PRELIMINARY USER MANUAL - AV-iQ
Contents
1. Formal syntax with commands concatenation and addressing Start Address Delimiter device_id Command_1 Parameter1_1 Parameter1_2 ICR Command_2 Parameter2_1 Parameter2_2 Command_3 Parameter3_1 Parameter3_2 11 1 2 Device Message Format Start Address optional Body delimiter sewce Message RIL 11 1 2 1 Device Long Response Echoing command Start l Address optional l Body l Delimiter device ida lt Command ISP Param1 Param2 result CRIILF CR Carriage return ASCII 13 0x0D ILF Line feed ASCII 10 0x0A ISP Space ASCII 32 0x20 11 1 3 Command Terms Command A sequence of ASCII letters A Z a z and Command and parameters must be separated by at least one space Parameters A sequence of alphanumeric ASCII characters 0 9 A Z a z and some special characters for specific commands Parameters are separated by commas Message string Every command entered as part of a message string begins with a message starting character and ends with a message closing character Note A string can contain more than one command Commands are separated by a pipe character Message starting character For host command query For device response Device ID Optional for K NET K NET Device ID followed by Query sign follows som2. 6 6 1 Principles of Operation This chapter describes the principles of operation of the WP 577VH and comprises e Active Inputs see Section 6 1 e Audio signal priority see Section 6 2 e Active and passive data modes see Section 6 3 The WP 577VH selects video and audio inputs based on the following rules Active Input Selection The video selection mode is set by the DIP switches see Section 8 1 to any of the following e Manual e Last connected e Priority In last connected mode the WP 577VH selects the input that was the last to be connected In manual mode the input is selected by sending Protocol 3000 commands An input selection made by sending a serial command overrides any other current selection In Priority mode the input is selected based on the order of priority which is set using the control application The default order of priority is 1 HDMI 2 VGA This priority remains in force until any of the following occurs e A remote Protocol 3000 command is sent e The input signals connections change Principles of Operation 6 2 6 3 Audio Signal Priority The device can automatically detect an analog audio signal The audio selection mode is set using the DIP switches see Section 8 1 based on the following table DIP switch 1 DIP switch 4 Audio Present Audio Used Not relevant woo i me o fg Note During prolonged periods with no audio 10 seconds the device may interpre
3. 10 Technical Specifications 1 HDMI on an HDMI connector 1 VGA on a 15 pin HD F connector 1 Unbalanced audio on a 3 pin Terminal Block BANDWIDTH STANDARDS HDMI x v Color and 3D HDCP MAXIMUM TRANSMISSION 90m 295ft up to 1080p 60Hz DISTANCE POWER CONSUMPTION 12V DC 700mA OPERATING 0 to 40 C 32 to 104 F STORAGE TEMPERATURE 40 to 70 C 40 to 158 F HUMIDITY 10 to 90 RHL non condensing DIMENSIONS US 8 79cm x 4 3cm x 10 47cm 3 46 x 1 69 x 4 12 W D H WEIGHT 0 2kg 0 44lbs approx NCLUDED ACCESSORIES Power supply Specifications are subject to change without notice at http www kramerelectronics com 10 1 Default Communication Parameters RS 232 Baud Rate 115 200 Data Bits Stop Ets ey a NOC Command Format ASCII WP 577VH Technical Specifications 11 Protocol 3000 The WP 577VH can be operated using serial commands from a PC remote controller or touch screen using the Kramer Protocol 3000 This section describes the e Kramer Protocol 3000 syntax see Section 11 1 e Kramer Protocol 3000 commands see Section 11 2 11 1 Kramer Protocol 3000 Syntax 11 1 1 Host Message Format Start Address optional Body Delimiter omero Message 11 1 1 1 Simple Command Command string with only one command without addressing Start Body Delimiter Command SP Parameter_1 Parameter_2 CRI 11 1 1 2 Command String
4. A separate response is sent for every command in the chain Maximum Siring Length 64 characters Protocol 3000 11 2 Kramer Protocol 3000 Commands Command Description a Protocol nanashan OO O v AV SW MODE AV SW TIMEOUT AV SW TIMEOUT BUILD DATE CPEDIO DISPLAY FACTORY FORMAT FS FREE GEDIO Set machine DNS name Reset machine name to factory default DNS VID LIMITED WARRANTY The warranty obligations of Kramer Electronics for this product are limited to the terms set forth below Whatis Covered This limited warranty covers defects in materials and workmanship in this product What is Not Covered This limited warranty does not cover any damage deterioration or malfunction resulting from any alteration modification improper or unreasonable use or maintenance misuse abuse accident neglect exposure to excess moisture fire improper packing and shipping such claims must be presented to the carrier lightning power surges or other acts of nature This limited warranty does not cover any damage deterioration or malfunction resulting from the installation or removal of this product from any installation any unauthorized tampering with this product any repairs attempted by anyone unauthorized by Kramer Electronics to make such repairs or any other cause which does not relate directly to a defect in materials and or workmanship of this product This limited warranty does not cover cartons equipment
5. D Computer amp Graphics Source Computer Laptop Graphics Source Figure 3 Connecting the WP 577VH Wall Plate To connect the WP 577VH as illustrated in the example in Figure 3 1 Connect the DGKat Out RJ 45 connector on the WP 577VH to the Line In RJ 45 connector on the VS 62D using STP cable see Section 3 1 WP 577VH Connecting the WP 577VH Es 5 1 Connect the RS 232 3 pin terminal block on the rear of the WP 577VH toa remote serial device controller or to be controlled If not using PowerConnect connect the power adapter to the WP 577VH and to the mains electricity not shown in Figure 3 Connect an HDMI source for example a Blu ray disk player to the HDMI input on the WP 577VH Connect a VGA source for example a computer graphics source to the PC In on the WP 577VH Connect an unbalanced stereo audio source for example the audio output of the laptop to the Audio In 3 5mm mini jack on the WP 577VH Connecting the RS 232 Serial Port to a Remote Device You can connect a serial controller or a device to be controlled to the RS 232 3 pin terminal block on the WP 577VH To connect a device to the RS 232 3 pin serial port Connect the TX pin on the 3 pin terminal block to pin 2 RX on the 9 pin D sub connector Connect the RX pin on the 3 pin terminal block to pin 3 TX on the 9 pin D sub connector Connect the GND pin on the 3 pin terminal block to pin 5 GND on the 9 pin D sub connector
6. K LINK devices which allows the use of RS 232 for both control of other Kramer devices and sending data to remote external RS 232 devices e Equalization and reclocking of the data 3 1 e Amaximum date rate of 4 95Gbps 1 65Gbps bandwidth per graphic channel e Support for Protocol 3000 e PowerConnectPlus a single connection to the transmitter or receiver powers both units The higher voltage PowerConnectPlus also powers regular PowerConnect devices via auto negotiation Note Current receivers are not PowerCOnnectPlus complaint and therefore require an independent power supply The WP 577VH supports a range of e Upto 90m 295ft at 1080i or up to 30m 98ft at 1080p on shielded BC DGKat524 cable e Upto 90m 295ft at 1080i or up to 70m 230ft at 1080p on shielded BC DGKat623 cable e Upto 100m 330ft at 1080i or up to 90m 295ft at 1080p on shielded BC DGKat7a23 cable Note The transmission range depends on the signal resolution graphics card and display used The distance using non Kramer CAT 6 and CAT 7a cables may not reach these ranges Using TP cables Kramer engineers have developed special twisted pair cables to best match our digital twisted pair products the Kramer BC DGKat524 CAT 5 24 AWG the Kramer BC DGKat623 CAT 6 23 AWG and the Kramer BC DGKat7a23 CAT 7a 23 AWG cables These specially built cables significantly outperform regular CAT 5 CAT 6 CAT 7a cables Note The WP 577VH cannot work with
7. this user manual Go to http www kramerelectronics com support product_downloads as to check for up to date user manuals application programs and to check if firmware upgrades are available where appropriate Achieving the Best Performance To achieve the best performance e Use only good quality connection cables we recommend Kramer high performance high resolution cables to avoid interference deterioration in signal quality due to poor matching and elevated noise levels often associated with low quality cables e Do not secure the cables in tight bundles or roll the slack into tight coils e Avoid interference from neighboring electrical appliances that may adversely influence signal quality e Position your Kramer WP 577VH Wall Plate away from moisture excessive sunlight and dust This equipment is to be used only inside a building It may only be connected to other equipment that is installed inside a building 7VH Getting Started 2 2 2 3 Safety Instructions Caution There are no operator serviceable parts inside the unit Warning Use only the Kramer Electronics input power wall adapter that is provided with the unit Warning Disconnect the power and unplug the unit from the wall before installing Recycling Kramer Products The Waste Electrical and Electronic Equipment WEEE Directive 2002 96 EC aims to reduce the amount of WEEE sent for disposal to landfill or incineration by requiring it to b
8. unshielded cables The cable ground shield must be connected soldered to the shield of both RJ 45 connectors Warning Using a TP cable that is incorrectly wired will prevent Power Connect from working 4 4 1 Defining the WP 577VH Wall Plate Defining the WP 577VH Figure 1 defines the front panel of the WP 577VH HDMI IN KRAMER Feature HDMI IN Input Connector HDMI Signal LED AUDIO IN WP 577VH Connect to the HDMI source Lights green when all the following are true e The port is selected e There is a valid HDMI signal present e The signal is being routed via the DGKat output Lights red when any of the following is true e No signal is connected e The signal is not valid e Routing is not working WP 577VH Defining the WP 577VH Wall Plate PC Graphics Signal LED Lights green when all the following are true e The port is selected e There is a valid PC graphics signal present e The signal is being routed via the DGKat output Lights red when any of the following is true e No signal is connected e The signal is not valid e Routing is not working 4 ON LED The LED indicates the following e Lights green the device receives adequate power e Lights red the power is insufficient and 24V is needed from the receiver PC IN Input Connector Connect to the PC graphics source F AUDIO IN 3 5mm Mini Connect to the unbalanced stereo audio source Jack 77VH Defining the WP 577VH W
9. KRAMER ELECTRONICS LTD PRELIMINARY USER MANUAL MODEL WP 577VH Wall Plate P N 2900 30031 1 Rev 1 Ona WP 577VH Wall Plate Quick Start Guide Fi This guide helps you install and use your product for the first time For more detailed information go to E http www kramerelectronics com support product_downloads asp to download the latest manual or scan the QR code on the left Step 1 Check what s in the box K WP 577VH HDMI and PC Graphics Wall Plate A 1 Quick start guide Power adapter 12V DC Step 2 Connect the outputs Always switch off the power to all devices before connecting them to your WP 577VH EIA TIA 568B Orange White Orange Green White Blue VS 62D Blue White Green Audio Brown White Amplifier Ledon 12345678 KLINK Twisted Pair Pinout Step 3 Set the DIP switches Feature Function DIP switch 1 Audio Auto Manual Sets the audio selection mode On Auto Mode Note This setting has no effect when Off Manual the PC graphics source is selected 2 Video Auto Manual Sets the video selection mode On Auto Mode Off Manual 3 Input Priority Mode Sets the video input automatic On Priority selection Off Last connected Note This selection is available only if DIP switch 2 is set to Auto 4 Audio Manual Mode Sets the audio selection mode On Force embedded Off Force analog 5 6 F
10. S AND CONDITIONS WHETHER ORAL OR WRITTEN EXPRESS OR IMPLIED TO THE MAXIMUM EXTENT PERMITTED BY LAW KRAMER ELECTRONICS SPECIFICALLY DISCLAIMS ANY AND ALL IMPLIED WARRANTIES INCLUDING WITHOUT LIMITATION WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE IF KRAMER ELECTRONICS CANNOT LAWFULLY DISCLAIM OR EXCLUDE IMPLIED WARRANTIES UNDER APPLICABLE LAW THEN ALL IMPLIED WARRANTIES COVERING THIS PRODUCT INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE SHALL APPLY TO THIS PRODUCT AS PROVIDED UNDER APPICABLE LAW IF ANY PRODUCT TO WHICH THIS LIMITED WARRANTY APPLIES IS A CONSUMER PRODUCT UNDER THE MAGNUSON MOSS WARRANTY ACT 15 U S C A 2301 ET SEQ OR OTHER APPICABLE LAW THE FOREGOING DISCLAIMER OF IMPLIED WARRANTIES SHALL NOT APPLY TO YOU AND ALL IMPLIED WARRANTIES ON THIS PRODUCT INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR THE PARTICULAR PURPOSE SHALL APPLY AS PROVIDED UNDER APPLICABLE LAW Other Conditions This limited warranty gives you specific legal rights and you may have other rights which vary from country to country or state to state This limited warranty is void if i the label bearing the serial number of this product has been removed or defaced ii the product is not distributed by Kramer Electronics or iii this product is not purchased from an authorized Kramer Electronics reseller If you are unsure whether a reseller is an authorized Kramer Electronics reselle
11. all Plate Figure 2 defines the rear panel of the WP 577VH z HEH CONTROL DGKAT OuT RGL AUDIO Figure 2 WP 577VH Wall Plate Rear Panel Feature Function CONTROL Connector For future use AUDIO 3 pin Terminal Connect to the unbalanced stereo audio acceptor Block 3 SETUP 8 way Sets the device behavior see Section 8 1 DIP switch K LINK Mode Switch Press the switch to toggle between active and passive data modes 5 and LED see Section 6 3 The LED indicates the following e Lights green the device is in active mode e Lights red the device is in passive mode RS 232 3 pin Terminal Connect to a remote serial signal source or acceptor for example Block a PC or a device to be controlled via a serial port Note Serial commands are transmitted even when the video signal is absent 6 7 12V DC Connector Connect to the power adapter 1 Earth Terminal Connect to the common ground optional DGKat OUT RJ 45 TP Connect to a compatible DGKat TP switcher or receiver for Connector example VS 62D or TP 578HDCP Pe WP 577VH Defining the WP 577VH Wall Plate 5 Connecting the WP 577VH Always switch off the power to all devices before connecting them to your WP 577VH After connecting your WP 577VH connect its power and then switch on the power to the other devices To VS 62D Blu ray Disk Player Ni Power Amplifier a with Speakers Audio 4 DS SY SS
12. e collected and recycled To comply with the WEEE Directive Kramer Electronics has made arrangements with the European Advanced Recycling Network EARN and will cover any costs of treatment recycling and recovery of waste Kramer Electronics branded equipment on arrival at the EARN facility For details of Kramer s recycling arrangements in your particular country go to our recycling pages at Attp www kramerelectronics com support recycling 3 Overview The WP 577VH accepts the following signals e HDMI and PC graphics video e Unbalanced stereo audio e AnRS 232 control or data signal The WP 577VH encodes these signals and transmits the encoded signal via DGKat cable to a compatible DGKat switcher or receiver for example the VS 62D TP 578HDCP TP 574 or PT 572 The stereo audio can be embedded into the output signal Using the WP 577VH you can also communicate via the twisted pair cable e EDID Extended Display Information Data e HPD Hot Plug Detect signals from the display device to the source The WP 577VH features e HDCP support e HDTV compatibility e Support for HDMI with x v Color and 3D e Support for digital audio formats e Automatic live input detection based on 5V presence e Automatic switching capabilities to the last connected or priority video input e Automatic analog audio detection and embedding e EDID PassThru Passes EDID HDCP signals from source to display e Compatibility with all Kramer
13. e commands to define a query request Message closing character ICR For host messages carriage return ASCII 13 CRLF For device messages carriage return ASCII 13 line feed ASCII 10 Command chain separator character When a message string contains more than one command a pipe character separates each command Spaces between parameters or command terms are ignored 11 1 4 11 1 5 11 1 6 11 1 7 Entering Commands You can directly enter all commands using a terminal with ASCII communications software such as HyperTerminal Hercules etc Connect the terminal to the serial or Ethernet port on the Kramer device To enter CR press the Enter key LF is also sent but is ignored by command parser For commands sent from some non Kramer controllers like Crestron some characters require special coding such as X Refer to the controller manual Command Forms Some commands have short name syntax in addition to long name syntax to allow faster typing The response is always in long syntax Chaining Commands Multiple commands can be chained in the same string Each command is delimited by a pipe character When chaining commands enter the message starting character and the message closing character only once at the beginning of the string and at the end Commands in the string do not execute until the closing character is entered
14. enclosures cables or accessories used in conjunction with this product Without limiting any other exclusion herein Kramer Electronics does not warrant that the product covered hereby including without limitation the technology and or integrated circuit s included in the product will not become obsolete or that such items are or will remain compatible with any other product or technology with which the product may be used How Long Does this Coverage Last Seven years as of this printing please check our Web site for the most current and accurate warranty information Whois Covered Only the original purchaser of this product is covered under this limited warranty This limited warranty is not transferable to subsequent purchasers or owners of this product What Kramer Electronics will do Kramer Electronics will at its sole option provide one of the following three remedies to whatever extent it shall deem necessary to satisfy a proper claim under this limited warranty 1 Elect to repair or facilitate the repair of any defective parts within a reasonable period of time free of any charge for the necessary parts and labor to complete the repair and restore this product to its proper operating condition Kramer Electronics will also pay the shipping costs necessary to return this product once the repair is complete 2 Replace this product with a direct replacement or with a similar product deemed by Kramer Electronics to perform substan
15. lection mode On Auto Mode Note This setting has no effect when Off Manual the PC graphics source is selected Video Auto Manual Sets the video selection mode On Auto Mode Off Manual Input Priority Mode Sets the video input automatic On Priority selection Off Last connected Note This selection is available only if DIP switch 2 is set to Auto Off Force analog 6 For future use 7 7 8 Reseved s O WP 577VH Configuring and Maintaining the WP 577VH 8 2 Updating the Firmware The firmware is updated using the Kramer K Upload software and connecting via the USB Program or RS 232 serial ports WP 577VH Configuring and Maintaining the WP 577VH 9 Wiring the DGKat TP RJ 45 Connectors Connect solder the cable shield to the RJ 45 connector shield Do not use a crossed TP cable with this product Using a TP cable that is incorrectly wired may cause permanent damage to the device Do not use unshielded TP cables with this product Figure 5 defines the TP pinout using a straight pin to pin cable with RJ 45 connectors EIA TIA 568B Figure 5 TP Pinout Wiring Wire Color 1 Orange White 2 Orange 3 Green White 4 Blue 5 Blue White 6 Green 7 Brown White 8 Brown 12457836 Pair 1 4and 5 Pair 2 1 and 2 Pair 3 3 and 6 Pair 4 7 and 8 WP 577VH Wiring t 15342038 he DGKat TP RJ 45 Connectors 17
16. ng the WP 577VH Wall Plate Figure 4 The Configuration DIP switch Figure 5 TP Pinout Wiring N 010 D Oooh WWNHND 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 video audio presentation and broadcasting professionals on a daily basis In recent years we have redesigned and upgraded most of our line making the best even better Our 1 000 plus different models now appear in 11 groups that are clearly defined by function GROUP 1 Distribution Amplifiers GROUP 2 Switchers and Routers GROUP 3 Control Systems GROUP 4 Format Standards Converters GROUP 5 Range Extenders and Repeaters GROUP 6 Specialty AV Products GROUP 7 Scan Converters and Scalers GROUP 8 Cables and Connectors GROUP 9 Room Connectivity GROUP 10 Accessories and Rack Adapters and GROUP 11 Sierra Video Products Congratulations on purchasing your Kramer WP 577VH WP 577VHE Wall Plate which is ideal for the following typical applications e Small to medium to small boardroom connectivity e Interfacing with a variety of source to remote displays in schools and businesses e Bring your own laptop environments 2 2 1 Getting Started We recommend that you e Unpack the equipment carefully and save the original box and packaging materials for possible future shipment e Review the contents of
17. of Operation 13 7 7 1 7 2 Operating the WP 577VH This chapter describes the operation of the WP 577VH and comprises e Selecting an input see Section 6 1 e Selecting active or passive data modes see Section 7 2 The WP 577VH selects video and audio inputs based on the rules described below Selecting an Input To select an input in Manual mode e Send a Protocol 3000 serial command selecting the required input see Section 11 2 Selecting Active or Passive Data Mode To switch between active and passive data modes e Send a Protocol 3000 command to switch see Section 11 2 OR e Press the K Link mode switch to toggle between the active and passive data modes Note Data is still transmitted even in the absence of video and audio signals WP 577VH Operating the WP 577VH 8 Configuring and Maintaining the WP 577VH This chapter describes configuring and maintaining the WP 577VH and comprises e Setting the configuration DIP switch see Section 6 1 e Updating the firmware see Section 6 1 8 1 Setting the Configuration DIP switch The 4 way dip switch provides the ability to configure a number of device functions Push a switch down to turn it on or up to turn it off Note The device must be power cycled whenever a change is made to the switches OOOO0000 234567 8 ON Figure 4 The Configuration DIP switch Feature Function DIP switch Audio Auto Manual Sets the audio se
18. or future use 7 8 Reserved DIP switch 1 DIP switch 4 Audio Present Not relevant Net relevant yes fa E o aoee Audio Used Step 4 Connect the inputs HDMI In KRAMER WP S77VH CTD 6G Step 5 Connect the power If required connect the power adapter to the WP 577VH and plug the adapter into the mains electricity Step 6 Install the WP 577VH Mount the device in a suitable wall box Contents 1 Introduction 2 Getting Started 2 1 Achieving the Best Performance 2 2 Safety Instructions 2 3 Recycling Kramer Products 3 Overview 3 1 Using TP cables 4 Defining the WP 577VH Wall Plate 4 1 Defining the WP 577VH 5 Connecting the WP 577VH 5 1 Connecting the RS 232 Serial Port to a Remote Device 6 Principles of Operation 6 1 Active Input Selection 6 2 Audio Signal Priority 6 3 Active and Passive Data Modes 6 4 Input Connection Timeout 7 Operating the WP 577VH 7 1 Selecting an Input 7 2 Selecting Active or Passive Data Mode 8 Configuring and Maintaining the WP 577VH 8 1 Setting the Configuration DIP switch 8 2 Updating the Firmware 9 Wiring the DGKat TP RJ 45 Connectors 10 Technical Specifications 10 1 Default Communication Parameters 11 Protocol 3000 11 1 Kramer Protocol 3000 Syntax 11 2 Kramer Protocol 3000 Commands Figures Figure 1 WP 577VH Wall Plate Front Panel Figure 2 WP 577VH Wall Plate Rear Panel Figure 3 Connecti
19. order to pursue any remedy under this limited warranty you must possess an original dated receipt as proof of purchase from an authorized Kramer Electronics reseller If this product is returned under this limited warranty a return authorization number obtained from Kramer Electronics will be required You may also be directed to an authorized reseller or a person authorized by Kramer Electronics to repair the product Ifitis decided that this product should be returned directly to Kramer Electronics this product should be properly packed preferably in the original carton for shipping Cartons not bearing a return authorization number will be refused Limitation on Liability THE MAXIMUM LIABILITY OF KRAMER ELECTRONICS UNDER THIS LIMITED WARRANTY SHALL NOT EXCEED THE ACTUAL PURCHASE PRICE PAID FOR THE PRODUCT TO THE MAXIMUM EXTENT PERMITTED BY LAW KRAMER ELECTRONICS IS NOT RESPONSIBLE FOR DIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM ANY BREACH OF WARRANTY OR CONDITION OR UNDER ANY OTHER LEGAL THEORY Some countries districts or states do not allow the exclusion or limitation of relief special incidental consequential or indirect damages or the limitation of liability to specified amounts so the above limitations or exclusions may not apply to you Exclusive Remedy TO THE MAXIMUM EXTENT PERMITTED BY LAW THIS LIMITED WARRANTY AND THE REMEDIES SET FORTH ABOVE ARE EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES REMEDIE
20. r please visit our Web site at www kramerelectronics com or contact a Kramer Electronics office from the list at the end of this document Your rights under this limited warranty are not diminished if you do not complete and return the product registration form or complete and submit the online product registration form Kramer Electronics thanks you for purchasing a Kramer Electronics product We hope it will give you years of satisfaction 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 KRAMER E mail info kramerel com SAFETY WARNING Disconnect the unit from the power e supply before opening and servicing P N 2900 300311 Rev 1
21. t this as having no analog audio present and therefore switch back to the embedded audio In this case we recommended that audio selection is set to manual Note Audio is transmitted even in the absence of video Active and Passive Data Modes The WP 577VH can process RS 232 data in either of the following modes e Active K Link LED lights green The data are treated as Kramer Protocol 3000 commands and are processed by the microcontroller of the WP 577VH which provides control of the device In this mode you can also communicate via P3000 commands with remote K link devices e Passive K Link LED lights red The data are treated as raw data and are transmitted over the DGKat link with no processing In this mode you can control external devices connected to the RS 232 port of a remote K link device Note Data is transmitted even when video and audio signals are not present WP 577VH Principles of Operation 6 4 Input Connection Timeout The default delay when switching to a new source when either the active source is lost or a new source is connected is three seconds The delay when the active source is lost or a new signal is connected can be changed independently using the relevant Protocol 3000 command see Section 11 2 When the active source is lost the delay can be set to between 3 seconds and unlimited When a new signal is connected the delay can be set to between 0 seconds immediate and unlimited Principles
22. tially the same function as the original product 3 Issue a refund of the original purchase price less depreciation to be determined based on the age of the product at the time remedy is sought under this limited warranty What Kramer Electronics will not do Under This Limited Warranty If this product is returned to Kramer Electronics or the authorized dealer from which it was purchased or any other party authorized to repair Kramer Electronics products this product must be insured during shipment with the insurance and shipping charges prepaid by you If this product is returned uninsured you assume all risks of loss or damage during shipment Kramer Electronics will not be responsible for any costs related to the removal or re installation of this product from or into any installation Kramer Electronics will not be responsible for any costs related to any setting up this product any adjustment of user controls or any programming required for a specific installation of this product How to Obtain a Remedy under this Limited Warranty To obtain a remedy under this limited warranty you must contact either the authorized Kramer Electronics reseller from whom you purchased this product or the Kramer Electronics office nearest you For a list of authorized Kramer Electronics resellers and or Kramer Electronics authorized service providers please visit our web site at www kramerelectronics com or contact the Kramer Electronics office nearest you In
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