Question 1

Manual Keystone Correction and Zoom Guide Tutorial

Accepted Answer

Question 2

Auto Screen Fit Guide Tutorial

Accepted Answer

Question 3

Auto and Manual Keystone Correction Guide Tutorial

Accepted Answer

Question 4

AI Brightness Guide Tutorial

Accepted Answer

Question 5

How to Use Netflix Guide Tutorial

Accepted Answer

Question 6

How to Use Bluetooth Speaker Mode Guide Tutorial

Accepted Answer

Question 7

How to Connect USB Flash Drives Guide Tutorial

Accepted Answer

Question 8

How to Signal to Input & Output Guide Tutorial

Accepted Answer

Question 9

How to Use Projector Outdoors Guide Tutorial

Accepted Answer

Question 10

How to Use Nebula Cast and Chromecast Guide Tutorial

Accepted Answer

Question 11

What are the power modes of Nebula Mars 3?

Accepted Answer

Mars 3 has three power modes that you can easily switch between by pressing the power mode button when the projector is turned on. Here's what each mode does:1. AI mode: This mode automatically adjusts the display brightness based on the ambient brightness in the room. This helps to optimize the viewing experience and reduce eye strain.2. Eco mode: In this mode, the display brightness is lowered to 300 lumens to extend the playtime of the projector. This is ideal for situations where you need to conserve battery life.3. Standard mode: This mode sets the display brightness to the highest level for the best viewing experience in well-lit environments.

Question 12

What should I do if my Mars 3 won't power on?

Accepted Answer

If the lens cover is unable to turn on the device, please follow these troubleshooting steps:1. Open the lens cover and check if the battery indicator light flashes before closing. If it does, charge the device for at least half an hour and then try again.2. If the lens cover does not turn on the projector and there is no low battery indicator, plug in the charger and try turning on the device with the remote control.

Question 13

What should I do if my Mars 3 won't charge?

Accepted Answer

If you're having trouble charging your Mars 3, please try the following troubleshooting steps:1. Ensure that the plug is properly inserted into the socket and that the adapter cable is properly connected. If the issue is with the socket, try using a different one. If the issue is with the adapter, try unplugging it and plugging it in again.2. Plug and unplug the adapter and check if the charging indicator light is on. If not, try using a different power adapter to recharge it.3. If the battery is fully depleted, charge the device for 15-30 minutes to see if it will turn on.

Question 14

How do I charge devices with Mars 3？

Accepted Answer

Mars 3 comes with USB-C and USB-A ports that support charging for external devices. Here's how you can use them:1. While the projector is turned on, connect your device to the projector via a cable to start charging automatically.2. If the projector is turned off, press and hold the \"Mode\" button until your connected device starts charging.3. To stop charging, hold the \"Mode\" button again.Note: The charging speed may vary depending on the device and cable used. It is recommended to use the original cable that came with your device for optimal charging performance.

Question 15

What USB drive formats are suppported?

Accepted Answer

NTFS and FAT32

Question 16

What ports does Mars 3 have?

Accepted Answer

USB-C, HDMI ARC, USB, AUX

Question 17

How can I mirror or stream content from iOS devices to Mars 3?

Accepted Answer

First, you'll need to install Nebula Cast on your projector. Install the Nebula Cast app from Google Play Store. That will enable AirPlay on your projector.Once completed, follow these steps to mirror or stream video from your iOS device:Screen Mirroring From iPhone or iPad:1. Make sure that your iOS device and Mars 3 are on the same Wi-Fi network or phone hotspot.2. Swipe to display the control console and tap the AirPlay icon. 3. Select Mars 3 as the device you want to cast to.Screen Mirroring From Mac:1. Make sure that your Mac and Mars 3 are on the same Wi-Fi network or phone hotspot.2. Click the AirPlay icon on the Mac and select your projector to start mirroring. The AirPlay icon in the menu bar will turn blue when AirPlay is active.3. To stop mirroring, click the AirPlay icon again and then select Turn AirPlay Off. Note: For MacBook Air, MacBook Pro, and iMac, the AirPlay icon will only be displayed in the menu bar when AirPlay mirroring is available.Streaming Video From iPhone or iPad:1. Make sure that your iOS device and Mars 3 are on the same Wi-Fi network or phone hotspot.2. Open the streaming app you want to cast on the Nebula projector and select a video to play. 3. Click the AirPlay or cast icons in the top right corner to cast to the projector.

Question 18

How can I mirror or stream content from Android devices to Mars 3?

Accepted Answer

Mars 3 is equipped with Chromecast support, allowing you to mirror or stream videos from compatible Android devices. Please note that Chromecast uses a Wi-Fi connection, not Bluetooth. Additionally, it is important to note that copyrighted content cannot be mirrored or cast. If you wish to watch Netflix, it is recommended that you download it directly from Nebula Play onto your projector.There are two ways to mirror your screen:Method 1:1. Download the Google Home app on your Android device.2. Connect your device to Mars 3 on the same Wi-Fi network.3. Click on the screen-mirroring button located on the homepage of the Google Home app.Method 2:1. Ensure that your Android device and Mars 3 are connected to the same Wi-Fi network.2. Go to Settings > Connected Devices > Connection Preferences > Cast.3. Select Mars 3 as the device you want to cast to.To stream videos, follow these steps:1. Ensure that your Android device and Mars 3 are connected to the same Wi-Fi network. You can use your phone's hotspot if necessary.2. Open the app you want to stream from. Please note that Chromecast can only open apps that support Chromecast, such as YouTube and Prime Video. For more information about apps that support Chromecast, install the Google Home app on your phone.3. While the video is playing, click the Chromecast button located at the top of the screen to search for a Chromecast compatible device. Select Mars 3.

Question 19

How can I mirror content from a Windows PC to Mars 3?

Accepted Answer

To mirror your Windows PC to your projector, you can use screen casting software such as EZCast. Here are the steps to follow:1. Ensure that your Windows PC and Mars 3 are connected to the same network.2. Download the screen casting software, such as EZCast, onto your Windows PC and Mars 3.3. Open the screen casting software icon and click on the Cast icon located in the top right corner to cast to Mars 3.

Question 20

How can I stream content from a Windows PC to Mars 3?

Accepted Answer

To stream videos from your Windows PC to your projector, you can use the Chrome browser. Here are the steps to follow:1. Ensure that your Windows PC and projector are connected to the same Wi-Fi network. You can use your phone's hotspot if necessary.2. Open the Chrome browser on your Windows PC. In the top right corner of Chrome, click on \"More\" and then select \"Cast\".3. Choose the Chromecast device you want to watch content from, and then watch it on your projector.

Question 21

How do I connect external speakers to Mars 3?

Accepted Answer

Mars 3 can also be connected to external sound output devices, including headphones and speakers. When connected to external speakers, the built-in speaker system is disabled.Here's how you can do it:Via AUX Cable1. Use a 3.5 mm AUX cable or an adapter (not provided) to connect your headphones or external speaker to Mars 3. 2. You will hear audio from your external sound devices.Via BluetoothGo to Settings > Remotes & Accessories > Add Accessory.Note:Before connecting headphones, turn down the volume to avoid hurting your ears.

Question 22

What should I do if my HDMI has no signal?

Accepted Answer

If you are experiencing issues with your HDMI signal, here are some steps you can take to troubleshoot the problem:1. Try unplugging and plugging in the HDMI cable, or use a different HDMI cable to see if that resolves the issue.2. Connect your projector to another device using the same HDMI cable to determine if the problem is with the projector or the device.3. Adjust the HDMI output resolution and refresh rate of the connected device to match your projector's specs.4. If the issue persists, disconnect from your projector and connect your device to a TV via HDMI to determine if the problem is with the device or the projector.

Question 23

What should I do if there is a delay with my HDMI connection?HDMI

Accepted Answer

If you are experiencing a HDMI delay, here are some steps you can take:1. Make sure the HDMI cable is properly connected to both the projector and the device you are trying to connect to. 2. Try using a different HDMI cable to see if the issue is with the cable.3. Check the settings on the device you are connecting to and your projector to ensure that the correct resolution and refresh rate are selected. Adjust the settings if necessary.4. Update your projector to the latest firmware by going to Settings > Device Preferences > About > System Update > Check Updates.5. Switch to Game mode via Settings > Projector Settings > Picture > Game.6. Try connecting a different device to the projector using the same HDMI cable to see if the issue is with the projector or the original device.

Question 24

What should I do if the HDMI cable is not recognized by the projector?

Accepted Answer

1.  Make sure the HDMI cable is properly connected to both the projector and the device you are trying to connect to. Try using a different HDMI cable to see if the issue is with the cable.2. Turn off both the projector and the device you are trying to connect to, then turn them back on and try connecting again.3. Check if there are any firmware updates available for your projector and update it if necessary.4. If the issue persists, try connecting a different device to the projector using the same HDMI cable to see if the issue is with the projector or the original device.

Question 25

What should I do if my USB device is not recognized?

Accepted Answer

1. Install the File Explorer app from Google Play Store.2. Make sure the USB flash drive is using the FAT32 or NTFS format 3. Reinsert the USB drive to ensure it is properly connected. If it is not recognized, it may be due to poor contact.4. Check if the USB drive can be recognized when inserted into a PC to determine if it is damaged.Download an MP3 file to the USB flash drive and then connect it with Mars 3 to see if it can be played.5. Restart the device to see if the USB drive can be used normally.6. Try another USB flash dirve if possible.

Question 26

How can I fix Bluetooth delay issues when connecting a device to Mars 3?

Accepted Answer

1. Update Mars 3 to the latest firmware by going to Settings > Device Preferences > About > System Update > Check Updates.2. Check if all apps are experiencing the same delay issue.3. Try playing a local video to see if the delay improves.4. Adjust the Bluetooth delay via Settings > Projector Settings > Sound > Expert Settings > Bluetooth Speaker Delay.5. Try using Mars 3 in a different room to see if the delay improves.6. Try using a different Bluetooth device to see if the delay persists.

Question 27

What should I do if my Bluetooth device won't automatically reconnect to Mars 3?

Accepted Answer

If your Bluetooth device cannot automatically reconnect to Mars 3, please try the following steps:1. In the device pairing list, click \"Connect\" to try to initiate reconnection manually and see if it can reconnect.2. If it fails to reconnect, it is likely a problem with the headphones/speakers. Try restarting the headphones/speakers to see if they can reconnect.3. If the above steps still don't solve the issue, restart the projector and try to reconnect.

Question 28

What should I do if my projector fails to pair with another device?

Accepted Answer

If you're experiencing difficulty pairing your Bluetooth device with Mars 3, try the following steps:1. Verify if Mars 3 is connected to multiple speakers or headphones. Disconnect or unpair other devices that are connected and attempt pairing again.2. Unpair the device and restart it.3. If the previous steps do not work, restart Mars 3 and attempt pairing again.4. If Mars 3 still cannot pair, try pairing the device with your phone to determine if it works.

Question 29

Why does Bluetooth keep disconnecting with my Mars 3?

Accepted Answer

If you experience lag when connecting a Bluetooth device to Mars 3, try the following troubleshooting steps:1. Try using Mars 3 in another room or move the two devices closer to each other to see if the situation improves.2. If the device is connected to other audio devices (such as HDMI ARC), unplug them and see if the situation improves.3. Play local audio or video to see if the situation improves.

Question 30

How do I activate autofocus?

Accepted Answer

1. To trigger autofocus, slightly move the projector or press and hold the autofocus button for 1 second.2. To manually adjust focus:- Press and hold the autofocus button on the remote control for 1 second to trigger autofocus, then use the \"left\" and \"right\" buttons to adjust it.- Go to Access Settings > Projector Settings > Focus Settings > Manual Focus Correction, then use the \"left\" and \"right\" buttons to focus.

Question 31

How do I use keystone correction?

Accepted Answer

1. Go to Settings > Projector Settings > Image Correction to turn on auto keystone correction by remote, at startup, or after movement.2. To manually adjust, turn on manual keystone correction, and adjust each point to achieve a perfect circle.

Question 32

How do I turn off alert prompts?

Accepted Answer

Go to Settings > Projector Settings > Advanced Settings > Smart Solutions > Projection Angle Alert > Fine Tuning Popup

Question 33

How do I set motion sensitivity?

Accepted Answer

You can set the sensitivity level of the G-sensor to trigger autofocus and auto keystone correction more accurately by going to Settings > Projector Settings > Advanced Settings > Motion Settings.

Question 34

What should I do when Mars 3 frequently goes out of focus?

Accepted Answer

1. Please ensure that there are no obstructions in front of the projector.2. Place the projector on a flat and stable surface, such as a table or stand.3. Go to Settings > Projector Settings > Advanced Settings > Motion Settings, and adjust the trigger threshold to low.4. If you experience issues while playing videos, try lowering the volume.5. Disable the motion trigger switch in the settings.For motion trigger in keystone correction:Settings > Projector Settings > Image Correction > Auto Keystone Correction After MovementFor motion trigger in auto focus:Settings > Projector Settings > Focus Settings > Auto Focus After Movement6. If the projector is hot, turn it off and allow it to cool down before using it again.

Question 35

What should I do if the projector won't focus properly?

Accepted Answer

1. Please ensure that there are no obstructions in front of the projector.2. Place the projector on a flat and stable surface, such as a table or stand.3. Position the projector within 3 meters of the screen.4. If the projector's brightness is low, try increasing it.5. Ambient light can affect the image quality, so try turning off any surrounding lights.

Question 36

How do I find the serial number of my projector?

Accepted Answer

You can find the serial number in two ways:- Go to Settings > Device Preferences > About > Status > Serial Number - Look for a silver sticker on the bottom of the projector with the serial number in the format of D2333xxxxx.

Question 37

How do I find my projector's MAC address?

Accepted Answer

Go to Settings > Device Preferences > About > Status > Device MAC Address.

Question 38

How do I factory reset Mars 3?

Accepted Answer

Go to Settings > Device Preferences > About > Factory ResetNote: This will restore your device to default settings and erase all data, accounts, files, and downloaded apps.

Question 39

How do I restart Mars 3?

Accepted Answer

Go to Settings > Device Preferences > Restart

Question 40

What should I do if my projector has no sound?

Accepted Answer

Try the following steps to see if they help:1. Check the volume settings on the projector and make sure they are turned up.2. Switch between the projection mode and speaker mode to see if your projector can play sound.3. Try using a different video source.4. In projection mode, connect your projector to an external bluetooth speaker via Settings > Remotes & Accessories > Add Accessory.5. Restart the projector via Settings > Devices Preferences > Restart.

Question 41

What should I do if the firmware update fails?

Accepted Answer

1. Try a different and stronger Wi-Fi network or phone hotspot to see if it works.2. Contact our Technical Support Team for further assistance.

Question 42

What should I do if Mars 3 can't connect to Wi-Fi?

Accepted Answer

1. Ensure that the Nebula projector and router are within 5 meters of each other and that your other devices can detect the Wi-Fi signal.2. Confirm that your other devices are connected to the same Wi-Fi network.3. Check if your time zone is accurate by going to Settings > Device Preferences > Date & Time.4. Try connecting to a different Wi-Fi network or use your phone's hotspot to connect the Nebula.5. Experiment with your router's 2.4 GHz and 5 GHz settings.6. Disable other wireless devices such as Bluetooth and wireless mice, as they may interfere with the Wi-Fi signal.7. Reset the router's settings.8. Restart your projector by going to Settings > Device Preferences > Restart.

Question 43

How do I update firmware?

Accepted Answer

1. Go to Settings > Device Preferences > About > System Update.2. Go to Settings > Projector Settings > Update > Firmware Update.

Question 44

How do I pair devices with Mars 3 via Bluetooth?

Accepted Answer

Go to Settings > Remotes & Accessories

Question 45

How do I zoom in and out with Mars 3?

Accepted Answer

Go to Settings > Projector Settings > Image Correction > Scaling > Zoom

Question 46

How do I switch to Bluetooth speaker mode?

Accepted Answer

There are two ways to set your Mars 3 as a standalone Bluetooth speaker.1. Press the Bluetooth speaker button on Mars 3.2. Go to Settings > Projector Settings > Bluetooth Speaker Mode to switch your Nebula projector from projector mode to Bluetooth speaker mode. Then go to the Bluetooth settings on your phone to pair with your Nebula projector.After connecting, the projector light will shut off. When you're finished with Bluetooth speaker mode, just press the back button on on the top of your projector.

Question 47

How can I play movies from a USB drive?

Accepted Answer

To play from a USB storage device:1. Download the File Manager app from Google Play.2. Insert the USB storage device into the projector.3. Select the music, videos, or photos from the USB drive that you want to play.4. Open them with a multimedia player app. If you don't have an app, download one from Google Play.Note:The maximum supported memory capacity of a USB storage device is 4TB.

Question 48

How do I play videos without Wi-Fi?

Accepted Answer

1. Save videos onto a USB drive.2. Install the File Explorer app from the Google Play Store on Mars 3.3. Install a media player app.4. Connect your USB drive, which should be in FAT32 format, and play the videos stored on it.

Question 49

What is Mars 3's projection distance?

Accepted Answer

The distance between the projector and the projection surface must be a minimum of 0.8 m and a maximum of 5.3 m. This ensures a projection image between 30\" and 200\". For best results, set the projector between 1.6 m and 2.65 m away. Screen Size / Distance Between Projector Lens and Screen 30\" / 0.8 m50\" / 1.3 m80\" / 2.1 m100\" / 2.6 m110\" / 2.9 m120\" / 3.2 m150\" / 4.0 m200\" / 5.3 m

Question 50

How do I upgrade the remote control firmware?

Accepted Answer

Go to Settings > Remotes & Accessories > Anker-AR > Check Updates

Question 51

How do I pair the remote with Mars 3?

Accepted Answer

Use these two methods to pair the remote with Mars 3:- During the setup process, you can press the \"OK\" and \"Volume -\" buttons at the same time per the on-screen instruction to pair the remote.- During the pairing process, point the remote at the infrared receiver. Go to Settings > Remotes & Accessories to search and pair.Note:The distance between the remote control and the projector should not exceed 10 m / 33 ft.

Question 52

How do I use Nebula Connect?

Accepted Answer

Nebula Connect allows you to easily control your projector. Here's how to use it:1. Download Nebula Connect from the Google Play Store or the App Store on your phone.2. Make sure your phone's Bluetooth is on, turn on your Nebula projector, and then open Nebula Connect.3. Select the Nebula projector you want to connect to.4. With Nebula Connect, slide to move, tap to confirm, and scroll with two fingers.

Question 53

How do I install apps on Mars 3?

Accepted Answer

Mars 3 comes with the Android TV system, which allows you to download any available apps from the Google Play Store. Simply search for the app you want and download it.If you can't find the app you're looking for on the Play Store, you can still install it via USB disk. Here's how:1. Download the APK file to a FAT32 format USB flash drive.2. Connect the USB flash drive to your Nebula projector.3. Open the File Manager and locate the APK file.4. Install the app by clicking on the APK file.

Question 54

How do I install Netflix on Mars 3?

Accepted Answer

1. Go to the Google Play Store. Search for the Nebula Play app and install it on your projector.2. Open Nebula Play and go to Tips > Netflix Installation. You can install Netflix from this section.3. Netflix is ready to use.NoticeNetflix will appear in the second position on the Nebula Play channel in the home screen.

Question 55

How do I control Netflix on Mars 3?

Accepted Answer

1. Install Nebula Connect on your phone and connect your phone with Mars 3.2. Select mouse mode and use one finger to move and click or two fingers to scroll.

Question 56

What should I do if I can't connect to Nebula Connect?

Accepted Answer

Please follow these steps to troubleshoot the issue:1. Ensure that the projector is connected to the internet.2. Update the firmware to the latest version by going to Settings > Device Preferences > About > System Update.3. Restart Mars 3.4. Uninstall the Nebula Connect app.5. Remove the pairing between your phone and the projector from your phone's Bluetooth settings.6. Restart your phone.7. Reinstall the Nebula Connect app.

Question 57

What should I do if apps keep crashing?

Accepted Answer

Try the following steps to see if they help:1. Try another Wi-Fi network and update the firmware via Settings > Device Preferences > About > System Update.2. Check if your time zone is accurate via Settings > Device Preferences > Date & Time.3. Clear data via Settings > Apps > See All Apps > Google Play Store > [App Name] > Clear Data / Clear Cache.4. Restart your Nebula projector via Settings > Device Preferences > Restart

Brightness	1000 ANSI Lumens
Standard Resolution	1920×1080
Auto Focus	✔️
Auto Keystone Correction	✔️
Image Size	30 - 200"
OS	Google TV
Display Tech	DLP 0.33" DMD
Expected Lamp Life	30,000 Hours
Light Source	RGB LED
Contrast Ratio	400:1
Auto Screen Fit	✔️
Auto Obstacle Avoidance	✔️
Throw Ratio	1.2:1
Aspect Ratio	16:9
CPU	MT9630
GPU	G52MC1
RAM & ROM	2 + 16 GB
Wireless Casting	Chromecast
Speaker	40W
Wi-Fi	✔️
Bluetooth	BLE5.1
Input Ports	HDMI 2.1/ARC
Noise Level	< 28dB
Power	19V/9.47A
Battery Life (Eco Mode)	5 Hrs
Dimensions (H W x D)	160 × 260 × 250 mm
Package Size (H × W × D)	327 × 226 × 313 mm
Product Weight	4.63 kg

Mars 3 | Outdoor Projector with Long Playtime

Specs

FAQ