Omron Sysmac NJ-series

15 Troubleshooting
15-16
NJ/NX-series CPU Unit Built-in EtherNet/IP Port User’s Manual (W506)
84080000 hex Tag Data Link
Timeout
A timeout occurred
in a tag data link.
• The power supply to the target
node is OFF.
• Communications with the target
node stop.
• The Ethernet cable for Ether-
Net/IP is disconnected.
• The Ethernet cable for Ether-
Net/IP is broken.
• Noise
• The link to the built-in Ether-
Net/IP port is OFF.
S page 15-38
84090000 hex
(Ver. 1.04 or
later)
Tag Data Link
Connection
Timeout
A timeout occurred
while trying to
establish a tag data
link connection.
• The power supply to the target
node is OFF.
• Communications at the target
node are stopped.
• The Ethernet cable connector
for EtherNet/IP is disconnected.
• The Ethernet cable for Ether-
Net/IP is broken.
• An error occurred in the com-
munications path.
S U page 15-39
840A0000 hex
(Ver. 1.10 or
later)
IP Address
Duplication
Error
The same IP
address is used
more than once.
• The IP address of the built-in
EtherNet/IP port is also used as
the IP address of another node.
S page 15-40
840B0000 hex
(Ver. 1.10 or
later)
BOOTP
Server Con-
nection Error
Connection with the
BOOTP server
failed.
• Server setting error
• The server is down.
• An error occurred in the com-
munications path.
S page 15-41
840C0000 hex
(Ver. 1.10 or
later)
Tag Data Link
Equipment
Total Allow-
able Band-
width
Exceeded
The total band-
width for the con-
nections that are
set or established
exceeded the
allowable tag data
link bandwidth for
all of the Ether-
Net/IP ports in the
equipment.
• An attempt was made to estab-
lish a connection that would
cause the PPS total of the
packet transfer rates of the tag
data links that use the Ether-
Net/IP ports in the equipment to
exceed the allowable band-
width of the equipment.
S page 15-42
54E00000 hex Access
Detected
Outside
Rang
e of
V
ariable
Accessing a value
that is out of range
was detected for a
tag variable that is
used in a tag data
link.
• An out-of-range value was writ-
ten by an EtherNet/IP tag data
link for a variable with a speci-
fied range. A value that does
not specify an enumerator was
written by an EtherNet/IP tag
data link for an enumeration
variable.
S page 15-39
84050000 hex Packet Dis-
carded Due
to Full
Reception
Buffer
A packet was dis-
carded.
• A network convergence
occurred.
S page 15-43
Event code Event name Meaning Assumed cause
Level
Reference
Maj Prt Min Obs Info