Icron Mounting Kit for Ranger 2304, 2324, 2344, 2304GE-LAN, and Spectra 3022 - Manual (Page 6)

The REX Unit
The Remote Extender (REX) unit provides USB Type A ports for standard USB devices. The REX unit allows
you to connect up to four USB devices directly. Additional devices may be connected by attaching up to four
USB hubs to the REX unit. The REX unit is powered by an external AC adapter and can supply up to 600mA to
each USB port when all four are used concurrently.
ITEM TYPE DESCRIPTION
1 USB Device Ports Accepts USB device(s) using Type A connectors.
2 Power LED (Blue) LED turns on when power is supplied.
LED turns off when no power is supplied by the host computer.
3 Link LED (Green) Indicates a valid ExtremeUSB link is established between the LEX and REX
units.
LED turns on when link between LEX and REX is established.
LED turns off when there is no link between the LEX and REX units.
LED is slow blinking when the unit is attempting to establish a link.
LED is fast blinking to indicate the unit is in Pairing Mode.
4 Host LED (Green) Indicates that the Ranger 2304GE-LAN system is properly enumerated on the
host computer.
The LED blinks when the Ranger 2304GE-LAN is in a suspended state.
5 Activity LED
(Amber) Indicates data transmission is occurring between LEX and REX units.
LED blinks intermittently with or without a USB device connected.
When the LEX and REX units are in suspend mode, the LED is off.
6 Power Port Connects to the AC power supply. Required at the REX unit for proper
operation.
7 Config Reserved for manufacturer use.
8 Mode Used to establish a paired connection between the LEX and REX units.
9 Link Port (RJ45) Accepts RJ45 connector for CAT 5e/6/7 cabling to connect the LEX to the REX.
5
Front View
Rear View