power as possible without affecting on-air video.

•Sleep — The menu display turns off. Buttons light and slowly fade in a raindrop pattern.

4.Use the right knob to set the power-save timeout (in minutes). You can select a value from 0 (off) to 999 minutes.

Transition Rate Units

You can select the units used to specify durations for various switcher transitions. Choose the units that you are most comfortable working with.

To select the units for switcher transitions:

1

3

 

2

1.Press MENU.

2.Press the PERS Wipe Pattern button.

3.Use the Rate knob to select the units used to specify switcher transition rates. You can choose from the following:

•Frames — Switcher transitions are specified in frames.

•Secnds — Switcher transitions are specified in seconds.

Double-Press Rate

You can set the double-press rate of the switcher to suit your preference. Setting a fast rate requires you to double-press the knobs in quick succession in order to be recognized as a double press. Setting a slow rate allows more time between presses but may register two single presses as a double press. Find a value that is most comfortable for your operating style.

To set the switcher double press rate:

1 3 4

2

1.Press MENU.

2.Press the PERS Wipe Pattern button.

3.Press the DblPrs Speed knob.

4.Double-press the middle knob at a rate you feel comfortable. This defines the double press rate.

5.Press MENU to save the setting.

Resource Sharing

The switcher can only use one Chroma Key at a time. You can specify how the Chroma Key is shared between the keys on your switcher.

To specify Chroma Key resource sharing:

2

1 3

1.Press MENU.

2.Press the SYSTEM Wipe Pattern button.

3.Press the Rsrc Mode knob to display the Resource Mode menu.

4.Use the ChrKey knob to select how the Chroma Key resource is shared between keys. You can choose from the following:

•KEY1 — The Chroma Key is locked to Key 1. Only Key 1 can display a Chroma Key.

•KEY2 — The Chroma Key is locked to Key 2. Only Key 2 can display a Chroma Key.

•KEY3 (KM-H3000 only) — The Chroma Key is locked to Key 3. Only Key 3 can display a Chroma Key.

•FLOAT — The Chroma Key can be used by any key. If a Chroma Key is on-air and you attempt to create a second Chroma Key, you are asked if you wish to take the first Chroma Key off-air and use the Chroma Key resource for the new key.

•ASK — The Chroma Key can be used by any key. If a Chroma Key is in-use (on or off-air), you are asked if you wish to convert the original Chroma Key to an Auto-Select key, take it off-air, and use the Chroma Key resource for the new key.

5.Press the ChrKey knob to select the Chroma Key sharing mode.

6.Press the Confrm knob to commit the change. Press the Cancel knob to cancel the change.

14

Page 19 Page 21
Page 20
Image 20
JVC KM-H2500U, KM-H3000U, KM-H3000E, KM-H2500E manual Transition Rate Units, Double-Press Rate, Resource Sharing
Page 19 Page 21

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.
Top Page Image Contents