Page 3 - Contents
VP-81K – Contents i Contents 1 Introduction 1 2 Getting Started 2 2.1 Achieving the Best Performance 2 3 Overview 3 3.1 DDC Support 4 3.2 Defining EDID 4 3.3 Defining the VP-81K 8x1 UXGA/Audio Switcher 4 3.4 Using the IR Transmitter 7 4 Installing in a Rack 8 5 ...
Page 4 - Introduction; most of our line, making the best even better!
VP-81K - Introduction 1 1 Introduction Welcome to Kramer Electronics! Since 1981, Kramer Electronics has been providing a world of unique, creative, and affordable solutions to the vast range of problems that confront the video, audio, presentation, and broadcasting professional on a daily basis. In...
Page 5 - Achieving the Best Performance
2 VP-81K - Getting Started 2 Getting Started We recommend that you: • Unpack the equipment carefully and save the original box and packaging materials for possible future shipment • Review the contents of this user manual Use Kramer high performance high resolution cables Use only the power cord tha...
Page 6 - Overview
VP-81K - Overview 3 3 Overview The VP-81K is a high-performance switcher for computer graphics video signals, with resolutions up to and exceeding UXGA, and unbalanced stereo audio signals. The unit can switch any one of eight inputs to two identical video outputs, one balanced and one unbalanced st...
Page 7 - DDC Support; essential for proper VGA OUT operation.; Defining EDID
4 VP-81K - Overview 3.1 DDC Support When establishing a VGA connection between a PC or laptop and a display device, a set of parameters known as EDID is exchanged between them, which is carried over the DDC channel. In some PC graphic cards and laptops, this information exchange is essential for pro...
Page 10 - Using the IR Transmitter; external IR receiver to the REMOTE IR 3.5mm connector.
VP-81K - Overview 7 3.4 Using the IR Transmitter You can use the RC-IR3 IR transmitter to control the machine via the built-in IR receiver on the front panel or, instead, via an optional external IR receiver (Model: C-A35M/IRR-50). The external IR receiver can be located up to 15 meters away from th...
Page 11 - Installing in a Rack; This section provides instructions for rack mounting the unit.; Before Installing in a Rack
8 VP-81K - Installing in a Rack 4 Installing in a Rack This section provides instructions for rack mounting the unit. Before Installing in a Rack How to Rack Mount Before installing in a rack, be sure that the environment is within the recommended range: To rack-mount a machine:1. Attach both ear br...
Page 12 - Connecting the VP-81K; To connect the VP-81K, as illustrated in the example in; Figure 3; Connect the OUT 2 balanced audio terminal block connector (see
VP-81K - Connecting the VP-81K 9 5 Connecting the VP-81K Always switch off the power to each device before connecting it to your VP-81K. After connecting your VP-81K, connect its power and then switch on the power to each device. To connect the VP-81K, as illustrated in the example in Figure 3 , do ...
Page 14 - Controlling via RS-232; Figure 6; Note: There is no need to connect any other pins.; the controller side.; PC; to PC
VP-81K - Connecting the VP-81K 11 5.2 Controlling via RS-232 You can connect to the unit via a crossed RS-232 connection, using for example, a PC. A crossed cable or null-modem is required as shown in method A and B respectively. If a shielded cable is used, connect the shield to pin 5. Method A ( F...
Page 15 - This type of connection is recommended for identifying the VP-81K; with the factory configured default IP address
12 VP-81K - Connecting the VP-81K 5.3 Connecting a PC or Controller to the RS-485 Port You can operate the VP-81K via the RS-485 port from a distance of up to 1200m (3900ft) using any device equipped with an RS-485 port (for example, a PC). For successful communication, you must set the RS-485 machi...
Page 16 - Use the following IP address, and fill in the details as shown in; Figure 9
VP-81K - Connecting the VP-81K 13 3. Right-click Local Area Connection Properties. 4. Select Properties. The Local Area Connection Properties window appears. 5. Select the Internet Protocol (TCP/IP) and click the Properties Button (see Figure 8 ). Figure 8: Local Area Connection Properties Window 6....
Page 18 - The P3K Wizard screen appears.; Controlling via the Embedded Web Pages
VP-81K - Connecting the VP-81K 15 3. Click OK. The P3K Wizard screen appears. Do not use P3K Wizard to upgrade the firmware. To upgrade the firmware, see the document “Upgrading the VP-81K Firmware” on the Kramer Web site. Figure 11: Device Properties Screen 4. If required, make changes and click Se...
Page 19 - To control the VP-81K via the embedded Web page, make sure that it is; Type the unit’s IP number in the Address bar of your browser:; The VP-81K front panel is displayed on your screen (see
16 VP-81K - Connecting the VP-81K To control the VP-81K via the embedded Web page, make sure that it is connected to the Ethernet port of your computer and do the following: 1. Open your Internet browser. 2. Type the unit’s IP number in the Address bar of your browser: The default IP number is 192.1...
Page 20 - Submit button to apply changes, or Cancel to cancel changes.
VP-81K - Connecting the VP-81K 17 The CONFIGURATIONS page lets you view some Ethernet settings (the model name, serial number, firmware version and MAC address) and change others (see Figure 13 ). To change CONFIGURATION definitions: 1. Click CONFIGURATIONS. The CONFIGURATIONS Web page appears. 2. C...
Page 21 - Setting the MACHINE #; Cascading Machines
18 VP-81K - Connecting the VP-81K 5.5 DIP-Switch Settings Figure 14 defines the DIP-switches: (1 2 3) Figure 14: SETUP DIP-Switches DIP Function 1-3 Machine #: determines the number of the machine in the sequence 4 ON for RS-485 Line Termination with 120 Ω ; OFF for no RS-485 Line Termination (see S...
Page 22 - Section 5; Set the first VP-81K unit as Machine # 1 and the following seven
VP-81K - Connecting the VP-81K 19 To cascade up to eight individual VP-81K units via RS-485, do the following: 1. Connect the computer graphics sources and acceptors, as described in Section 5 . 2. Connect the RS-232 port to the first VP-81K unit to the PC using the null- modem adapter provided with...
Page 23 - Using the Front Panel Input Selector Buttons; Button Color; Using the Regular or Automatic Switching Mode
20 VP-81K - Operating Your VP-81K 8x1 UXGA/Audio Switcher 6 Operating Your VP-81K 8x1 UXGA/Audio Switcher You can operate your VP-81K via: • The front panel INPUT SELECTOR buttons, as Section 6.1 describes • Remotely, by RS-485 or RS-232 serial commands transmitted by a touch screen system, PC, or o...
Page 25 - Setting the Audio Gain
22 VP-81K - Operating Your VP-81K 8x1 UXGA/Audio Switcher 6.3.1 Operating 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 t...
Page 27 - Electronics products.; Switching Protocol; Ethernet Factory Default Values
24 VP-81K - Communication Parameters 8 Communication Parameters The following table lists the communication parameters as used in Kramer Electronics products. RS-232 Protocol 2000 Protocol 3000 (Default) Baud Rate: 9600 Baud Rate: 115,200 Data Bits: 8 Data Bits: 8 Stop Bits: 1 Stop Bits: 1 Parity: N...
Page 29 - Level
26 VP-81K - Table of Hex Codes for Serial Communication (Protocol 2000) 10 Table of Hex Codes for Serial Communication (Protocol 2000) The following table lists the Hex values to switch an input to an output for a single VP-81K machine. For more detailed information, see Section 11.3 ). Video Audio ...
Page 30 - sending the any of these codes, the command 2A 87 80 81 must be sent.
VP-81K - Table of Hex Codes for Serial Communication (Protocol 2000) 27 The following table lists the hex codes that set the audio output gain. Before sending the any of these codes, the command 2A 87 80 81 must be sent. OUT 1 Level [Rel] 16 81 80* 81 -36dB … 16 81 C8 * 81 0dB … 16 81 D4 * 81 +6dB *...
Page 31 - Protocol; Switching Protocols; Switching Protocols via the Front Panel Buttons; Download the latest software from our Web site
28 VP-81K - Kramer Protocol 11 Kramer Protocol Section 11.1 describes how to switch between Protocol 3000 and Protocol 2000. You can download our user-friendly “Software for Calculating Hex Codes for Protocol 2000” from the technical support section at http://www.kramerelectronics.com By default, th...
Page 33 - Command Part Details; Help Commands
30 VP-81K - Kramer Protocol 11.2.2 Command Part Details Command: Sequence of ASCII letters ('A'-'Z', 'a'-'z' and '-'). Command will separate from parameters with at least single space. Parameters: Sequence of Alfa-Numeric ASCII chars ('0'-'9','A'-'Z','a'-'z' and some special chars for specific comma...
Page 36 - Machine Info Commands
VP-81K - Kramer Protocol 33 Operation Commands Command Syntax Response Lock front panel LOCK-FP LOCK-MODE Short form: LCK LOCK-MODE LOCK-FP LOCK-MODE RESULT Get front panel locking state LOCK-FP? LOCK-FP LOCK-MODE Parameters Description: LOCK-MODE = Front panel locking state: "0" or "off...
Page 37 - Set machine id number
34 VP-81K - Kramer Protocol Identification Commands Command Syntax Response Read device serial number SN? SN SERIAL_NUMBER Read device firmware version VERSION? VERSION MAJOR .MINOR . BUILD . REVISION Set machine name NAME MACHINE_NAME NAME MACHINE_NAME RESULT Read machine name NAME? NAME MACHINE_NA...
Page 38 - Read audio follow video mode AFV?
VP-81K - Kramer Protocol 35 Advanced Switching Commands Command Syntax Response Set audio follow video mode AFV AFV-MODE AFV AFV-MODE RESULT Note: This command effect device front-panel mode and AUD\VID command Read audio follow video mode AFV? AFV AFV-MODE AFV-MODE = Front panel AFV mode "0"...
Page 39 - with no parity, 8 data bits and 1 stop bit.; Destination
36 VP-81K - Kramer Protocol 11.3 Kramer Protocol 2000 This RS-232/RS-485/Ethernet communication protocol (Version 0.5) uses four bytes of information as defined below. For RS-232, a null-modem connection between the machine and controller is used. The default data rate is 9600 baud, with no parity, ...
Page 44 - SAFETY WARNING
For the latest information on our products and a list of Kramer distributors, visit our Web site where updates to this user manual may be found. We welcome your questions, comments, and feedback. Web site: www.kramerelectronics.com E-mail: [email protected] ! SAFETY WARNING Disconnect the unit from ...
