The REX Unit
The REX unit provides USB 3.1 Type A ports for standard USB devices and allows you to connect up to four USB devices
directly. Additional devices may be connected by attaching up to three USB hubs to the REX. The REX is powered by
an external AC 24V 2.71A adapter, supplying up to 1.2 Amp per USB port.
ITEM TYPE
DESCRIPTION
1
Power LED
LED is SOLID ON when DC is supplied to the extender unit. LED is OFF when no
power is supplied by the AC Adapter.
2
Mode
Reserved for manufacturer use.
3
Config
Reserved for manufacturer use.
4
Status LED
LED is SOLID ON when system is functioning normally. LED BLINKS when system
is booting OR to indicate a temperature warning in unison with the LINK, USB 2,
and USB 3 LEDs.
5
Link LED
LED is SOLID ON when LEX is linked to an opposite REX. LED is OFF when there is
no connection between the LEX and REX units.
6
USB 2 LED
LED is SOLID ON when an active USB 2 connection is established through the
extender system. LED BLINKS when the USB 2 connection is suspended/asleep.
LED is OFF when no USB 2 connection is detected.
7
USB 3 LED
LED is SOLID ON when an active USB 3 connection is established through the
extender system. LED BLINKS when the USB 3 connection is suspended/asleep.
LED is OFF when no USB 3 connection is detected.
8
LAN Port (100 Mbps)
Ethernet pass through channel connects to a network or Ethernet device.
9
Link Port
Extension link Duplex LC fiber optic transceiver port.
10
Device Ports (Type A)
Accepts all USB devices.
11
DC Power Port
Locking connector for the included power adapter – accepts 24VDC 2.71A.
5
Front View
Rear View
Config
USB 2 USB 3
Mode
Power
Link
Status
3
1
2
4
5
6
7
LAN
USB
USB
USB
USB
Link
24V 2.71A
8
9
10
10
10
10
11
