Manual

Chapter 2 – Echo Express III-R Description
Inner Assembly
1 – PCIe Card Bracket Locking Plate
This secures installed PCIe cards and port access covers.
2 – Port Access Covers
These cover openings in the chassis when PCIe slots are
unoccupied.
3 – Slot 1
This is an x8 electrical (x8 mechanical) PCIe 2.0 slot. It is also
compatible with PCIe 1.1 and 3.0 cards.
4 – Slot 2
This is an x8 electrical (x16 mechanical) PCIe 2.0 slot. It is also
compatible with PCIe 1.1 and 3.0 cards.
5 – Slot 3
This is an x4 electrical (x8 mechanical) PCIe 2.0 slot. It is also
compatible with PCIe 1.1 and 3.0 cards.
6 – Thunderbolt Interface Card
This card is installed in its own slot and may not be moved
to another slot.
7 – 6-Pin Auxilliary Power Connector
Plugged into this connector is the auxiliary power cable for
cards requiring extra power.
8 – PCIe Card Guides
When installing full-length cards, use these to support and
secure the cards.
9 – Thunderbolt Connector Retainer Clip
This secures a Thunderbolt connector plugged into the
Echo chassis’ Thunderbolt port to prevent accidental cable
disconnection. This clip is not compatible with optical
Thunderbolt cables.
10 – Thunderbolt Cable
Connect this cable between the Echo chassis and your
computer (or other Thunderbolt device in the chain
connected to the computer).
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