Universal Audio Apollo Twin X Hardware Manual page 29

(19) Power Supply Input
The included power supply must be connected here (Apollo Twin X cannot be bus
powered). Rotate locking connector to prevent accidental disconnection.
Important: After ensuring the locking barrel tabs are aligned with the chassis slots
and the barrel is fully inserted, rotate the barrel to secure the connector to the
chassis.
1. Align Tabs
(20) Power Switch
This rocker switch applies power to Apollo Twin X. Switch to OFF when not in use.
Caution:
Before powering Apollo Twin X, lower the volume of the monitor speakers
and remove headphones from your ears.
(21) Optical Input
This is a TOSLINK input for connection to other gear with an optical ADAT or S/PDIF
output.
Note: The connection protocol to be used (ADAT or S/PDIF) is specified in the
Settings>Hardware panel within the companion Console software.
(22) Thunderbolt 3 Port
Connect the Thunderbolt 3 cable (not included) from the host computer here. A
Thunderbolt 3 connection to the computer is required to use all Apollo Twin X features
and UAD Powered Plug-Ins.
Note: With Mac computers only, Apollo Twin X can be connected to Thunderbolt 1
and Thunderbolt 2 ports by using the Apple Thunderbolt 3 to Thunderbolt 2
Adapter in conjunction with a Thunderbolt 2 cable. With Windows computers,
connections to Thunderbolt 1 or Thunderbolt 2 ports on are not supported.
Apollo Twin X Hardware Manual
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29
2. Rotate to Lock
Controls & Connectors