Echo Express SE III/SE IIIe
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Driver (0)
Firmware (0)
Manual (3)
IDDownload TitleDownload LinkPost Date
948 Echo Express SE III/SE IIIe User's Guide [English]Jul-01-24
1006 VPAT for Thunderbolt Expansion ChassisMay-08-19
1131 120W Power Supply Certificate of ConformityJan-08-21
 
FAQ (8)
IDArticle TitlePost Date
940 Can I connect an Echo Express SEL, SE I, SE II, SE III or SE IIIe; or Twin 10G to battery power?Sep-09-19
975 Can I substitute very quiet fans in the Echo Express SE II, SE III or xMac Pro Server Mobile Rack Kit?Jan-15-18
1010 Is there Windows 10 and 11 Support for Echo Express SE III/IIIe, Echo Express III-D/R Thunderbolt 3 Editions?Nov-25-22
1066 Matrox Cards do not support Windows 10 Fast Startup option.Nov-30-23
1153 I'm having unusual issues with my Blackmagic Design Decklink CardNov-30-23
1161 I am having an issue with the Blackmagic Quad HDMI recorder card.Nov-30-23
The problems can be very different (some ports fail, multiple cards in the same chassis have issue, video distortion, video/audio lag, etc.)

Update the firmware on the BMD card to the current version, and the issue in the Echo Express will be resolved on both Windows and macOS.
 
1196 One of my PCIe cards is not showing up when Connected to an M1 or M2 Mac.Sep-08-22
1217 I want to provide my own power to the Echo Express SE IIIe. What do I need to provide?Apr-11-23
The Echo Express SE IIIe comes with a 120W power supply that provides 12V at 10A. The SE IIIe can tolerate 12V +/-8%.
The power budget is:
15W for upstream power delivery to the computer (if your computer is otherwise powered, you do not need)
15W for downstream bus power (if you have no downstream device or a wall-powered downstream device, you do not need)
75W (25W each) for three PCIe cards (you need to budget for your PCIe cards; most cards do not take nearly this much)
10W for internal use (required)

The connector is 5.5mm/2.4mm.
Four spring contacts on connector 2.4mm inner barrel required at 120W.
Two spring contacts on connector 2.4mm inner barrel required at 60W.