3.3 Preview of next menu level

The OSD shows a preview to the options and settings of the next menu level if applicable.

The active menu level shows a bright background [4] and a colored cursor bar [3] (see color table). The inactive menu level areas show the gray background [2].

3.4 Input detection for dual input monitors

If there is no signal on the actual input, the MCU should search also on the other input for a valid signal. If the preferred input has no signal but the other, than the input status message is shown. If both inputs have no signal the monitor shows the "No signal, going to sleep" message.

3.5Auto level

Cursor moved to Auto level

SELECT is pressed 1st time

A confirmation dialog is shown

After selecting 2nd time, the auto level adjustment is performed and the menu returns back one level.

This function should set the black level to the black level of the signal or to factory default black level and signal input range to the actual signal white level.

This should work at least from 550 mV to 1000 mV.

3.6Audio

If mute is activated, the adjust bar of volume is not filled, but any change of volume switch audio status back to normal.

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Princeton VL1919 Preview of next menu level, Input detection for dual input monitors, Auto level, Audio
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VL1919 specifications

The Princeton VL1919 is an innovative laser projector that has been making waves in the field of visual technology. Renowned for its sleek design and advanced features, the VL1919 is tailored for both professional and home entertainment environments. Its compact build allows for easy installation and movement, making it a versatile option for a wide range of applications, from business presentations to immersive home cinema experiences.

One of the standout characteristics of the Princeton VL1919 is its impressive brightness level, often rated at upwards of 5,000 lumens. This level of brightness ensures vibrant and clear images even in well-lit environments, making it an ideal choice for conference rooms or classrooms. Coupled with its high contrast ratio, the projector delivers sharp image quality, reproducing colors accurately and providing deep blacks for an enhanced viewing experience.

In terms of technology, the VL1919 utilizes advanced laser light source technology, which not only enhances image quality but also significantly extends the lifespan of the projector. Unlike traditional lamp-based projectors, the laser source can last up to 20,000 hours, reducing the need for frequent replacements and maintenance. This cost-effective feature is particularly beneficial for organizations looking to minimize operational costs.

The device supports various resolution formats including Full HD (1920 x 1080) and 4K ultra-high definition, ensuring compatibility with a wide array of media. Additionally, it incorporates advanced image processing technology that enhances video playback, reducing latency, and improving overall performance during dynamic scenes.

Connectivity is another notable feature of the Princeton VL1919. The projector is equipped with multiple input options, including HDMI, USB, and VGA ports, allowing users to connect various devices like laptops, streaming devices, and even smartphones with ease. This flexibility ensures that users can seamlessly switch between different input sources during presentations or movie nights.

Given its array of features, the VL1919 stands out as an innovative choice in the realm of projectors, catering to professionals and home users alike. Its advanced technologies, impressive brightness, and versatile connectivity options make it a top contender for those seeking high-quality visual solutions. As the demand for effective projection solutions continues to grow, the Princeton VL1919 remains a reliable and powerful option for any setting.
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