Lexmark C910 Quick Reference
Printer menu overview Using the operator panel Loading paper
Understanding printer messages 6 Locating and clearing paper jams 17

www.lexmark.com

Edition: October 2001
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Printer menu overview

Finishing Menu Duplex Duplex Bind Copies Blank Pages Collation Separator Sheets Separator Source Multipage Print Multipage Order Multipage View Multipage Border Job Menu Reset Printer Cancel Fax Confidential Job Held Jobs Paper Menu Paper Source Paper Size Paper Type Custom Types Output Bin Configure Bins Overflow Bin Assign Type/Bin Substitute Size Configure MP Paper Weight Paper Loading Universal Setup
Network Menu PCL SmartSwitch PS SmartSwitch MAC Binary PS NPA Mode Network Buffer Job Buffering Network <x> Setup Std Net Setup PCL Emul Menu Font Source Font Name Point Size Pitch Symbol Set Orientation Lines per Page A4 Width Auto CR after LF Auto LF after CR Tray Renumber Serial Menu PCL SmartSwitch PS SmartSwitch NPA Mode Serial Buffer Job Buffering RS-232/RS-422 RS-422 Polarity Serial Protocol Robust XON Baud Data Bits Parity Honor DSR PostScript Menu Print PS Error Font Priority Image Smoothing
LocalTalk Menu LocalTalk Port PCL SmartSwitch PS SmartSwitch NPA Mode LocalTalk Buffer Job Buffering NPA Hosts LocalTalk Name LocalTalk Addr LocalTalk Zone
Parallel Menu PCL SmartSwitch PS SmartSwitch MAC Binary PS NPA Mode Parallel Buffer Job Buffering Advanced Status Protocol Honor Init Parallel Mode 1 Parallel Mode 2

Infrared Menu Infrared Port PCL SmartSwitch PS SmartSwitch NPA Mode Infrared Buffer Job Buffering Window Size Transmit Delay Max Baud Rate
USB Menu PCL SmartSwitch PS SmartSwitch MAC Binary PS NPA Mode USB Buffer Job Buffering Utilities Menu Color Samples Print Demo Print Menus Print Net <x> Setup Print Fonts Print Directory Factory Defaults Format Flash Defragment Flash Format Disk Job Acct Stat Hex Trace
Setup Menu Printer Language Printer Usage Power Saver Resource Save Download Target Print Timeout Auto Continue Wait Timeout Jam Recovery Page Protect Display Language Alarm Control Job Accounting Job Acct Limit
Color Menu Color Correction Manual Color Print Mode Toner Darkness
Supplies Menu Black Photo Dev Color Photo Dev <color> Toner Supplies Life

Using the operator panel

Press Menu to:

Select

Return
Enter the menus from the Ready state. Scroll through menus or values. Increase or decrease a numerical value. Display the Job Menu or the Supplies Menu while the printer is busy.

Press Select to:

Select the item on the second line of the display. Save the selection as a new default setting.
Press Return to back up to the previous menu level. Press Stop to temporarily stop all print activity without losing data. Press Go to:
Exit the menus and return to the Ready state. Clear messages.

Canceling a print job

To cancel a print job after it has started printing:
Press Menu until you see Job Menu, and then press Select. Press Menu until you see Cancel Job, and then press Select.
Printing a menu settings page
To verify Paper Size and Paper Type settings, and check installed options and memory, print a menu settings page:
Press Menu until you see Utilities Menu, and then press Select. Press Menu until you see Print Menus, and then press Select. The menu settings page prints.
Printing confidential jobs
If you want to print a job that is personal or confidential, and you do not want anyone else to see it, the printer can hold your job in memory until you arrive at the printer.
To a print confidential job: Note: Confidential printing only works with Lexmark C910 custom printer drivers. These drivers are located on the drivers CD that shipped with your printer and on the Web at www.lexmark.com.

In your word processor, spreadsheet, browser, or other application, select File Print. Click Properties (or Options, Printer, or Setup, depending on the application) to view the printer driver settings. Click Help and refer to the topic confidential print or print and hold. Follow the instructions. Go to the printer and use the operator panel to retrieve your confidential print job:
Note: If you send a large file to a shared network printer, it remains in the printer memory until you print it. This could prevent others from printing. Retrieve your print jobs as soon as possible. To check the amount of memory in your printer, see Printing a menu settings page on page 3.

a Press Menu until you

see Confidential Job, and then press Select.

b Press Menu until you

see your user name, and then press Select.

c Enter your four-digit

personal identification number (PIN) using the numbered buttons on the operator panel. As you enter your PIN, asterisks appear on the display.

d Press Menu until you

see Print A Job, and then press Select.
(Print All Jobs sends all jobs with the same user name and PIN immediately to the printer.)

e Press Menu until you

see the job you want to print, and then press Select.

f Press Go to send the

job to the printer. After the job prints, it is deleted from printer memory and the printer returns to the Ready state.
Understanding printer messages
The following table lists some typical operator panel messages you may encounter and the action you can take to clear them. For more information on these or other printer messages, refer to the Lexmark C910 Publications CD.
Message 37 Insufficient Memory The printer memory isnt sufficient and cannot continue processing print jobs. Action Press Go to clear the message. The printer deletes held jobs until there is enough printer memory to process the current job. Press Stop to clear the message without deleting any held jobs. The current job may not print correctly. Press Menu to open the Job Menu, and then press Select to cancel the current job. Note: The messages 37 Insufficient Memory and Held Jobs may be lost alternate on the display. 38 Memory Full The printer is processing data, but the memory used to store pages is full. Press Go to clear the message and continue printing the job. The job may not print correctly. Press Menu to open the Job Menu, and then press Select to cancel the current job. Press Go to clear the message and continue printing the job. The job may not print correctly. Press Menu to open the Job Menu, and then press Select to cancel the current job. Press Go to clear the message. Install a new fuser. Note: If the front door is opened and closed, the message Did you replace fuser? appears. If a new fuser has not been installed, press Stop. If a new fuser has been installed, press Go.

39 Complex Page The page may not print correctly because the print information on the page is too complex. 80 Fuser Exhausted It is time for you to replace the fuser.
Message 81 Transfer Belt Exhausted It is time to replace the transfer belt.
Action Press Go to clear the message. Install a new transfer belt. Note: If the front door is opened and closed, the message Did you replace transfer belt? appears. If a new transfer belt has not been installed, press Stop. If a new transfer belt has been installed, press Go. Press Go to clear the message. Install a new <color> photodeveloper.
84 <color> PC Life Warning It is time to replace one or more specified photodevelopers. 85 Coating Roll Life Warning It is time to replace the oil coating roll.
Press Go to clear the message. Install a new oil coating roll Note: When the life of the coating roll has expired, 85 Coating Roll Exhausted appears. You must replace the coating roll to continue printing. Press Go to clear the message. Install a new <color> toner cartridge. Note: When the life of the toner cartridge has expired, the display alternates between the 88 <color> Toner Empty and Open Cover Replace <color> messages. You must replace the toner cartridge to continue printing.
88 <color> Toner Low It is time to replace one or more toner cartridges.
900-999 Service Message Turn the printer off and check all cable Messages 900999 relate to connections. Turn the printer back on. If the service message recurs, call for printer problems that may service and report the message require service. number and description of the problem.

Loading paper

Paper source Loading a 550-sheet tray Loading the multipurpose feeder Loading the high capacity feeder Page 13
Your printer supports a wide variety of paper types, sizes, and weights. The standard tray (tray 1) and optional trays 2, 3, and 4 are marked with stack height letters A, B, C. The optional heavy media tray is marked with stack height letters D, E, and F. The following table lists recommended media, weights, and the stack height guide to use when loading the paper trays.
Stack height letter A B C D
Recommended media Lexmark Glossy Paper*: Letter (P/N 12A5950), A4 (P/N 12A5951) 11x17, Legal, B4, A3 (90105 g/m2, 2428 lb bond) Letter, A4 (60105 g/m2, 1628 lb bond) 11x17, Legal, B4, A3 (60 - 90 g/m2, 16 - 24 lb bond) Lexmark Transparency**: Letter (P/N 12A5940), A4 (P/N 12A5941)
Lexmark Glossy Paper is 120 g/m2, 80 lb. book, 32 lb bond. Lexmark Transparency weight is 120 g/m2.

Stack height letter E

Recommended media Lexmark Glossy PaperA Letter (P/N 12A5950), A4 (P/N 12A5951) Cardstock: Letter, A4 (128163 g/m2, 90 lb. index) Paper Labels: Letter, A4 (up to 180 g/m2, 48 lb. bond) Letter, A4 (105 - 128 g/m2, 2834 lb. bond)

Loading a 550-sheet tray

Note: If you are loading an optional heavy media paper tray, make sure the paper size and type are set for print media you are loading. Refer to your Setup Guide or the Lexmark C910 Publications CD for instructions on setting the paper size or paper type.
Pull the paper tray out until it stops.
Press the metal plate down until it locks.
Squeeze the left guide and slide it to the position for the size paper you are loading. The position of the left paper guide tells the printer the size of the paper in the tray.

Release the paper guide.

Flex the sheets back and forth to loosen them, and then fan them.
Place the paper in the tray, print side down.
Squeeze the front paper guide lever and slide the guide until it lightly touches the stack of paper.
Rotate the paper size dial until you see the correct size of paper indicated in the window.
Push in the tray completely.
Loading the multipurpose feeder
Warning! Feeding more than a single sheet of glossy paper may damage the fuser. You can load up to 100 sheets of plain paper in the multipurpose feeder.
Open and extend the multipurpose feeder.
Slide the paper guides to the correct position for the size paper you are loading.
Press the paper feed plate down until it locks into place.
Place the paper print side up between the paper guides.
Move the SET button to the left to unlock the tray.
Loading the high capacity feeder
Note: Load only plain paper in the high capacity feeder. You can load up to 3,000 sheets of plain paper in the optional high capacity feeder.
Open the high capacity feeder top cover. Check the position of the paper guides. If the paper guide arrows are correctly aligned to the size paper you are loading, go to step 6 on page 15. If not, continue with step 3 on page 14.

Loosen the left and right paper guide thumbscrews.
Slide the guides left or right to the correct position for the size paper you are loading (A4 or Letter). Tighten the left and right paper guide thumbscrews.
Place the paper against the paper guides, with the print side up.

Note: If there is only a

partial stack of paper in the tray, the paper low sensor will not allow the tray to go down. Add more paper to lower the tray.
Press the Paper Tray button. The paper tray lowers so you can load another 500 sheets of paper.
Repeat steps 7 and 8 until you have loaded the desired quantity.

Close the top cover.

Locating and clearing paper jams
200 Paper Jam Check Areas A,B 240 Paper Jam 200 Paper Jam Check Area C 200 Paper Jam Check Area F 249 Paper Jam T 1 T 2 T 3 T 4 T 5
200 Paper Jam Check Area E 200 Paper Jam Check Area D 241 Paper Jam 242 Paper Jam 243 Paper Jam 244 Paper Jam
Paper source 200 Paper Jam <x> Pages Jammed (Check Areas AF, T15, MPF) 240 Paper Jam Check MP Feeder 241244 Paper Jam Check Tray Paper Jam Check Tray 5

Page 33 35

200 Paper Jam <x> Pages Jammed (Check Areas AF, T15, MPF)
This message identifies the areas (AF, MPF, or T1T5) you need to check to remove the paper or to clear the message. To clear these areas:
Jam message Check Areas A, B Check Area C Check Area D Check Area E Check Area F Check MPF Check T1T4 Check T5 Page 29 30

Check Areas A, B

This message indicates a paper jam in the transfer belt, fuser, or output roller area. To clear areas AB:

Open the front door.

Rotate the top cover locking lever to the left.
Lifting points Right top cover latch and lifting point
Place both hands on the lifting points and squeeze the right top cover latch. Lift the cover.
Warning! Do not use pointed objects to remove the paper. They may damage the transfer belt. Note: The paper may be covered with unfused toner, which can stain garments.
Remove any paper on the transfer belt. If the paper source was the multipurpose feeder, check the area between the multipurpose feeder and the transfer belt.

Transfer belt

Check the fuser area and top cover for additional jams. If there is no jammed paper in the fuser area or top cover, go to step 12 on page 22. If jammed paper is present, continue with step 7 on page 20.
Lift the fuser pressure release lever.

Release lever

Slowly pull the paper out of the fuser toward the inside of the printer.
Note: The top cover will not close until the lever is in the down position.
Rotate the fuser pressure release lever down.
Check the top cover for additional jams. If there is no jammed paper in the top cover, go to step 12 on page 22.

Remove the jam from the top cover.
Place both your hands on the top cover as shown. Press down firmly until the top cover clicks into place.
Rotate the top cover locking lever to the right. If you cannot rotate the locking lever, the cover is not fully closed.
Open the jam access door on the left side of the printer.
Remove any paper inside the printer.
Close the jam access door. To prevent additional paper jams, make sure both sides of the door are closed.
Close the front door. Press Go. If the paper jam message continues, check and clear all paper from the paper path.

Check Area C

This message indicates a paper jam in the duplex unit area by the access door. To clear area C:
Open the duplex jam access door on the right side of the printer.
Remove the jam. Press Go. If the paper jam message continues, check and clear all paper from the paper path.

Check Area D

This message indicates a paper jam in the duplex unit area. To clear area D:
Gently pull out the duplex unit.
Turn the paper forwarding dial counterclockwise. If the paper advances out of the duplex unit, remove the jam and go to step 7 on page 26. If the paper does not advance, go to step 4 on page 25.
Open the duplex unit covers.

Remove the jam.

Close the duplex unit covers.
Push the duplex unit in until it stops.
Close the duplex jam access door. Press Go. If the paper jam message continues, check and clear all paper from the paper path.

Check Area E

This message indicates a paper jam in the top, middle, or bottom optional drawer paper path area. To clear area E: Note: If you have a high capacity feeder, pull the feeder away from the printer.
Open the jam access door on the top optional drawer.
Remove the jam. Close the jam access door.
Open the jam access door on the middle optional drawer.
Open the jam access door on the bottom optional drawer.
Remove the jam. Close the jam access door. Press Go. If the paper jam message continues, check and clear all paper from the paper path.

Check Area F

Pull the high capacity feeder away from the printer.
Remove any jam. Close the jam access door.
Slide the high capacity feeder until the feeder locks to the docking frame. When the feeder is in the correct position, you hear a click.
Press Go. If the paper jam message continues, check and clear all paper from the paper path.
240 Paper Jam Check MP Feeder
Slowly pull the jam straight out of the multipurpose feeder. If the paper will not come out, proceed with step 2.
Warning! Do not use pointed objects to remove the paper. They may damage the transfer belt.
Remove the paper on the transfer belt.

Close the front door. Press Go.
241244 Paper Jam Check Tray 14
Note: Although tray 1 is shown, you can use the same procedure to clear any of the 241244 or Check Tray 14 messages. Paper jam messages 241244 and Check Tray 14 indicate a jam in one of the paper trays. (See the illustration on page 17 for tray numbering.) To remove the jam:
If you have a high capacity feeder, pull the feeder away from the printer. Open the jam access door for the paper tray indicated on the display.
Pull out the paper tray indicated on the display.
Remove any wrinkled or creased paper.
Push down on the remaining paper in the tray until the bottom plate clicks into place.
Close the paper tray. Press Go. If the paper jam message continues, check and clear all paper from the paper path.
249 Paper Jam Check Tray 5
Note: If you have an optional printer cabinet, the high capacity feeder will be identified as tray 3. A 249 Paper Jam Check Tray 5 message indicates a jam in the high capacity feeder. To remove the jam:
Open the high capacity feeder top cover.
Close the cover. Press Go.

P/N 12N0423 E.C. 2N0016

October 2001
Lexmark and Lexmark with diamond design are trademarks of Lexmark International, Inc., registered in the United States and/or other countries. 2001 Lexmark International, Inc. 740 West New Circle Road Lexington, Kentucky 40550

Replacing the fuser

Printing
Your printer monitors the life of your fuser. When the fuser reaches the end of its life, the printer displays 80 Fuser Exhausted. This message indicates it is time for you to replace the fuser. For best print quality, make sure you replace the fuser when the printer displays 80 Fuser Life Warning. Press Go to clear the message. The Supplies message appears on the second line of the display to remind you that supplies need attention. You can open the Supplies Menu to see the 80 Fuser Exhausted and 80 Fuser Life Warning messages. The printer continues to display the Supplies message until you replace the fuser. To replace the fuser, use the following steps or the instruction sheet supplied with the fuser.

Using color

Paper handling

Maintenance

Troubleshooting

Administration

www.lexmark.com Lexmark C910
Preparing for maintenance
1 Turn the printer on. Using color 2 Follow the instructions in the table for the message your printer is displaying.
Primary message Secondary message Select = Replace Go = Continue What you should do Press Select if you want to replace the fuser now. Press Go if you want to wait to replace the fuser. 80 Fuser Exhausted 80 Belt/Fuser Life Warning Select = Replace Select = Replace Go = Continue Press Select to replace the fuser. Press Select if you want to replace the fuser now. Press Go if you want to wait to replace the fuser.

80 Fuser Life Warning

80 Belt/Fuser Exhausted

Select = Replace

Press Select to replace the fuser.
The Preparing for Maintenance message appears while the printer moves parts into position. After the parts are in position, the message Printer Ready for Maintenance appears, followed by Power Off to Replace Items. www.lexmark.com Lexmark C910
Printing 3 Turn the printer off. Using color

Removing the fuser

1 Complete the steps in Preparing for maintenance on page 2. 2 Make sure the printer is turned off.
3 Turn off or unplug any optional devices connected to the printer.
Warning: Do not touch, drop, or place anything on the transfer belt. Touching the surface of the transfer belt or placing items on it may cause damage.
4 Complete the steps to open the top cover.

Transfer belt

Printing 5 Lift the fuser pressure release lever up. Using color
Warning: Removing or replacing the fuser while the fuser pressure release lever is in the down position will damage the lever.
Printing CAUTION! The fuser may be hot! Allow the fuser to cool before touching. Using color 6 Grasp the fuser handles and press both fuser release buttons.
Printing 7 Lift the fuser up and out. Using color
Note: Do not discard the old fuser at this time. The oil coating roll will be installed in the new fuser.

Installing the fuser

1 Remove the replacement fuser from the packing material, and remove any packing Using color

material from the fuser.

Printing 2 Align the new fuser with the opening in the printer. Using color
Printing 3 Lower the fuser until it snaps into place. Using color
Printing 4 Remove the oil coating roll from the old fuser. Using color CAUTION! The oil coating roll may be hot! Allow the oil coating roll to cool before

touching.

a Pull up on the locking tab to unlock the oil coating roll. Paper handling

Locking tab

Oil coating roll
Printing b Slide out the oil coating roll. Using color

Hold here

Hold the oil coating roll by the top, as indicated by the dark areas in the illustration. Note: The underside of the oil coating roll may be covered with oil. If you are not ready to slide the coating roll into the fuser immediately, place the coating roll on a sheet of plastic or other protective material to prevent stains.
Printing 5 Install the oil coating roll. Using color
Make sure the oil coating roll drops down into position. It should click into place with no gap between it and the fuser.

CAUTION! Before closing the top cover make sure everyone is away from the printer
and the area under the cover is free of hands, clothing, and other items.
6 Close the top cover and the front door. 7 Reconnect any optional devices to the printer.
8 Turn the optional devices on. 9 Turn the printer on.
The message Did you replace Fuser? appears.
10 Press Go to reset the fuser counter. Using color
Note: If you replaced the fuser after receiving the 80 Belt/Fuser Life Warning message or the 80 Belt/Fuser Exhausted message, see Replacing the transfer belt for instructions on replacing the transfer belt. For instructions about replacing other supply items, click one of the following headings:
Replacing a photodeveloper Replacing a toner cartridge
Replacing the transfer belt Replacing the oil coating roll