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4K HDR Installation Laser Projector with 6000 Lumens | LK990
Ultra-Accurate 4K HDR BlueCore Laser Projection for Enjoying Superb Entertainment Content
  • With the capability of generating intense BlueCore laser-powered brightness for 20,000 hours of maintenance-free operation, BenQ's LK990 harnesses the enduring DLP picture quality, razor-sharp 4K resolution and IP6X level protection against dust to deliver impactful visual communication. LK990 is ideal for a wide range application scenarios such as sports bar, private guesthouses, or simulated exhibitions. With the IP6X-certified dustproof capabilities and a high luminence, LK990 can resist dust in outdoor environments while being used for outdoor cinema. By leveraging the innovative HDR technology and industry-leading light source, LK990 facilitates impactful and impressive visual display, allowing entertainment venues, outdoor environment or sports bars to provide the most authentic and delicate audiovisual enjoyment.
4K HDR Installation Laser Projector with 6000 Lumens | LK990 Ultra-Accurate 4K HDR BlueCore Laser Projection for Enjoying Superb Entertainment Content
  • With the capability of generating intense BlueCore laser-powered brightness for 20,000 hours of maintenance-free operation, BenQ's LK990 harnesses the enduring DLP picture quality, razor-sharp 4K resolution and IP6X level protection against dust to deliver impactful visual communication. LK990 is ideal for a wide range application scenarios such as sports bar, private guesthouses, or simulated exhibitions. With the IP6X-certified dustproof capabilities and a high luminence, LK990 can resist dust in outdoor environments while being used for outdoor cinema. By leveraging the innovative HDR technology and industry-leading light source, LK990 facilitates impactful and impressive visual display, allowing entertainment venues, outdoor environment or sports bars to provide the most authentic and delicate audiovisual enjoyment.

Application

Can I control the BenQ projector with a remote control designed by other manufacturers?
Yes. When setting the remote control, please input the [custom code + IR code] or [IR code + custom code] based on the instruction on the remote control. The custom code for BenQ is 0X30. For IR code, please refer to the user manual.
Which reminder messages will stop being displayed after "Reminder Message" is switched off?
After "Reminder Message" option is switched off in OSD, the following messages will stop being displayed:
- All signal searching…
- No signal
- (Source) Source searching…
- (Source) Source detected
- Auto adjusting…
- Signal status(Source information menu)
- ECO BLANK/No source detected
- Out of range
- Best resolution
How do I clean my projector lens?
Please refer to the below video for a guide to cleaning your projector's lens.
How to change the lamp and reset the lamp timer?
Please refer to the below video for instructions on how to replace a projector lamp and reset the lamp life timer on BenQ projectors.

Specification

Is the baud rate of the projector changeable?
No. The default baud rate is 9600 and cannot be changed.
Which types of BenQ projectors require a power cycling process?
For BenQ projectors designed for general home entertainment and business use, we recommend powering off the projector for 2-3 minutes after every 12 hours of constant use for longer lasting reliability and maximized projector lifespan. BenQ professional projectors designed with corresponding industrial standards can be used continuously for more than 12 hours and do not require a power cycling process as our home and general-use business projectors do. If you have any questions, please contact your local BenQ customer care team for further assistance. Thank you.

Further Query

Is the baud rate of the projector changeable?
No. The default baud rate is 9600 and cannot be changed.
Which types of BenQ projectors require a power cycling process?
For BenQ projectors designed for general home entertainment and business use, we recommend powering off the projector for 2-3 minutes after every 12 hours of constant use for longer lasting reliability and maximized projector lifespan. BenQ professional projectors designed with corresponding industrial standards can be used continuously for more than 12 hours and do not require a power cycling process as our home and general-use business projectors do. If you have any questions, please contact your local BenQ customer care team for further assistance. Thank you.
My remote control is not working. What can be done to fix it?
Please follow below steps for troubleshooting:
(1) Check if the remote receiver is turned off by accident in OSD. It should be turned to Front/Top/Front+Top.
(2) Check if the batteries are out of power. Replace both of the batteries with new ones.
(3) Make sure you are not too far away from the projector. Stand within 7 meters from the projector.
(4) Remove the obstacles between the remote control and projector.
For demo, please refer to the tutorial video
Can I control the BenQ projector with a remote control designed by other manufacturers?
Yes. When setting the remote control, please input the [custom code + IR code] or [IR code + custom code] based on the instruction on the remote control. The custom code for BenQ is 0X30. For IR code, please refer to the user manual.
Which reminder messages will stop being displayed after "Reminder Message" is switched off?
After "Reminder Message" option is switched off in OSD, the following messages will stop being displayed:
- All signal searching…
- No signal
- (Source) Source searching…
- (Source) Source detected
- Auto adjusting…
- Signal status(Source information menu)
- ECO BLANK/No source detected
- Out of range
- Best resolution
How do I clean my projector lens?
Please refer to the below video for a guide to cleaning your projector's lens.
How to change the lamp and reset the lamp timer?
Please refer to the below video for instructions on how to replace a projector lamp and reset the lamp life timer on BenQ projectors.