> For the complete documentation index, see [llms.txt](https://qudelix.gitbook.io/home/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://qudelix.gitbook.io/home/t71/getting-started/led-buttons.md).

# LED Buttons

The T71 supports four LED buttons, which can be used to make simple adjustments.

<figure><img src="/files/47Ice39Ko7S2TfNvvtm0" alt="" width="375"><figcaption><p>T71 LED Buttons</p></figcaption></figure>

## <mark style="color:green;">**Green**</mark>**&#x20;and&#x20;**<mark style="color:orange;">**Orange**</mark>**&#x20;Buttons**

* **Short Press**: Used to switch LCD screens.
* **Long Press**: Executes predefined function settings on the current LCD screen.

## <mark style="color:blue;">**Blue**</mark>**&#x20;and&#x20;**<mark style="color:red;">**Red**</mark>**&#x20;Buttons**

* Perform specific functions assigned to each LCD screen.