Mitsubishi QJ71GP21-SX, Reference Manual

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5
- 14 5.4 Testing the CC-Link IE controller network module
5.4.2 Self-loopback test
5
PREPARATION AND SETUP
5.4.2 Self-loopback test
Self-loopback test checks the hardware of the communication circuit of the CC-Link IE
controller network module.
POINT
Use a normal optical fiber cable when conducting the self-loopback test.
(1) System configuration and parameter setting for other than redundant
systems
(a) System configuration
1) Connect GX Developer to the CPU module.
2) Turn OFF the power and connect an optical fiber cable to OUT and IN of the
CC-Link IE controller network module.
3) Turn ON the power.
(b) Setting network parameters in GX Developer
1) Setting the self-loopback test mode
After setting the following network parameters in GX Developer, write them to
the programmable controller.
Figure 5.14 System configuration
Figure 5.15 Network parameters in GX Developer
Table 5.6 Network parameter setting items of GX Developer
Item Set value
Network type CC IE Control (Normal station)
Starting I/O No. 0000
Network No. 1
Group No. 0
Station No. 4
Mode Self-loopback test
Normal station
No.4
GX Developer