1. Standby power toggles the frame between Standby and On modes.
2. Eight "soft" buttons allow sub-branches and parameters (shown in the display) in the menu system to be selected when in Menu mode.
3. Module "ME" buttons. In Meter mode these two multifunction selection and indication buttons access processing modules A and B respectively.
4. In Meter mode these four "soft" multifunction selection and indication buttons identify, monitor and control output channels. Order is dependent on module routing.
5. ID LED indicates communication between the modules in the PLM and the Lake Controller software.
6. Rotary encoder is used to edit parameters in the menu system. The ring around the encoder lights up when the encoder has functionality.
7. Exit button provides escape functions in both Menu and Meter view navigation.
8. Display. High brightness monochrome 128x128 pixels.
9. Menu accesses Frame control utilizing a menu-driven navigation interface. The buttons around the display and the Exit button are used for control and selection. options in the menu.
10. Meter toggles through Home, Module and Temperature Meter views.
11. Mute Enable allows module inputs and output channels to be muted. Flashes when mute enabled. Can be disengaged manually.

The front panel features a waterproof silicone touchpad and rotary encoder for easy parameter selection and setting of values.