> For the complete documentation index, see [llms.txt](https://docs.flightsim-studio.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.flightsim-studio.com/e-jet-series/systems-guide/central-pedestal/multifunction-control-display-unit-mcdu.md).

# Multifunction Control Display Unit (MCDU)

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![](https://cdn.document360.io/417c2d4d-fdb8-4d4d-b11d-011fe445d776/Images/Documentation/image-1670245352916.png)

Allows radio tuning, PFD radio tuning display setup, manual engine rating selection, engine takeoff data set, avionics setup, performance initialization, flight planning, and access to electronics CBs, among others.

The custom FMS pages are documented in the [MCDU Guide](/e-jet-series/mcdu-guide/basics.md): [RTE](/e-jet-series/mcdu-guide/rte.md), [F-PLN](/e-jet-series/mcdu-guide/f-pln.md), [PERF](/e-jet-series/mcdu-guide/perf.md), [PROG](/e-jet-series/mcdu-guide/prog.md), [NAV](/e-jet-series/mcdu-guide/nav.md), [DATALINK](/e-jet-series/mcdu-guide/datalink.md), [RADIO](/e-jet-series/mcdu-guide/radio.md), [MENU](/e-jet-series/mcdu-guide/menu.md), and [TRS](/e-jet-series/mcdu-guide/trs-thrust-rating-system.md).