Kramer Electronics VP-81 K user manual Setting the Audio Gain, Operating in Breakaway Mode

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6.3.1Operating in Breakaway Mode

To operate in breakaway mode, in which video and audio channels switch independently:

•Press either the VIDEO button or the AUDIO button (only one button, the VIDEO button or the AUDIO button illuminate at this time)

If the VIDEO button illuminates, the switching relates just to video (and the audio remains unchanged)

If the AUDIO button illuminates, the switching relates only to audio (and the video remains unchanged)

6.3.2Toggling between Video and Audio Control in Breakaway Mode

To toggle between video and audio control, press the corresponding button:

•For audio, press the AUDIO button

This selects audio, illuminating the AUDIO button (the VIDEO button will not illuminate), or

•For video, press the VIDEO button

This selects video, illuminating the VIDEO button (the AUDIO button will not illuminate)

6.3.3Operating in the Audio-Follow-Video Mode

To operate in audio-follow-video (AFV) mode, press both the VIDEO and the AUDIO buttons simultaneously.

In AVF mode the AUDIO and VIDEO buttons both illuminate. If only one button illuminates (AUDIO or VIDEO), the unit operates in the breakaway mode

6.4Setting the Audio Gain

You can increase/decrease the output (from -36dB to 6dB) using the AUDIO GAIN

+and - buttons. Also you can set the audio gain for each input individually using IR remote control or RS-232/Ethernet protocol commands.

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VP-81K - Operating Your VP-81K 8x1 UXGA/Audio Switcher

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Contents VP-81K Page Figures Introduction Achieving the Best Performance Getting StartedOverview DDC Support Defining the VP-81K 8x1 UXGA/Audio SwitcherDefining Edid Audio Gain PROG. Button Using the IR Transmitter Before Installing in a Rack Installing in a RackConnecting the VP-81K Connecting the VP-81K Connecting the Balanced/Unbalanced Stereo Audio OutputCrossed Cable RS-232 Connection Controlling via RS-232Controlling the VP-81K via the Ethernet Port Connecting a PC or Controller to the RS-485 PortRight-click Local Area Connection Properties Configuring the Ethernet Port Connecting via a Straight-Through CableClick OK P3K Wizard screen appears Controlling via the Embedded Web PagesClick the on-screen buttons to control the unit Click Configurations Setting the Machine # DIP-Switch SettingsCascading Machines Control Configuration via RS-232 and RS-485 Using the Front Panel Input Selector Buttons Operating Your VP-81K 8x1 UXGA/Audio SwitcherUsing the Regular or Automatic Switching Mode Regular Switching Mode Using the Audio-Follow-Video/Breakaway ModesAutomatic Switching Mode Operating in Breakaway Mode Setting the Audio GainToggling between Video and Audio Control in Breakaway Mode Operating in the Audio-Follow-Video ModeInputs Technical SpecificationsRS-232 Communication ParametersTable of Ascii Codes for Serial Communication Protocol Table of Hex Codes for Serial Communication Protocol 16 81 80 36dB 16 81 C8 0dB 16 81 D4 +6dB Switching Protocols via the Front Panel Buttons Switching ProtocolsSwitching Protocols via Protocol Commands Kramer ProtocolProtocol 3000 Syntax Kramer Protocol#CR ~OK Crlf Command Part DetailsVID? AUDVID AUD?Signal Input SIGNAL?Preset PRST-STOLOCK-FP Reset Reset OKLOCK-FP? LOCK-MODEVERSION? Version SN?Name NAME? NameAFV? AFVInput MSB LSBOutput Machine NumberReset Video Switch Video VP-81K Kramer Protocol VP-81K Kramer Protocol Only the first purchase customer may enforce this warranty Safety Warning

VP-81 K specifications

Kramer Electronics has established itself as a leading provider of innovative audio-visual solutions, and the VP-81 K is a noteworthy addition to their product lineup. This versatile presentation switcher is designed to accommodate a variety of audiovisual applications, making it ideal for classrooms, conference rooms, and professional events.

One of the standout features of the VP-81 K is its ability to handle multiple video formats. It supports both analog and digital inputs, including HDMI, VGA, and Composite video. This flexibility allows users to connect a wide range of devices, from laptops and projectors to higher-end sources and displays. The device seamlessly switches between input sources, ensuring a smooth presentation experience without interruption.

Another important characteristic of the VP-81 K is its built-in scaling technology. The device is equipped with a high-quality scaler that ensures output resolutions are optimized for a range of display formats. This means that regardless of the source resolution, the image quality remains crisp and clear, providing optimal viewing experiences for audiences.

The VP-81 K also boasts advanced audio capabilities. It allows for audio embedding and de-embedding, making it possible for users to manage both audio and video signals from a single device. This feature is particularly useful in settings where high-quality sound is essential, allowing for easier integration with external audio systems.

In terms of control, the VP-81 K is user-friendly. It provides multiple controlling options, including front-panel buttons, remote control, and RS-232 for integration with third-party systems. This flexibility ensures that users can easily manage their presentations, regardless of their technical expertise.

For enhanced security and performance, the VP-81 K features robust signal processing technology. It maintains signal integrity over long cable runs, ensuring that presentations remain professional and reliable. Additionally, the device is designed with durability in mind, utilizing high-quality components that withstand the rigors of frequent use.

Overall, the Kramer Electronics VP-81 K is a powerful and adaptable presentation switcher, equipped with essential features and cutting-edge technologies that cater to modern audiovisual needs. Whether in educational settings or corporate environments, its capabilities are sure to elevate any presentation experience.
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