Hardware description
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LED GREEN RED Meaning Remedy
ERR
OFF OFF Station running, no diagnostics
OFF ON A diagnostic message from gateway or I/
O-modules is pending.
– Check the diagnostic messages.
LED GREEN RED Meaning Remedy
BUS
OFF OFF No power supply of the CPU. – Check the system power supply at the
gateway.
ON OFF Displays the logical connection to a master
If more than one slaves are configured at
the PG, then the LED shows the state of the
slave in CODESYS which was the first to be
configured.
blinking OFF Device ready for operation
OFF ON Gateway error:
– IP address conflict
– gateway in RESTORE-mode
– F_Reset activated
– Check the IP-addresses in the network
– Check the DIP switch position.
blinking, alternating
– Auto-negotiation
and/or
– Autonegotiation and / or waiting for
DHCP- / BootP-address assignment.
– The gateway waits for IP-address assign-
ment. Wait for the address assignment to
be finished.
LED GREEN YELLOW Meaning Remedy
LNKx
OFF OFF no link – Check the Ethernet connection.
OFF ON Link established,10 Mbps
off blinking Ethernet traffic, 10 Mbps
ON OFF Link established,100 Mbps
blinking OFF Ethernet traffic, 100 Mbps
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