What should I do if the projector remote control is not working?

Replace the batteries and ensure there are no obstructions between the remote and the projector's IR receiver. Replace Batteries: Insert a fresh set of batteries. Low power can cause intermittent operation even if the remote’s indicator light turns on. Clear Obstructions: Ensure the [IR Receiver] on the projector is not blocked by any ...

The image is out of focus

Make sure that you have set it to its native resolution. Check the user guide to determine what the native resolution of the display is and set it to the native resolution if  the video source that is being used can support it. Digital signals (HDMI, DisplayPort) normally produce sharper images. If you are using a VGA or analog signal try to s...

Why does the projector fan stay on after the unit is turned off?

This is normal operation. It is either a temporary cooling phase (3–5 mins) or a result of the Network Standby feature being enabled. Detailed Explanation: 1. Cooling Down Period Behavior: The fan remains on for 90 seconds to 5 minutes after pressing the power off button. Purpose: To dissipate residual heat from the lamp. Do not unplug ...

How do I connect external speaker(s) to my projector?

1.Wired connection:   1.1 via 3.5mm audio out:       If the projector is equipped with a 3.5 mm audio out mini jack, usually it is  green and marked as          Audio Out. Please connect a 3.5 mm audio cable between speaker and projector for audio output        purpose.     1.2 via S/PDIF:        If the model is equipped with S/PDIF por...

How to make the screen fit my projector's display area?

Please refer to this FAQ:   How to solve the overscan problem with my monitor?

How to do when my screen doesn’t display native resolution after Windows 10 update?

Windows update may cause some issues with screen resolution setting being lost, Please follow below steps to change the resolution of the screen and check: Type Change screen resolution in the Search box from the desktop  and click   Change screen resolution of the display.   Under Display Resolution select Recommended resolution. A wi...

How to fix shadows, ghosting, or double images on the projector screen?

Image artifacts are often caused by poor cable quality or signal interference. Use high-quality cables and avoid using excessive adapters. Use Bundled Cables: Test using the [original video cable] provided with the product. Remove Intermediate Devices: Disconnect any [docking stations], [adapters], or [video splitters]. Connect the ...

What to do if there is no sound from the projector’s speakers when connected the PC/laptop to projector?

1. Ensure that your monitor has built-in speakers. You can check it on Product's website page -> Specification -> Audio.   2. Check the cable connection: a. Make sure the connection is secured.  b. Re-plug or try another HDMI (Premium) certificated cable in direct connection. c. If using a VGA cable, ensure the audio cable is connected ...

How to adjust the image size on a projector?

Adjust the image size by changing the "Throw Distance," rotating the "Zoom Ring," or using the "Digital Zoom" setting in the menu. Adjust Throw Distance (Physical): This is the most effective method. Move the projector further from the screen for a larger image, and closer for a smaller one. Use the Zoom Ring (Optical): Rotate t...

How to enable the remote controller PgUp and PgDn functions?

In order to enable the PgUp and PgDn function on your remote controller for the PX701-4K projector, please follow the instruction below: Besides your video cable (HDMI), please connect an additional USB cable from the back of the PX701-4K projector to your PC/Laptop. Change the control method to USB by entering your OSD menu -> System ...