Specifications

Removing the controller board
Warning:
High zwliqes are present inside the computer when the puwer is on. Do
not attempt to remove the controller hard unless the printer is turned of
and the pwer cord is unplugged. Also, try not to touch the contacts on
the board bemuse many offhe corrpments cm be damaged by static
electricity.
1. Turn off the printer and unplug the power cable from the electrical
outlet.
2. Remove the optional font cartridge and lower paper cassette, if installed.
3. Disconnect all interface cables from the interface connectors.
4. Turn the printer so that its left side is facing you.
5. Remove the two screws securing the interface card cover; then pull off
the cover. Keep the screws handy so that you can use them later. If
you have already installed an optional interface card, skip this step.
Option hstallatio~ C-11