ecification
3.5.2 LED Indicators
These LEDs are used to monitor the status of the gateway unit.
Symbol Indicator color Explanation
RUN/ALM Green/orange
Steady green: Operating normally.
Steady orange: An error is present.
EMG Red This LED is lit when an emergency stop is actuated.
ERROR T Orange
This LED is lit when a communication error is present between the controller and
internal bus.
ERROR C Orange This LED is lit when a communication error is present over the field network.
STATUS 1 Green/orange
STATUS 0 Green/orange
The function of this LED varies according to the field network type.
(Refer to the table below.)
AUTO Green This LED is lit in the AUTO (auto operation) mode.
STATUS 0 and 1 indicate the field network statuses. What these LEDs indicate vary according to the field network type, as
shown in the table below.
(1) CC-Link
Name Indicator color Status Explanation
Steady
An error (CRC error, station number setting error or baud rate setting
error) is present.
STATUS 1 Orange
Blinking
The station number or baud rate has changed from the set value due to a
reset.
STATUS 0 Green Steady
A refresh & polling command has been received successfully, or a refresh
command has been received successfully, after joining the network.
(2) DiviceNet
Name Indicator color Status Explanation
Steady Online.
Green
Blinking Online (Cnx not established).
Steady An error is present.
Orange
Blinking At least one Cnx has generated a timeout.
STATUS 1
Green/orange Alternate Self-diagnosis is in progress.
Steady Operating normally.
Green
Blinking
No configuration information is available or the configuration information
is incomplete.
Steady Failed (unrecoverable).
Orange
Blinking Failed (recoverable).
STATUS 0
Green/orange Alternate Self-diagnosis is in progress.
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