![](/images/new-backgrounds/1124013/124013233x1.webp)
Previously installed memory and interface options can easily be removed by using the procedures on the following pages.
1Turn the printer off.
2Unplug the power cord.
3Disconnect the parallel or Ethernet cable from the printer.
If you have any other devices connected to the printer, turn them off as well and unplug any cables going to the printer.
Removing the system board access cover
You must remove the system board access cover to install memory cards, a firmware card, a hard disk, or an option card.
CAUTION: This printer weighs 69.9 kg (154 Ib) and requires four people to lift. Anytime you move or lift the printer make sure you have enough people to help. Use the handholds located on the sides to lift the printer.
1Move the printer or place it in an area that will be convenient for removing the cover and components.
You need a number 2 Phillips screwdriver to remove the cover and system board.
2Loosen the eight screws on the cover. Do not remove the screws completely.