Where to find updates for WF 6204

[RFreund]

I would like to know if all the software on our Wide Format 6204 is up to date. Where can I find this information?

Currently:

Control Panel: 1.00.02

Icon:               1.00.04

Text:               1.00.21

Contoller:        1.02.07

Printer:            1.01.07

Scanner:         1.00.03

Thanks!