1. **OFF/DAY/NIGHT Switch:** Applies power and boots the FD when switched from the OFF position. Provides luminance mode control with selections for NIGHT mode and DAY mode.
2. **DSP BRT Button:** Provides overall display brightness control. Use mouse wheel while hovering over buttons to adjust.
3. **STN HELO Selector** – Switches the left-side panel position information between Land Station (BASE) and Helicopter (HELO) view.
4. **ZOOM Button:** Not currently implemented.
5. **PAGE UP (PG UP) Button:** Scrolls up through available pages or data fields. Used for map zoom, scrolling up/down through popups and menus, tune frequencies, etc.
6. **PAGE DOWN (PG DN) Button:** Scrolls down through pages or data sets. Used for map zoom, scrolling up/down through popups and menus, tune frequencies, etc.
7. **ACKNOWLEDGE (ACK) Button:** Acknowledges an action when appropriate - think of it as a "Click" button. Often interchangeable with SEL. Can also be accessed from the MD Bezel (ACK Button).
8. **VID CNT Button:** Video Contrast on FLIR, not implemented.
9. **WCA Button:** Opens the Warnings, Cautions, and Advisories (WCA) page for reviewing alerts and status of systems. More information [WCA Page](/miltech-simulations-mh60/aircraft-and-systems/aircraft-displays/mission-multi-function-display-mfd/wca-page.md)
10. **DIAG Button:** Opens system diagnostics or status page. More information [DIAG Page](/miltech-simulations-mh60/aircraft-and-systems/aircraft-displays/mission-multi-function-display-mfd/diag-page.md)
11. **PLAN Button:** Opens the PLAN map page. More information [MAP, PLAN and TACT Pages](/miltech-simulations-mh60/aircraft-and-systems/aircraft-displays/mission-multi-function-display-mfd/map-plan-and-tact-pages.md)
12. **B9 Button:** Not used.
13. **MAP Button:** Opens the MAP page. More information [MAP, PLAN and TACT Pages](/miltech-simulations-mh60/aircraft-and-systems/aircraft-displays/mission-multi-function-display-mfd/map-plan-and-tact-pages.md)
14. **FLIR Button:** Activates and opens the FLIR Page. More Information [FLIR (Forward Looking Infrared)](/miltech-simulations-mh60/aircraft-and-systems/aircraft-systems/flir-forward-looking-infrared.md)
15. **ACST Button:** Opens Acoustic System page for sonobuoy and sonar management (Only fully functional on MH60R). More information [ACST Page](/miltech-simulations-mh60/aircraft-and-systems/aircraft-displays/mission-multi-function-display-mfd/acst-page.md)
16. **ESM Button:** To be implemented in the future, Electronic Support Measures interface for signal detection.
17. **INTG Button:** Not used.
18. **RDR Button:** Not used.
19. **B2 Button:** Not used.
20. **TACT Button:** Opens Tactical Display map with situational overlay. For more information[MAP, PLAN and TACT Pages](/miltech-simulations-mh60/aircraft-and-systems/aircraft-displays/mission-multi-function-display-mfd/map-plan-and-tact-pages.md)
21. **VID BRT Button:** Video Brightness on FLIR, not implemented.
22. **OVLY Button:** Not used.
23. **RPTO Button:** Not used.
24. **L3 Switch:** Left-side rotary selectors or push-buttons for sensor modes, layers, or brightness depending on configuration. For example, switch between FLIR modes.
25. **L2 Switch:** Left-side rotary selectors or push-buttons for sensor modes, layers, or brightness depending on configuration. For example, switch between FLIR modes.
26. **L1 Switch:** Left-side rotary selectors or push-buttons for sensor modes, layers, or brightness depending on configuration. For example, switch between FLIR modes.
27. **SYM BRT:** Inoperative. This switch has no function described in the NATOPS manual for this aircraft.
### Pages, Subpages, Panels and Pop-Ups
* Pages & Subpages:
[WCA Page](/miltech-simulations-mh60/aircraft-and-systems/aircraft-displays/mission-multi-function-display-mfd/wca-page.md)
[DIAG Page](/miltech-simulations-mh60/aircraft-and-systems/aircraft-displays/mission-multi-function-display-mfd/diag-page.md)
[MAP, PLAN and TACT Pages](/miltech-simulations-mh60/aircraft-and-systems/aircraft-displays/mission-multi-function-display-mfd/map-plan-and-tact-pages.md)
[ACST Page](/miltech-simulations-mh60/aircraft-and-systems/aircraft-displays/mission-multi-function-display-mfd/acst-page.md)
* Panels:
[Left Side Panel](/miltech-simulations-mh60/aircraft-and-systems/aircraft-displays/mission-multi-function-display-mfd/left-side-panel.md)
* Pop-Ups
[MD Popups](/miltech-simulations-mh60/aircraft-and-systems/aircraft-displays/keyset/md-popups.md)
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