12
TROUBLESHOOTING
12.6 Buit-in Ethernet Port Diagnosis
12 - 269
9
EMC AND LOW
VOLTAGE
DIRECTIVES
10
LOADING AND
INSTALLATION
11
MAINTENANCE AND
INSPECTION
12
TROUBLESHOOTING APPENDICES INDEX
POINT
If failed, check the following and run the PING test again.
• The QnUDE(H) CPU installation to the base unit
• Connection to Ethernet
• Respective parameters written to the QnUDE(H)CPU
• QnUDE(H)CPU operating status (whether an error has occurred or not)
• Respective IP addresses set in GX Developer and PING test target
stations
• Subnet addresses set in GX Developer and PING test target stations
when transmissions do not pass through any router
Table12.26 PING test items
Item Description Setting range
Address
specification
IP address Specify the IP address of the PING test target station. (Target station's IP address)
IP address input form Select a form for IP address entry. Decimal/Hexadecimal
IP address/Host name Specify a host name of the PING test target station. -
Setting Options
Display the host name.
In the Result area, displays the test results for the host
name corresponding to the IP address.
-
Specify the data size.
Specify any size of the system data that are sent during a
PING test.
1 to 8192 bytes
(For QnUDE(H)CPU, 1460 bytes
or less)
Specify the time of the
communication time
check.
Specify the time to wait for PING test completion. 1 to 30 seconds
Specify the number of
transmissions.
Specify the number of transmissions.
• Specify the number of times.
No. of times: 1 to 50
• Execute till interrupting
Result Displays PING test results. -
Success/transmissions
Displays the total number of packet transmissions and the
number of successful transmissions.
-
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