, or paper coatings. Adjust the guides toward the media until the entire roller is not shown If your finger, and repeat the...glass has become contaminated with your region supports caller ID, you remove the jammed paper. Symptom Solution The fax document takes a long Touch Options, then under Content, change the setting to the scanner glass. Solving paper feed problems Symptom Cause The Paper Jam message remains after you ...
C77x - User's Guide
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..., 44 restricted server list function, using 98 right arrow button 15 right scroll increase button 15 S safety information 2 scale 22 scanning options 47 to a PC 46 to email 30 screen timeout 90 screens copy 22 secure management through MVP 98 security 802.1x Authentication 96... 2, 3 58, 60 Start button 10 static sensitivity notice 3 status message bar 11 Stop button 10 supplies recycling 80 T time stamp 23 toner cartridge recycling 80 transparencies loading input tray 57 transparencies, copying 24 tray linking 62 tray selection 25 troubleshooting settings software application overrides 8 U USB ...
..., 44 restricted server list function, using 98 right arrow button 15 right scroll increase button 15 S safety information 2 scale 22 scanning options 47 to a PC 46 to email 30 screen timeout 90 screens copy 22 secure management through MVP 98 security 802.1x Authentication 96... 2, 3 58, 60 Start button 10 static sensitivity notice 3 status message bar 11 Stop button 10 supplies recycling 80 T time stamp 23 toner cartridge recycling 80 transparencies loading input tray 57 transparencies, copying 24 tray linking 62 tray selection 25 troubleshooting settings software application overrides 8 U USB ...
Service Manual
Page 5
... or rubs off the page with no error code displayed 2-102 Smudged or distorted images on fused page 2-102 Toner is on the back of the printed page 2-103 Light lines or streaks appear on the page 2-103 White streak in color plane 2-104 Paper ...
... or rubs off the page with no error code displayed 2-102 Smudged or distorted images on fused page 2-102 Toner is on the back of the printed page 2-103 Light lines or streaks appear on the page 2-103 White streak in color plane 2-104 Paper ...
Service Manual
Page 9
... assembly 7-21 Assembly 15: ITU assembly 7-22 Assembly 16: ITU drive assembly 7-23 Assembly 17: ITU loading 7-24 Assembly 18: Waste toner 7-26 Assembly 19: BOR drive assembly 7-27 Assembly 20: Cartridge contact assembly 7-28 Assembly 21: Cartridge drive assembly 7-29 Assembly 22: Electronics...Electronics-cabling interconnections 4 7-41 Assembly 27: Output expander 7-42 Assembly 28: 5-Bin mailbox 7-46 Assembly 29: 500-Sheet drawer option 7-50 Assembly 30: Duplex option 7-54 Assembly 31: High-capacity input tray (HCIT 7-58 Assembly 32: StapleSmart finisher 7-62 Assembly 33: Envelope...
... assembly 7-21 Assembly 15: ITU assembly 7-22 Assembly 16: ITU drive assembly 7-23 Assembly 17: ITU loading 7-24 Assembly 18: Waste toner 7-26 Assembly 19: BOR drive assembly 7-27 Assembly 20: Cartridge contact assembly 7-28 Assembly 21: Cartridge drive assembly 7-29 Assembly 22: Electronics...Electronics-cabling interconnections 4 7-41 Assembly 27: Output expander 7-42 Assembly 28: 5-Bin mailbox 7-46 Assembly 29: 500-Sheet drawer option 7-50 Assembly 30: Duplex option 7-54 Assembly 31: High-capacity input tray (HCIT 7-58 Assembly 32: StapleSmart finisher 7-62 Assembly 33: Envelope...
Service Manual
Page 23
...color for each object is specified. • Off: No color correction is implemented. • Manual: Allows users to balance print darkness and toner savings. Setting Delta toner from default (mono) Delta toner from default (color) 1 -50% -50% 2 -30% -30% 3 -15% -15% 4 Default Default 5 +10% N/A... A manual calibration can be initiated by selecting Color Adjust from the driver or operator panel. The toner darkness default setting is available through the Lexmark PostScript driver. 5061 Automatic calibration The printer performs an automatic calibration under the Print Quality menu or ...
...color for each object is specified. • Off: No color correction is implemented. • Manual: Allows users to balance print darkness and toner savings. Setting Delta toner from default (mono) Delta toner from default (color) 1 -50% -50% 2 -30% -30% 3 -15% -15% 4 Default Default 5 +10% N/A... A manual calibration can be initiated by selecting Color Adjust from the driver or operator panel. The toner darkness default setting is available through the Lexmark PostScript driver. 5061 Automatic calibration The printer performs an automatic calibration under the Print Quality menu or ...
Service Manual
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...; Printer options installed or selected • Available printer memory • Media size and type • Resolution • Printer usage setting Processor Processor frequency (Mhz) Bus frequency (Mhz) Lexmark C77x 500 100 Lexmark C77x(n), Lexmark C77xdn Lexmark C78x 600 800 100 133 Lexmark C78x(n) Lexmark C78xdn 800 133 Time to be longer if the toner control senses that toner flow...
...; Printer options installed or selected • Available printer memory • Media size and type • Resolution • Printer usage setting Processor Processor frequency (Mhz) Bus frequency (Mhz) Lexmark C77x 500 100 Lexmark C77x(n), Lexmark C77xdn Lexmark C78x 600 800 100 133 Lexmark C78x(n) Lexmark C78xdn 800 133 Time to be longer if the toner control senses that toner flow...
Service Manual
Page 38
... For detailed information, see the Card Stock & Label Guide available on the paper package, and load paper accordingly. Curl Curl is too rough, the toner does not fuse to feed the paper properly. For 60 to 90 g/m2 (16 to let the paper stabilize in a sheet of paper. Paper ...that the weight be stiff enough to feed properly, causing jams. For best performance, use paper narrower than or equal to curve at www.lexmark.com/publications. Extend the time several days if the storage or transportation environment is recommended that can degrade its original wrapper until it can ...
... For detailed information, see the Card Stock & Label Guide available on the paper package, and load paper accordingly. Curl Curl is too rough, the toner does not fuse to feed the paper properly. For 60 to 90 g/m2 (16 to let the paper stabilize in a sheet of paper. Paper ...that the weight be stiff enough to feed properly, causing jams. For best performance, use paper narrower than or equal to curve at www.lexmark.com/publications. Extend the time several days if the storage or transportation environment is recommended that can degrade its original wrapper until it can ...
Service Manual
Page 41
... Position Sensing Device Pulse Width Modulation Raster Imaging Processor Read Only Memory Synchronous Dual Random Access Memory Single Inline Memory Module Static Random Access Memory Toner Patch Sensing Used Parts Return Volts alternating current Volts direct current Vacuum Transport Belt Yellow 5061 General information 1-21
... Position Sensing Device Pulse Width Modulation Raster Imaging Processor Read Only Memory Synchronous Dual Random Access Memory Single Inline Memory Module Static Random Access Memory Toner Patch Sensing Used Parts Return Volts alternating current Volts direct current Vacuum Transport Belt Yellow 5061 General information 1-21
Service Manual
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...the display. 8. The following occurs: • The printer detects at power on, or the front cover assembly is closed, that a new or different toner cartridge has been installed. • The printer detects at power on when the cover is closed that a new or different ITU has been installed. •... is below 60° C. • When coming out of power saver if power saver has been active for the base machine with no paper handling options installed. 1. The image of a clock face appears on . 4. Various messages may be initiated. For example: • ITU Missing is posted if the ITU...
...the display. 8. The following occurs: • The printer detects at power on, or the front cover assembly is closed, that a new or different toner cartridge has been installed. • The printer detects at power on when the cover is closed that a new or different ITU has been installed. •... is below 60° C. • When coming out of power saver if power saver has been active for the base machine with no paper handling options installed. 1. The image of a clock face appears on . 4. Various messages may be initiated. For example: • ITU Missing is posted if the ITU...
Service Manual
Page 46
...Go to "Light print over the entire page" on page 2-86. Go to "The base printer does not recognize that the HCIT 2000-sheet option is installed in the tray." Go to "Toner smears or rubs off the page Print quality: Multiple horizontal lines Symptom table-500-sheet drawer...media installed" on page 2-103. on page 2-72. Go to "Toner is installed Go to "Printer does not recognize that tray x is installed HCIT does not function. Go to recognize the option is installed." Symptom table-HCIT 2000-sheet option Symptom Printer fails to "Vertical lines or streaks" on page 2-103...
...Go to "Light print over the entire page" on page 2-86. Go to "The base printer does not recognize that the HCIT 2000-sheet option is installed in the tray." Go to "Toner smears or rubs off the page Print quality: Multiple horizontal lines Symptom table-500-sheet drawer...media installed" on page 2-103. on page 2-72. Go to "Toner is installed Go to "Printer does not recognize that tray x is installed HCIT does not function. Go to recognize the option is installed." Symptom table-HCIT 2000-sheet option Symptom Printer fails to "Vertical lines or streaks" on page 2-103...
Service Manual
Page 56
...messages (continued) Error code 990.01 Action This error message indicates that the printer did not detect the ITU belt home sensor. See "Duplex option service check" on page 2-71. • Output Expander or StapleSmart finisher-Output bin x (where x=1). There are several causes for a 100...printer posts a 100.02 ITU Error, so the belt is not saved during POR. Make sure the ITU detensioner is located underneath the toner cartridges. See "500-sheet drawer option service check" on page 2-81. • Tray x (where x=2, 3, or 4). Service checks 100.01 ITU error service check ...
...messages (continued) Error code 990.01 Action This error message indicates that the printer did not detect the ITU belt home sensor. See "Duplex option service check" on page 2-71. • Output Expander or StapleSmart finisher-Output bin x (where x=1). There are several causes for a 100...printer posts a 100.02 ITU Error, so the belt is not saved during POR. Make sure the ITU detensioner is located underneath the toner cartridges. See "500-sheet drawer option service check" on page 2-81. • Tray x (where x=2, 3, or 4). Service checks 100.01 ITU error service check ...
Service Manual
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... 6 o'clock position. Check the ITU release lever for a piece of the belt sensor. Has all packing material is removed. This tape is located underneath the toner cartridges. The error log can be seen by pulling up , it installed correctly? Make sure the ITU Detensioner is removed from the belt sensor within...
... 6 o'clock position. Check the ITU release lever for a piece of the belt sensor. Has all packing material is removed. This tape is located underneath the toner cartridges. The error log can be seen by pulling up , it installed correctly? Make sure the ITU Detensioner is removed from the belt sensor within...
Service Manual
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... check Step 1 2 3 4 5 6 Actions and questions Connector J16 on page 4-89. Note: The ITU drive motor can be removed from the ITU drive motor to spill toner that may be careful not to the system board connector J16. If the ITU drive motor assembly is removed be contained in the ITU motor...
... check Step 1 2 3 4 5 6 Actions and questions Connector J16 on page 4-89. Note: The ITU drive motor can be removed from the ITU drive motor to spill toner that may be careful not to the system board connector J16. If the ITU drive motor assembly is removed be contained in the ITU motor...
Service Manual
Page 73
...Replace the sensor that did not pass the test. Go to step 5 Go to step 3 Install inner deflector properly. Check fuser entry guide for toner buildup. Yes Clear the jam. Problem resolved No Go to step 2 Go to step 6 Replace the cables. See "System board removal" on... page 5-3. See "Fuser assembly removal" on the fuser entry guide? 3 Check fuser exit sensor flag. Diagnostic information 2-31 Is toner built up . Is the problem resolved? Replace the fuser assembly. Go to step 3 Replace the fuser assembly. Step 1 Actions and questions Is ...
...Replace the sensor that did not pass the test. Go to step 5 Go to step 3 Install inner deflector properly. Check fuser entry guide for toner buildup. Yes Clear the jam. Problem resolved No Go to step 2 Go to step 6 Replace the cables. See "System board removal" on... page 5-3. See "Fuser assembly removal" on the fuser entry guide? 3 Check fuser exit sensor flag. Diagnostic information 2-31 Is toner built up . Is the problem resolved? Replace the fuser assembly. Go to step 3 Replace the fuser assembly. Step 1 Actions and questions Is ...
Service Manual
Page 98
..."LVPS assembly removal" on the cartridge? 2-56 Service Manual Yes Go to step 2 No If the toner metering cam is not present, check the printer to be defective. If the printer is expecting a toner addition cycle but one is not detected, a 94x.xx TMC Error is black. Only replace the cartridge... if there are no problems with the printer. Note: In some cartridges, the toner metering cam is displayed. A Is the cam present on page 4-53. No Problem resolved 940.xx error code service check • 940.02-cyan...
..."LVPS assembly removal" on the cartridge? 2-56 Service Manual Yes Go to step 2 No If the toner metering cam is not present, check the printer to be defective. If the printer is expecting a toner addition cycle but one is not detected, a 94x.xx TMC Error is black. Only replace the cartridge... if there are no problems with the printer. Note: In some cartridges, the toner metering cam is displayed. A Is the cam present on page 4-53. No Problem resolved 940.xx error code service check • 940.02-cyan...
Service Manual
Page 100
...Only replace the cartridge if there are no problems with the printer or if the cartridge is black. Step Actions and questions 1 Check the toner metering cam (A) on the rear of damage to the cable? 11 Disconnect the developer HVPS cable from connector J6 on the system board. ...2-58 Service Manual Replacement of a 94x service error. Note: Before proceeding with the printer. Replace the system board. Note: In some cartridges, the toner metering cam is known to system board cable for repetitive occurrences of the cartridge may fix the problem temporarily if the problem is with this...
...Only replace the cartridge if there are no problems with the printer or if the cartridge is black. Step Actions and questions 1 Check the toner metering cam (A) on the rear of damage to the cable? 11 Disconnect the developer HVPS cable from connector J6 on the system board. ...2-58 Service Manual Replacement of a 94x service error. Note: Before proceeding with the printer. Replace the system board. Note: In some cartridges, the toner metering cam is known to system board cable for repetitive occurrences of the cartridge may fix the problem temporarily if the problem is with this...
