How to fix 'Signal out of range' on BenQ Interactive whiteboard?
If your BenQ Interactive whiteboard displays a 'Signal out of range' message, verify that the display settings are correct and the resolution is set to the optimal value. You can also try adjusting the line and field synchronization in the menu.
How to correct touch positioning on BenQ RP840G Interactive whiteboard?
To correct the touch positioning on your BenQ Interactive whiteboard: * Check that the driver is properly installed and make the necessary corrections. * Ensure the touch pen is facing the screen.
Why is the touch function invalid on my BenQ RP840G?
If the touch function on your BenQ Interactive whiteboard isn't working, verify that the touch driver is installed and running. Also, ensure that the size of the object you're using to touch the screen is comparable to a finger.
Why is the touch positioning not correct on my BenQ Interactive whiteboard?
If the touch positioning is not correct on your BenQ Interactive whiteboard, check that the driver is properly installed and calibrated. Also, ensure that the touch pen is facing the screen correctly.
How do I remove vertical lines or streaks on my BenQ RP840G background?
If the background of your BenQ Interactive whiteboard has vertical lines or streaks, try selecting automatic correction in the menu. If that doesn't resolve the issue, adjust the clock and phase position in the menu settings.
Why does only one speaker have sound on my BenQ Interactive whiteboard?
If only one speaker has sound on your BenQ Interactive whiteboard, adjust the sound balance in the menu. Check whether the computer sound control panel is set up for only one sound channel. Also, verify that the audio line is connected correctly.
Why does my BenQ RP840G Interactive whiteboard have image but without sound?
If your BenQ Interactive whiteboard has an image but no sound, try the following: * Check if the mute button is activated. * Adjust the volume using the VOL+/VOL- buttons. * Verify that the audio line is connected correctly.
Why does only one speaker have sound on BenQ Interactive whiteboard?
If only one speaker is producing sound on your BenQ Interactive whiteboard: * Adjust the sound balance in the menu. * Check if the computer sound control panel is set to only one sound channel. * Verify that the audio line is connected correctly.
Why is there no sound with VGA output on my BenQ Interactive whiteboard?
If you are experiencing VGA output without sound on your BenQ Interactive whiteboard, check whether you have connected an external device with a headphone cable.
Why does BenQ RP840G Interactive whiteboard machine automatically shutdown?
If your BenQ Interactive whiteboard is automatically shutting down, consider the following: * Check the sleep settings. * Check for any recent power outages. * Check if the automatic shutdown feature is enabled when there is no signal.
General| Display Size | 84 inches |
|---|---|
| Brightness | 350 cd/m² |
| Contrast Ratio | 1200:1 |
| Internal Storage | 32GB |
| Response Time | 8 ms |
| Resolution | 3840 x 2160 |
| Touch Technology | Infrared |
| Connectivity | HDMI, USB, VGA, RS-232, LAN |
| Operating System | Android |
| Microphone | Built-in |
| Multi-Touch | Yes (20-point touch) |
Essential safety guidelines for operation and installation of the interactive flat panel.
Precautions for remote control use, battery handling, and disposal.
Lists included items and provides initial display installation guidance.
Guides first-time setup, including language, network, and internet connection.
Details front panel buttons, remote functions, and their usage across models.
Identifies and explains all available ports for connecting devices to the display.
Instructions for connecting power sources and various input devices like VGA and USB.
How to power the display on/off and select input signals using menus or remote.
Explains touch gestures and procedures for updating display software.
Guides on accessing and adjusting display settings via menus like Audio, Screen, and System.
Overview of the built-in Android OS, main interface, and applications like EZWrite.
Comprehensive guide to the annotation and whiteboard application features.
Technical details and features for RP552 and RP840G models.
Physical dimensions, mounting specs, and supported video resolutions for models.
Solutions for common problems like no picture, no sound, or distorted images.
Troubleshooting steps for unresponsive remote controls or panel buttons.
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