Pressing MENU closes the OSD menu

The menu times out by default after 10 seconds. To change the OSD display time, adjust the OSD/TIMER parameter.

As an example of setting parameters, to increase the contrast on the display:

1.From normal operation, press MENU.

The OSD main menu appears on the screen.

2.Press the + or – button to highlight CONTRAST. CONTRAST changes to green when highlighted.

3.Press ENTER.

The contrast value parameter changes to red.

4.Press the + button to increase the value (increase the contrast) or the – button to decrease the value (decrease the contrast).

The value ranges from 0 to 100.

5.Press ENTER to set the value.

The contrast value parameter changes back to white.

6.To return to normal operation, highlight EXIT and press ENTER, press MENU, or wait until the menu times out.

5.2.2The MAIN MENU

The following table defines the MAIN MENU parameters and functions.

 

 

 

Parameter

 

 

 

Function

 

 

 

CONTRAST

 

 

Adjusts the contrast

 

 

BRIGHTNESS

 

 

Adjusts the brightness

 

 

 

 

 

 

 

 

 

 

 

 

FINETUNE

 

 

Adjusts the other ProcAmp parameters, for example, hue, sharpness,

 

 

 

 

 

 

noise reduction, and so on

 

 

 

 

 

 

 

 

 

 

 

 

COLOR

 

 

Adjusts the color of the display – RED, GREEN, BLUE

 

 

SIZE

 

 

Select the size of the display: LETTER BOX, PANSCAN, FULL,

 

 

 

 

 

 

OVERSCAN, and two underscan settings: UNDER 1 and UNDER 2

 

 

OUTPUT

 

 

Sets the output resolution (see Section 5‎ .2.3)

 

 

 

 

 

 

 

 

 

 

OSD

 

 

Adjusts parameters of the on-screen display (see Section 5‎ .2.4)

 

 

 

 

 

 

 

 

 

 

FACTORY

 

 

Resets the device to its factory default parameters and automatically

 

 

RESET

 

 

senses the input and output devices

 

 

INFORMATION

 

 

Displays the source, input and output resolutions and the software version

 

 

 

 

 

 

 

 

EXIT

 

 

Select to exit the OSD

 

 

 

 

 

 

 

 

 

 

 

 

10

 

 

 

 

 

VP-420, VP-421 - Operating the VP-420, VP-421

 

 

 

 

 

 

 

 

 

 

 

 

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Kramer Electronics VP-420 user manual Main Menu

VP-420 specifications

Kramer Electronics has established itself as a leader in professional AV solutions, and the VP-421 and VP-420 video processors are prime examples of its innovative technology. Designed for seamless integration into various AV setups, these devices are perfect for educational institutions, corporate environments, and event venues seeking high-quality video performance.

The Kramer VP-421 is a versatile scaling switcher that supports multiple video formats, providing high-quality switching and scaling capabilities. It offers up to four inputs and one output, allowing users to connect multiple video sources, such as computers, cameras, and multimedia players. This flexibility makes it an excellent choice for presentations and live events where ease of use and reliability are paramount. The VP-421 features advanced scaling technology, ensuring that all input signals are converted to a consistent output resolution. This guarantees optimal display quality across a wide range of screens and projectors.

On the other hand, the VP-420 is designed for streaming applications, offering similar input capabilities while focusing on delivering high-resolution video outputs. It supports resolutions up to 4K, making it ideal for organizations looking to future-proof their AV systems. The VP-420 includes built-in audio embedding and de-embedding features, enabling seamless audio management alongside the video output. This is particularly advantageous in settings where audio-visual synchronization is critical.

Both devices utilize Kramer’s proprietary technology to minimize latency and maximize performance. Their user-friendly interfaces, complete with intuitive controls, make switching between sources straightforward, even for those with limited technical expertise. Additionally, the compact design of the VP-421 and VP-420 allows for easy installation in racks or on desks, optimizing space without compromising functionality.

Kramer Electronics also places a strong emphasis on build quality, and both the VP-421 and VP-420 are constructed from durable materials to withstand daily use in busy environments. Their robustness ensures reliability, allowing organizations to maintain consistent performance without frequent maintenance interruptions.

In conclusion, the Kramer VP-421 and VP-420 are exemplary video processing solutions that incorporate advanced scaling and switching technologies. Their versatility, high-resolution capabilities, and user-friendly designs make them suitable for a wide range of professional AV applications. With these devices, Kramer Electronics continues to reinforce its reputation for providing top-tier audiovisual solutions that enhance the viewing experience and streamline operations.