IBM 1220 - Manual (Page 64)

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3 Gently pull the three posts on the hard disk mounting plate out of the holes on the system
board.
4 Gently pull the ribbon cable connector out of the connector on the system board.
5 Place the disk in its original packaging, or wrap the disk in paper and store it in a box.
6 Replace the system board access cover. See Reinstalling the system board access cover .
Removing a firmware card
Complete the following steps to remove a firmware card. If an option card has been installed, you must
remove it before removing the firmware card. See
Removing an option card .
W ARNING : Optional firmware cards are easily damaged by static electricity. Touch something
metal on the printer before you touch an optional firmware card.
1 Remove the system board access cover. See Accessing the printer system board .
2 Grasp the firmware card gently and pull it straight out in one motion. Do not pull one side and
then the other.
3 Place the card in its original packaging, or wrap the card in paper and store it in a box.
4 Replace the system board access cover. See Reinstalling the system board access cover .