---
title: "Color Codes of Indicator Light"
slug: "color-codes-of-indicator-light"
updated: 2023-08-11T01:24:32Z
published: 2023-08-11T07:44:25Z
canonical: "knowledge.akuvox.com/color-codes-of-indicator-light"
---

> ## Documentation Index
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# Color Codes of Indicator Light

E20S door phone has an indicator light installed visible on the left side of the push button. The light colors vary by the state the device is currently in.

![图片.png](https://cdn.document360.io/f09a6106-e976-455e-b2d0-3d88b5385960/Images/Documentation/%E5%9B%BE%E7%89%87-NRNU1NTS.png)

![图片.png](https://cdn.document360.io/f09a6106-e976-455e-b2d0-3d88b5385960/Images/Documentation/%E5%9B%BE%E7%89%87-WQDI7GLY.png)