
User’s Guide
for Echo™ Express SE II
™
Thunderbolt
2-to-PCI Express® Card Expansion Chassis

Contents
1 Introduction, System Requirements 1
2 Echo Express SE II Description 2
Echo Express SE II Extererior
Echo Express SE II Inner Assembly
Echo Express SE II Power Adapter
Thunderbolt Connector Lock
Thunderbolt Cable
3 PCIe Card Installation and Chassis Setup Steps 5
4 Verify Connections Using System Information 8
A – Verify the Echo Express SE II is Recognized
B – Verify the Installed Card is Recognized
5 Tips, General Information, and Known Issues 9
Tips, General Information
Known Issues
6 Specifications, Precautions, FCC Compliance, and Support Information 10
Specifications
Safety Precautions
FCC Compliance
Contacting Customer Service
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Chapter 1 – Introduction, System Requirements
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4.343
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ECHO EXPRESS SE II
FRONT VIEW
118.01
ECHO EXPRESS SE II
REAR VIEW
Introduction
Congratulations on your purchase! The Echo Express SE II is
a Thunderbolt 2 expansion system for PCIe cards. Through its
PCIe slots, you may connect two expansion cards to your iMac
®
Mac
mini, Mac Pro®, MacBook Air®, or MacBook Pro® with
®
Thunderbolt technology to expand its capabilities in ways never
before possible! With its Windows
®
support, the Echo Express
SE II offers you a handy way to connect expansion cards to your
desktop or laptop PC with Thunderbolt technology.
Mac Compatibility
• Mac computer with a Thunderbolt 2 or Thunderbolt port
®
10.8.5 or later
• OS X
Windows Compatibility
• Windows PC with a Thunderbolt 2 a (recommended) or
Thunderbolt port*
• Windows 8, 7
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278.46
ECHO EXPRESS SE II
SIDE VIEW
,
1
System Requirements
While the Echo Express SE II chassis requires no drivers, the
expansion cards you install do; Thunderbolt-compatible drivers
to enable them to work properly through the Thunderbolt
interface are required. More information on which cards are
compatible with Echo Express SE II is available at:
http://sonnettech.com/support/charts/thunderbolt/index.html
* To support more than two PCIe controllers, Windows requires a
Thunderbolt 2 interface in both the computer and the expansion
chassis. Note that some PCIe cards have a bridge to multiple
controllers, so it is possible for a single dual-controller PCIe card to
reach the limit if not connected via Thunderbolt 2. Not all Maccompatible PCIe cards are also compatible with Windows.