Ricoh M281 Series Service Manual page 140

USB Device Server Option Type M19 (D3BC-28, 29)
No. Item
1 Switch
2 Ethernet port
3 USB port
2.13.2 INSTALLATION PROCEDURE

When you install this option to the main machine for the first time, the interface board
must be connected directly to your PC to set up the IP address and other network
settings.

Turn OFF the main power, and unplug the machine power cord before starting the
following procedure.
1. Loosen the two screws and remove the slot cover [A] from the rear side of the
machine.
2. Fully insert the interface board [A].
D255/D256/M281/M282
Use to reset to the factory settings.
Use to connect the Ethernet cable.
Use to connect this option to the main machine.
Do not use this port with other options.
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Description
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