# PS

URL: https://irs.systems/en/docs/ltt/documentation/ltt-gui-manual/lttgui/hwcontrol/ps-control-gui

You can access the power supply control panels through the main window menu **Hardware > PS**.

![HW PS Control](/docs/assets/ltt/assets/hw-ps-control.png)

A panel will open for every PS configured in [module configuration](/en/docs/ltt/documentation/ltt-gui-manual/configuration/moduleconfiguration). Power supplies configured as [tsonly](/en/docs/ltt/documentation/ltt-gui-manual/configuration/moduleconfiguration/ps#ts-only) will not show up.