Kramer Electronics VP-81 K Lock-Fp?, Lock-Mode, Reset Reset OK, Aud-Lvl?, Mute, Stage =

Page 36

Operation Commands

Command

Syntax

 

Lock front panel

LOCK-FP

 

 

 

 

LOCK-MODE

 

 

Short form: LCK

 

 

 

LOCK-MODE

 

 

 

 

Get front panel locking state

LOCK-FP?

 

Parameters Description:

 

 

 

 

 

Response

LOCK-FPLOCK-MODERESULT

LOCK-FPLOCK-MODE

 

LOCK-MODE

= Front panel locking state:

 

 

 

 

 

 

 

 

 

 

 

 

"0" or "off" to unlock front panel buttons.

 

 

 

 

 

 

 

 

 

 

 

 

"1" or "on" to lock front panel buttons.

 

 

 

 

 

 

 

 

 

 

 

 

Restart device

 

 

RESET

 

RESET OK

 

Switch to protocol 2000*

 

 

P2000

 

P2000 OK

 

* Protocol 2000 has command to switch back to ASCII protocol (like protocol 3000)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Audio Parameter Commands

 

 

 

 

 

 

 

 

 

 

 

 

Command

 

 

 

 

 

 

Syntax

 

 

 

 

Response

 

Set audio level in specific

AUD-LVL

 

 

,

 

 

 

 

 

 

 

,

 

 

 

 

 

AUD-LVL

 

,

 

 

 

,

 

STAGE

 

CHANNEL

 

VOLUME

STAGE

CHANNEL

 

amplifier stage.

Short form: ADL

 

 

 

 

 

 

,

 

 

 

 

 

,

 

VOLUME

 

RESULT

 

 

 

 

 

 

 

STAGE

CHANNEL

 

 

 

 

VOLUME

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Read audio volume level

AUD-LVL?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AUD-LVL

 

 

,

 

 

 

,

 

STAGE

 

CHANNEL

 

STAGE

CHANNEL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Short form: ADL?

 

 

 

 

 

 

 

 

VOLUME

 

 

 

 

STAGE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Mute audio

MUTE

 

 

 

 

 

 

 

 

 

 

 

MUTE

 

 

 

 

 

 

 

 

 

 

MUTE-MODE

 

MUTE-MODE

RESULT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Parameter Description:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

STAGE =

"In","Out" or

Numeric value (present audio processing stage). For example: "1" for Input level, "2" for Amplifier (Out) etc.

CHANNEL

= Input or Output #

VOLUME = Audio parameter in Kramer units, precede minus sign for negative values. ++ increase current value

--decrease current value

MUTE MODE = 1 – Mute

0 – Unmute

Machine Info Commands

Command

 

Syntax

 

 

 

 

 

 

 

 

 

Response

 

* Time setting commands require admin authorization

 

Read in/out count

 

INFO-IO?

INFO-IO: IN

INPUTS_COUNT

, OUT

OUTPUTS_COUNT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Read max preset count

 

INFO-PRST?

INFO-PRST: VID

 

 

 

 

 

 

 

 

 

, AUD

 

PRESET_VIDEO_COUNT

 

 

 

 

 

PRESET_AUDIO

_COUNT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Reset configuration to

 

FACTORY

FACTORY

 

 

 

 

 

 

 

 

 

 

 

RESULT

 

factory default

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Identification Commands

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Command

 

Syntax

 

 

 

 

 

 

 

 

 

 

 

Response

 

Protocol Handshaking

 

#CR

 

 

 

 

~OK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CRLF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Read device model

 

MODEL?

 

 

 

 

MODEL

 

 

 

 

 

 

 

 

 

 

 

MACHINE_MODEL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VP-81K - Kramer Protocol

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

33

 

Image 36
Contents VP-81K Page Figures Introduction Getting Started Achieving the Best PerformanceOverview Defining the VP-81K 8x1 UXGA/Audio Switcher DDC SupportDefining Edid Audio Gain PROG. Button Using the IR Transmitter Installing in a Rack Before Installing in a RackConnecting the VP-81K Connecting the Balanced/Unbalanced Stereo Audio Output Connecting the VP-81KControlling via RS-232 Crossed Cable RS-232 ConnectionConnecting a PC or Controller to the RS-485 Port Controlling the VP-81K via the Ethernet PortRight-click Local Area Connection Properties Connecting via a Straight-Through Cable Configuring the Ethernet PortControlling via the Embedded Web Pages Click OK P3K Wizard screen appearsClick the on-screen buttons to control the unit Click Configurations DIP-Switch Settings Setting the Machine #Cascading Machines Control Configuration via RS-232 and RS-485 Operating Your VP-81K 8x1 UXGA/Audio Switcher Using the Front Panel Input Selector ButtonsUsing the Regular or Automatic Switching Mode Using the Audio-Follow-Video/Breakaway Modes Regular Switching ModeAutomatic Switching Mode Setting the Audio Gain Operating in Breakaway ModeToggling between Video and Audio Control in Breakaway Mode Operating in the Audio-Follow-Video ModeTechnical Specifications InputsCommunication Parameters RS-232Table 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 Switching Protocols via the Front Panel ButtonsSwitching Protocols via Protocol Commands Kramer ProtocolKramer Protocol Protocol 3000 SyntaxCommand Part Details #CR ~OK CrlfAUD VID?VID AUD?SIGNAL? Signal InputPreset PRST-STOReset Reset OK LOCK-FPLOCK-FP? LOCK-MODESN? VERSION? VersionName NAME? NameAFV AFV?MSB LSB InputOutput 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.