How to fix the keystone effect (distorted image) on a projector?

Ensure the projector is level and perpendicular to the screen, then use the built-in "Keystone" settings to square the image. When you see below situation, please follow below instructions to adjust:   Physical Alignment: Place the projector on a flat surface. Ensure the lens is at a 90-degree angle relative to the center of...

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 reset lamp timer

After replacing the Projector Lamp, resetting the lamp timer is highly recommended to help keep track of how long the lamp has been on. The Lamp Timer will also let you know when the lamp needs to be replaced. The Lamp timer can be found in the projector Menu. The specific location of the timer can be found in different locations depending ...

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...

Why can't the M1 mini Power On or Auto Shutdown after charging?

    1. Using a power bank or a USB power adapter with DC output of 5V/2A is required via the Micro USB port for charging the M1 mini battery.   2. Charge the projector for 2 hours (5V/2A) before using it in battery mode for the first time.   Battery Usage Time Information     NOTE:  When the projector is in use, a 5V/2A power ada...

What is the duration of Security Update Support for ViewSonic Consumer Projectors?

ViewSonic will offer security update support to the following consumer projector products in compliance with the UK’s Consumer Connectable Product Security Regime and the Australian Cyber Security Act 2024 until the dates specified below. Product End of Support PX749-4K/ VS19349/ CPB414K/ HC4K41/   T4K41/ K414K/ V414K/ PX749-4KE/ PX74...

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 ...

What is the Function of the "Music Mode" button on the M1 and M1+ Remote Control?

The button enables “Music Mode”, which allows users to keep playing music without projecting an image (i.e. like an MP3 player).

Why is my projector fan making an unusual noise?

Most fan noise issues are related to settings or ventilation. Check the High Altitude Mode and ensure the vents are clear before considering repair. Troubleshooting Steps: Verify Device Specs: If you own a fanless portable model and hear strange noises, contact support immediately as there are no moving parts intended to make sound....

What to do if the projector won't turn on or has no power?

Check all cable connections, verify the LED indicator on the AC adapter, and test a different wall outlet. Verify Connections: Ensure the power cord is firmly seated in the AC adapter "brick" and the plug is fully inserted into the wall outlet. Check Adapter LED: Look for a small light on the adapter unit. LED On: The adapter is re...