Lexmark C935dn User Manual

Configured models
1Standard exit bin
2Control panel
3Standard 520‑sheet tray (Tray 1)
4–6The High capacity feeder holds 2520 sheets and includes:
•4—520‑sheet tray (Tray 2)
5—867‑sheet tray (Tray 3)
6—1133‑sheet tray (Tray 4)
7Multipurpose feeder
8Duplex unit
1Standard exit bin
2Control panel
Learning about the printer11
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3Standard 520‑sheet tray (Tray 1)
4‑6The Tandem tray module (TTM) holds 1560 sheets and includes:
4—520‑sheet tray (Tray 2)
5—520‑sheet tray (Tray 3)
6—520‑sheet tray (Tray 4)
7Multipurpose feeder
8Duplex unit
Fully configured model
1Horizontal transport unit (HTU)
2Control panel
3Finisher
4Finisher standard bin
5Finisher bin 1
6Finisher bin 2 (booklet‑maker)
7Standard 520‑sheet tray (Tray 1)
8–10The High capacity feeder includes:
8—520‑sheet tray (Tray 2)
9—867‑sheet tray (Tray 3)
10—1133‑sheet tray...

12Duplex unit
Note: The finisher shown above is the booklet finisher. The standard finisher is not shown.
Understanding the control panel
Control panel itemDescription
1Display Shows messages and pictures that communicate the status of the printer
2Indicator light Indicates the printer status:
Off—The power is off.
Blinking green—The printer is warming up, processing data, or printing.
Solid green—The printer is on, but idle.
Solid red—Operator intervention is needed.
3Keypad Enter numbers or symbols on...

Control panel itemDescription
8USB Direct interface
Use this port to connect a USB flash memory device to the printer. You can print from the
connected device.
9Back
Returns the display to the previous screen
Learning about the printer14
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Installing options
Installing internal options
CAUTION—SHOCK HAZARD: If you are installing memory or option cards sometime after setting up the printer,
turn the printer off and unplug the power cord from the wall outlet before continuing. If you have any other
devices attached to the printer, turn them off as well and unplug any cables going to the printer.
You can customize your printer connectivity and memory capacity by adding optional cards. The instructions in this
section explain how to install...

Accessing the system board to install internal options
CAUTION—SHOCK HAZARD: Turn the printer off, and unplug the power cord from the wall outlet before
continuing. If you have any other devices attached to the printer, turn them off as well and unplug any cables
going into the printer.
Note: This operation requires a #2 Phillips screwdriver.
1Remove the cover and system board.
aTurn the screws on the cover counterclockwise, and then remove them.
bGently pull the cover and system board away from the...

1Firmware and flash memory card connectors
2Memory card connector
3Internal print server connector
4Hard disk connector
Installing a memory card
CAUTION—SHOCK HAZARD: If you are installing a memory card after setting up the printer, turn the printer off,
and unplug the power cord from the wall outlet before continuing.
Warning—Potential Damage: System board electrical components are easily damaged by static electricity. Touch
something metal on the printer before touching any system board electronic...

4Align the notches on the memory card with the ridges on the connector.
1Notches
2Ridges
5Push the memory card straight into the connector until it snaps into place.
6Reinstall the system board.
Installing a flash memory or firmware card
The system board has two connections for an optional flash memory or firmware card. Only one of each may be installed,
but the connectors are interchangeable.
CAUTION—SHOCK HAZARD: If installing a flash memory or firmware card after setting up the printer, turn the...

3Holding the card by its sides, align the plastic pins on the card with the holes on the system board.
1Plastic pins
2Metal pins
4Push the card firmly into place.
Notes:
The entire length of the connector on the card must touch and be flush against the system board.
Be careful not to damage the connectors.
5Reinstall the system board. Installing options19
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Installing a printer hard disk
CAUTION—SHOCK HAZARD: If installing a printer hard disk after setting up the printer, turn the printer off, and
unplug the power cord from the wall outlet before continuing.
Warning—Potential Damage: System board electrical components and hard disks are easily damaged by static
electricity. Touch something metal on the printer before touching any system board electronic components,
connectors, or the hard disk.
Note: A #2 Phillips screwdriver is needed to attach the hard...