10.Press the Confrm knob to commit the change and exit the Output Sync menu. Press the Cancel knob to return to the Output Sync menu for further editing.

Resetting the Output Reference Sync

You can quickly reset the output reference sync values to the default settings.

To reset the output reference sync values:

2

1

4

 

3

1.Press MENU.

2.Press the REF Wipe Pattern button.

3.Press NEXT until OSync is displayed.

4.Use the OSync knob to select the reference output you wish to reset. You can choose from the following:

•OSync 1 — Reset reference output 1.

•OSync 2 — Reset reference output 2.

•OSync 3 — Reset reference output 3.

5.Press the OSync knob to display the Output Sync menu.

7

6

6.Press NEXT.

7.Press the Reset knob to reset the output sync values to default settings.

8.Press the Confrm knob to commit the change and exit the Output Sync menu. Press the Cancel knob to return to the Output Sync menu for further editing.

Aspect Ratio

The switcher supports both 4:3 and 16:9 aspect ratios when running in the 480/576i video format.

To change the aspect ratio:

2

1

4

 

3

1.Press MENU.

2.Press the REF Wipe Pattern button.

3.Press NEXT until Aspect is displayed.

4.Use the Aspect knob to select the desired aspect ratio. You can choose from the following:

•4:3

•16:9

5.Press the Aspect knob to save the selection.

Note:

•The aspect ratio is locked to 16:9 when operating in 720p or 1080i video formats.

Ancillary Data

Ancillary data is information such as closed captioning or embedded audio. The switcher can be configured to pass this data or strip it from the output video. The following parameters are available:

•Normal Strip — Ancillary data is stripped from all outputs.

•Normal Pass — Any ancillary data is passed unmodified.

•Long Strip — Ancillary data and the first several lines of active picture are stripped from all outputs.

•Long Pass — Ancillary data and the first several lines of active picture are passed unmodified. This is useful to ensure data such as timecodes and standard definition closed captioning remains intact.

To configure ancillary data parameters:

2

1 4

3

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JVC KM-H2500U, KM-H3000U, KM-H3000E, KM-H2500E manual Resetting the Output Reference Sync, Aspect Ratio, Ancillary Data
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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.
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