# 1K Fuser Overview

{% embed url="<https://youtu.be/wVi4NgpvDq0?t=622>" %}

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#### 💡 **Indicator Lights:**

* **\[D1]**: Power indicator (solid light when powered on)
* **\[D2]**: Fusion function indicator (solid light when fusion is on, off when fusion is off)
* **\[H2]**: DP secondary input signal indicator (solid light when functioning normally)
* **\[H1]**: DP primary input signal indicator (solid light when functioning normally)

***

#### ▶️ **Button Functions:**

* **Power**: Power switch
* **\[K1] Secondary Screen Mode** – Displays only the 2nd PC screen while disabling the main screen
* **\[K2] Main Screen Mode** – Displays only the main PC screen while disabling the 2nd screen.
* **\[K3] Fuser Activation & Adjustment** – Enables the fuser and allows adjustment of its strength (black level).
* **\[K4] Factory Reset & Re-engagement** – Restores factory settings and re-engages the fuser if needed.

***

<div data-with-frame="true"><figure><img src="https://3431908052-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FIYId8chK5X4hf9NjSeQv%2Fuploads%2FHeExQGW8TaIOuSHfuwdp%2FFuser%20-%20Rear.png?alt=media&#x26;token=cdd6a251-0f55-4968-9694-486b3c612021" alt=""><figcaption></figcaption></figure></div>

#### 🔌 **Port Guide:**

* **Output:** Connect to the primary display. (Only the fuser should connect to main monitor)
* **Input1:** Connect to the GPU of your main PC.
* **Input2:** Connect to the GPU of your secondary PC.
* **DC12V:** Power input.

***

### ✅ You're Done

You now have a basic understanding of the 1K HDMI Fuser and how the cables are connected.

{% hint style="info" %}
It is now recommended to begin the [**1K Fuser Setup**](https://docs.ducks-services.com/dma/1k-hdmi-fuser/1k-fuser-setup).
{% endhint %}


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