Lexmark 640, 644, 642 manual Installing memory or option cards, Accessing the printer system board

Installing and removing options

Installing memory or option cards

CAUTION: If you are installing memory or option cards sometime after setting up the printer, turn the printer off and unplug the power cord before continuing.

You can customize the printer memory capacity and connectivity by adding optional cards. The instructions in this section help you install any of the following options:

•Memory cards

–Printer memory

–Flash memory

•Firmware cards

–Bar Code

–IPDS and SCS/TNe

–PrintCryption™

•Other options

–Printer hard disk

–RS-232 serial interface card

–Parallel 1284-C interface card

–MarkNet N8000 series internal print servers (also called internal network adapters or INAs)

Accessing the printer system board

You must access the printer system board to install printer memory, flash memory, a firmware card, or an option card.

Note: Use a Phillips screwdriver to remove the system board access cover.

1Push the release latch, and lower the multipurpose feeder.

2Push the release latch, and open the top front cover.

Installing memory or option cards

28