The LEX Unit
The Local Extender (LEX) unit connects to the computer using a standard USB 2.0 cable. Power for this unit is
provided by the the host computer.
Front View
Rear View
ITEM TYPE
DESCRIPTION
1
Power LED (Blue)
LED turns on when power is supplied, off when no power is supplied by the
Host computer.
2
Link LED (Green)
Indicates a valid ExtremeUSB link is established between the LEX and REX
units. The LED turns on when link between LEX and REX is established and off
when there is no link between LEX and REX. Fast blinking indicates the unit is
in Pairing mode, slow blinking indicates the unit is attempting to establish a
link.
3
Host LED
(Green)
Indicates that the Ranger 2304-LAN system is properly enumerated on the
host computer. The LED blinks when the Ranger 2304-LAN is in a suspended
state.
4
Activity LED
(Amber)
Indicates data transmission is occurring between LEX and REX. LED blinks
intermittently with or without a USB device connected. When the LEX and
REX are in suspend mode, the LED is off.
5
Pair
Used to establish a paired connection between LEX and REX.
6
USB Host Port
Used to connect the LEX unit to the host computer. Accepts Type B connector
into the LEX unit.
7
Link Port (RJ45)
Accepts RJ45 connector for Cat 5e cabling (or better) to connect the LEX unit
to the REX unit.
8
Config
Reserved for manufacturer use.
4
