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12) Expanded I/O Slot 1 (I/O2) Status LED
18) Expanded I/O Slot 2 (I/O3) Status LED
Depending on the mounted module, the status shown below will be displayed.
• DIO Type (NPN/PNP Specification) Status LED
Expanded I/O2 Expanded I/O3
Name
Display
Color
Status Description
RUN Green Illuminated
It illuminates after initializing is complete. In the normal
operation.
ERR Orange Illuminated PIO power supply (24V DC) voltage drop error
• DeviceNet Status LED
Expanded I/O2 Expanded I/O3
Name Display Color Status Description
Illuminated Online
Green
Flashing Online (No connection established)
Illuminated Error
Orange
Flashing One or more connection(s) in timeout
NS
Green/Orange Flashing by turns In self-diagnosis process
Illuminated In normal operation
Green
Flashing
There is no configuration information. Or it is
imperfect.
Illuminated Malfunction (recovery impossible)
Orange
Flashing Malfunction (recovery possible)
MS
Green/Orange Flashing by turns In self-diagnosis process
• CC-Link Status LED
Expanded I/O2 Expanded I/O3
Name
Display
Color
Status Description
Illuminated
An error occurred
(CRC error / Station number setting error / Baud rate setting
error)
ERR Orange
Flashing
Value has changed from those of station number and baud rate
setting at reset release
RUN Green Illuminated
Refresh & polling received in normal condition after joining to
network. Or refresh received in normal condition
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General