Start CC-Link IE Field Network diagnostics from the menu of GX Works2.
[Diagnostics] [CC IE Field Diagnostics]
Item to be diagnosed
Display of network configuration
diagram and error status
Display of selected-station status
and error details
IP Communication Test
Network Event History
Reserved Station Function Enable
Enable/Disable Ignore Station
*1 When the load power supply has a voltage error, the L PW LED status in "Selected Station Communication Status Monitor" may not be
Some of items cannot be diagnosed depending on the master/local module or the simple motion module
For details, refer to the following.
User's manual for the master/local module used
MELSEC-Q QD77GF Simple Motion Module User's Manual (Network)
The status of the CC-Link IE Field Network can be checked.
When an error or warning for the I/O module occurs, the status of the station
is displayed on an icon.
The communication status of the station selected in "Networks Status" can be
"Selected Station Communication Status Monitor", which appears at the
bottom right in the window, indicates the communication status of the I/O
For the error and warning for the I/O module, refer to the following.
Page 121 Checking for the Error Codes and the Warning Codes
The transient communication route and whether the communication is
established from the connected station to the destination station can be
The reaching time and the route of the IP communication from the connected
station to the target station can be checked.
The cable status between the connected station and the destination station
can be checked.
The network data link can be started or stopped.
The history of various events that occurred in the network can be checked.
A reservation for a station can be temporarily cancelled, and the cancellation
can be disabled. Also, the station numbers for the modules set as reserved
stations can be checked on a list.
A station not set as an error invalid station can be temporarily set as an error
invalid station, and the error invalid station setting can be disabled. Also, the
station numbers for the modules set as (temporarily) error invalid stations can
be checked on a list.
The system monitor on the selected station is activated and the status of the
module can be checked.
This function is unavailable for the I/O module.
The selected station can be reset through the remote operation.
User's manual for the master/
local module used
Page 102 Remote operation
8.13 CC-Link IE Field Network Diagnostic Function