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Accessing the system board to install internal options
CAUTION—SHOCK HAZARD: If you are accessing the system 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
wall 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.
1 Access the system board at the back of the printer.
2 Turn the screws counterclockwise to remove them.
3 Gently pull the cover away from the printer, and then remove it.
Additional printer setup 23