What are the power modes of Nebula Mars 3?
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.
What should I do if my Mars 3 won't power on?
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.
What should I do if my Mars 3 won't charge?
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.
What USB drive formats are suppported?
NTFS and FAT32
What ports does Mars 3 have?
USB-C, HDMI ARC, USB, AUX
How can I mirror or stream content from iOS devices to Mars 3?
iOS devices support AirPlay and while the Nebula projector does not have AirPlay preloaded, you can still manually enable it. AirPlay is based on WiFi rather than Bluetooth. Please note that copyrighted content from streaming services like Netflix, Disney+, Hulu, MAX, ITVX, Amazon Prime video, and the DRM video cannot be screen-mirrored and cast via airplay.
Casting video via Chromecast
For some Chromecast-enabled apps like Disney+, Hulu, and Amazon Prime Video, you can try to cast the video from the app on the iPhone via Chromecast.
1.Launch the Chromecast-enabled app on the mobile device.
2. On the app screen, tap the Chromecast built-in icon.
3. Select the device model (the projector name)
4. Tap Play to start playback. The content will begin to play on the selected projector.
Screen Mirroring Your iPhone or iPad to the Projector
Install the ""Nebula Cast"" app from Google Play Store to enable AirPlay on your projector
Connect your iPhone or iPad and the Projector to the same Network. The network can be WiFi or your phone's hotspot.
Enable Screen Mirroring on your iPhone or iPad in the control center.
Choose Nebula Projector to connect when your Nebula shows up on the Screen Mirroring list.
Streaming Video From Your iPhone or iPad to the Projector
Install the ""Nebula Cast"" app from Google Play Store to enable AirPlay on your projector
Connect your iPhone or iPad and the Projector to the same network. The network can be WiFi or your phone's hotspot.
Open the streaming apps you want to cast on the projector and select a video to play.
Click the AirPlay icon or 'cast' icon located on the top right corner to cast to the projector.
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. And DRM video can only be supported by casting via a HDMI cable.
How can I mirror or stream content from Android devices to Mars 3?
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 like Netflix, Disney+, hulu, MAX, ITVX, Amazon prime video . If you wish to watch the videos from those Apps, 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.
How can I mirror content from a Windows PC to Mars 3?
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.
Note: DRM video can only be supported casting via the HDMI cable.
How can I stream content from a Windows PC to Mars 3?
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.
Note: DRM video can only be supported casting via the HDMI cable.
How do I connect external speakers to Mars 3?
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 Cable
1. 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 Bluetooth
Go to Settings > Remotes & Accessories > Add Accessory.
Note:
Before connecting headphones, turn down the volume to avoid hurting your ears.
What should I do if my HDMI has no signal?
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.
What should I do if there is a delay with my HDMI connection?
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.
What should I do if the HDMI cable is not recognized by the projector?
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.
What should I do if my USB device is not recognized?
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.
How can I fix Bluetooth delay issues when connecting a device to Mars 3?
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.
What should I do if my Bluetooth device won't automatically reconnect to Mars 3?
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.
What should I do if my projector fails to pair with another device?
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.
Why does Bluetooth keep disconnecting with my Mars 3?
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.
How do I activate autofocus?
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.
How do I use keystone correction?
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.
How do I turn off alert prompts?
Go to Settings > Projector Settings > Advanced Settings > Smart Solutions > Projection Angle Alert > Fine Tuning Popup
How do I set motion sensitivity?
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.
What should I do when Mars 3 frequently goes out of focus?
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 Movement
For motion trigger in auto focus:
Settings > Projector Settings > Focus Settings > Auto Focus After Movement
6. If the projector is hot, turn it off and allow it to cool down before using it again.
What should I do if the projector won't focus properly?
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.
How do I find the serial number of my projector?
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.
How do I find my projector's MAC address?
Go to Settings > Device Preferences > About > Status > Device MAC Address.
How do I factory reset Mars 3?
Go to Settings > Device Preferences > About > Factory Reset
Note: This will restore your device to default settings and erase all data, accounts, files, and downloaded apps.
How do I restart Mars 3?
Go to Settings > Device Preferences > Restart
What should I do if my projector has no sound?
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.
What should I do if the firmware update fails?
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.
What should I do if Mars 3 can't connect to Wi-Fi?
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.
How do I update firmware?
1. Go to Settings > Device Preferences > About > System Update.
2. Go to Settings > Projector Settings > Update > Firmware Update.
How do I pair devices with Mars 3 via Bluetooth?
Go to Settings > Remotes & Accessories
How do I zoom in and out with Mars 3?
Go to Settings > Projector Settings > Image Correction > Scaling > Zoom
How do I switch to Bluetooth speaker mode?
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.
How can I play movies from a USB drive?
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.
How do I play videos without Wi-Fi?
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.
What is Mars 3's projection distance?
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 m
50"" / 1.3 m
80"" / 2.1 m
100"" / 2.6 m
110"" / 2.9 m
120"" / 3.2 m
150"" / 4.0 m
200"" / 5.3 m
How do I upgrade the remote control firmware?
Go to Settings > Remotes & Accessories > Anker-AR > Check Updates
How do I pair the remote with Mars 3?
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.
How do I use Nebula Connect?
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.
How do I install apps on Mars 3?
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.
How do I install Netflix on Mars 3?
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.
Notice
Netflix will appear in the second position on the Nebula Play channel in the home screen.
How do I control Netflix on Mars 3?
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.
What should I do if I can't connect to Nebula Connect?
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.
What should I do if apps keep crashing?
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












