Lexmark C 910 - Manual (Page 35)

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Install memory and option cards
Warning! Firmware cards are easily
damaged by static electricity. Touch
something metal such as the printer
frame before you touch a card.
2
Unpack the firmware card.
Avoid touching the metal pins on
the bottom of the card. Save the
packaging.
3
Holding the card by its sides, align
the pins on the card with the holes
on the system board.
4
Push the firmware card firmly into
place.
The entire length of the connector
on the firmware card must touch
the system board.
Be careful not to damage the
connectors.
Alignment pins
System board holes