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Troubleshooting

 Fail to power on by the remote control?

•  Hold 

 for 2 seconds on the projector to power 

on.

•  When powered off, you cannot use the remote 

control to power on.

 The remote control doesn’t work?

•  Remove the protective tab to activate the remote 

control batteries.

 Blurred image?

•  Rotate the focus adjusting knob to get the best 

focus.

 Reversed projection image?

•  Press 

  to access the home menu, select 

[Settings]

 > 

[Projector Mode]

 and switch to a 

correct state. 

 Cannot connect to a Wi-Fi network?

•  Refresh the list of available networks and retry.
•  Reboot the wireless router or the device and retry.

 How do I update the firmware?

•  When new version is detected, you will be asked 

to reboot and update.

Notice

Declaration of Conformity

This product complies with the radio 

interference requirements of the European 

Community. Hereby, Anker Technology 

Co., Limited. declares that this device is in 

compliance with the essential requirements 

and other relevant provisions of Directive 

2014/53/EU. For the Declaration of 

Conformity, visit the Web site www.

SeeNebula.com/certification.

BT Maximum output power: 8 dBm;  BT 

Frequency band: 2402~2480 MHz;  

Wi-Fi Max Output Power: 16 dBm (2.4G); 10 

dBm (5G); 

Wi-Fi Frequency Band: 2412~2472 MHz (2.4G); 

5150~5250 MHz, 5725~5850 MHz (5G).

5150~5250 MHz can be used indoor only.

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This product is designed and manufactured 

with high quality materials and components, 

which can be recycled and reused. 
This symbol means the product must not be 

discarded as household waste, and should be 

delivered to an appropriate collection facility 

for recycling. Follow local rules and never 

dispose of the product and rechargeable 

batteries with normal household waste. 

Correct disposal of old products and 

rechargeable batteries helps prevent negative 

consequences for the environment and 

human health. 

51005000960_D4111_Manual_60X110mm_20181218-V01.indd   18-19

2018\12\18 星期二   15:49:03

Summary of Contents for D2421

Page 1: ...0 www SeeNebula com For FAQs and more information please visit support SeeNebula com Anker Innovations Limited All rights reserved NEBULA and the NEBULA logo are trademarks of Anker Innovations Limite...

Page 2: ...magnetic field To prevent overheating do not block or clog the ventilation openings Never place this device in a confined space Always leave enough space around this device for ventilation Protect thi...

Page 3: ...can be swallowed Keep the remote control out of reach of children Risk of explosion Keep batteries away from heat direct sunlight or fire Never dispose of batteries by burning When the remote control...

Page 4: ...Speaker 2 Rear View 2 1 3 4 1 Air ventilation outlet 2 Infrared Receiver 3 INPUT Connect to power supply Connect to a USB flash drive via supplied OTG cable 4 HDMI Connect to a playback device via HD...

Page 5: ...wer on off Press to switch between standby and resume when powered on 5 Air ventilation inlet 5 Remote Control 7 8 2 1 3 4 6 5 1 Press to select an option shutdown standby reboot or enter Bluetooth Sp...

Page 6: ...age ranging from 40 to 80 inches 2 Preparing the Remote Control For first time use remove the protective tab to activate the remote control battery To replace the battery unlock and open the battery c...

Page 7: ...ss the home menu select Network and press Follow the on screen instructions to complete the network connection 2 Bluetooth A Bluetooth Speaker Mode You can use this device as a standalone Bluetooth sp...

Page 8: ...a or uninstall it T When more than 3 apps are installed you can select All at the bottom line of the home page to enter the Apps page Select an app and press in the remote control and then you can sel...

Page 9: ...MI and press It will automatically start the HDMI playback when connected to an HDMI playback device for the first time HDMI 2 Screen Cast You can wirelessly cast the screen of your smartphone or tabl...

Page 10: ...sumption 10W Standby power consumption 0 5W Display technology 0 2inch 854 480p DLP Light source RGB LED Projection image size 20 100 inch Resolution 854 x 480 Pixel Brightness 150 ANSI Lumens Contras...

Page 11: ...declares that this device is in compliance with the essential requirements and other relevant provisions of Directive 2014 53 EU For the Declaration of Conformity visit the Web site www SeeNebula com...

Page 12: ...ence will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user...

Page 13: ...ULL REFUND for any reason If the reason for return isn t quality related the customer must pay for the return shipping 12 Month Warranty for Quality Related Issues Nebula s products are warrantied to...

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