How to fix a BenQ LK990 Projector that won't turn on?
If your BenQ projector isn't turning on: * Ensure the power cord is securely plugged into both the projector's AC power jack and a functioning power outlet. If the outlet has a switch, make sure it's on. * If you've recently turned the projector off, wait for the cooling process to complete before attempting to turn it on again.
What to do if the BenQ LK990 Projector remote control does not work?
If your BenQ projector's remote control isn't working, try these solutions: * Replace the batteries with new ones. * Make sure there are no obstacles blocking the path between the remote control and the projector. * Ensure you are within 8 meters (26 feet) of the projector.
What to do if my BenQ LK990 has no picture?
If your BenQ projector isn't displaying a picture, there are several potential causes: * Ensure the video source is turned on and the signal cable is correctly connected. * Verify the projector is correctly connected to the input signal device. * Select the correct input signal using the SOURCE key. * Make sure the lens cover is open.
How to fix a blurred image on a BenQ Projector?
If the image on your BenQ projector appears blurred: 1. Adjust the focus of the lens using the focus ring until the image becomes clear. 2. Ensure the projector and screen are properly aligned. Adjust the projection angle, direction, and height of the projector as needed. 3. Confirm that the lens cover is open.
General| Display Technology | DLP |
|---|---|
| Native Resolution | 3840 x 2160 |
| Brightness | 5000 ANSI Lumens |
| Light Source | Laser |
| Zoom | 1.6x |
| Lens Shift | Vertical: ±60%, Horizontal: ±23% |
| Speakers | 10W x 2 |
| Weight | 12.5 kg |
| Light Source Life (Normal/Eco) | 20, 000/30, 000 hours |
| Keystone Correction | Vertical: ±30°, Horizontal: ±30° |
| Connectivity | HDMI, USB, LAN, RS-232 |
| Projection Size | 60" ~ 200" |
| Input Lag | 16.67 ms (1080p@60Hz) |
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