12-21
12 Troubleshooting
NJ-series CPU Unit Software User’s Manual (W501)
12-2 Troubleshooting
12
12-2-3 Error Table
80120000 hex Packet Dis-
carded
One or more pack-
ets were discarded.
• A FINS response was received
with the destination network
address (DNA) set to the local
network and the destination
node address (DA1) not set to
the local node.
• A FINS command or response
was received with a hub net-
work address specification for
which the destination network
address (DNA) was greater
than or equal to 80 hex.
• There is insufficient space in
the internal buffer.
• A FINS command that does not
have the minimum command
length was received.
• A FINS command that
exceeded the maximum com-
mand length was received.
• Sending packets failed.
• FINS message routing failed
because the communications
load is too high. Or a command
that was addressed to the built-
in EtherNet/IP port was
received with the source net-
work address (SNA) set to 0.
• A FINS response that was
addressed to the built-in Ether-
Net/IP port was received.
• A FINS response or a com-
mand for which a response is
not required was received when
the routing tables were not reg-
istered.
• A FINS response or a com-
mand for which a response is
not required was received when
there was an error in the routing
tables.
• A FINS response or a com-
mand for which a response is
not required was received that
exceeded the number of relay
points.
• Transmission is not possible
because the destination
address is not set in the routing
tables.
• Routing is not possible because
the FINS node address setting
in the Built-in EtherNet/IP Port
Settings is set to 0 or 255.
page 12-53
Event code Event name Meaning Assumed cause
Level
Reference
Maj Prt Min Obs Info
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