SMC Networks LECSN-T Series User Manual

19 - 11
19．EtherNet/IP COMMUNICATION
19.2.3 LED indication
The LEDs of the EtherNet/IP Network card (LEC-S-N9) function according to the regulations of the
EtherNet/IP standard (THE CIP NETWORKS LIBRARY Volume 2: EtherNet/IP Adaptation of CIP). Under
certain conditions, the EtherNet/IP Network card (LEC-S-N9) indicates its status by its own specifications.
19.2.3.1 LED indication definition
The following shows the LED indication definitions.
LED status
Definition
Lit
An LED remains lit.
Extinguished
An LED remains extinguished.
Flickering 1
An LED is switching between lit and extinguished at 1 Hz cycles (every 500 ms).
Flickering 2
An LED flickers at an inconstant cycle. The cycle varies depending on the packet
amount of Ethernet.
19.2.3.2 LED indication list
(1) Network Status LED
The Network Status LED indicates the EtherNet/IP communication status. The extinguished Network
Status LED may be affected by the LED status of the Link/Activity LEDs.
LED status
Description
Extinguished
Indicates that the power is shut off or no IP address has been assigned.
Flickering 1 in green
Indicates that an IP address has been assigned and the EtherNet/IP Network
card has not been connected to the network.
Lit in green
Indicates that a network connection has been established.
Flickering 1 in red
Indicates that a network connection timeout has occurred.
Lit in red
Indicates that duplication of an IP address has been detected.
Indicates that a fatal error has occurred. This indication is specific to the
EtherNet/IP Network card (ABCC-M40-EIP).
Flickering 1 alternately in green and
red
Indicates that the driver and the network card are diagnosing themselves.
(2) Card Status LED
The Card Status LED indicates each status of the driver and the network card and an error in the
EtherNet/IP communication.
LED status
Description
Extinguished
Indicates that the power is shut off.
Lit in green
Indicates that the driver and the network card operate normally.
Flickering 1 in green
Indicates that the settings of the driver and the network card are not completed.
Flickering 1 in red
Indicates that the self-diagnoses of the driver and the network card have
detected minor malfunctions that can be solved.
Lit in red
Indicates that the self-diagnoses of the driver and the network card have
detected major malfunctions that cannot be solved.
Flickering 1 alternately in green and
red
Indicates that the driver and the network card are diagnosing themselves.

SMC Networks LECSN-T Series Specifications

General

Brand	SMC Networks
Model	LECSN-T Series
Category	Controller
Language	English