How to enable debug mode on commercial displays?

1. Download ADB from: https://developer.android.com/studio/command-line/adb.html  2. Press MENU 9 9 1 on the display's remote control to show the Service Menu or Debug Menu. 3. EP5540/ EP554T/EP5542/EP5542T:  Service Menu > OS Setting > ADB Enable   4. CDE6520/CDE7520/CDE8620:  Debug Menu > System Debug > ADB Switch   5. CDE4320/...

Whiteboard for Windows will not start. Application opens and closes immediately.

Step 1  In Windows 10, Search for and open "Event Viewer".  Then go to: Windows Logs > Application.  Check your Windows Event Viewer and look for an Application Error message related to vBoard.exe.  Step 2 From the above Event Viewer, if you find libcef.dll in the description under the Details tab, this means there are missing files ...

How to set up video wall in daisy chain?

Here’re major steps to set up video wall in portrait position for your reference. 1. Set up  monitor ID in OSD menu as 1~4 prior to mounting monitors.   2. Connect  IR sensor cable to monitor 1.   3. Connect  the PC to monitor 1 with DP cable firstly for easy setup & adjustment  afterwards.   4. Mounting  monitor 1/2/3/4 in portrait p...

How to manually install LED monitor drivers under Win10 64-bits?

If you're not able to install your monitor drivers with the driver pack "Standard Monitor Driver Signed Windows 10 x64 " downloaded from ViewSonic website, please follow below instruction to manually install Win10 x64 driver. 1. Download the attached ZIP file including monitor drivers to your PC and extract it. 2. Under "Control Panel",...

ViewSonic Projector RS232 protocol

ViewSonic Projector RS232 v1.19

What can I do when I see "All functions locked” message on IFP5550/IFP6550/IFP7550/IFP8650?

Applied model: 1. Americas: IFP**50 - Gen 1, IFP**50 - Gen 2, IFP**50 - Gen 3, IFP70. 2. Asia Pacific & Africa: IFP**50, IFP**50-2, IFP**50-3, IFP70. 3. Europe: IFP**50, IFP**50-2EP, IFP**50-3EP, IFP70.   You can press front control button “SETTING” “VOL+” “VOL-“ “VOL+” “VOL-“ in sequence to unlock.

Why are certain options greyed out in OSD menu?

When a digital signal is connected (e.g. HDMI, DisplayPort, DVI), there are certain options greyed out in OSD menu as preset settings that cannot be changed. Those greyed out settings will be available when an analog signal (e.g. VGA) is connected.

What to do if remote control does not work properly?

  Please do the following check: Make sure there are no obstructions in the way of the IR receiver on the device. Move closer to the receiver (within 23 feet) or change the angle (within 30 degrees) to the receiver. Replace the batteries. Even if lights on the remote control are on, weak batteries may still cause the remote control to oper...

Should I install MacOS drivers for my monitor?

MacOS does not require monitor drivers when using a ViewSonic monitor. The MacOS will automatically read the EDID information stored in the monitor and use the system information/profiler utility to detect the monitor’s specifications and capabilities.  If you can not get native resolution or refresh rate on the monitor:   Please check if ...

Which Cable Do I Need For 144Hz?

To output:   1.1080p content at 144Hz, you will need either a dual-link DVI, a DisplayPort, or an HDMI 1.3 or higher cable.    2. 1440p at 144Hz, you will need at least an HDMI 2.0 or a DisplayPort 1.2 cable.   3.4K at 144Hz, you will need a HDMI 2.1 or a DisplayPort 1.4 cable which can carry 120Hz signal without compression.