
Installing Options
• Antenna Cap
B Turn off the power of the printer, and then unplug the printer's power cable and the interface cable.
C If the duplex unit is attached, push down the lever on right side () and pull out the duplex unit until it stops (
).
If the duplex unit is not attached, go to the following steps.
D Remove the two screws holding the controller board in place.
❒Use a coin or similar object if the screws do not turn easily.
❒These screws are used again in fastening the controller board.
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