Mitsubishi Electric MELSEC iQ-R Series User Manual page 281

Symptom
An IP address cannot be changed in
"IP Address Setting By PLC."
*1 "" in "CH." indicates an invalid channel number.
Check item
Are the values of the IP address,
subnet mask, and default gateway
out of range?
Has the C intelligent function module
been initialized?
Corrective action
The setting range is a range that can be set in each module.
For the applicable address range, refer to the manual of each module.
Check that the "CAS" folder exists in the "/ROM" folder of the SECS/GEM
communication software pre-installed model module.
When initializing the SECS/GEM communication software pre-installed model
module, refer to the following to install the SECS/GEM communication
software and register a license again.
Page 17 When initializing a SECS/GEM communication software pre-
installed model module
10.1 Troubleshooting by Symptom
10 TROUBLESHOOTING
279
10