
Chapter 8: Universal Serial Bus 8-7
4. Remove the Options Board by gripping it at the connector end and
lifting up. You may need to wiggle it slightly back and forth as you
pull.
5. Firmly seat the USB Board onto the Controller Board (where you
just removed the Options Board) by carefully aligning the
connectors and pushing the USB Board down into place.
6. Replace the Top PCB Cover (Options PCB Cage) over the USB
Board.
7. Using the screws removed earlier, fasten the cover in place.
8. Return the printer to its upright position and plug only the power
cable back into the printer. The LED remains on without blinking.
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