Specifications

2 – 6
2.3 Procedures before Starting the Operation
The following flowchart shows the procedures that are required to perform the data link
operation:
Parameter settings of the remote I/O station
System settings, RAS settings, I/O assignment
Intelligent parameters, and other parameters
Writing parameters to the remote I/O module
Start
Power on
Turn on the power and check that the POWER LED
of the power supply module and the RUN LED of the
network module are turned on.
Standalone check of the network module
Self-loopback test
Internal self-loopback test
Hardware test
Module switch settings
Set the operation conditions of the network module
(STATION No., MODE)
Install the network module
Stop the CPU module (to prevent unintentional outputs)
Check the input power supply voltage
Parameter settings
Network type, start I/O No., network No., total
number of (slave) stations
Send range assignment for each station
Writing parameters to the CPU module, and other
writings
End
Programming and debugging
Offline tests from GX Developer
Station-to-station test (PLC to PLC network only)
Forward loop/reverse looptest (other than the remote
I/O station)
Network diagnostics from GX Developer
Loop test (optical loop test only)
Setup confirmation test
Communication test, and other tests
Connect cables
*: For the remote I/O network,
set as appropriate.