Why do I hear noises when viewing images from my Optoma DC450 on the computer?
If you are experiencing noises when viewing images from your Optoma Document Camera on the computer, it could be that the flicker setting does not match the standard of your country. Adjust the flicker setting to resolve this issue.
General| Sensor type | CMOS |
|---|---|
| Image freeze | Yes |
| Maximum frame rate | 30 fps |
| Optical sensor size | 1/3.2 \ |
| Effective sensor resolution | 8 MP |
| Supported graphics resolutions | - |
| Digital zoom | 8 x |
| Optical zoom | 10 x |
| Shooting area (WxD) | 297 x 420 mm |
| Interface | USB 2.0 |
| Ethernet LAN | No |
| USB 2.0 ports quantity | USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them. |
| VGA (D-Sub) input ports | 1 |
| Product color | White |
| Image quality adjustment | Brightness |
| AC input voltage | 100-240 V |
| Operating voltage | 5 V |
| Power supply type | AC |
| AC input frequency | 50 - 60 Hz |
| Cables included | HDMI, USB, VGA |
Weight and Dimensions| Depth | 200 mm |
|---|---|
| Width | 160 mm |
| Height | 530 mm |
| Weight | 1650 g |
| Dimensions folded (WxDxH) | 160 x 200 x 375 mm |
Details FCC compliance requirements for Class A digital devices.
Outlines European Community compliance for Class A products.
Instructions for proper disposal of the product as e-waste.
Warning against direct viewing of the LED light source to prevent retinal damage.
Instructions on how to safely carry the document camera by its base.
Precautions regarding potential damage from impacts and arm movement.
A labeled diagram identifying all external parts of the document camera.
Explains the function of each button on the control panel.
Details the functions of buttons on the infrared remote control.
Guidelines for installing batteries and general usage notes for the remote.
How to rotate the image using the lens rotator.
Instructions for turning on and adjusting the LED lamp for better exposure.
How to adjust the output switch based on the connected display.
Guidance on adjusting the gooseneck arm for various working positions.
Specifies the optimal working area dimensions for the camera.
Instructions on how to rotate the image if the document is not placed correctly.
Steps to increase or decrease the brightness level of the image.
How to use the zoom buttons to magnify or reduce the screen image.
Instructions for flipping the image horizontally or vertically.
Guides on using auto-focus and manual focus for clear images.
Method for using the anti-glare sheet to reduce reflections on glossy surfaces.
Explains default and available white balance modes (Auto, Fluorescent, Tungsten, Custom).
Step-by-step guide to setting a custom white balance.
Instructions for inserting and removing SD/SDHC/MMC memory cards.
Recommendations for formatting new cards and notes on file saving.
Overview diagram illustrating the system's connection ports.
Steps for connecting the power adapter to the device and power outlet.
Table detailing available output resolutions and aspect ratios for VGA and HDMI.
How to connect the document camera to TVs or projectors using VGA output.
Connecting via VGA for passthrough functionality between computer and display.
How to connect the document camera to a computer using an HDMI cable.
Steps to connect the camera to a computer using USB for data transfer or PC Cam mode.
General steps for accessing and navigating the camera's menu options.
Detailed explanation of menu options available in preview mode.
Explanation of menu options for playback mode, including file management.
Instructions on how to record video clips and capture still images.
Steps for accessing and viewing recorded pictures and video clips.
Guide on transferring video clips and images from the camera to a PC.
Instructions for setting up and using the document camera as a webcam.
How to use highlight and mask features to emphasize or obscure parts of the image.
Explanation of how to use the PIP feature to display a secondary image.
Instructions for connecting the document camera to a microscope for magnification.
Details on selecting and installing the correct microscope adapter.
Steps for safely powering off and disconnecting the device from power.
Instructions on how to fold the camera components for compact storage.
Solutions for issues like the device not powering on or no image output.
Troubleshooting steps for problems with taking pictures or recording video clips.
Solutions for fuzzy images, reversed images, or frozen image display.
Troubleshooting steps for remote control malfunctions and memory card errors.
Solutions for problems with deleting files or viewing video clips on a computer.
Troubleshooting for TV display problems and audio noises during image viewing.
To Next Page