Which web browser is the best for running myViewBoard.com?

It is suggested that you use Google Chrome Browser with myViewBoard.com as most features are only available on Chrome.

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 ...

Why do I keep seeing error message "Access denied"?

You may be temporarily experiencing issues connecting to the internet or to our directory service servers.  Please check the following: 1. Make sure you have good Internet connectivity    Check to see if you are able to visit other websites normally (e.g., https://myViewBoard.com) 2. On your computer, disable and then enable the in...

How to set up dual projectors on a Windows computer?

Before connecting two projectors to your Windows PC/laptop, please ensure your system can run multiple video outputs. 1. To check your graphics card's maximum number of output signals, please refer to the graphics card manufacturer like the example below. Dedicate Graphics Card Integrate Graphics Card  2. Make sure your devi...

How to change the projector lamp in a projector?

The methods for changing the projector lamp (bulb) differ depending on the model of the projector. For accurate instructions, you can find lamp swapping instruction at ViewSonic product download page.   <Note> It is recommended that you use an authentic ViewSonic replacement lamp.  

Can IFP7550 play 4K2K content?

Yes, IFP7550 can play 4K2K content.

Why the image is pixelated from my projector?

Usually this is related to unmatched output resolution setting and content.  For example, setting 720P resolution output to a 4K projector or playing a 720P video on a 4K projector in full screen would cause pixelated.   Please make sure to set recommended resolution by referring to this FAQ.

What's the difference in audio output when connected to S/PDIF OUT(COAX OUT/OPTICAL) and AUDIO OUT on IFP?

1. S/PDIF:       When connected via COAX OUT or OPTICAL port to an external amplifier, the output signal level is fixed.    With this connection, both built-in and external speakers will output audio.        You need to adjust volume on IFP speaker via IFP volume control button or remote control and adjust volume on external speaker by...

How to control IFP via RS232/LAN?

1. Use a RS232 crossover adapter (except: IFP34 series, IFP52-1C series, IFP110) for RS232 control. 2. Make sure to set the communication settings below correctly  3. If you connect from PC, please make sure the com port is correctly chosen.         4. It's recommended to vController to control the Viewboard by RS232.     Please r...

What is the maximum USB cable length for ViewBoard Touch connection?

USB standards have strict physical signal limits. USB 2.0 has a maximum recommended length of 5 meters, while USB 3.0/3.2 is restricted to 2-3 meters. Exceeding these limits causes touch lag, disconnects, or device recognition failure. Technical Specifications: USB Version Data Rate Max Recommended Length Typical Usage USB 2.0 480 Mbp...