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Kramer Electronics VP-81 K - page 1
KRAMER EL ECTRONICS LTD. USER MANUAL MODEL: VP-81K 8x1 UXGA / Audio Switcher P/N: 2900-000387 Rev 3 ...
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Kramer Electronics VP-81 K - page 2
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Kramer Electronics VP-81 K - page 3
VP-81K – Contents i Contents 1 Introduction 1 2 Getting St arted 2 2.1 Achieving the Best Performance 2 3 Ove rvi ew 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 Connect ...
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Kramer Electronics VP-81 K - page 4
VP-81K - Introduction 1 1 Introduction Welcome to Kramer Electronics! Si nce 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 broadca sting professional on a daily basis. In recent years, we have redesigned and upgraded m ...
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Kramer Electronics VP-81 K - page 5
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 pow er cord that is supplied w ith this machine Go to http:/ ...
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Kramer Electronics VP-81 K - page 6
VP-81K - Overview 3 3 Overview The VP-81K is a high-performance switcher for computer g raphics video signals, with resolutions up to and exceeding UXGA, and unbalanced stereo audio signals. The unit can switch any one of eight i nputs to two identical video outputs, one balanced and one unbalanced stereo audio outputs. The VP-81K features: • Ver ...
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Kramer Electronics VP-81 K - page 7
4 VP-81K - Overview 3.1 DDC Support When establishin g a VGA connect ion between a PC or laptop and a disp lay device , a set of parameters know n as EDID is exchanged b etween them, w hich is carried over the DDC channel. In some PC graphic card s and lapt ops, this information exch ange is essential for proper VGA OUT op eration. 3.2 Defining EDI ...
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Kramer Electronics VP-81 K - page 8
VP-81K – Over view 5 Figure 1: VP-81K 8x 1 UXGA/Audio Switcher Fron t Panel # Feature Function 1 POWER Switch Illuminated switch supplying pow er to the unit 2 IR Receiver The yellow LED is illuminated when receiv ing signals from the Kramer In frared remote control transmitter 3 INPUT SELECTOR Buttons Select the input (from 1 to 8) to sw itch to ...
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Kramer Electronics VP-81 K - page 9
Figure 2: VP-81K 8x 1 UXGA/Audio Switcher Rear Pan el # Feature Function 8 INPUT 15-pin HD Connectors Connect to the UXGA sources (from 1 to 8) 9 OUTPUT 15-pin HD Connector s Connect to the UXG A acceptors (from 1 to 2) 10 AUDIO INPUT Mini Plug Connectors Connect to the unbalanced stereo audio sources (from 1 to 8) 11 OUT 1 Mini Plug Connector Conn ...
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Kramer Electronics VP-81 K - page 10
VP-81K - Overview 7 3.4 Using the IR Transmitter You can use the RC-IR3 IR transmitter to control t he machine via the built-in IR receiver on the front panel or, instead, via an optional external IR receiver (Model: C-A 35M /I RR- 50) . The external IR receiver can be located up to 15 meters away from the machine. This distance can be extended to ...
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Kramer Electronics VP-81 K - page 11
8 VP-81K - Installing in a Rack 4 Installing in a Rack This section provides instruct ions for rack mounting the unit. Be for e In st al li ng in a Ra ck How to R a ck Mo u nt Before in sta lling in a ra ck , b e sur e th a t th e environment is within the recomme nd ed range: T o rack -mount a ma chin e: 1 . At t ach bot h ea r br ac kets to th e ...
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Kramer Electronics VP-81 K - page 12
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 the following: 1. Connect up to eight UXGA comp ...
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Kramer Electronics VP-81 K - page 13
10 VP-81K - Connecting the VP-81K Figure 3: Connecting the VP -81K 5.1 Connecting the Balanced/Unbalanced Stereo Audio Output This section illustrates how to wire a balanced output connection (see Figure 4 ) and an unbalanced audio output (see Figure 5 ). Figure 4: Connecting an Balanced Stereo Audio Output Figure 5: Connecting an Unbalanced Output ...
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Kramer Electronics VP-81 K - page 14
VP-81K - Connecting the VP-81K 11 5.2 Controlling via RS-232 You can connect to the unit via a cross ed RS-232 connection, us ing 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 ( Figure 6 )—Connect the RS-232 9-pin D-sub port ...
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Kramer Electronics VP-81 K - page 15
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 f rom a distance of up to 1200m (3900ft) using any device equipped with an RS-4 85 port (for exampl e, a PC). For successful communication, you must set the RS-485 machine number and bus termination. To connect a dev ...
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Kramer Electronics VP-81 K - page 16
VP-81K - Connecting the VP-81K 13 3. Right-click Local Ar ea Connection Properties. 4. Select Properties . The Local Area Connection Properties window appears. 5. Select the Internet Protocol (TCP/IP) and click the Properties But ton (see Figure 8 ). Figure 8: Local Area Conne ction Properties Window 6. Select Use the following IP add ress , and fi ...
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Kramer Electronics VP-81 K - page 17
14 VP-81K - Connecting the VP-81K 5.4.2 Connecting via a Stra ight-Through Cable You can connect the Ethernet of the VP-81K to the Ethernet port on a network hub or network router, via a straight -through cable with RJ-45 connectors. 5.4.3 Configuring the Ethernet Port To configure the Ethernet port, download the P3K Wizard Ethernet configuration s ...
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Kramer Electronics VP-81 K - page 18
VP-81K - Connecting the VP-81K 15 3. Click OK . The P3K Wizard screen appears. Do not use P3K Wizard to upgrade the firm ware. To upgr ade the firmware, see the document “Upgrading the VP-81K Firmware” on the Kramer Web si te. Figure 11: Device Properties S c reen 4. If required, make changes and click Set . If not, click Close. 5.4.4 Controlli ...
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Kramer Electronics VP-81 K - page 19
16 VP-81K - Connecting the VP-81K To control the VP-81K via the embedded Web page, make sure t hat it is connected to the Ethernet port of your computer an d do the following: 1. Open your Internet bro wser. 2. Type the unit’s IP number in the Address bar of your browser: The default IP number is 192.168.1 .39, and may be changed by the system in ...
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Kramer Electronics VP-81 K - page 20
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 ad dress) and change others (see Figure 13 ). To change CONFIGURATION definitions: 1. Click CONFIGURATIONS . The CONFIGURATIONS Web page appears. 2. Change the definitions as required. 3. Click the ...
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Kramer Electronics VP-81 K - page 21
18 VP-81K - Connecting the VP-81K 5.5 DIP-Switch Settings Figure 14 de fi ne s the DIP-switch es: ( 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 w ith 120 Ω ; OFF for no RS-485 Line Terminati on (see Section 5.3 ) 5.5.1 Setting the MACHINE # T ...
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Kramer Electronics VP-81 K - page 22
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 sour ces 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 the machine (recommended), as Section 5.2 descri ...
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Kramer Electronics VP-81 K - page 23
20 VP-81K - Operating Your VP-81K 8x1 UXGA / Audio S witcher 6 Operating Your VP-81K 8x1 UXGA/Audio Switcher You can operate y our VP-81K via: • The front panel INPUT SELECTOR buttons, as Section 6.1 describes • Remotely, by RS-485 or RS-232 seri al commands transmitted by a touch screen system, PC, or other serial controller • The Ethernet ? ...
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Kramer Electronics VP-81 K - page 24
VP-81K - Operating Your VP- 81K 8x1 UXGA / Audio S witcher 21 6.2.1 The Regular Switching M ode You can set the machine to the regular switching mode by simultaneously pressing and holding the VIDEO and INPUT 7 buttons for 2 seconds. In the regular switching mode, all switching operations are performed manually. 6.2.2 The Automa tic Switching M ode ...
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Kramer Electronics VP-81 K - page 25
22 VP-81K - Operating Your VP-81K 8x1 UXGA / Audio S witcher 6.3.1 Operating in Breakaw ay Mode To operate in breakaway mode, in which video and audio channels switch independently: • Press either the VIDEO button or the AUDIO butto n (only one button, the VIDEO button or the AUDIO bu tton illuminate at this time) If the VIDEO button illuminates, ...
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Kramer Electronics VP-81 K - page 26
VP-81K - Technical Specificat ions 23 7 Technical Specifications INPUTS: 8 UXGA on 15-pin HD connectors (VGA th rough UXGA); 8 unbalanced audio stereo signals on 3.5mm mini plug connectors OUTPUTS: 2 UXGA on 15-pin HD connectors (VGA through UXGA); 1 unbalanced audio stereo signal on a 3.5mm mini plug connector; 1 balanced audio stereo signal on a ...
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Kramer Electronics VP-81 K - page 27
24 VP-81K - Communication Parameters 8 Communication Parameters The following table lists the communica tion parameters as used in Kramer Electronics products. RS-232 Protocol 2000 Protoc ol 3000 (Default) Baud Rate: 9600 Baud Rate: 115,200 Data Bits: 8 Data Bits: 8 Stop Bits: 1 Stop Bits: 1 Parity: None Parity: None Command Format: HEX Command For ...
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Kramer Electronics VP-81 K - page 28
VP-81K - Table of A S CII Codes for Serial Communication (Protocol 3000) 25 9 Table of ASCII Codes for Serial Communication (Protocol 3000) The following table lists the ASCII values to switch an input to an output for a single VP-81K device. For more detailed information, see Section 11.2 . Video Audio IN 1 #V 1>1 CR #A 1>1 CR IN 2 #V 2>1 ...
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Kramer Electronics VP-81 K - page 29
26 VP-81K - Table of Hex Codes for Se rial Communicat ion (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, s ee Section 11.3 ). Video Audio IN 1 01, 81, 81, 81 02, 81, 81 , 81 IN 2 01, 82 ...
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Kramer Electronics VP-81 K - page 30
VP-81K - Table of Hex Codes for Se rial Communicat ion (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 *BYTE 3 = 0x80 + Gain Value (0x00-0x54) ...
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Kramer Electronics VP-81 K - page 31
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 Calculat ing Hex Codes for Protocol 2000” from the technical support section at http://www.kram erelectronics.com By default, the VP-81K is set to protocol 3000 (see Sectio ...
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Kramer Electronics VP-81 K - page 32
VP-81K - Kramer Protocol 29 11.2 Kramer Protocol 3000 This RS-232/RS-485/Ethernet communication protocol lets you control the machine from any standard terminal software (for example, Windo ws ® HyperTerminal Application). 11.2.1 Protocol 3000 Syntax Host message format: Start Address (optional) Body Delimiter # Des tination _id @ message CR Simpl ...
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Kramer Electronics VP-81 K - page 33
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 w ith at least single space. Parameters: Sequence of Al f a-Numeric ASCII c hars ('0'-'9','A'-'Z',&apo ...
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Kramer Electronics VP-81 K - page 34
VP-81K - Kramer Protocol 31 Switcher Actions Audio- vide o channe l has swi tched ( AFV mode ) AV IN>OUT Video channel h as switched (Bre aka way mode) VID IN>OUT Audio channel has s witched (Bre akaway mode) AUD IN>OUT Result Code s (E rrors) Syn t ax No error. Command runn ing succeed ed COMMAND PARAMETERS OK Prot ocol Err ors Syntax Err ...
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Kramer Electronics VP-81 K - page 35
32 VP-81K - Kramer Protocol Chaining M ultiple commands* #AV 1>* | V 3>4 , 2> 2, 82> 1, 0> 2 |V 82>3| A 0>1 | V ? * CR First switch all Audio an d video outputs from input 1, Then switch video input 3 to outpu t 4, v ideo input 2 to output 2, video input and disconnect v ideo output 2. Then switch audio in put 3 to ou tput 2, T ...
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Kramer Electronics VP-81 K - page 36
VP-81K - Kramer Protocol 33 Operati on Commands Command Syntax Response Lock front panel LOCK-FP LOCK-MODE Short form: LCK LOCK- MODE LOCK-FP LOCK-M ODE RESULT Get front pane l locking st ate LOCK-FP? LOCK-FP LOCK-MODE Parameters Desc ription: LOCK-MODE = Front panel locking state: "0" or "off" to unlock front panel butto ns. &q ...
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Kramer Electronics VP-81 K - page 37
34 VP-81K - Kramer Protocol Identificati on Commands Command Syntax Response Read device se rial numb er SN? SN SERIAL_NUMBER Read device fi rmware versio n VER SION? VERSION MAJOR . MI NOR . BUILD . REVISION Set machine name NAME MACHIN E_NAME NA ME MAC HINE_ NAME RESULT Read machine name NAME? NAME MACHIN E_NAME Reset machine nam e to factory def ...
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Kramer Electronics VP-81 K - page 38
VP-81K - Kramer Protocol 35 Advanced Switchin g Commands Command Syntax Response Set audio fol low video mo de AF V AFV-MODE AF V AFV-MODE RESULT Note: This command effect device front-pane l mode and AUD VID command Read audio follow video m ode AFV? AF V AFV-MODE AFV -M O DE = Front panel AFV mode "0" or "afv " to set front p ...
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Kramer Electronics VP-81 K - page 39
36 VP-81K - Kramer Protocol 11.3 Kramer Protocol 2000 This RS-232/RS-485/Ethernet communication prot ocol (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, 8 data bits and 1 stop bit. Table 1: Protocol Def ...
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Kramer Electronics VP-81 K - page 40
VP-81K - Kramer Protocol 37 Note : All values in the table are decimal, unless otherwise stated. Instruction Definition For Specific Instruction Notes (see below) # Description Input Output 0 RESET VIDEO 0 0 1 1 SW ITCH VIDEO Set equal to video input w hich is to be switched (0 = disconnect) Set equal to video output which is to be switched (0 = to ...
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Kramer Electronics VP-81 K - page 41
38 VP-81K - Kramer Protocol NOTE 1 - When the master switcher is reset, (e.g. when it is turned on), the reset code is sent to the PC. If this code is sent to the switchers, it will reset according to the present power-down settings. NOTE 2 - These are bi-directional definitions. That is, if the swit cher receives the code, it will perform the inst ...
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Kramer Electronics VP-81 K - page 42
VP-81K - Kramer Protocol 39 NOTE 24 – Further information needed in instructions 21, 22, 25 and 26 is sent usin g instruction 42 – which is sent prior to the instruction. For example, to request the audio gain value of right input # 9, send hex codes 2A 84 80 81 and then send HEX codes 19 89 81 81. To set MIX mode, send hex codes 2A 81 84 81 an ...
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Kramer Electronics VP-81 K - page 43
LIM I TED W A RR AN TY WHO IS PROTECTE D ? WHA T IS COVERED AND WHA T IS NOT CO V ERED WHA T WE WI LL P AY FOR AND WHA T WE WILL NO T P A Y FOR HOW YOU CAN GET W ARRANTY SERVICE LIMIT A TION OF IMPLI ED WARRAN T IES EXCLUSION OF DAMA GES CAUT IO N ! We warr ant th is pro duct f ree fr om def ects in materi al an d workma nship u nder the fol lowing ...
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Kramer Electronics VP-81 K - page 44
For the latest information on our products and a list of Kram er 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: info @kramerel.com ! SAFETY WARNING Di sc on nec t t he u ni t fr om th e po w e r supply bef or e opening a ...
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