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MELSEC-Q
8 TROUBLESHOOTING
8.4 H/W Information
With the H/W information, details of the LED and switch information of the network
modules can be monitored using GX Developer. To display the H/W information, click
the H/W information
button on the system monitor screen of GX Developer.
The H/W information is displayed on the screen shown below with a combination of the
network module's function version and the GX Developer's function version.
(1) When the network module: function version B and the GX
Developer: SW7D5C-GPPW are combined
The following details will be displayed for each item.
1) H/W LED information
Displays the LED information for the network module.
The values for each item is displayed as: 0001 on, 0000 off.
Item Description
RUN Module operating normally: on
PC With PLC to PLC networks: on
REMOTE With remote I/O networks: on
DUAL During multiplex transmission execution: on
SW.E During switch setting errors: on
M/S.E. When station numbers or controlled stations are duplicated on the same network: on
PRM.E. When an integrity error is triggered with a common parameter and a station's unique
parameter, and when the parameter received from a sub-controlled station is different to the
host parameter received from the controlled station: on
MNG During controlled station setup: on
During normal station setup: off
S.MNG When it does not exist in a sub-controlled station: on
D.LINK During data links (cyclic transmission is being executed): on
T.PASS Executing baton pass (being joined in a network): on
1)
1)-a
1)-b
2)-b
2)-a
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