Sonnet Technologies Echo Express SE eSATA Pro 4-Port - Manual (Page 6)

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Echo Express SE eSATA Pro 4-Port Exterior
1 – Power Indicator
This indicator lights when the Echo adapter is powered,
the Thunderbolt cable between the adapter and your
computer is plugged in securely, and the computer powered
on. Note that if the Echo adapter is connected to another
Thunderbolt device instead of directly to the computer, any
other Thunderbolt device connected between the computer
and Echo adapter must also be powered on before the Echo
adapter’s power indicator will light up
2 – Locking eSATA Ports
Connect eSATA data cables (with or without locking
connectors) between these ports and your storage systems’ or
other devices’ eSATA ports
3 – 12VDC Socket
Connect the included DC power adapter between this socket
and the included power cord
4 – Thunderbolt Ports
Connect a Thunderbolt cable between either of these ports
and your computer’s (or intermediate device’s) Thunderbolt
port; the open port may be used to connect another
Thunderbolt device
Chapter 2 – Echo Express SE eSATA Pro 4-Port Description