---
title: "I/O"
space: "Edge Gateway"
url: "https://docs.onfuse.ch/edge-gw/lifecycle/i-o"
updated: "2026-08-10"
---

The gateway has the following interfaces associated with its functions: 



## **Buttons**

The buttons are located on the side of the device.


| Button         | Function                                                                                                                                                                                                                                                                                                                                                                                     |
| -------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| PWR (Power)    | This button powers on the gateway. It doesn't do anything when the gateway is already on.                                                                                                                                                                                                                                                                                                    |
| FUN (Function) | **Press Once:** Turn on the WIFI. The gateway will say 8 numbers you need to insert in the connect application. **Hold 3 seconds:** This will show the current signal reception of the gateway. The signal reception is shown on the table below. **Hold 6 seconds:** This will trigger a direct call with the people in the elevator, the call can be cancelled with a button press. |
| R (Reset)      | This will reset the gateway. It does not mandate a factory reset.                                                                                                                                                                                                                                                                                                                            |


## **Reception status**

If the FUN Button is triggered for 3 seconds, the gateway will show the reception on the device.


| Signal strength | LED                    |
| --------------- | ---------------------- |
| No Signal       | red, red, red          |
| 20%             | orange, red, red       |
| 40%             | orange, orange, red    |
| 60%             | orange, orange, orange |
| 80%             | green, orange, orange  |
| 100%            | green, green, green    |


## Ports


| Port          | Function                                |
| ------------- | --------------------------------------- |
| Power         | 24V DC Power input                      |
| Relay         | 1-6 Relay config                        |
| Digital Input | Coming soon: Configurable digital input |
| MicroMatch    | External alarm button for the shaft PIT |
| USB-A         | -                                       |
| USB-C         | Optional: Power interface               |
| HDMI          | Optional: debugging interface           |
| Ethernet      | Local controller interface              |
| USB-A         | -                                       |
| POE           | For the smart display                   |
| SMA Female    | External 4G Antenna                     |