Configuration

This chapter describes how to configure your switcher to meet your requirements. Setup and switcher personality options are discussed.

Reference Type

The switcher supports both external and internal reference types.

To set the reference type:

European Video Formats

European switchers support the following video formats:

576i (4:3 and 16:9) at 50Hz

720p at 50 or 59.94Hz

1080i at 50 or 59.94Hz

Both versions can operate in both standard and multi-definition video formats.

To change the reference video format:

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1.If you are using an external reference signal, ensure that it is connected to the REF IN input.

2.Press MENU.

3.Press the REF Wipe Pattern button.

4.Press NEXT until RefSrc is displayed.

5.Use the RefSrc knob to select the reference source. You can choose from the following:

Ext — Use an external reference source.

Int — Use the internal reference generator.

6.Press the RefSrc knob to save the selection.

Note:

If the external reference is lost, the switcher will automatically switch to internal reference.

Switcher Video Format

There are separate North American and European versions of the switcher.

North American Video Formats

North American switchers support the following video formats:

480i (4:3 and 16:9) at 59.94Hz

720p at 50 or 59.94Hz

1080i at 50 or 59.94Hz

Note:

To save space in the menu, 59.94Hz is displayed as 60Hz.

1.Press MENU.

2.Press the REF Wipe Pattern button.

3.Use the Format knob to select the desired video format. You can choose from the following:

480i (North America only)

576i (Europe only)

720p

1080i

4.Press the Format knob to save the selection.

Format Conversion and Frame Sync

The switcher has four input format converter / frame synchronizer (FCFS) channels that can be used for the following:

Converting incoming video to the current switcher video format. The format converters can convert input video from many formats to the current switcher video format.

Correcting mis-timed or drifting input signals in any of the supported video formats. The frame synchronizers can not completely correct badly formatted video streams, mis-timed switches, signal dropouts, or similar issues.

Understanding Aspect Ratio Conversion

Converting between video formats often requires converting between aspect ratios. Your switcher

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JVC KM-H2500U, KM-H3000U manual Reference Type, European Video Formats, Switcher Video Format, North American Video Formats

KM-H2500, KM-H2500U, KM-H3000U, KM-H2500E, KM-H3000E specifications

The JVC KM-H3000E, KM-H2500E, KM-H3000U, KM-H2500U, and KM-H2500 are professional video production switchers designed to meet the demands of live broadcasting, events, and production environments. These switchers are renowned for their robust construction, intuitive operation, and advanced features that cater to a wide range of workflow requirements.

The KM-H3000E and KM-H3000U are high-end models, offering extensive capabilities for complex productions. Both units feature a 1 M/E switcher configuration, enabling seamless switching between multiple video sources. The KM-H3000 series supports HD and SD formats, ensuring compatibility with various input signals. One of its significant characteristics includes a large-scale multi-viewer output, which provides operators with the ability to monitor multiple sources on a single screen, enhancing the efficiency of live production.

In terms of connectivity, the KM-H3000 series equipped with extensive I/O options, allowing for flexible integration with other broadcast equipment. It also supports external keyers, picture-in-picture effects, and advanced chroma keying, creating dynamic live content that captivates audiences. Additionally, the user interface is designed for quick and intuitive operation, featuring customizable buttons and clear labeling that streamline the switching process.

On the other hand, the KM-H2500E and KM-H2500U serve as mid-range alternatives, suitable for smaller operations without compromising functionality. These models maintain a compact design while still offering an impressive array of features. The KM-H2500 series includes 1 M/E switcher capabilities and supports multiple HD/SD formats, similar to its higher-end counterpart, but with slightly reduced input options.

One notable feature of the KM-H2500 is its cost-effectiveness, making it an attractive choice for educational institutions, small production houses, and local broadcasters. It supports simple transitions, effects, and basic keying, enabling users to produce quality content without the complexity of more advanced systems.

In summary, JVC's KM-H series offers versatile solutions for video production, whether it's high-end broadcasting or smaller-scale operations. With their robust feature sets, ease of use, and flexible connectivity, the KM-H3000E, KM-H2500E, KM-H3000U, KM-H2500U, and KM-H2500 are exceptional choices for any production environment. These switchers exemplify JVC's commitment to quality and innovation in the realm of professional video equipment.