• You cannot install following options at the same time:
• Wireless LAN interface unit
• Gigabit Ethernet board
• IEEE 1284 interface board
Caution when re-installing the controller board
This section describes handling the controller board when installing options.
If you slide out the controller board to install units, carefully read the instruction to re-install the controller
board.
• The following may occur if the controller board is not properly installed:
• all control panel indicators are lit.
• no control panel indicators are lit.
• the error message appears on the display.
Re-install the controller board into the printer by pushing the bottom center area of the board.
2. Installing Options
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