Flash memory
Font cards
Firmware cards
Forms and Bar Code
PRESCRIBE
IPDS
Printer hard disk
Internal solutions port
Parallel 1284-B Interface Card
RS-232C Serial Interface Card
Fiber Interface Card
N8370 802.11a/b/g/n Wireless Print Server Interface Card
CAUTION—SHOCK HAZARD: To avoid the risk of electrical shock, if you are accessing the controller board or installing optional hardware or memory devices sometime after setting up the printer, then turn the printer off, and unplug the power cord from the electrical outlet before continuing. If you have any other devices attached to the printer, then turn them off as well, and unplug any cables going into the printer.Turn off the printer.
Unplug the power cord from the electrical outlet, and then from the printer.
Using a flat-head screwdriver, open the controller board access cover.

Install any supported internal options. For more information, see the documentation that came with the option.
Close the access cover.
Connect the power cord to the printer, and then to the electrical outlet.
CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.Turn on the printer.
CAUTION—SHOCK HAZARD: To avoid the risk of electrical shock, if you are accessing the controller board or installing optional hardware or memory devices sometime after setting up the printer, then turn the printer off, and unplug the power cord from the electrical outlet before continuing. If you have any other devices attached to the printer, then turn them off as well, and unplug any cables going into the printer.Turn off the printer.
Unplug the power cord from the electrical outlet, and then from the printer.
Using a flat-head screwdriver, open the controller board access cover.

Unpack the memory card.
Insert the memory card until it clicks into place.

Close the access cover.
Connect the power cord to the printer, and then to the electrical outlet.
CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.Turn on the printer.
CAUTION—SHOCK HAZARD: To avoid the risk of electrical shock, if you are accessing the controller board or installing optional hardware or memory devices sometime after setting up the printer, then turn the printer off, and unplug the power cord from the electrical outlet before continuing. If you have any other devices attached to the printer, then turn them off as well, and unplug any cables going into the printer.Turn off the printer.
Unplug the power cord from the electrical outlet, and then from the printer.
Using a flat-head screwdriver, open the controller board access cover.

Unpack the optional card.
Push the card firmly into place.

Close the access cover.
Connect the power cord to the printer, and then to the electrical outlet.
CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.Turn on the printer.
CAUTION—SHOCK HAZARD: To avoid the risk of electrical shock, if you are accessing the controller board or installing optional hardware or memory devices sometime after setting up the printer, then turn the printer off, and unplug the power cord from the electrical outlet before continuing. If you have any other devices attached to the printer, then turn them off as well, and unplug any cables going into the printer.Turn off the printer.
Unplug the power cord from the electrical outlet, and then from the printer.
Using a flat-head screwdriver, open the controller board access cover.

Unpack the printer hard disk.
Attach the hard disk, and then connect the hard disk interface cable to the controller board.

Close the access cover.
Connect the power cord to the printer, and then to the electrical outlet.
CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.Turn on the printer.
CAUTION—SHOCK HAZARD: To avoid the risk of electrical shock, if you are accessing the controller board or installing optional hardware or memory devices sometime after setting up the printer, then turn the printer off, and unplug the power cord from the electrical outlet before continuing. If you have any other devices attached to the printer, then turn them off as well, and unplug any cables going into the printer.Turn off the printer, and then unplug the power cord from the electrical outlet.
Using a flat-head screwdriver, open the controller board access cover.

Unpack the internal solutions port (ISP) kit.

1 | ISP |
2 | Mounting bracket |
3 | Thumbscrews |
If necessary, remove the printer hard disk.
Insert the bracket into the board until it clicks into place.

Attach the ISP to the bracket.

If necessary, attach the hard disk to the ISP.
Remove the hard disk bracket.
Connect the hard disk to the ISP.

Close the access cover.
Connect the power cord to the electrical outlet, and then turn on the printer.
CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.
CAUTION—SHOCK HAZARD: To avoid the risk of electrical shock, if you are accessing the controller board or installing optional hardware or memory devices sometime after setting up the printer, then turn the printer off, and unplug the power cord from the electrical outlet before continuing. If you have any other devices attached to the printer, then turn them off as well, and unplug any cables going into the printer.
CAUTION—TIPPING HAZARD: Installing one or more options on your printer or MFP may require a caster base, furniture, or other feature to prevent instability causing possible injury. For more information on supported configurations, see www.lexmark.com/multifunctionprinters.Turn off the printer.
Unplug the power cord from the electrical outlet, and then from the printer.
Unpack the optional tray, and then remove all packing material.
Align the printer with the optional tray, and then lower the printer until it clicks into place.
CAUTION—POTENTIAL INJURY: If the printer weight is greater than 20 kg (44 lb), then it may require two or more people to lift it safely.
Connect the power cord to the printer, and then to the electrical outlet.
CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.Turn on the printer.
Add the tray in the print driver to make it available for print jobs. For more information, see Adding available options in the print driver.
CAUTION—SHOCK HAZARD: To avoid the risk of electrical shock, if you are accessing the controller board or installing optional hardware or memory devices sometime after setting up the printer, then turn the printer off, and unplug the power cord from the electrical outlet before continuing. If you have any other devices attached to the printer, then turn them off as well, and unplug any cables going into the printer.
CAUTION—TIPPING HAZARD: Installing one or more options on your printer or MFP may require a caster base, furniture, or other feature to prevent instability causing possible injury. For more information on supported configurations, see www.lexmark.com/multifunctionprinters.Turn off the printer.
Unplug the power cord from the electrical outlet, and then from the printer.
Unpack the tray, and then remove all packing material.
Install the tray on the caster base.
CAUTION—POTENTIAL INJURY: If the tray weight is greater than 20 kg (44 lb), then it may require two or more people to lift it safely.
Align the printer with the tray, and then lower the printer until it clicks into place.
CAUTION—POTENTIAL INJURY: If the printer weight is greater than 20 kg (44 lb), then it may require two or more people to lift it safely.
Connect the power cord to the printer, and then to the electrical outlet.
CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.Turn on the printer.
Add the tray in the print driver to make it available for print jobs. For more information, see Adding available options in the print driver.
CAUTION—TIPPING HAZARD: Installing one or more options on your printer or MFP may require a caster base, furniture, or other feature to prevent instability causing possible injury. For more information on supported configurations, see www.lexmark.com/multifunctionprinters.Turn off the printer.
Unplug the power cord from the electrical outlet, and then from the printer.
Unpack the mailbox.
Attach the guide bar to the mailbox.
Position the mailbox on its side.

Insert the tabs of the guide bar into the mailbox.

Slide the guide bar to the right until it clicks into place.

Remove the printer top cover.

Install the mailbox on the printer, and then push it down to make sure that it is securely attached to the printer.

A maximum of three mailboxes may be configured with the printer.
When configured with the output expander, the mailbox and output expander may be installed in any order.
Connect the power cord to the printer, and then to the electrical outlet.
CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.Turn on the printer.
Add the mailbox in the print driver to make it available for print jobs. For more information, see Adding available options in the print driver.
CAUTION—TIPPING HAZARD: Installing one or
more options on your printer or MFP may require a caster base, furniture,
or other feature to prevent instability causing possible injury. For
more information on supported configurations, see www.lexmark.com/multifunctionprinters.Turn off the printer.
Unplug the power cord from the electrical outlet, and then from the printer.
Unpack the output expander or high-capacity output expander.
Attach the guide bar to the output expander or high-capacity output expander.
Position the output expander on its side.

Insert the tabs of the guide bar into the output expander.

Slide the guide bar to the right until it clicks into place.

Remove the printer top cover.

Install the output expander on the printer, and then push it down to make sure that it is securely attached to the printer.

In configuration with two or more hardware options:
The output expander is the only option that can be placed on top of the high-capacity output expander.
The high-capacity output expander must always be at the bottom of the configuration.
Connect the power cord to the printer, and then to the electrical outlet.
CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock,
connect the power cord to an appropriately rated and properly
grounded electrical outlet that is near the product and easily accessible.Turn on the printer.
Add the output expander in the print driver to make it available for print jobs. For more information, see Adding available options in the print driver.
CAUTION—TIPPING HAZARD: Installing one or more options on your printer or MFP may require a caster base, furniture, or other feature to prevent instability causing possible injury. For more information on supported configurations, see www.lexmark.com/multifunctionprinters.Turn off the printer.
Unplug the power cord from the electrical outlet, and then from the printer.
Unpack the staple finisher.
Attach the guide bar to the staple finisher.
Position the staple finisher on its side.

Insert the tabs of the guide bar into the staple finisher.

Slide the guide bar to the right until it clicks into place.

Remove the printer top cover.

Install the staple finisher on the printer, and then push it down to make sure that it is securely attached to the printer.

When configured with two or more options, the staple finisher must always be on top.
Connect the power cord to the printer, and then to the electrical outlet.
CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.Turn on the printer.
Add the staple finisher in the print driver to make it available for print jobs. For more information, see Adding available options in the print driver.
CAUTION—TIPPING HAZARD: Installing one or more options on your printer or MFP may require a caster base, furniture, or other feature to prevent instability causing possible injury. For more information on supported configurations, see www.lexmark.com/multifunctionprinters.Turn off the printer.
Unplug the power cord from the electrical outlet, and then from the printer.
Unpack the staple, hole punch finisher.
Attach the guide bar to the staple, hole punch finisher.
Position the staple, hole punch finisher on its side.

Insert the tabs of the guide bar into the staple, hole punch finisher.

Slide the guide bar to the right until it clicks into place.

Remove the printer top cover.

Install the finisher on the printer, and then push it down to make sure that it is securely attached to the printer.

The finisher must not be combined with any other options.
Connect the power cord to the printer, and then to the electrical outlet.
CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.Turn on the printer.
Add the finisher in the print driver to make it available for print jobs. For more information, see Adding available options in the print driver.