LaCie 2big dual - Manual (Page 4)

eSATA connector
to host computer eSATA connector
to LaCie 2big
Setup
1. Plug the power supply into an AC outlet and connect the power cable to the 2big.
2. Decide which interface cable you will use:
a. eSATA Connection: Connect the eSATA cable to your computer and to the 2big.
b. USB 2.0 Connection: Connect the USB 2.0 cable to your computer and to the 2big.
NOTE: If both a USB and an eSATA cable are connected, the USB connection
will remain active and the eSATA connection will be disabled.
USB connector
to host computer USB connector
to LaCie 2big