Lexmark 637 Additional printer setup, Installing internal options, Available internal options

Additional printer setup 27

Additional printer setup

Installing internal options

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.

Warning—Potential Damage: Controller board electronic components are easily damaged by static electricity. Touch a metal surface on the printer before touching any controller board electronic components or connectors.

Available internal options

•Memory card

–DDR3 DIMM

•Flash memory

–Fonts

–Firmware

•Forms and Barcode

•Prescribe

•IPDS

•Printer hard disk

Note: To install a printer hard disk, contact customer support at http://support.lexmark.com or your service representative.

Accessing the controller board

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.