Operating the VP-420/VP-421

6.2.2The MAIN MENU

Table 4 defines the MAIN MENU parameters and functions.

Table 4: The MAIN MENU Parameters and Functions

Parameter

Function

CONTRAST

Adjusts the contrast from 0–100. The default is 50

BRIGHTNESS

Adjusts the brightness from 0–100. The default is 47

FINETUNE

Adjusts the positioning of the display – PHASE, CLOCK, H-POSITION, V-POSITION;

 

range 1–100. The default is 50

COLOR

Adjusts the color of the display – RED, GREEN, BLUE; range 1–100. The default is 47

SIZE

Select the size of the display: FULL, PANSCAN, LETTERBOX, UNDERSCAN,

 

OVERSCAN (The default is, FULL)

OUTPUT

Adjusts the scaling of the resolution (see Table 5)

OSD

Adjusts parameters of the on-screen display (see Table 6)

FACTORY RESET

Resets the device to its factory default parameters and automatically senses the input

 

and output devices

INFORMATION

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

EXIT

Select to exit the OSD

6.2.3The “OUTPUT” Submenu

The “OUTPUT” submenu allows you to choose the output resolution sent to the display. Each press of the + or – button cycles through the list of resolutions.

Table 5 defines the resolutions available on the “OUTPUT” submenu and how they appear on the display.

Table 5: The “OUTPUT” Submenu – Available Resolutions

Parameter

Appears As

Parameter

Appears As

SXGA

1280x1024

1080P50

1080p @50Hz

XGA

1024x768

1080I50

1080i @50Hz

SVGA

800x600

720P50

720p @50Hz

VGA

640x480

576P

576p

WXGA

1366x768

576I

576i

SXGA+

1400x1050

1080P60

1080p @60Hz

WXGA+

1440x900

1080I60

1080i @60Hz

WUXGA

1920x1200

720P60

720p @60Hz

WSXGA

1680x1050

480P

480p

1280x800

1280x800

480I

480i

10

KRAMER: SIMPLE CREATIVE TECHNOLOGY

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Kramer Electronics VP-421, VP-420 user manual Defines the Main Menu parameters and functions

VP-420, VP-421 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.