19
Special device LED indicators
LED
State
Note
PWR LED (green)
ON
LEDs of signal bar (yellow)
flashing at 8 Hz
Device is in the service
mode “emergency system
started”
A firmware update is necessary and can be
executed via the web server
PWR LED (green)
On
LEDs of signal bar (yellow)
flashing at 8 Hz
Major error, device has to be
returned
Hardware fault or permanent data in the
device are corrupt
PWR LED (green)
On
The LEDs of the signal bar
(yellow) are on one after the
other. Then LED 4 of the
signal bar (yellow) flashes
at 8 Hz
Reset to factory settings
-
LED SF System failure
LED red
LED green
State
Note
Off
Off
No voltage supply or fault
state
Check the voltage supply.
Off
On
Normal operation
Connection to the Ethernet host is
established. The device is configured.
The data transfer is running.
Flashes
Off
Connection fault
A connection to the Ethernet host was not
established.
►Check the voltage supply.
►
Check the configuration of the device.
On
Off
Device fault
Overtemperature:
►
Try to reduce the ambient temperature
or assemble a heatsink on the back of the
device.
Hardware error of the device:
►Restart the device.
If the error remains, send the device for
service
Flashes
Flashes
Self test
Starting phase of the device
LED BF Bus failure
LED red
LED green
State
Note
Off
Off
No IP address or no
voltage supply
►
Check the voltage supply.
► If DHCP is activated, check presence
of a DHCP server in the network.
Off
Flashes
Link established,
but no data exchange
At least an Ethernet link from one of the
Ethernet ports was detected.
Off
On
Connection to host
established,
data exchange running
Operational Mode of the device
Flashes
Off
No valid configuration
A timeout was found with one of the
existing Ethernet connections.
► Check the status of the connection in
the Ethernet host.
On
Off
No connection to host
►
Check Ethernet cable or power supply
of the Ethernet switches
Flashes
Flashes
Self-test
Starting phase of the device