Important notification to customer using ST6000 Series and EZ Tower Light

​Updated: September 2, 2022
Posted: February 4, 2022


Thank you very much for your continuous use of Pro-face products.

We have confirmed the following symptoms on ST6000 series and EZ Tower Light. The symptom and corrective measures for this problem are indicated below. We sincerely apologize for any inconvenience this may cause you.

Symptom Descriptions

The EZ Tower Light may not turn on when connected to the ST6000 series.

Applicable combination of products

HMI Screen Editor & logic programming software, GP-Pro EX:

Product model PFXEXEDV40
Target Version GP-Pro EX Ver. 4.09.200 to Ver. 4.09.350
How to confirm a version Click on [Help(H)]→[Version Information(A)] to confirm

Programmable HMI:

Product Name All ST6000 series GP-Pro EX compatible models
Target Model PFXST6700WADE
System Program Version Earlier than Ver. 2.0.17
How to confirm a version On the offline menu of the main unit.

EZ series:

Product Name EZ Tower Light
Target Model PFXZCETWHA1


Update to GP-Pro EX Ver. 4.09.400 or later. Please download the latest version from here.


If you have any inquiries, please contact our sales office in your region.
For contact information, please refer to the "Inquiry" page.