# Use the RDM sheet

Source: https://help.malighting.com/grandMA2/en/help/key_rdm_rdm_sheets.html
This is grandocs, an unofficial mirror of MA Lighting documentation. For authoritative or safety-relevant information, cite the canonical page on help.malighting.com.

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To open the **RDM sheet** tap at an empty space in the user defined area, tap at Sheets and then RDM.

![](/img/grandma2/window_rdm-sheet_v3-2-e87dab.png)

_RDM sheet_

- The RDM sheet is used to have a quick overview about the discovered RDM devices, their parameters, and their sensors.
- You can set RDM parameter, see [work with RDM parameters](/grandma2/key_rdm_setparameter/).
- You can monitor RDM sensors, see [work with RDM sensors](/grandma2/key_rdm_sensors/).
- The first title bar button in the RDM sheet allows to filter the RDM sheet by:\
  \- **All:** Displays all RDM discovered RDM devices\
  \- **Current Fixture Type:** Displays to the selected fixture or channel the RDM devices with the same fixture type.\
  \- **Selection:** Displays only the RDM devices of the fixture or channel selection\
  \- **Alerts/Warnings:** Displays only the RDM devices with a notification\
  \- **Unmatched Fixtures:** Displays only the unmatched RDM devices
- The second title bar button in the RDM sheet allows to filter the RDM sheet by:\
  \- **Parameters and Sensors**\
  \- **Parameters**\
  \- **Sensors**
- For a better overview, you can sort every column up-and-down. To sort a column tap and hold in a header cell of the RDM sheet or right mouse click in the header cell.