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LED Indication
The following table details the status of the indicating LEDs on the front panel under normal
operating conditions.
LED Indicator
OK
OK
Radio RX
Radio RX
Radio TX
Radio LINK
Radio LINK
Radio LINK
LAN
LAN
Serial
Serial
DIO
DIO
The Ethernet RJ45 port incorporates two indication LEDs. The LINK LED comes on when there is
a connection on the Ethernet port, and will blink off briefly when activity is detected on the Ethernet
Port. The 100MB LED indicates that the connection is at 100 MBit/Sec. The 100MB LED will be
off for 10MB/Sec connection.
Other conditions indicating a fault are described in Chapter Six Troubleshooting.
3.2
The XYR 400E conforms to the IEEE 802.11 Wireless LAN specification. The XYR 400E
supports 11 radio channels, each 5MHz wide, in the range 2412MHz to 2462MHz. Only one of
these channels is used for a connection. The desired channel is selected and configured at the
Access Point, and is then used for all beacon transmissions and connections. Clients scan all 11
channels for a suitable Access Point and then adopt the same channel as the AP when a connection
21
Condition
GREEN
RED
GREEN flash
RED flash
Flash
On
Off
GREEN flash
RED flash
ON
Flash
GREEN flash
RED flash
On
Off
Digital Output OFF and Input is open circuit.
XYR400E Ethernet Modem
Meaning
Normal Operation
Supply voltage too low.
Radio receiving data
Weak radio signal
Radio Transmitting
On when a radio communications link is
established
Communications failure or radio link not
established
Serial Port Receiving
CTS low
Link Established on Ethernet port
Activity on Ethernet port.
Rs232 Serial Port Activity
Rs485 Serial Port Activity
Digital Output ON or Input is grounded.
Selecting a Channel
Version 1
5/1/08
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