SMC Networks ISA3 Series User Manual

5 Troubleshooting
-112-
No.PS※※-OMW0009-A
○Troubleshooting list (IO-Link communication)
Problem
No.
Problem
Problem
possible causes
Investigation method
Countermeasures
Mode display
1
IO-Link indicator
light
: OFF
(Communication
is not established)
Communication
cable is
connected
incorrectly or
broken
Check the connection of
the IO-Link cable.
Correct the cable wiring.
(Replace the cable if it is
broken.)
Incorrect
master setting
Check the setting
condition of the master
such as the port setting.
Correct the setting.
2
IO-Link indicator
light
: Flashing
(Communication
disconnected)
IO-Link wiring
failure
Check the connection of
the IO-Link cable.
Correct the cable
connection.
(Replace the cable if it is
broken.)
IO-Link master
and product
version are not
matched
Check the IO-Link
version of the master
and device.
Align the master IO-Link
version to the device.
1
Information of
the master and
device is not
consistent
Check that the product
Number, ID and IODD
file are consistent.
Connect the correct
product.
Communication
error occurs
during the data
storage lock
Check the data storage
lock.
Release the data storage
lock.
3
IO-Link indicator
light
: ON
(Communication
is being
established)
-
Data is
swapped by
byte
Check that the Endian
type on the master
upper level
communication
transmission format is
Big Endian type or Little
Endian type.
Assign the program data
based on the Endian type
of the transmission format
of the master upper level
communication.
(Refer to page 92 for the
Endian type of the upper
level communication.)
1: When the product is connected to the master with version "V1.0", error Er15 is generated.

SMC Networks ISA3 Series Specifications

General

Brand	SMC Networks
Model	ISA3 Series
Category	Switch
Language	English