Writing comments to the standard ROM ...

To write in the standard ROM, select [Online] -> [Write to PLC] (Flash ROM) More Details >>

MX Component's license

One license is required for each personal computer as a rule. More Details >>

When the message "An unusable COM por...

RS-232 is selected as PC side I/F in Transfer Setup of GX Developer or GX Works2.Change the setting in PC side I/F to USB. More Details >>

Error code "2200" in the High-Perform...

The error code "2200" is "MISSING PARA.". It may be determined as the cause of the error that there is no parameter file in the parameter-valid drive that h... More Details >>

Use of an A-compatible 1E frame for t...

Check the serial number of the built-in Ethernet port QCPU in use. The Built-in Ethernet port QCPU modules with serial numbers with upper 5 digits of "13102"... More Details >>

Opening a project in an old version o...

Products earlier than version 8.58L do not support a project in which the following parameters are set. All the parameters are set to their default values be... More Details >>

Replacing a device in GX Developer

Select [Tool] -> [Options] from the menu of GX Developer and open <<Program common>> tab.Then select "Don't write to PLC" in "After conversion... More Details >>

Online change setting

Changing to the monitor write mode automatically changes the online change setting in Options to "Write during RUN (while PLC is running)".With returning to ... More Details >>

Difference between QH42P and QX41Y41P

The difference is I/O numbers used for input and output (XY). QH42P uses the same I/O numbers both for input and output. QX41Y41P uses sequential I/O numbers... More Details >>

Runtime license for MX Component

A runtime license is required for all personal computers on which MX Component operates. More Details >>