Mitsubishi Electric MELSEC-Q series User Manual page 224

(a) Checking on the "Module's Detailed Information" window
Follow the following procedure.
[Diagnostics]
(b) Checking in Latest error code (Un\G19)
Follow the following procedure.
[Online]
222
[System Monitor...]

[Monitor] [Device/Buffer Memory Batch]
1.
Select the CT input module in "Main
Base", and click the
button.
2.
"Module's Detailed Information" of the CT
input module is displayed.