Mitsubishi Electric MELSEC Q Series Reference Manual page 116

● If the cause cannot be identified from the error information after the IP communication test is executed, or
communications cannot be performed even through the IP communication test is normally completed, follow the
troubleshooting instructions and take corrective actions. (
● Up to 127 levels of modules can be connected when the IP communication test is executed.
● When an Ethernet device (request destination device) is connected to a CPU module, the communication route to the
CPU module connected to the Ethernet device (request destination device) or CC-Link IE Controller Network module can
be checked using an IP communication test.
Setting the IP address of the Ethernet device in "Communication Target" on the "IP Communication Test" window causes
an error (error code of the CPU module: 4A2A
114
5.
Click the
When the test is completed, the route to the device set
in "Communication Target" is displayed on the
underside of the window.
When the window is displayed as shown in the figure to
left, the test is successful.
If the test fails, click the
Information" area to check the error information.
• In the "Outward" tab, the communication route from the device
set in "Connected Station" to the device set in "Communication
Target" is displayed.
• In the "Inward" tab, the communication route from the device
set in "Communication Target" to the device set in "Connected
Station" is displayed.
Page 505, Section 10.1.8)
).
H
button to execute the test.
button in the "Error