CAUTION—SHOCK HAZARD: 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.Memory card
DDR3 DIMM
Flash memory
Fonts
Firmware
Forms and Barcode
Prescribe
IPDS
Printer hard disk
CAUTION—SHOCK HAZARD: 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.At the back of the printer, turn the screws counterclockwise to remove them.

Slightly open the controller board access cover, and then shift to the right to remove it.

Locate the appropriate connector on the controller board.

1 | Flash memory or font card connector |
2 | Printer hard disk connector |
3 | Memory card connector |
Reattach the cover.

Turn the screws clockwise to lock the cover.

CAUTION—SHOCK HAZARD: 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.Access the controller board.
For more information, see Accessing the controller board.
Unpack the memory card.
Align the notch (1) on the memory card with the ridge (2) on the connector.

Push the memory card straight into the connector, and then push the card toward the controller board wall until it clicks into place.

Close the controller board access cover.
CAUTION—SHOCK HAZARD: 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 other devices attached to the printer, then turn them off as well, and unplug any cables going into the printer.Access the controller board.
For more information, see Accessing the controller board.
Unpack the optional card.
Holding the card by its sides, align the plastic pins (1) on the card with the holes (2) on the controller board.

Push the card firmly into place as shown in the illustration.

Close the controller board access door.