Memory cards
DDR3 DIMM
Flash memory
Optional cards
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/ac 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 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.
Remove the printer top cover.

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

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 offset stacker.
Remove the printer top cover.

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

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 offset stacker 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.
Remove the printer top cover.

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

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.
Remove the printer top cover.

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

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.