# 4.11  Remote Controller Buttons

Model: lite-640t · Manual v1.0.2
Canonical: https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/4-11-remote-controller-buttons
Source: https://drive.google.com/file/d/1yQTDKasKxbvfVdANOx9bmlPYml-2dkCE/view
Updated: 2026-10-17

EVO Lite 640T Enterprise · SE V2 controller

## 4.11.1  Custom Button C

[PDF page 84, block 6](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/4-11-remote-controller-buttons#p84-b6)

You can customize the functions of the C custom button according to your preferences. For detailed setting instructions, please refer to “6.5.3 RC Settings” in Chapter 6.

[PDF page 84, block 7](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/4-11-remote-controller-buttons#p84-b7)

Custom Button C

![Custom Button C](https://shop.skyflow.ca/manuals/evo-lite-640t-v1-0-2/015721667f7e3060cbfb059a.webp)

[PDF page 84, block 8](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/4-11-remote-controller-buttons#p84-b8)

<table><tr><td>No.</td><td>Function</td><td>Description</td></tr><tr><td>1</td><td>Visual Obstacle Avoidance On/Off</td><td>Press to trigger: turn on/off the visual sensing system.When this function is enabled, the aircraft will automatically hover when it detects obstacles in the visual sensing system.</td></tr><tr><td>2</td><td>Gimbal Pitch Recenter/45°/Down</td><td>Press to trigger: Switch the gimbal angle.➢ Gimbal Pitch Recenter: The heading angle of the gimbal returns from the current position to be consistent with the heading of the aircraft nose, and the gimbal pitch angle returns to a 0° direction from the current angle.➢ Gimbal Pitch 45°: The heading angle of the gimbal returns from the current position to be consistent with the heading of the aircraft nose, and the gimbal pitch angle rotates to a 45° direction from the current angle.➢ Gimbal Pitch Down: The heading angle of the gimbal returns from the current position to be consistent with the</td></tr></table>

![Table 4-15 C Customizable Settings](https://shop.skyflow.ca/manuals/evo-lite-640t-v1-0-2/93efd8deea22f945ee8e54bb.webp)

[PDF page 84, block 11](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/4-11-remote-controller-buttons#p84-b11)

heading of the aircraft nose, and the gimbal pitch angle rotates to a  9 0 ^ { \circ }  direction from the current angle.

[PDF page 85, block 2](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/4-11-remote-controller-buttons#p85-b2)

<table><tbody><tr><td>3</td><td>Map/ImageTransmission</td><td>Press to trigger: Switch between map/image transmission interface.</td></tr><tr><td>4</td><td>Speed Mode</td><td>Press to trigger: Switch speed mode of the aircraft. For details, please refer to &quot;3.8.2 Flight modes&quot; in chapter 3.</td></tr></tbody></table>

![Manufacturer reference table](https://shop.skyflow.ca/manuals/evo-lite-640t-v1-0-2/be6d8836e42b50088a23b4fb.webp)

[PDF page 85, block 3](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/4-11-remote-controller-buttons#p85-b3)

<ul><li>When the speed mode of the aircraft is switched to &quot;Ludicrous&quot;, the visual obstacle avoidance system will be turned off.</li></ul>

![Manufacturer note](https://shop.skyflow.ca/manuals/evo-lite-640t-v1-0-2/604b8459062640997894ce0e.webp)

[PDF page 85, block 4](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/4-11-remote-controller-buttons#p85-b4)

## 4.11.2  Take-off/Return-to-Home Button and Pause Button

[PDF page 85, block 5](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/4-11-remote-controller-buttons#p85-b5)

<ul><li>The auto-return function will only be enabled when the GNSS signal is good.If the obstacle avoidance system is disabled during a return flight, the aircraft will not be able to automatically avoid obstacles.</li><li>Before using the auto-return function, you need to set the home point in advance in the flight application. For details, please refer to &quot;6.5.1 Flight Control Parameter Setting&quot; in chapter 6. If the home point is not set, the aircraft will take the take-off point as the home point by default.</li></ul>

![Manufacturer note](https://shop.skyflow.ca/manuals/evo-lite-640t-v1-0-2/75632ac859eb9038d2160790.webp)

[PDF page 85, block 6](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/4-11-remote-controller-buttons#p85-b6)

To manually activate the auto-return function, press and hold the take-off/return-to-home button illustrated on the remote controller for 2 seconds until the remote controller emits a "beep" sound. Upon receiving the command, the aircraft will automatically return and land at the preset home point.

![Original instruction with its control symbol](https://shop.skyflow.ca/manuals/evo-lite-640t-v1-0-2/e7f264bae185aa4beadabb0f.webp)

[PDF page 85, block 7](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/4-11-remote-controller-buttons#p85-b7)

When the aircraft is in the auto-return state, the remote controller will be disabled. You can short press the pause button illustrated until the remote controller emits a "beep" sound to pause the autoreturn, or long press the pause button  \textcircled{m} n  for 2 seconds until the remote controller emits a "beep" sound to exit the auto-return. After pausing or exiting the auto-return, you can reactivate the remote controller for controlling the aircraft.

![Original instruction with its control symbol](https://shop.skyflow.ca/manuals/evo-lite-640t-v1-0-2/4e9b299d65e7e4b19a11b6e7.webp)

[PDF page 85, block 8](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/4-11-remote-controller-buttons#p85-b8)

Take-off/Return-to-Home Button and Pause Button

![Take-off/Return-to-Home Button and Pause Button](https://shop.skyflow.ca/manuals/evo-lite-640t-v1-0-2/1dc954e74b949825389f1d37.webp)

[PDF page 86, block 2](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/4-11-remote-controller-buttons#p86-b2)

<ul><li>When the aircraft pauses an auto-return, it will hover in place. To resume the auto-return, press the pause button &quot; &quot; again until the remote controller emits a &quot;beep&quot; sound.</li></ul>

![Manufacturer note](https://shop.skyflow.ca/manuals/evo-lite-640t-v1-0-2/9ce6ec5f92f1e59389b3abe1.webp)

[PDF page 86, block 4](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/4-11-remote-controller-buttons#p86-b4)

## Warning

[PDF page 86, block 5](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/4-11-remote-controller-buttons#p86-b5)

If the auto-return home point is not suitable for the aircraft to land (such as uneven ground and crowds), please exit the auto-return before the aircraft reaches the home point, and then manually resume control to land.

[PDF page 86, block 6](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/4-11-remote-controller-buttons#p86-b6)