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Easykey User Manual User Manual

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1. Page 44 Miranda Technologies Ltd Easysound Easyplay User Manual Script Files Fader Description mg video trans Midground video transition fader event mg video ftb Midground Video fade to black fader event fg video trans Foreground video transition fader event fg video ftb Foreground Video fade to black fader event ab video trans Video A B mix position Fader Assignments Fader assignments are made using the fader assign action to associate one of the seven analogue fader inputs with an actual fader gain element within either the Audio gain matrix or the master Gain Output stage fader assign The action comprises the seguence fader assign fader no fader assignment list fader no This parameter may either be a number from 1 to 7 indicating the physical fader inputs at the control port or the name string of one of the pseudo faders fader assignment list The fader assignment list parameter comprises a list of sub parameters that take a different format depending on whether the action relates to the Audio Gain Matrix or the Master Output Gain stage Audio Gain Matrix Stage The fader assignment list parameter when used to control the Audio Gain Matrix comprises the following seguence matrix input no matrix output no fader sense max gain val min gain val Master Output Gain Stage Miranda Technologies Ltd Page 45 Script Files Easysound Easyplay User Manual The fade
2. General Purpose Interfaces General Purpose Interface GPI ports may be used either to trigger the execution of a series of Easykey internal pre programmed commands input or to monitor the status of Easykey output The process of assigning Miranda Technologies Ltd Page 39 Configuration Easykey User Manual command macros to an individual GPI port is described later in the following paragraphs The nine GPI ports are identified as GPI 1 through GPI 9 The first seven ports GPI one through seven may be configured as either an input port or an output port while the remaining two GPI 8 and GPI 9 may only be configured as inputs Any GPI assigned as an input may have a macro associated with it that contains up to ten valid commands When triggered the commands within the macro execute sequentially When assigned as an output a GPI may have a single status associated with it Assigning GPI Inputs Up to ten sequentially executed commands may be selected for any GPI input and the command s are referred to as a macro Up to two macros may be associated with each GPI input one identified as GPI on the other as GPI off Different macro command lists are held for Mixer and Keyer modes To assign GPI inputs from the front panel controls select setup GPI input assign From the GPI input assign menu use the arrow keys to select the one of the eighteen GPI input options that is to be created or edited List a Macro
3. RS422 485 232 Types of serial data communication standards SDI Serial Digital Interface SMPTE Society of Motion Picture and Television Engineers Page 64 Miranda Technologies Ltd Easykey User Manual Appendix 3 Appendix 3 Menu Trees Keyer Mode Operational Menu Tree manual Keyer Operate set inputs I I I cut up fade FTB trans image PVW down up on off rates editor olp Bgnd A Fill Key down set Mixer Mode Operational Menu Tree manual Mixer Operate set inputs I I cut fade FTB trans trans PVW AB or on off rates type olp Bgnd A Fill Key wipe set AB Miranda Technologies Ltd Page 65 Appendix 3 Easykey User Manual Set Up Menu Tree set up GPI Output Faders System GPI Input Assign Enable see below Assign System Set Up Sub Menu Tree System Change 625 525 485 serial clean line serial protocol restart address LCD contrast Page 66 Miranda Technologies Ltd Easykey User Manual Appendix 4 Appendix 4 Custom Configuration Notes Miranda Technologies Ltd Page 67 Appendix 4 Easykey User Manual Page 68 Miranda Technologies Ltd Easykey User Manual Appendix 4 Miranda Technologies Ltd Page 69 Appendix 4 Easykey Use
4. The Easykey RCP is a compact panel featuring a T bar fader plus switches for cut fade wipe and fade to black auto transitions Blanking panels are required when one two or three RCP s are fitted into the RMF 002 frame as the frame normally holds four RCP s Page 20 Miranda Technologies Ltd Easykey User Manual Front Panel Operations Front Panel Operations Operational control can be achieved using the front panel buttons and display a custom RCP or fader a proprietary RCP or by the use of automation This section describes the use of the front panel controls Controls The front panel of an Easykey contains a 352 floppy disk drive four push button control keys and a liquid crystal display LCD Local control of the unit is menu driven using a combination of the push button keys together with options displayed on the LCD The upper key of the group is identified on the panel as the ESC key and the bottom key is identified as the ENTER key Left and right keys lt and gt are used to move a screen cursor left and right accordingly to select menu options Keyer Operate lt 10 gt lt fad d gt ade up down DSA LCD Display The alphanumeric LCD display is effectively divided into two separate lines The upper row of characters indicating the function and the lower row indicating the current selection and an indication of any available options In the example above the display indicates
5. clip fader gain fader and transparency fader The faders are organised into three groups with clip gain and transparency faders all enabled or disabled using a common procedure The image and FTB faders are grouped individually and there is a separate procedure for enabling each Enabling and disabling the faders is achieved from the set up menu by selecting the faders enable option The faders enable menu provides the option of choosing from the three groups by using the arrow keys Pressing the ENTER key with the appropriate fader group displayed in line two brings up the fader menu with the enable and disable options displayed The current status of the fader is shown by the option enclosed in brackets The brackets are moved using the arrow keys and when the required option is selected pressing the ENTER key will apply the selection CG amp T Faders disabled enabled Miranda Technologies Ltd Page 45 Configuration Easykey User Manual File Options The file facilities enable the saving of Easykey s set up configuration to both a floppy disk and the unit s hard disk The process saves all the GPI assignments the fader enable disables the mode setting and system configuration and can be used to re instate the settings or copy them to other Easykeys Files created by a diagnostic save are sometimes reguested by the Miranda Customer Support staff to aid in resolving customer gueries Configuration S
6. 4 GND 7 GND z Z 5 AES OUT 3 8 AES OUT 3 Copy of re embedded A channel SDI PGM 6 GND 9 GND 7 AES OUT 4 t 20 AES OUT 4 Copy of re embedded B channel SDI PGM 8 GND 21 GND Oo A 9 12 No connection 22 No connection 25 13 5v AES GPI Control The AES control port provides for access to the GPI features of Easysound and Easyplay The functions of the module may be controlled by the GPI input and output ports once the ports have been configured Level transitions from external hardware on specific GPI input ports can be programmed to invoke user defined actions Status conditions can be Page 22 Miranda Technologies Ltd Easysound Easyplay User Manual Interfacing allocated to GPI output ports and may be used externally In addition to internal pseudo faders external hardware faders may be connected to the appropriate AES control lines as described later in this section The pin out allocations of the AES control port are shown in the table on the following page 7 GPI 3 Input or Output 24 11 23 10 22 21 13 19 Fader 2 Fader 3 pe E a Fader 6 4 o0 Fader 7 lon Fader 8 Fader Voltage Source V Fader Ground Return wl n Not Used 1 2 14 ae Miranda Technologies Ltd Page 23 Interfacing Easysound Easyplay User Manual Cross connecting GPI s Caution The full implications of cross wiring must be
7. ASCII American Standards Committee for Information Exchange BGnd A Background Video BNC Baby N connector CRC Cyclic Redundancy Check dB Decibel FDD Floppy Disk Drive FG Foreground FTB Fade to Black GPI General Purpose Interface Hz Hertz cycles per second Kb s Kilobits per second 10 bits per second LCD Liquid Crystal Display Mb s Megabits per second 10 bits per second MG Midground MHz Megahertz 10 cycles per second PCB Printed Circuit Board PGM Programme PVW Preview RCP Remote Control Panel Miranda Technologies Ltd Page 53 Glossary Easysound Easyplay User Manual RS 422 485 232 Types of serial data communication standards SDI Serial Digital Interface SMPTE Society of Motion Picture and Television Page 54 Miranda Technologies Ltd
8. With the appropriate GPI input displayed pressing ENTER to access the macro display level and if a particular GPI macro is empty the display will indicate NO ACTION SET Ifa macro exists the first command will be shown and the arrow keys may be used to view any subsequent commands in the macro GPI 1 on Macro NO ACTIONS SET Page 40 Miranda Technologies Ltd Easykey User Manuals Configuration Create a Macro With the above menu displayed for the relevant GPI press ENTER to access the Edit Macro menu This menu offers two choices insert or delete To create a new macro select and apply insert The Macro List Insert menu will offer the full range of valid commands appropriate to the configured mode Using the arrow keys display the first command to be added to the macro and press ENTER to add it The display is now returned to the listing of the macro showing the added command To add a second command use the arrow keys to display End of List and press the ENTER key as before Further commands are added to the macro by repeating this procedure Edit a Macro Where a macro is already programmed the display will indicate the first command in the seguence and the arrow keys may be used to step through the rest of the sequence When the end of the list is reached the display will indicate this with an end of list message Commands may be deleted or inserted If delete is chosen the previously displayed command will
9. Web www miranda com USA Office Miranda USA 1101 North Pacific Ave Suite 204 Glendale CA USA 91202 Tel 1 818 550 8653 Fax 1 818 550 8614 Email eurosales miranda com Web www miranda com UK Office Miranda Technologies Ltd Hithercroft Road Wallingford Oxfordshire OX10 9DG UK Tel 44 0 1491 820000 Fax 44 0 1491 820001 Email uksales miranda com Web www miranda com Asia Office Miranda Asia Neoba 303 2 2 5 Tomigaya Shibuya ku Tokyo Japan 151 0063 Tel 81 3 5452 1690 Fax 81 3 5452 1695 Email asiasales miranda com Web www miranda com Latin America Office Miranda USA 6175 N W 153 St Suite 300 Miami Lakes FL USA 33014 2443 Tel 1 305 820 2990 Fax 1 305 820 2991 Email jpunyed miranda com Web www miranda com European Sales Centre Miranda Europe 222 226 rue de Rosny 93100 Montreuil France Tel 33 0 1 55 86 87 88 Fax 33 0 1 55 86 00 29 Email eurosales miranda com Web www miranda com Page 6 Miranda Technologies Ltd Easysound Easyplay User Manual Preface Scope of the Manual The manual includes all the information required to configure and use the Easysound and Easyplay modules Serial automation control protocol used by Miranda mixers keyers and still stores is outside the scope of this manual Details of this protocol and other related issues are found in the associated documents shown in the following listing Miranda Technologies L
10. Key signal and takes the result on air at the programme output The cut down feature instantaneously takes this foreground image off air Operation is controlled using the cut up down feature that toggles the cut up and cut down conditions From the boot up menu select manual operate cut up down to locate the feature and apply by pressing ENTER Fade up down The fade up feature causes the Fill image to gradually appear as a foreground over the background video to an extent determined by the Key signal and takes the result on air at the programme output The fade down feature gradually takes this foreground image off air The rate at which the transition takes place is pre determined by a setting under transition rates Operation is controlled using the fade up down feature that toggles the fade up and fade down conditions Miranda Technologies Ltd Page 25 Front Panel Operations Easykey User Manual From the boot up menu select manual operate fade up down to locate the feature and apply by pressing ENTER FTB on off The FTB on off feature causes the image at the programme output to be replaced with a fully black screen or vice versa The replacement is by a fade action at a rate determined by the setting under transition rates From the boot up menu select manual operate FTB on off to locate the feature and apply by pressing ENTER Transition Rates The transition rates feature is used to set the number
11. a gain of OdB over a duration of 12 frames output gain 1 0 12 embed The embed action comprises the sequence embed master_gain_output_no SDI_embedded_output_no Where an embed is not issued the default condition existing will be that channels 5 amp 6 and 7 amp 8 will be embedded into SDI Group1 channels A and B respectively Miranda Technologies Ltd Page 41 Script Files Easysound Easyplay User Manual master gain out no The master gain out no parameter does not have an effect using current hardware but a value must be used to maintain the syntax Miranda recommends using a default value of 5 for this parameter EasySound Mk3 hardware does not allow selection of output channels from the Master Output gain stage Output pairs 5 amp 6 and 7 amp 8 are effectively hardwired to AES OUT 3 and AES OUT 4 respectively SDI embedded output no This parameter can have a value of between 1 and 8 and selects the embedded audio group as shown in the following table SDI embedded output no SDI embedded channel group 1 Group 1 2 3 Group 2 4 5 Group 3 6 7 Group 4 8 Remarks Since only AES OUT 3 and AES OUT 4 are embedded care should be taken to mix or patch signals to these channels if they are to be embedded into the SDI programme output stream In the following examples the first line would embed output pairs 5 amp 6 and 7 amp 8 into SDI group 1 The second example would embed th
12. accessed from the front panel display using the panel control keys A full description of the procedure for using the front panel controls appears in the Front Panel Operations section of this manual Analogue Composite Preview Output As an alternative to the standard SDI preview video output the analogue composite video output option will provide a 1V peak to peak analogue signal in either PAL or NTSC video format Note This option uses an 8 bit DAC and is intended as a monitoring output only Embedded Digital Audio Mixer The optional Easysound digital audio mixer is fitted within Easykey and is designed to add voice overs jingles and other audio inserts over a programme soundtrack at transmission Easysound can accept audio from AES EBU sources as well as embedded audio from the background video input The four mixes are available on AES EBU outputs and can also be re embedded into the SDI programme output For full details see the Easysound user manual Miranda Technologies Ltd Page 19 Overview Easykey User Manual Mechanical Bypass In the event of power loss to Easykey or failure of the internal power supply the mechanical bypass option routes the serial digital background signal A input directly to the programme output This feature is an emergency failsafe and is completely non synchronous in operation During boot up the bypass is maintained until Easykey is fully operational Remote Control Panel
13. and emergency images Easyplay is designed to operate with Miranda s Imagestore Playstore and Logostore products Miranda Technologies Ltd Page 13 Introduction Easysound Easyplay User Manual Overview The following paragraphs provide a simplified description of the basic principles of Easysound and Easyplay The concept diagram shown below supports that description Concept Block Diagram AES1 N PRE SELECT Di SDI BGnd A vi P AES10UT AES 2 IN P PRESELECT HP gt Ly Acs20uT AES 3 IN Input or EASY PLAY MODE SELECT ASAP p output Ly AES30UT PATCH AES5 IN p PRESELECT lp E ly M SDI gt B D pcm SDI FILL B gt E D AES6 N p PRESELECT p Pi p AES4 OUT gt aubo MXER gt MATRX 1 p Page 14 Miranda Technologies Ltd Easysound Easyplay User Manual Introduction Easysound Input Source Selection Easysound has six AES EBU digital stereo audio inputs that appear at a single rear panel connector of the host unit The inputs are identified as AES IN 1 through AES IN 6 Pre selection enables a choice of inputs where AES IN 1 and AES IN 2 may be replaced by embedded SDI digital audio signals from the background input video stream AES IN 5 and AES IN 6 may be replaced by embedded digital audio signals from the embedded SDI digital audio signals from the fil
14. be removed If insert is chosen then the next command chosen from the list will be added to the list immediately before the previously displayed command Mixer Mode GPI Input Command Listing Mixer Mode Input Command Action cut A cut to A input cut B cut to B input cut A B toggle between A and B using cut fade A fade to A input fade B fade to B input fade A B toggle between A and B using fade FTB off turn off fade to black FTB on turn on fade to black Miranda Technologies Ltd Page 41 Configuration Easykey User Manual Mixer Mode Input Command Action FTB on off toggle fade to black on and off BGnd SDI set background input to SDI source BGnd colour set background input to colour field generator BGnd SDI colour toggle background input between SDI and colour fade rate 1 set main fade rate to nnn frames FTB rate 1 set FTB fade rate to nnn frames set horiz wipe set wipe direction to horizontal set vert wipe set wipe direction to vertical enable fader enable mixer fader disable fader disable mixer fader en dis fader toggle enable disable mixer fader enable FTB fader enable fade to black fader disable FTB fader disable fade to black fader en dis FTB fader toggle enable disable fade to black fader set mix set mixer transition type to mix set wipe set mixer transitio
15. being employed for control of clip gain and transparency Easykey will not offer front panel level setting and will instruct the user to use the faders Enabling and disabling external faders is described in the configuration and set up section of this manual When the clip gain and transparency option is applied the user is first offered an opportunity to adjust the current clip level The minimum and maximum levels are shown to the left and right sides of line two of the display with the currently selected level shown in the middle The right and left arrow keys are used to increase and decrease the setting respectively The setting is applied by pressing the ENTER key Once set the display moves on to the next parameter which is Adjust Gain The adjustment is made in exactly the same way as for Clip Once Gain is set the display moves on to the final adjustment which is Adjust Transparency This is set in the same way as Clip and Gain Clip Level Clip is the level under which the key signal will be forced to black Ina keying process this will result in a total absence of fill video in areas where the incoming key signal is less than the clip level Gain Level The gain level amplifies the key signal forcing grey levels towards and up to white level In a keying process this will result in the fill signal being less transparent than it otherwise would be in areas with a grey key signal Transparency Level The tr
16. configuration settings except input signal parameters are controlled through Easykey s set up menu Input Signal Parameters Easykey has the potential for three digital video input signals identified as A Background B Fill and Key Each input may optionally be set so that it either accepts an external SDI digital video signal or that an internally generated test colour field be inserted in place of an input signal Check the status of the input settings or change any setting by selecting manual set inputs Three options are made available A Bgnd B Fill and Key Use the arrow keys to select the appropriate input and press ENTER to apply that selection In each case the display will indicate whether SDI video or Colour is currently selected To change the current setting use the arrow keys to select the choice and press ENTER to apply the selection When the Colour option is applied three adjustments appear in turn which together set the colour of the field to be inserted The first adjustment only affects the red component of the field Use the left and right arrow keys to change the percentage value Pressing ENTER applies the setting and bring up a similar adjustment for the green colour field Having set the percentage of green pressing ENTER will bring up a similar adjustment for the blue colour field Pressing ENTER from the blue field adjustment completes the set up and the menu is returned to the Input Signal Set menu
17. into the chassis of an Imagestore Playstore Logostore or EasyKey Full precautions should be taken to eliminate static when handling these units as they contain components that are susceptible to static damage It should be noted that there are several screws that may be hard to reach and connectors that are liable to misalignment if the following procedure is not followed carefully Disconnect the mains supply of the host unit before removing its cover Undo the two screws holding in the PC card on the rear of the unit and carefully extract this card from the ISA bus Do the same with the network card if one has been fitted Miranda Technologies Ltd Page 25 Interfacing Easysound Easyplay User Manual Remove the nuts and washers from the rear panel BNC connectors Examine the rear panel and identify the seven screws that hold the rear panel assembly inplace These screws are located one on each side of the chassis two by the mains inlet and three on the underside of the unit Identify the two screws on the inside of each D type connector which will also need removal Remove all of these screws and carefully extract the rear panel Remove the D type connectors from this panel but retain the screws since they will be reguired when you reassemble the unit Remove the ISA bus from the main PCB by extracting the two screws from the underside of the unit and then pulling it free of the main PCB It is important to note that t
18. of frames that it will take to complete a fade action and as a separate setting the number of frames that it will take to complete a FTB on off action From the boot up menu select manual operate transition rates to locate the feature and reveal the Adjust Trans Rates menu by pressing ENTER With the Adjust Trans Rates menu displayed select either fade or FTB for the appropriate adjustment In either case the transition rate is set identically The second line of the display will indicate the current number of frames set and the left and right arrow keys are used to decrease and increase the setting Once the required setting is displayed pressing ENTER will apply the setting Image Editor The image editor feature uses the preview keyer monitored by the preview output to view the effect of key parameter changes and clip gain and transparency adjustments to the foreground image present at the Fill B and Key inputs Using the editor changes can be seen over the current background video Images may only be edited whilst not on air When the required preview effect has been achieved the image may be taken on air in full confidence of the programme effect From the boot up menu select manual operate image editor to locate the feature and reveal the Image Editor menu by pressing ENTER Page 26 Miranda Technologies Ltd Easykey User Manual Front Panel Operations Clip Gain amp Transparency If external faders are
19. of the current configuration file settings and returns Easykey to its original factory settings When the clean restart feature is used all video and audio GPI settings and all image files are retained Once a clean restart has been applied Easykey must be power cycled to cause a re boot before the changes take effect To clean restart the unit select clean restart from the System Set up menu and press ENTER Use the arrow keys so the brackets enclose the YES option Miranda Technologies Ltd Page 49 Configuration Easykey User Manual Page 50 Miranda Technologies Ltd Easykey User Manual Installation and Integration Installation and Integration Ventilation Easykey is ventilated through its side panels It is essential that the ventilation holes in its sides remain clear of any obstruction Power Reguirements The unit uses a mains supply input circuit that auto senses whether the applied AC mains voltage is 110V or 240V and responds accordingly The unit is tolerant of both 50Hz and 60Hz AC supplies and under normal conditions its power consumption will not exceed 50 watts A 20mm mains input fuse rated at 2 Amp slow blow forms part of the mains connection inlet and is accessible from the rear of the unit Environment Easykey will tolerate operating temperatures in the range 0 C to 40 C with humidity of between 20 and 80 non condensing The unit is more tolerant in storage and may be stored at te
20. procedure for saving these settings to floppy disk and recovering the setting from that disk Installation and Integration This section contains details of the unit interconnections and interfaces It describes all the set up procedures required for a successful installation including reference source selection internal timing and synchronisation set up Miranda Technologies Ltd Page 9 Preface Easykey User Manual Support The support section describes the procedures for using the return to base warranty It explains how to contact the Miranda technical support team and outlines a series of preliminary checks that should be made prior to calling Appendix 1 Product Specification This appendix provides a summary of the specifications of Easykey Appendix 2 Glossary This appendix contains a guide to the terms and abbreviations found within this user guide Appendix 3 Menu Trees This appendix contains a series of diagrams representing the front panel operation and configuration menu trees Appendix 4 Custom Configuration Notes This appendix provides blank pages that may be used to record useful unit configuration data Page 10 Miranda Technologies Ltd Easykey User Manual Overview Table of Contents Miranda Technologies Ltd Page 11 Overview Easykey User Manual Page 12 Miranda Technologies Ltd Easykey User Manual Overview Mixer Mode GPI Input Command Listing Keyer Mod
21. provides all products that are sold new with a two year return to base warranty Products that are purchased as ex demo may have a limited warranty and reference should be made the original acknowledgement of order or the Product Certificate for warranty details A repair service for warranty and non warranty products provides a typical turnaround time of ten working days The procedure for returning a unit to Miranda Technologies Ltd is given later in this section Obsolescence Obsolete products will be supported for a minimum of 3 years from the date of obsolescence Miranda Technologies Ltd will continue to provide support beyond this period but will not replenish service stock and is therefore unable to guarantee the availability of every component used Miranda Technologies Ltd Miranda Technologies Ltd Page 57 Support Easykey User Manual Upgrades Software upgrades are regularly available as part of a continuing commitment to product improvement Most software upgrades can be performed remotely and customers are kept informed of software and hardware upgrades via Release Notes that are e mailed to the nominated contact Hardware upgrading is normally carried out at Miranda Technologies Ltd factory and involves full re testing and OA checks Refurbishment can also be performed where reguired but these are not covered by the standard warranty Service Visits On site assistance from a Miranda Technologies Ltd Fie
22. taxes insurance and any other charges arising from the shipment of the defective product to Miranda Technologies Ltd Miranda Technologies Ltd will pay the shipping charges for the return of the product to the Customer This warranty is governed by the laws of England and Wales whose courts shall have exclusive jurisdiction Information in this publication supersedes that in all previously published material and is subject to change without notice Miranda Technologies Ltd Page 3 Preface Easykey User Manual Important Safety Notices Injury Precautions 1 Use aproper power cable To avoid fire hazard use only an appropriate power cable which complies with the following For mains connection use only a 10amp IEC inlet lead meeting EN60320 or eguivalent Connection to the mains supply should be via a circuit breaker or by a mains plug which meets the relevant local standards in the country of installation 2 Avoid electrical overload To avoid electric shock or fire hazard do not apply a voltage to a terminal that is outside the range specified for that terminal 3 Ground the product Easykey is grounded through the grounding conductor of the power cable To avoid electrical shock the grounding conductor must be connected to earth ground Before making connections to the input or output terminals of Easykey ensure that the product is properly grounded 4 Do not operate without the covers To avoid electrical s
23. that the Keyer Operate function is being displayed The lt and gt symbols indicate that other options are available to the left and right The appropriate arrow key will reveal those options Miranda Technologies Ltd Page 21 Front Panel Operations Easykey User Manual Escape and Enter Keys The ESC key is used to proceed to a menu option closer to the boot up menu Successive pressing of the key will bring the display to the start up menu The ENTER key is used to accept the menu item currently displayed or the option shown as selected by being enclosed in brackets Left and Right Arrow Keys lt and gt Left and right arrow keys may be used to cursor left and right respectively along a displayed menu branch to select a function When a selection of parameters are offered these keys may be used to select a variable Where a single value is displayed the left arrow key may used to reduce the displayed value and the right key may be used to increase it Manual Override The top level menu provides the option to choose either manual operations or set up configuration For operations use the arrow keys so that manual is selected as shown below then press ENTER to reveal the Manual Override Menu The display shown below is referred to throughout this guide as the boot up menu ESC 10 manual set u t P ENTER Easykey ver 6 xx Page 22 Miranda Technologies Ltd Easykey User Manu
24. the display Press the Enter key to apply that selection Press the right arrow key once and the words configuration load will appear in the second line of the display Pressing the Enter key once will commence the loading process Miranda Technologies Ltd Page 19 Interfacing Easysound Easyplay User Manual The configuration load process expects to load not only the audio configuration but also the video configuration If the disk contains only an audio gpi script file then when it has loaded the host unit will display an error message when it does not find any video configuration files These messages may be ignored and successive pressings of the ESC key will return the display to the boot up menu Rear Panel Connections With the exception of the three dedicated Easysound connections all the rear panel connectors of the host unit are described in the appropriate host user manual Three 25 way D type connectors on each host unit rear panel are identified as AES INPUT male AES OUTPUT male and AES CONTROL PORT female AES Input The AES input port is used to connect the six digital AES EBU audio channels identified as AES IN 1 through AES IN 6 Each input source should be connected to the Easysound module over two wires using balanced differential signals and a grounded shield Signal and associated pin out connections are given in the following table Page 20 Miranda Technologies Ltd Easysound Eas
25. Easykey User Manual 01003 05 Jan 2002 Miranda Technologies Ltd Hithercroft Road Wallingford Oxfordshire OX10 9DG UK Tel 44 0 1491 820000 Fax 44 0 1491 820001 Email uksales miranda com Web www miranda com Copyright O 1999 2002 Miranda Technologies Ltd All rights are reserved and under the copyright laws this manual may not be reproduced in any form in whole or in part without the prior written consent of Miranda Technologies Ltd Printed in the UK Miranda Technologies Ltd Hithercroft Rd Wallingford Oxfordshire OX10 9DG Easykey User Manual Preface Preface Warranty Miranda Technologies Ltd warrants that the products that it manufactures and sells will be free from defects in materials and workmanship under normal use and service for a period of two 2 years from the date of shipment If a product proves defective during this period Miranda Technologies Ltd will at it s own discretion either repair the product free of parts and labour charges or provide a replacement in exchange This warranty does not apply to any defect failure or damage arising from improper use or inadequate maintenance and care Miranda Technologies Ltd will not be liable for the cost of repair arising from a attempts by non authorised person or persons other than Miranda Technologies Ltd representatives to install repair modify or service the product b damage resulting from improper use or connection to in
26. Master Output Gain Two actions are associated with the output stages of EasySound and these are output gain and embed The output gain action is used to set the gain of output gain 1 2 12 vr p AES OUT 1 3 4 34 Pi Master pp AES OUT 2 Output Gain 5 6 56 Stage p AES OUT 3 7 8 78 p p AES_OUT_4 5 6 embed SDI 78 m PGM gt OUT Page 40 Miranda Technologies Ltd Easysound Easyplay User Manual Script Files the outputs from the Master Output Gain stage while the embed action selects which SDI embedded audio output groups the audio mixer output signals will be placed in output gain The output gain action comprises the seguence output gain master output no output gain duration val master output no The value of master output no may be any number between 1 and 8 signifying one of the eight patch outputs from the Master Gain stage output gain This parameter can take a value of between 100 and 28 in increments of 0 5 The value represents the gain of the output in dB s A value of 100 represents an output OFF condition duration val This parameter can take an integer value of between 0 and 255 and represents the number of frames over which the gain setting becomes effective Miranda recommends a setting of not less than ten as any less may cause an audible click Remarks The following example of an output gain action would set output 1 to
27. R stereo pair 5 Group 3 channel A 1 L amp R stereo pair 6 Group 3 channel B 2 L amp R stereo pair 7 Group 4 channel A 1 L amp R stereo pair 8 Group 4 channel B 2 L amp R stereo pair 9 AES input L amp R stereo pair Remarks Input selection is ganged between SDI BGnd A amp B inputs and between SDI Fill A amp B inputs Selection of an A channel forces a selection of the corresponding B channel from the same SDI embedded audio group Only certain combinations of parameters are valid and these are indicated below When input no is 1 or 9 then SDI embedded input no can be 1 3 5 7 or 9 When input no is 3 or 11 then SDI embedded input no can be 2 4 6 8 or 9 When input_no is 5 or 7 then SDI embedded input no can only be 9 When input_no is 7 then SDI_embedded_input_no can be 1 3 5 7 or 9 Input Mode Selection The input mode is selected using input_mode This action applies mode selection to the audio input channels after the initial pre selection and prior to the audio gain stage Miranda Technologies Ltd Page 35 Script Files Easysound Easyplay User Manual From the Signal Input Selection Stage 1 2 3 4 5 6 7 8 9 10 11 12 Input Mode Selection Stage 1 2 3 4 5 6 7 8 9 10 11 12 To the Audio Gain matrix Stage input_mode input_mode The action comprises the sequence input_mode input_no mono stereo normal invert silence 3 input_no
28. S GPI ports or by audio automation commands from the hosts serial communications port Initial configuration and GPI port allocations are established when a host unit is booted using a configuration script file loaded from the unit s hard disk drive Re configuring the Easysound may be achieved by loading a replacement audio configuration script file from 3 floppy disks using the host unit s front panel drive Once a new configuration script file has been loaded the host unit must be re booted to apply the new configuration An Miranda or a custom remote control panel with switches lamps and faders may be attached to the AES GPI port When Easysound has been appropriately configured using an audio script file full control of Easysound features may be achieved through the panel Easyplay Easyplay functions as a combined digital AES audio store and player and requires that the host unit is fitted with an Easysound card and is also connected via Ethernet to Miranda s Windows NT based Media Distribution System Audio files used with Easyplay must be in 16 bit 48kHz WAV format prior to conversion to Miranda s own OXW format The audio store can store up to 40 minutes optionally 200 minutes of digital audio that may be sub divided into a number of audio files Each audio file may be software linked to a logo or image using the Media Distribution system The image control options of the host unit are then extended to affect the
29. This parameter selects one of the inputs to the Input Mode Selection stage and may be any number between and 12 mono stereo This parameter may have the value of either mono or stereo If mono is selected the inputs are controlled independently and if stereo the inputs are paired 1 amp 2 3 amp 4 etc With stereo subsequent gain and phase parameters are applied to both signals in the pair normal invert silence This parameter affects the phase mode of the designated signal and may have the value of normal or invert or silence Page 36 Miranda Technologies Ltd Easysound Easyplay User Manual Script Files Mixer Commands The audio gain matrix is controlled using the mix and mix output mode commands The mix command is used to set up the mix of inputs to outputs The mix output mode command is used to select the mode of the channels leaving the audio gain matrix mix The action comprises the sequence mix matrix output no mix list From the Input Mode Selection Stage 12 34 56 78 9 10 11 12 mix_output_mode 1 2 To 3 3 4 Patch mix 5 6 Stage 7 8 9 10 Audio Gain Matrix Test Tones 9 matrix_output_no This parameter determines the matrix output number affected by the action and is a single number between 1 and 8 mix list This parameter contains a number of mix specification triplets separated by commas with the below list held in brackets The format of a mix list is
30. ached to one of five points around the keyer From the boot up menu select manual operate preview output set to locate the feature and reveal the sub menu by pressing ENTER The sub menu includes the following options Page 28 Miranda Technologies Ltd Easykey User Manual Front Panel Operations keyer preview processed key fill i p background i p PGM output PGM preview Prev when you choose this option the programme preview display and the programme output display switch ping pong between the preview image and the output image this option aftaches the preview output to the key image after the key parameters have been applied to the image the default setting is PGM preview when you choose this option the programme preview display does not change it always displays the image which will be displayed next on the programme output Use the arrow keys to step through the optional settings When the reguired setting is displayed press ENTER to apply that setting The processed key setting attaches the preview output to the key image after the key parameters have been applied to the image The default setting is PGM preview Miranda Technologies Ltd Page 29 Front Panel Operations Easykey User Manual Page 30 Miranda Technologies Ltd Easykey User Manual Remote Control Panel Operations Easykey RCP Remote Control Panel The Easykey RCP is a compact panel featuring a T bar fader plus switch
31. al Front Panel Operations Mixer Mode Operations With the Easykey configured for mixer mode the Mixer Operate menu is displayed by selecting and applying manual from the boot up menu and selecting and applying operate Cut A B The cut A B feature causes the image at the programme output to be replaced with the image from the alternate source The replacement action is instantaneous From the boot up menu select manual operate cut A B to locate the feature p p Press the ENTER key to action a cut A B When the operation takes place no change can be detected on the display which remains displaying the same selection for further cut A B operations Press ESC repeatedly to return to the boot up menu Fade or Wipe A B The fade or wipe A B feature causes the image at the programme output to be replaced with the image from the alternate source The replacement action will either be a fade or wipe as determined by the setting under transition type and at a rate determined by the setting under transition rates From the boot up menu select manual operate fade or wipe A B to locate the feature Press the ENTER key to action a fade or wipe A B When the operation takes place no change can be detected on the display which remains displaying the same selection for further fade or wipe A B operations Press ESC repeatedly to return to the boot up menu FTB on off The FTB on off feature causes the image at the programme out
32. al Remote Control Panel Operations Menu Button Mixer Mode Feature mere i Border Not currently used Selects a value between 1 100 that determines wipe edge crispness Trans Rates Sets the FTB fade rate and allocates values to Slow Med and Fast for other auto transitions Fader Disable Enables and Disables the T bar fader Keyer Mode Operations T Bar The T bar provides the main fader used to introduce a foreground image over background video Operation of the T bar will fade up or fade down the foreground image A tally LED indicates when an image is on air or off air When an auto transition has taken place and the position of the T bar and its tally LED are in conflict operation of the fader will have no effect until the T bar has been repositioned to correct the conflict The T bar fader must be enabled in order to function An enabled LED indicates the status of this fader and pressing the Fader Disable button will change the status Fade to Black The Fade to Black switch causes the image at the programme output of Easykey to be replaced with a fully black screen or vice versa This auto Miranda Technologies Ltd Page 35 Remote Control Panel Operations Easykey User Manual transition uses a fade action and the rate of the fade is determined by the setting of the FTB fade rate in the Trans Rates menu When a fade to black condition is in effect the Fade to Black switch is illumin
33. analog fader input or alternatively the name string of a pseudo fader The four name strings for the pseudo faders are mg video trans mg video ftb fg video trans fe video ftb Remarks The manual faders usually have a logarithmic law where egual distances traveled by the fader eguates to an egual number of dB changes With EasySound the maximum and minimum stops eguate to 99 5dB silence and 28dB The end stops may be altered using the fader assign command in the audio gpi file In typical use the midpoint would correspond to 50db If a fader is used to implement a cross fade between two signal channels the mid point must be at 3dB such that the two signals will add together to give OdB unity gain A logarithmic law would not be applicable in this instance hence the provision of a linear mode In order to use a fader as a cross fader it must be declared as linear The fader_assign command should be used to assign the fader to the cross points in the Audio Gain Matrix as usual It should be noted that when a fader is used in linear mode for cross fade the gain range is then fixed from a maximum of 0dB to a minimum of 99 5 dB Examples The following two examples show the use of the fader_law action to set both a physical and a pseudo fader fader law 3 log fader law fg video trans linear Miranda Technologies Ltd Page 47 Script Files Easysound Easyplay User Manual Fader Enable Disable The fader enable
34. and fader disable actions provide for enabling and disabling one of the seven analog fader inputs or one of the four pseudo faders fader enable fader disable The fader enable action comprises the sequence fader enable fader no 3 The fader disable action comprises the sequence fader disable fader no fader no This parameter may be either a number from 1 to 7 identifying a physical analogue fader or a name string identifying one of the four pseudo faders The four name strings for the pseudo faders are mg video trans mg video ftb fg video trans fe video ftb Remarks The fader inputs are normally disabled until explicitly enabled by the fader_enabled action Page 48 Miranda Technologies Ltd Easysound Easyplay User Manual Support Support Product Support Miranda Technologies Ltd support desk exists to provide timely help and advice to Miranda Technologies Ltd users and telephone support is available for the entire life of the product The support desk may be contacted using any of the following methods Telephone 44 1491 820222 Monday to Friday 0900 1730 U K times Fax 44 1491 820002 at all times E mail oxtelsupport miranda com at all times Where the query relates to a specific Easysound Easykey make a note of the unit s serial number on the rear panel and the software version displayed on the front panel at boot up Warranty and Non Warranty Repairs Miranda Technologies Ltd p
35. and macro may be activated by either connecting or disconnecting the input line to GPI ground pin 13 depending whether GPI on or GPI off has been assigned Output from GPI A GPI port may used as an output and its active status on is defined by the output being internally pulled to ground by a Darlington configured transistor such that an active low will be represented by 0 7V Lamps or relays attached to an output GPI may use the GPI 12V supply pin 8 but the maximum current drawn from this supply should not exceed 500mA Where a GPI output is used to drive a relay coil reverse voltage protection diodes should be incorporated in the circuit to protect Easykey from voltage transients Page 56 Miranda Technologies Ltd Easykey User Manual Support Support Product Support Miranda Technologies Ltd support desk exists to provide timely help and advice to Miranda Technologies Ltd users and telephone support is available for the entire life of the product The support desk may be contacted using any of the following methods Telephone 44 1491 820222 Monday to Friday 0900 1730 U K times Fax 44 1491 820002 at all times E mail oxtelsupport miranda com at all times Where the query relates to a specific Easykey make a note of the unit s serial number on the rear panel and the software version displayed on the front panel at boot up Warranty and Non Warranty Repairs Miranda Technologies Ltd
36. ansparency level controls the amount of background video across the whole picture that will seep through the keyed image This function is achieved by attenuating the key signal Miranda Technologies Ltd Page 27 Front Panel Operations Easykey User Manual Key Parameters Easykey can change the sense source and type key parameters and these parameters are discussed in the following paragraphs From the image editor menu select and apply the appropriate parameter name to view its current setting or to make a change Sense allows the key signal to be used either normally or inverted Source selects between using no keying a separately stored key signal or an internal key signal derived from the stored picture image Type selects between full or linear keying modes With Type the mode Full Key sums the background with the key signal removed to the foreground The foreground is only passed where the key signal is present This mode is used with self luma keys With Linear Key the mode sums the background with the key signal removed to the foreground The foreground remains unaffected by the key When the Key Parameters option is selected the parameters are displayed for selection Use the arrow keys to move the brackets to enclose the parameter to be changed and press the ENTER key to view the appropriate sub menu Preview Output Set With Easykey configured in keyer mode the preview output may be att
37. ated Take The Take switch causes the foreground image to appear on air over the background video and when on air the same switch takes the foreground image off air The on air off air auto transition is by fade action at a rate determined by the setting of the Fade Rate switch The Slow Medium or Fast fade rate values associated with the Fade Rate switch are set using the Trans Rates menu When the Take switch is used to bring a foreground image on air the tally LED s to the left of the T bar change illumination to reflect the condition This may result in a conflict between the position of the T bar and the tally LED Moving the T bar will have no effect until after it has been repositioned to correct the conflict Wipe Type The Wipe Type switch has no effect in keyer mode Wipe Mix Cut The Wipe Mix Cut switch has no effect in keyer mode Fade Rate The Fade Rate switch is used to select between three auto transition rates The column of LED s above the switch reflects the current setting of the switch and pressing the switch changes the setting The actual value of the Slow Medium and Fast can be predetermined using the transition rates menu accessed by pressing the Trans Rate button Page 36 Miranda Technologies Ltd Easykey User Manual Remote Control Panel Operations Keyer Mode Configurations Easykey configurations and set ups are selected from up to ten menus using soft keys and a rotary cont
38. audio image linked files such that the audio will follow the image and as an image is faded so will the audio fade Input Source Selection Easyplay uses the same host unit rear panel input connector as Easysound but five rather than six AES EBU digital stereo audio inputs are available at that connector The inputs are identified as AES IN 1 AES IN 2 and AES IN 4 through AES IN 6 Page 16 Miranda Technologies Ltd Easysound Easyplay User Manual Introduction Pre selection enables a choice of inputs where AES IN 1 and AES IN 2 may be replaced by embedded SDI digital audio signals from the background input video stream AES IN 5 and AES 6 may be replaced by embedded digital audio signals from the embedded SDI digital audio signals from the fill input video stream The input path that in Easysound would have carried AES IN 3 no longer appears at the rear panel and the path is used to provide an audio input from the host s image audio library Audio Playout Easyplay has a single layer of audio insertion and the host unit s image keyer triggers playout The audio playout will start as soon as the image is brought to air and makes a contribution to the programme output Audio playout continues until either the audio file ends or until the displayed image is faded cut or swapped from the programme output Where the host unit has both foreground and midground layers Imagestore in cascade mode either keyer may trigger playout H
39. ave This procedure requires a DOS formatted 32 floppy disk Label the disk using the title Easykey Configuration and add the unit s serial number and location plus the date The feature saves the current configuration to both the internal hard disk and to a floppy disk that is in the front panel disk drive Place the 3 2 disk in the front panel drive and select set up file Use the arrow keys to display the configuration save option and press the ENTER key to start the saving process After a few moments the display will respond with the following message and the configuration disk will be saved CONFIGURATION SAVE saving to FDD amp HDD Configuration Load This procedure uses a 3 4 floppy disk previously created using the procedure described under the heading of Configuration Save The feature loads the configuration from the floppy disk that is in the front panel disk drive and configures the Easykey to conform to the settings on the disk Place the configuration disk in the front panel drive and select set Page 46 Miranda Technologies Ltd Easykey User Manuals Configuration up file Use the arrow keys to display the configuration load option and press the ENTER key to start the loading process After a few moments the display will respond with a series of messages as it seguentially loads the configuration components Diagnostic Save This procedure requires a DOS formatted 32 floppy disk Label
40. ck fader disable FTB fader disable fade to black fader en dis FTB fader toggle enable disable fade to black fader enable CGT fader enable clip gain amp transparency faders disable CGT fader disable clip gain amp transparency faders en dis CGT fader toggle enable disable clip gain amp transparency faders Assigning GPI Outputs Only GPI 1 to GPI 7 may be assigned as GPI outputs but each GPI may have a condition assigned for GPI on and GPI off When a GPI output assignment is set the setting only applies to one mode Separate assignments may be given to GPI s for Mixer mode and for Keyer mode When assignments are made they apply to the mode selected at the time the assignment is made View or Change an Output Assignment The trigger event for a GPI output may be viewed or changed by selecting GPI outputs assign from the set up menu Use the left and right arrow keys search through the available GPI identifiers until the required GPI is displayed In the example below GPI 2 on is being displayed Miranda Technologies Ltd Page 43 Configuration Easykey User Manual GPI Outputs Assign GPI 2 on To view or change the assignment press the ENTER key and the current assignment will be displayed Where no assignment has been made not assigned will be displayed With the assignment displayed use the arrow keys to display the alternative assignment options and if the ENTER key is pressed whi
41. compatible equipment c damage or incorrect operation caused by connecting the product to non approved mains supplies This warranty is given by Miranda Technologies Ltd in lieu of any other warranties whether expressed or implied Should this warranty be breached for any of the reasons above Miranda Technologies Ltd reserves the right to charge for repair or replacement of the product as the sole and exclusive remedy provided to the Customer TO THE EXTENT PERMITTED BY THE APPLICABLE LAW THIS WARRANTY IS GIVEN BY MIRANDA TECHNOLOGIES LTD IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED AND MIRANDA TECHNOLOGIES LTD AND ITS VENDORS DISCLAIM ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR SATISFACTORY QUALITY OR FITNESS FOR A PARTICULAR PURPOSE WITH RESPECT TO THE PRODUCTS AND THE MANUALS AND ALL OTHER WRITTEN MATERIALS RELATING THERETO AND MIRANDA TECHNOLOGIES LTD AND ITS VENDORS WILL NOT BE LIABLE FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES IRRESPECTIVE OF WHETHER MIRANDA TECHNOLOGIES LTD OR ITS VENDORS HAVE ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGE In order to obtain service under this warranty the Customer must notify Miranda Technologies Ltd of the defect before the expiry of the warranty period The Customer must first obtain a returns number from Miranda Technologies Ltd Customer Support before packing and shipping the defective product The Customer is responsible for paying all shipping charges duties
42. conjunction with prompts from the display ESC 10 er lt fad d gt ade up down ee Keyer Operate Where reference is made to a key the legend of the key will be shown in uppercase italics ESC or ENTER or by the icons lt and gt The two line display provides a range of prompts in response to key presses Where reference is made to an actual display prompt this will be shown italicised e g Keyer Operate or fade up down Page 8 Miranda Technologies Ltd Easykey User Manual Preface Manual Structure Overview The overview provides an introduction to Easykey for new users and describes the functions and features offered by the product It includes a simple technical concept of the unit and details the optional modules that are available to enhance the unit s capabilities Front Panel Operations Operation of the unit using the front panel controls is described within this section Each front panel Manual function is detailed and every feature and parameter is fully explained Remote Control Panel Operations section provides an introduction to Miranda s Easykey RCP for new users It identifies the user controls and explains how they are used It describes the way the panel may be used to control more than one Miranda unit through an Intelligent Panel Router IPR Configuration This section describes the setting up procedures for Easykey using the front panel controls It identifies the
43. display the system set up menu Set 625 525 Lines To view the setting or to set the number of lines select 625 525 line from the System Set up menu The current setting is shown enclosed by brackets and is changed using the arrow keys to select and pressing the ENTER key to apply Return to the boot up menu by pressing the ESC key repeatedly Set Mixer or Keyer Mode To view or change the current mode of Easykey select keyer mixer mode from the System Set up menu and press the ENTER key The Operation Mode display will appear showing the current setting To return to the boot up menu press the ESC key repeatedly To change the setting use the arrow keys so that the new setting is displayed and press the ENTER key to apply it Select Reference Source To operate as part of a broadcast system or to operate stand alone the Easykey digital video frames must be synchronised to a single reference timing source Within a broadcast system Miranda recommend the use of a common analogue black and burst reference source Once the initial phase lock has been set up phase locked loop circuits within Easykey maintain the synchronisation automatically As an alternative to a common analogue reference source it is possible to select the Bgnd A SDI signal as the source of timing This may be more suitable where the unit is used within a simple presentation system To view or change the current reference source selection choose Select Refer
44. e Selection stage and is an odd number in the range to 11 The association of input_no and pre selection source is given in Table 3 2 input_no Pre selection Source 1 SDI BGnd A channel 1 L amp R stereo pair or AES IN 1 3 SDI BGnd B channel 1 L amp R stereo pair or AES IN 2 5 AES IN 3 or EasyPlay if fitted 7 AES IN 4 9 SDI Fill A channel 1 L amp R stereo pair or AES IN 5 11 SDI Fill B channel 1 L amp R stereo pair or AES IN 6 There is a mapping between input_no and SDI_embedded_channel that determines from which SDI group the audio will be de embedded and only certain combinations of parameters are valid This relationship is detailed under the heading of remarks SDI embedded input no Having used the input no to select one of the six possible input areas four AES or SDI embedded plus one EasyPlay or AES plus one AES only a further pre selection is reguired to specify the actual stereo pair to be connected to the inputs given by input no This parameter denotes one of the embedded audio signals or the AES input and the options available are shown in the following table Page 34 Miranda Technologies Ltd Easysound Easyplay User Manual Script Files Value SDI embedded input channel number 1 Group 1 channel A 1 L amp R stereo pair 2 Group 1 channel B 2 L amp R stereo pair 3 Group 2 channel A 1 L amp R stereo pair 4 Group 2 channel B 2 L amp
45. e GPI Input Command Listing Miranda Technologies Ltd Page 13 Overview Easykey User Manual Page 14 Miranda Technologies Ltd Easykey User Manual Overview Overview Easykey is part of Miranda s professional broadcast eguipment range of products and is dual purpose It may be configured as either an AB vision mixer for SDI video signals or alternatively as a downstream keyer for keying images over a background SDI signal Details of the configuration process are found later in this user manual When fitted with the optional Easysound digital audio mixer module Easykey can also provide full group AB audio mixing plus full group voice over Easysound can be used for independent or audio follow video mixing Full details of the Easysound module are contained in a separate user document Mixer Mode In AB vision mixer mode Easykey is suitable for presentation applications A and B inputs fed from a station router as well as production mixing operations such as colour correction It can be used to mix by horizontal and vertical wipes as well as by cuts and fades All transition rates are fully adjustable Colour fields are available from internal colour field generators A full preview of the next feed is provided on a separate preview output as a SDI signal or optionally as an analogue composite signal Col Audio d Fade to A
46. e same pairs into group 2 embed 5 1 embed 5 6 7 8 into group 1 embed 5 3 embed 5 6 7 8 into group 2 Page 42 Miranda Technologies Ltd Easysound Easyplay User Manual Script Files GPI Inputs and Outputs Seven of the nine GPI input ports and the seven GPI output ports share the same physical wires Whilst script files may contain event gpi action lists associated with gpi input ports use of output ports is simply restricted to two commands The action gpi drive off de asserts one of the seven GPI outputs and gpi drive on asserts one of those seven outputs A single action is available to control the GPI input ports The toggle action changes the mode of a GPI input from its default action of make break to a bi stable action following a make break cycle for ON with a corresponding make break cycle for OFF gpi drive off The gpi drive off action comprises the sequence gpi drive off gpi output no gpi drive on The gpi drive on action comprises the seguence gpi drive on gpi output no gpi output no In the case of both gpi drive actions this parameter may take a value between 1 and 7 and identifies the GPI output port affected by the action toggle The toggle action comprises the sequence toggle gpi input no gpi_input_no This parameter may take a value between 1 and 9 and identifies the GPI input port affected by the action Miranda Technologies Ltd Page 43 Script Files Easysou
47. ect until it has been repositioned to correct the conflict Wipe Type The Wipe Type switch is used to select between horizontal wipes and vertical wipes The column of LED s above the switch reflects the current setting of the switch Pressing the switch toggles the setting between horizontal and vertical The third pre set setting is not used with the current software release Miranda Technologies Ltd Page 33 Remote Control Panel Operations Easykey User Manual Transition The Trans switch is used to select between the three transition types The column of LED s above the switch reflects the current setting of the switch and pressing the switch changes the setting Fade Rate The Fade Rate switch is used to select between three auto transition rates The column of LED s above the switch reflects the current setting of the switch and pressing the switch changes the setting between the settings The actual value of the Slow Medium and Fast can be predetermined using the transition rates menu accessed by pressing the Trans Rate button Mixer Mode Configurations Easykey configurations and set ups are selected from up to ten menus using soft keys and a rotary control Four menu keys are dual purpose selecting different menus in the two Easykey modes Where two legends are allocated toa key the upper legend is for mixer mode and the lower legend is for keyer mode Page 34 Miranda Technologies Ltd Easykey User Manu
48. eer will be provided assuming adeguate notice is given Service visits are normally chargeable and are not covered by the standard warranty Eguipment Loans A variety of loan agreements are possible and can be arranged with the Engineering Support department through the helpdesk although it is not always possible to fulfil loan reguests at short notice Training Customer training can be provided to match individual reguirements Training can be carried out either at customer premises preferred option or at Miranda Technologies Ltd facility in Oxfordshire where a dedicated demonstration room is available Courses can be tailored for either technical or operational staff and these courses can be ordered at the same time as the eguipment or at any subseguent time Web Page Miranda Technologies Ltd web page can be found at www miranda com Page 50 Miranda Technologies Ltd Easysound Easyplay User Manual Support Returns Procedure Should there be a need to return any Miranda Technologies Ltd product for upgrade or repair telephone the Helpdesk and request a return number The helpdesk will ask for details of the return including the unit s serial number reason for return and any fault information Make sure that these details are to hand when contacting the helpdesk Mark the return number clearly on any packaging as well as on the return paperwork Any subsequent correspondence should reference this retur
49. ence from the System Set up menu and press the ENTER key The Set Reference display will show the current setting To return to the boot up Page 48 Miranda Technologies Ltd Easykey User Manuals Configuration menu press the ESC key repeatedly Before changing the setting be aware of the implications of the change and refer to the description in the support section of this manual To change the setting use the arrow keys to display the new setting and press the ENTER key to apply it RS 485 Serial Address Easykey s serial address setting for the RS485 control port is expressed as a four digit hexadecimal number The current address setting may be checked from the System Set up menu by selecting and applying 485 serial address 485 Serial Address lt address 0x2020 gt The left and right arrow keys are used to increment and decrement the address and the ENTER key is used to apply the displayed setting Remote Control Protocol To view or change the selected remote control protocol for Easykey select Serial Protocol from the System Set up menu and press the ENTER key The Set Remote Protocol display will show the current setting enclosed by brackets To return to the boot up menu press the ESC key repeatedly To change the setting use the arrow keys so that the new setting is shown within the brackets and press the ENTER key to apply the selection Clean Restart The clean restart feature provides for the erasure
50. es for cut fade wipe and fade to black auto transitions 00000 00000 2 easykey RCP Miranda 2 2 FADE Pi 2 TO D D D 2 BLACK WIPE WIPE FADE FRONT PANEL LAYOUT A range of simple Easykey configurations can be completed at the panel using up to ten menu keys three soft keys a rotary control and a panel display Miranda Technologies Ltd Page 31 Remote Control Panel Operations Easykey User Manual Easykey Software Version Control of an Easykey by the Easykey RCP reguires that Easykey is running software version V6 70 or later The software version is indicated on the front panel display of Easykey ESC Easykey ver 6 xx manual set up lt D EME If Easykey is displaying any other menu press the ESC key repeatedly until the above display appears If the Easykey software is earlier than version 6 70 contact the Miranda helpdesk on 44 1491 820222 for further advice Mixer Mode Operations Programme operations are controlled using the T bar fader and switches for take cut fade wipe and fade to black auto transitions T Bar The T bar provides the main A B fader and has a pair of tally LED s that indicate which input signal is currently on air Operation of the T bar will result in a transition of the on air signal using an effect determined by the transition settings When an auto transition has taken place and the position of the T bar and its tally LED are in con
51. flict operation of the fader will have no effect until the T bar has been repositioned to correct the conflict The T bar fader must be enabled in order to function An enabled LED indicates the status of this fader and pressing the Fader Disable button will change the status Fade to Black Page 32 Miranda Technologies Ltd Easykey User Manual Remote Control Panel Operations The Fade to Black switch causes the image at the programme output of Easykey to be replaced with a fully black screen or vice versa This auto transition uses a fade action and the rate of the fade is determined by the setting of the FTB fade rate in the Trans Rates menu When a fade to black condition is in effect the Fade to Black switch is illuminated Take The Take switch causes the image at the programme output to be replaced with the image from the alternate source The replacement action will be by wipe mix or cut determined by the setting of the Trans switch For mix and cut the auto transition rate of the is determined by the setting of the Fade Rate switch The Slow Medium or Fast fade rate values associated with the Fade Rate switch are set using the Trans Rates menu When the Take switch is used to switch A B inputs the tally LED s to the left of the T bar change illumination to reflect the switch This may result in a conflict between the position of the T bar and the tally LED Moving the T bar will have no eff
52. hat files should be written following the template given towards the end of this section Following the laid down template produces a custom file that is more easily compared visually against a standard file format Where the template is used it acts as a checklist so that completion of each heading ensures that all requisite entries have been made The file broadly follows a structure of Comment Descriptive Title Text event 1 event n It is good working practice to make the first line of the file a comment describing the function of the file Software is able to display the first twenty characters of this text on the host unit s front panel display New line characters have no meaning and so command text may be spread over several lines Arguments are delimited by white space the space character tab or new line or commas Comments may be included by putting the comment text between the delimiters and as shown in the following example Comments are placed between delimiters as in this line The integrity of a GPI command script file may be verified by using a simple MS DOS utility called GPI TEST that Miranda are happy to provide on request Page 28 Miranda Technologies Ltd Easysound Easyplay User Manual Script Files Description of events Events take the structure event event type action list as shown in the following simplified example event startup pre_select 19
53. he Easysound module fits onto the connectors on the input and output modules that are in turn fitted to the main PCB Exercise extreme care that these align correctly with the connectors on the Easysound The Easysound can now be fitted onto the main PCB If the Easysound is to be removed it is also worthy of note that the input and output modules are liable to lift should the Easysound module be removed without care Refitting is the reverse of removal Start by refitting the ISA bus board back onto the main PCB ensuring that it is now securely fitted onto both the main PCB and the Easysound Install the Easysound Driver as per the instructions supplied with the disk Page 26 Miranda Technologies Ltd Easysound Easyplay User Manual Script Files Script Files This section provides a stand alone programming manual for the EasySound and EasyPlay modules and fully defines the command structures The functions of the EasySound audio layer board may be initialized and controlled by the contents of a text based command file Stimuli GPI inputs from external hardware may be programmed to invoke user defined actions upon the audio mixer and response status GPI outputs may be generated according to user requirements A control script language is provided that allows the features of the audio layer board to be configured on power up and controls the facility of associating a GPI input with a sequence of EasySound mixer operat
54. hock or fire hazard do not operate Easykey with its covers removed 5 Use an appropriate fuse To avoid fire hazard use only the fuse type and rating specified for Easykey 6 Do not operate in wet damp conditions To avoid electrical shock do not operate Easykey in wet or damp conditions Page 4 Miranda Technologies Ltd Easykey User Manual Preface 7 Do not operate in an explosive atmosphere To avoid injury or fire hazard do not operate Easykey in an explosive atmosphere Product Damage Precautions 8 Provide proper ventilation To prevent Easykey overheating provide proper ventilation 9 Do not operate with suspected failures If you suspect there is damage to Easykey have it inspected by qualified service personnel Certifications and Compliances Easykey has CE approval and complies with the standards detailed in EN50082 1 1992 and BS EN 60950 1992 Amd 3 Easykey is fully Year 2000 millennium compliant Miranda Technologies Ltd Page 5 Preface Easykey User Manual International Addresses Canada Headguarters Miranda Technologies 2323 Halpern St Laurent Ouebec Canada H4S 1S3 Tel 1 514 333 1772 Fax 1 514 333 9828 Email amersales miranda com Web www miranda com USA Office Miranda USA 1101 North Pacific Ave Suite 204 Glendale CA USA 91202 Tel 1 818 550 8653 Fax 1 818 550 8614 Email eurosales miranda com Web www miranda com UK Office Miranda Techno
55. ified as Control Panel RS 232 and RS 422 485 Miranda Control Panel Serial Interface The Control Panel D type 9 way connection is used to connect Miranda remote control panel RCP 100V or an Intelligent Panel Router and the pin format is shown in the following table Page 52 Miranda Technologies Ltd Easykey User Manual Installation and Integration Control Panel RCP er ei DSR GND CTS cam RI 12V Output RS232 Point to point serial automation control can be achieved using the RS232 serial interface The port conforms to the normal conventions for a standard PC serial D type 9 pin port and the pin format is shown in the following table Pin RS232 2 Rx 3 Tx 5 GND 1 4 6 9 Not Used Miranda Technologies Ltd Page 53 Installation and Integration Easykey User Manual RS422 485 Serial automation can be achieved using the RS422 RS485 serial interface This port conforms to the pin format shown in the following table SDI Control Port The SDI Control Port is used to connect external faders GPI s and linear time code A full listing of the pin format for this connection is shown in the following table er Pinout Functions analogue fader main FTB input analogue fader spare not used analogue fader voltage source V output analogue fader spare not used GPI voltage source 12V output Page 54 Miranda Technologies L
56. inputs accept serial digital video to EBU Tech 3267 E and SMPTE 259M standards clocked at 270MHz through screened BNC connectors There is a Return Loss greater than 15dB over the range SMHz to 270MHz Each input circuit is provided with automatic adaptive equalisation circuitry suitable for cable lengths of up to 250 metres typical for Belden 8281 or equivalent coaxial cable Both SDI outputs are to the same data structure and physical standard as the inputs and provide output amplitudes of 800mV 10 Output circuits will provide a signal whose transitions have a rise time of between 0 4 and 1 2 nanoseconds Each output is also fully equalised and regenerated Analogue Reference Input Wherever possible Easykey should be configured so that reference timing for synchronisation is taken from an analogue reference source Analogue signals such as PAL 625 NTSC 525 or component video with embedded sync are all suitable Power Requirements Easykey accepts power from a 110V or 220V 60Hz or 50Hz AC mains supply The mains supply input fuse is a T2A timed 2 Amp and should always be replaced with a fuse of the same rating Remote Control Miranda Technologies Ltd Page 61 Appendix 1 Easykey User Manual Automation control can be achieved using either the RS 232 serial control interface for single unit point to point control or the RS 422 485 serial control interface for multi drop control All automation command
57. ion Bold text within the body of the table indicates that the text given is precisely the way it should be typed into the audio gpi file Italicised text indicates that a numeric value or group of values should be given of that particular type The actions tabulated and the associated parameters together with their valid ranges are given in the paragraphs following the table Page 30 Miranda Technologies Ltd Easysound Easyplay User Manual Script Files Table of Actions and Parameters Action param 1 param 2 param 3 param 4 pre select input no SDI embedded input no input mode input no mono normal stereo invert silence mix matrix output mix list no mix output matrix output mono mode no stereo patch pre mix pre mix no to patch post mix post mix no output no output gain master output output gain duration val no ue embed master gain o SDI embedded out ut no put no gpi drive off gpi output no gpi drive on gpi output no toggle gpi input no fader assign fader no fader assignment I ist mg video tra ns mg video ft b fg video tra ns fe video ftb Miranda Technologies Ltd Page 31 Script Files Easysound Easyplay User Manual Action param 1 param 2 param 3 param 4 fader disable fader no fader enable mg video tra ns mg video ft b fg video tra ns fe video ftb fader law fader no log mg video tra linear ns mg vide
58. ions With the association made a hard wired signal such as a push button activation can cause a set of desired events to action within the audio hardware GPI output status signals may be similarly configured Analogue inputs may also be programmed to act as fader inputs and the command script controls their assignments and parameters Templates for script files plus examples of typical files are available by contacting the Miranda helpdesk at the number shown on the cover of this manual Audio gpi files The control language is text based and all instructions are held in a single file that is named audio gpi This file can be loaded into an Imagestore Playstore or Logostore unit from an MS DOS format floppy disk Put the disk in the floppy disk drive and from the host unit s boot up menu select and apply set up then select and apply load configuration During the loading process the display will prompt that there is a fault reading the disk and this warning may be ignored When loading is completed use the save configuration option to save the settings to hard disk and then re boot the unit to apply the settings The audio gpi file is a raw ASCII text file and can be generated and edited with most simple PC text editors Miranda Technologies Ltd Page 27 Script Files Easysound Easyplay User Manual File Structure The structure of the audio gpi file is not particularly rigid but Miranda strongly recommends t
59. l input video stream Following pre selection the six selected stereo pairs twelve discrete audio channels are taken to an input mode selection stage Audio Mixer Matrix Up to twelve mono or six stereo audio channels may be directed to the Audio Mixer Matrix The audio mixer matrix is effectively a twelve input eight output mixing matrix A total of ninety six fader controls are situated with one at each matrix cross over point Within the matrix audio inputs may be treated as either mono or stereo signals and any input may be phase inverted or silenced Output Selection Easysound has four AES EBU stereo output channels available at a single rear panel connector of the host unit The outputs are identified as AES OUT 1 through AES OUT 4 In each case output channel gain is controllable by a master output fader By using configurable patching the source of the signal available at any AES EBU output can be selected from any unmixed input source or any mixer output pair The AES EBU stereo outputs at AES OUT 3 and AES OUT 4 of the AES EBU will be re embedded into the SDI Programme digital video output stream Internal Test Signal An internal audio signal generator produces a pair of test frequencies that may be selected for confidence testing or setting up procedures Issue 5 Aug 2001 Page 15 Introduction Easysound Easyplay User Manual Configuration and Control The Easysound audio mixer is controlled using the AE
60. ld Service Engineer will be provided assuming adeguate notice is given Service visits are normally chargeable and are not covered by the standard warranty Eguipment Loans A variety of loan agreements are possible and can be arranged with the Engineering Support department through the helpdesk although it is not always possible to fulfil loan reguests at short notice Training Customer training can be provided to match individual reguirements Training can be carried out either at customer premises preferred option or at Miranda Technologies Ltd facility in Oxfordshire where a dedicated demonstration room is available Courses can be tailored for either technical or operational staff and these courses can be ordered at the same time as the eguipment or at any subseguent time Web Page Miranda Technologies Ltd web page can be found at www miranda com Page 58 Miranda Technologies Ltd Easykey User Manual Support Returns Procedure Should there be a need to return any Miranda Technologies Ltd product for upgrade or repair telephone the Helpdesk and reguest a return number The helpdesk will ask for details of the return including the unit s serial number reason for return and any fault information Make sure that these details are to hand when contacting the helpdesk Mark the return number clearly on any packaging as well as on the return paperwork Any subseguent correspondence should reference this re
61. ll and Key inputs can be edited using external fader controls or the front panel buttons Key parameter options for sense source and type may also be set using the front panel buttons In each case the input ports may be switched to either SDI input signal or a colour field from an internal colour generator Timing Control and Automation Easykey is designed to be easy to install One line FIFO s are provided on each 270Mb s SDI input for simplified system timing An external system reference may be used to provide high stability system timing and system integrity Other valuable set up and control features include a menu driven front panel display a General Purpose Interface GPI macro editor and a facility to load configuration settings from and save system configurations to a floppy disk Easykey is highly suited to automated broadcast environments Remote control options supported include RS422 RS485 and RS232 as well as GPI and analogue fader inputs Page 18 Miranda Technologies Ltd Easykey User Manual Overview Options Option Description CPV 001 Analogue composite preview output MBP 001 Mechanical bypass ES2 Easysound digital audio mixer RCP 100V Video remote control panel RMF 002 Rack mount frame for RCP s RMF 002 BP Blank Panel for RMF 002 V4 frame width RMF 002 2BP Blank Panel for RMF 002 2 frame width Status information regarding the options fitted to Easykey can be
62. logies Ltd Hithercroft Road Wallingford Oxfordshire OX10 9DG UK Tel 44 0 1491 820000 Fax 44 0 1491 820001 Email uksales miranda com Web www miranda com Asia Office Miranda Asia Neoba 303 2 2 5 Tomigaya Shibuya ku Tokyo Japan 151 0063 Tel 81 3 5452 1690 Fax 81 3 5452 1695 Email asiasales miranda com Web www miranda com Latin America Office Miranda USA 6175 N W 153 St Suite 300 Miami Lakes FL USA 33014 2443 Tel 1 305 820 2990 Fax 1 305 820 2991 Email jpunyed miranda com Web www miranda com European Sales Centre Miranda Europe 222 226 rue de Rosny 93100 Montreuil France Tel 33 0 1 55 86 87 88 Fax 33 0 1 55 86 00 29 Email eurosales miranda com Web www miranda com Page 6 Miranda Technologies Ltd Easykey User Manual Preface Scope of the Manual The manual includes all the information reguired to install configure and operate Easykey Details are provided of the operation of the unit using the front panel and Miranda s Easykey RCP remote control panel Serial automation control protocol used by Miranda mixers keyers and still store products is outside the scope of this manual Details of this protocol and other related issues are found in the appropriate documents shown in the following list Miranda Technologies Ltd Page 7 Preface Easykey User Manual Symbols and Conventions Front panel control of Easykey is achieved using four keys in
63. lst an option is being viewed the displayed option becomes the output assignment Pressing ESC will return the display to the earlier menu leaving the assignment unchanged Mixer Mode GPI Output Status Listing The following table lists all valid Easykey mixer mode GPI output commands Mixer Mode GPI Output Status FTB at off fade to black is turned off FTB at on fade to black is turned on mixer at A input A feeding output mixer at B input B feeding output FTB fader disd fade to black fader is disabled FTB fader enbld fade to black fader is enabled mixer fader disd mixer fader is disabled mixer fader enbld mixer fader is enabled Page 44 Miranda Technologies Ltd Easykey User Manuals Configuration Keyer Mode GPI Output Status Listing The following table lists all valid Easykey keyer mode GPI output commands Keyer Mode GPI Output Status FTB at off fade to black is turned off FTB at on fade to black is turned on keyer at off image keyer is turned off keyer at on image keyer is turned on FTB fader disd fade to black fader is disabled FTB fader enbld fade to black fader is enabled keyer fader disd image fader is disabled keyer fader enbld image fader is enabled Faders Up to five faders may be connected to the Easykey SDI control port and these are identified as image fader fade to black fader
64. mand line is considered ON when low achieved by grounding the input and OFF when allowed to float to the V supply Input triggering is achieved by the negative transition to Ov for ON and by the positive transition to V for OFF Page 24 Miranda Technologies Ltd Easysound Easyplay User Manual Interfacing Output from GPI A GPI port may used as an output and its active status is defined by the output being internally pulled to ground by a Darlington configured transistor such that an active low will be represented by 0 7V Lamps or relays attached to an output GPI may use the GPI 12V supply pin 8 but the maximum current drawn from this supply should not exceed 500mA Where a GPI output is used to drive a relay coil reverse voltage protection diodes should be incorporated in the circuit to protect the Imagestore from voltage transients Easysound Installation Miranda Technologies Ltd generally recommends that Easysound like other upgrades and enhancements are installed by our own experienced technicians If appropriate Easysound can be made available to customers in kit form The following paragraphs describe the installation procedure for Easysound It is worthy of note that an Miranda support desk exists to provide timely help and advice to Easysound users and may be contacted on 44 1491 820222 or faxed on 44 1491 820002 Procedure The following procedure describes the fitting an Easysound module
65. mperatures ranging from 10 C to 70 C Rear Panel Connections A description of the purpose of each rear panel connector is given in the following table The hardware interface listings deliberately exclude details of the units rear panel KYBD connector This connector is solely for use by the Miranda development team and no user functions can be accessed via this port Making any connection to this port is a high risk activity that Miranda strongly advise against Miranda Technologies Ltd Page 51 Installation and Integration Easykey User Manual Not used Only fitted with EasySound EasyPlay option AES Control Port D type 25 way female Connection for EasySound EasyPlay GPI s and Faders Only fitted when sound option installed SDI Control Port D type 25 way female Connection for Easykey GPI s and Faders AES Output D type 25 way male EasySound EasyPlay audio outputs Only fitted when sound option installed AES Input D type 25 way male EasySound EasyPlay audio inputs Only fitted when sound option installed REFERENCE Two BNC type female Input output hardwired connections for black and burst analogue timing signal BNC type femal SDI optionally analogue preview output BNC type femal SDI programme output BNC type femal Re clocked re equalised copy of BGnd A input signal BNC type fema SDI video Key input Serial Remote Control Easykey features serial remote control ports ident
66. n number Transit Packaging When returning eguipment ensure that it is adeguately packaged using good quality materials Particularly ensure that the unit is tightly packed within a strong carton preferably the original and avoid common polythene or polystyrene chips since the product may contain static sensitive devices Some components such as hard drives may be susceptible to damage by physical shock and caution is reguired when removing the eguipment from racks Units received at Miranda Technologies Ltd with obvious damage not described on the accompanying documentation or not notified to Miranda Technologies Ltd by the customer are assumed damaged in transit and this is chargeable Customers are strongly advised to insure the eguipment against damage in transit when returning it to Miranda Technologies Ltd Should a unit be received from Miranda Technologies Ltd in a damaged state either new or repaired this should be reported to both the courier and Miranda Technologies Ltd immediately Miranda Technologies Ltd Page 51 Support Easysound Easyplay User Manual Page 52 Miranda Technologies Ltd Easysound Easyplay User Manual Glossary Glossary AES Audio Engineering Society A professional organisation recommending standards for the audio industry AES EBU Informal name for a digital audio standard established jointly by the Audio Engineering Society and the European Broadcasting Union organisations
67. n type to wipe swap wipe mix toggle mix wipe transition type Keyer Mode GPI Input Command Listing Keyer Mode Input Command Action cut up cut up keying image cut down cut down keying image cut up down toggle keying image up and down using cut fade up fade up keying image fade down fade down keying image fade up down toggle keying image up and down using fade FTB off turn off fade to black FTB on turn on fade to black FTB on off toggle fade to black on and off BGnd SDI set background input to SDI source Page 42 Miranda Technologies Ltd Easykey User Manuals Configuration Keyer Mode Input Command Action BGnd colour set background input to colour field generator BGnd SDI colour toggle background input between SDI and colour fade rate 1 set main fade rate to nnn frames FTB rate 1 set FTB fade rate to nnn frames Key sense normal set key parameter sense normal Key sense invert set key parameter sense invert Key srce separate set key parameter source separate Key srce self set key parameter source self Key type full set key parameter type full Key type linear set key parameter type linear enable fader enable image fader disable fader disable image fader en dis fader toggle enable disable image fader enable FTB fader enable fade to bla
68. nd Easyplay User Manual Remarks The default GPI input mode is single shot and the toggle action converts the selected GPI input into a bi stable input There is no un toggle action so once a GPI has been put into toggle mode it remains in that state Faders EasySound uses two types of fader These comprise up to seven external physical analogue faders and four pseudo faders that exist only in software and mimic the action of the video faders Analogue Faders Fader controls may be applied to the seven analog fader inputs provided by EasySound Using the fader_assign action each fader input may be associated with an actual fader gain element within either the Audio Gain Matrix stage or the Master Output Gain stage Pseudo Faders The analogue fader inputs are supplemented by four pseudo fader types Using these fader types audio can be made to follow video automatically This is especially useful for EasyPlay where loading an image with a stored audio file can be made to fade up the audio as the image is faded up and fade it down audibly as the video is faded down The ab video trans fader allows an audio fader to follow the video a b mix position note that this only applies to an Imagestore 2 fitted with MIX 2000 option V2 07 or above The four pseudo faders are listed in the following tables note that for an Imagestore in Swap Preview mode foreground is interpreted as PGM and midground is interpreted as PVW
69. ng function of the signal patching stage Inputs can be taken from the pre mix stage the outputs from the Input Mode Selection or post mix from the Audio Gain Matrix From Signal Input Selection Stage From Mixer Gain Matrix Stage Test Tones 9 10 P patch 34 Pp 56 P 78 P 9 10 1 12 P 34 P 56 PY 78 pre mix no patch output no post mix no 1 2 3 4 5 6 7 8 To the Master Output Gain Stage The action can comprise either one of the two sequences shown below patch pre_mix pre_mix_no to patch_output_no patch post_mix post_mix_no to patch_output_no Miranda Technologies Ltd Page 39 Script Files Easysound Easyplay User Manual pre mix no The value of pre mix no may be any number between and 12 signifying one of the signals from the Input Mode Selection stage the same signals that are applied to the Audio Gain Matrix post mix no The value of post mix no may be any number between 1 and 10 signifying either one of the eight signals 1 to 8 from the Mixer Output Mode stage or one of the two outputs 9 and 10 from the test tone generator patch output no The value of patch output no may be any number between 1 and 8 signifying one of the eight patch outputs from the Patch stage Remarks The following example of a patch action would connect an output of the internal test tone generator to AES OUT 2 patch post mix 9 to 3
70. ng the appropriate circuit breaker on the rack mains distribution unit Page 16 Miranda Technologies Ltd Easykey User Manual Overview Boot Up Seguence Once power is applied Easykey boots automatically and the complete process may take up to 20 seconds Easykey checks to see if there is a disk in the floppy drive and if it finds one it will attempt to boot from that disk Miranda issue specialised floppy disks for use as part of the boot up sequence when software upgrades are being implemented No other disk should ever be present in the floppy disk drive during the boot sequence The boot sequence is complete when the following top level boot up menu is displayed on the front panel LCD escape dg gt enter Easykey ver 6 xx manual set up Facilities and Features AB Mixing When used as an AB mixer Easykey provides for A B cutting A B fade or wipe and programme FTB Transitions may be controlled manually using an external fader or automatically over a pre configured number of frames A Miranda Technologies Ltd Page 17 Overview Easykey User Manual preview output may be set to view the signal present at each input A and B the output to air PGM and the alternative output not to air PVW Keying When used as a keyer Easykey provides for the introduction of a foreground image over background video The clip gain and transparency parameters of an image connected to unit s Fi
71. o ft b fg video tra ns fe video ftb Page 32 Miranda Technologies Ltd Easysound Easyplay User Manual Script Files Description of Actions Each action listed in the previous table is described individually in the following paragraphs Bold text in the descriptions denotes an action and italicised text denotes a parameter Simple block diagrams showing the stages affected by the actions accompany the descriptions Signal input selection The signal input is selected using pre select This action selects the audio input signals from the choices of SDI embedded audio and AES audio AES IN 4 SDI BGnd A AES IN 2 AES IN 4 AES IN 5 SDI Fill B AES IN 6 pre select A 1 2 To Patch gt Stage B 3 4 To Pat 5 o Patch gt gt Stage EasyPlay or 5 6 To Patch AES IN 3 gt Stage 78 To Patch gt Stage gt a 9 10 o Patch mP A bp Stage gt 11 12 To Patch B p gt Stage pre_select VVVVV To Audio Gain Matrix Stage Miranda Technologies Ltd Page 33 Script Files Easysound Easyplay User Manual pre select The action comprises the sequence pre select input no SDI embedded no There is interdependency between parameters and this is addressed under the heading of remarks input_no This parameter value identifies one of the input signals to the Input Mod
72. or service the product b damage resulting from improper use or connection to incompatible equipment c damage or incorrect operation caused by connecting the product to non approved mains supplies This warranty is given by Miranda Technologies Ltd in lieu of any other warranties whether expressed or implied Should this warranty be breached for any of the reasons above Miranda Technologies Ltd reserves the right to charge for repair or replacement of the product as the sole and exclusive remedy provided to the Customer TO THE EXTENT PERMITTED BY THE APPLICABLE LAW THIS WARRANTY IS GIVEN BY MIRANDA TECHNOLOGIES LTD IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED AND MIRANDA TECHNOLOGIES LTD AND ITS VENDORS DISCLAIM ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR SATISFACTORY QUALITY OR FITNESS FOR A PARTICULAR PURPOSE WITH RESPECT TO THE PRODUCTS AND THE MANUALS AND ALL OTHER WRITTEN MATERIALS RELATING THERETO AND MIRANDA TECHNOLOGIES LTD AND ITS VENDORS WILL NOT BE LIABLE FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES IRRESPECTIVE OF WHETHER MIRANDA TECHNOLOGIES LTD OR ITS VENDORS HAVE ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGE In order to obtain service under this warranty the Customer must notify Miranda Technologies Ltd of the defect before the expiry of the warranty period The Customer must first obtain a returns number from Miranda Technologies Ltd Customer Support before packing and shipping the defec
73. owever once a layer is on air with an associated audio playout the playout feature is effectively engaged and bringing a second layer to air whilst playout is engaged will not result in a second audio playout A custom remote control can be configured so that the audio file used for playout may be selected for looping offering continuous play Automation commands using the hosts serial communications port may also select looping Audio Files For use with Easyplay all audio files must be in Miranda s proprietary audio file format and given a OXW file extension The Miranda Media Distribution System MDS software is able to create these files from 16 bit 48kHz stereo WAV format files The MDS can also edit these files and create the necessary image to audio linking Issue 5 Aug 2001 Page 17 Introduction Easysound Easyplay User Manual Configuration and Control Easyplay is generally configured and controlled as described earlier for Easysound Video commands sent to the host unit can now trigger associated actions where video and audio linking has been established Page 18 Miranda Technologies Ltd Easysound Easyplay User Manual Interfacing Interfacing The following paragraphs detail the Easysound Easyplay external interfaces and describe the way in which remote controllers and faders may be attached The section also describes the procedure for configuring these general purpose interface GPI control
74. perations will occur when the fade or wipe A B feature is applied With wipe selected an option is also provided to choose between horizontal or vertical wiping From the boot up menu select manual operate transition type to locate the feature and press ENTER to reveal the transition type menu Wipe From the transition type menu select and apply Wipe to reveal the Wipe Type menu Select either Horiz horizontal or Vert vertical and press ENTER to apply the setting Mix From the transition type menu select Mix and press ENTER to apply the setting Page 24 Miranda Technologies Ltd Easykey User Manual Front Panel Operations Preview Output Set With Easykey configured in mixer mode the preview output may be attached to one of four points around the mixer From the boot up menu select manual operate preview output set to locate the feature and press ENTER to reveal the Preview Output Set menu The arrow keys are used to step through the optional settings When the reguired setting is displayed press ENTER to apply the setting The default setting is PGM preview Keyer Mode Operations With the Easykey configured for keyer mode the Keyer Operate menu is displayed by selecting and applying manual from the boot up menu and selecting and applying operate Cut up down The cut up feature causes the Fill image to instantaneously appear as a foreground over the background video to an extent determined by the
75. ports For those supplied with Easysound in kit form this section describes the installation of the board and its driver software The Easysound board may be installed with Miranda s Imagestore Playstore Logostore and EasyKey host units Rear panel layouts of these different products have different legends but in each case the Easysound input output and control connections remain the same Configuration When a host unit with Easysound or Easyplay installed has power applied the boot up sequence includes reading the audio layer configuration from the unit s hard disk Whenever the configuration is changed by means of an automation command or a new script file the hard disk configuration file is automatically updated to reflect the change Script files are created using the process described in the programming section of this manual Once a new script file has been created it should be saved on a 3 inch floppy disk using the file name audio gpi Put the disk into the unit s front panel drive and press the ESC key several times until the host product name appears on the top line of the display e g Imagestore This display is referred to as the boot up menu and this forms the starting point for the front panel operations and controls Press the right arrow key to select set up on the display and press the Enter key to apply that selection Press the right arrow key three times and the prompt file will appear in the lower line of
76. pre_select 39 pre_select 59 input mode 1 stereo normal input mode 3 stereo normal Events can be set up to respond to a GPI closure on or opening off or fader inputs achieving Minimum min or maximum max states There is also the special event type startup which is automatically run on power up for user specification initialisation of the EasySound hardware This can be regarded as being like an autoexec bat file in an MS DOS environment in that it is executed once for initialisation purposes Event Types Three event types have been pre defined startup gpi and fader The simple structure of these event types is shown in the following three paragraphs Startup The startup event is structured as startup faction list gp The gpi event is structured as gpi gpi_input_no on action list off action list Miranda Technologies Ltd Page 29 Script Files Easysound Easyplay User Manual Fader The fader event is structured as fader fader no max faction list min action list Action Lists An action list consists of a sequence of actions between curly brackets written as follows Note that the semi colon terminates all action lists except the very last one in the file where it must be omitted action 1 action n 5 Actions The following table lists the fourteen valid actions that may be used within an action list and details the parameters associated with each act
77. put to be replaced with a fully black screen or vice versa The replacement is by a fade action at a rate determined by the setting under transition rates Miranda Technologies Ltd Page 23 Front Panel Operations Easykey User Manual From the boot up menu select manual operate FTB on off to locate the feature and apply by pressing ENTER When the operation takes place no change can be detected on the display which remains displaying the same selection so that the operation may be reversed Press ESC repeatedly to return to the boot up menu Transition Rates The transition rates feature is used to set the number of frames that it will take to complete a fade or wipe A B action and as a separate setting the number of frames that it will take to complete a FTB on off action From the boot up menu select manual operate transition rates to locate the feature and press ENTER to reveal the Adjust Trans Rates menu With the Adjust Trans Rates menu displayed select either transition for the Jade or wipe A B operation or FTB for the fade to black operation In either case the transition rate is set identically The second line of the display will indicate the current number of frames set and the left and right arrow keys are used to decrease and increase the setting Once the required setting is displayed pressing ENTER will apply the new setting Transition Type The transition type feature is used to select whether fade or wipe o
78. r Manual Page 70 Miranda Technologies Ltd Easysound Easyplay Manual Insert 01005 06 Jan 2002 Miranda Technologies Ltd Hithercroft Road Wallingford Oxfordshire OX10 9DG UK Tel 44 0 1491 820000 Fax 44 0 1491 820001 Email uksales miranda com Web www miranda com Copyright O 1999 2002 Miranda Technologies Ltd All rights are reserved and under the copyright laws this manual may not be reproduced in any form in whole or in part without the prior written consent of Miranda Technologies Ltd Printed in the UK MirandaTechnologies Ltd Hithercroft Rd Wallingford Oxfordshire OX10 9DG Easysound Easyplay User Manual Preface Preface Warranty Miranda Technologies Ltd warrants that the products that it manufactures and sells will be free from defects in materials and workmanship under normal use and service for a period of two 2 years from the date of shipment If a product proves defective during this period Miranda Technologies Ltd will at it s own discretion either repair the product free of parts and labour charges or provide a replacement in exchange This warranty does not apply to any defect failure or damage arising from improper use or inadequate maintenance and care Miranda Technologies Ltd will not be liable for the cost of repair arising from a attempts by non authorised person or persons other than Miranda Technologies Ltd representatives to install repair modify
79. r assignment list parameter when used to control the Master Gain Output stage comprises the following seguence master gain master output no fader sense max gain val min gain val fader sense The fader sense parameter may take one of two possible values normal or invert Fader Assignment Examples Four examples of fader assign actions including explanatory comments are listed below fader assign 1 1 1 normal 6 60 in out sense max min fader assign 6 11 1 normal 6 60 fader assign fg video trans 1 1 normal 6 0 3 3 normal 6 0 two items in list dip the main fader assign mg video trans 1 1 normal 6 0 3 3 normal 6 0 two items in list dip the main Remarks Fader inputs are normally disabled until explicitly enabled by the fader enable command When using the ader sense parameter invert inverts the sense or direction of the fader Fader Law The fader law action changes the characteristics or law of one of the seven analogue fader inputs or one of the pseudo faders fader law The action comprises one of two sequences either fader law fader no log or fader law fader no linear The action is commonly used when linking cross fades between the video transition faders and the mg video trans pseudo fader Page 46 Miranda Technologies Ltd Easysound Easyplay User Manual Script Files fader no This parameter may be a number between 1 and seven identifying an
80. rol Four menu keys are dual purpose selecting different menus in the two Easykey modes Where two legends are allocated toa key the lower legend is for keyer mode and the upper legend is for keyer mode Memu Button Keyer Mode Feature Channel Select Selects channel for control when connected through IPR System Set up Adjusts display brightness and sets displayed menu timeout Input Set up Provides details of IP address and software build Selects Background Fill and Key input configuration between RGB colour field SDI video PVW Select Selects attachment point for preview output Normally set to Program Preview but options include Bgnd Fill and Key Selects between Normal and Invert Ext and Self Full and Linear Selects values for clip gain and transparency Trans Rates Sets the FTB fade rate and allocates values to Slow Med and Fast for other auto transitions Fader Disable Enables and Disables the T bar fader Intelligent Panel Router When the Easykey RCP is connected through an Miranda Intelligent Panel Router IPR any single panel can be used to control a number of Easykey units Alternatively a single Easykey may be controlled by a number of Easykey RCP panels Refer to the IPR User Manual for further details Miranda Technologies Ltd Page 37 Remote Control Panel Operations Easykey User Manual Page 38 Miranda Technologies Ltd Easykey User Manuals Configuration Configuration All
81. rovides all products that are sold new with a two year return to base warranty Products that are purchased as ex demo may have a limited warranty and reference should be made the original acknowledgement of order or the Product Certificate for warranty details A repair service for warranty and non warranty products provides a typical turnaround time of ten working days The procedure for returning a unit to Miranda Technologies Ltd is given later in this section Obsolescence Obsolete products will be supported for a minimum of 3 years from the date of obsolescence Miranda Technologies Ltd will continue to provide support beyond this period but will not replenish service stock and is therefore unable to guarantee the availability of every component used Miranda Technologies Ltd Page 49 Support Easysound Easyplay User Manual Upgrades Software upgrades are regularly available as part of a continuing commitment to product improvement Most software upgrades can be performed remotely and customers are kept informed of software and hardware upgrades via Release Notes that are e mailed to the nominated contact Hardware upgrading is normally carried out at Miranda Technologies Ltd factory and involves full re testing and OA checks Refurbishment can also be performed where reguired but these are not covered by the standard warranty Service Visits On site assistance from an Miranda Technologies Ltd Field Service Engin
82. s and their parameters comprise printable ASCII characters The SDI control port provides access to Easykey s general purpose interface for the connection of custom controllers and faders Nine command and status lines can be configured as reguired using the GPI macro editor from the front panel and up to seven fader controls may be attached Mechanical Easykey is contained within a chassis that has the following mechanical specification Height 44mm 1 75 Width 482mm 19 with mounting ears 442mm 16 75 without ears Depth 444mm 17 55 with rear connectors 423mm 16 75 without connectors Weight 7 0kg Page 62 Miranda Technologies Ltd Easykey User Manual Appendix 2 Appendix 2 Glossary AES BGnd CGT DAC EBU En Dis FDD FIFO FTB GPI Hz LCD Mb s MHz mV NTSC PAL PCB PGM PVW RCP Audio Engineering Society Background Clip Gain and Transparency Digital to Analogue Converter European Broadcasting Union Enable or Disable Floppy Disk Drive First In First Out a data buffer Fade to Black General Purpose Interface Hertz cycles per second Liquid Crystal Display Megabits per second 10 bits per second Megahertz 10 cycles per second Millivolt 10 volt Colour TV system used in USA Canada Mexico and Japan Phase Alternate Line Printed Circuit Board Programme Preview Remote Control Panel Miranda Technologies Ltd Page 63 Appendix 2 Easykey User Manual
83. systore ensure that the product is properly grounded 4 Do not operate without the covers To avoid electrical shock or fire hazard do not operate Easysound Easystore with its covers removed 5 Use an appropriate fuse To avoid fire hazard use only the fuse type and rating specified for Easysound Easystore 6 Do not operate in wet damp conditions To avoid electrical shock do not operate Easysound Easystore in wet or damp conditions Page 4 Miranda Technologies Ltd Easysound Easyplay User Manual Preface 7 Do not operate in an explosive atmosphere To avoid injury or fire hazard do not operate Easysound Easystore in an explosive atmosphere Product Damage Precautions 8 Provide proper ventilation To prevent Easysound Easystore overheating provide proper ventilation 9 Do not operate with suspected failures If you suspect there is damage to Easysound Easystore have it inspected by qualified service personnel Certifications and Compliances Easysound Easystore has CE approval and complies with the standards detailed in EN50082 1 1992 and BS EN 60950 1992 Amd 3 Easysound Easytstore is fully Year 2000 millennium compliant Miranda Technologies Ltd Page 5 Preface Easysound Easyplay User Manual International Addresses Canada Headguarters Miranda Technologies 2323 Halpern St Laurent Ouebec Canada H4S 1S3 Tel 1 514 333 1772 Fax 1 514 333 9828 Email amersales miranda com
84. td Easykey User Manual Installation and Integration analogue fader ground return analogue fader transparency input analogue fader clip input analogue fader main fade input Connection of Analogue Faders eal a analogue fader gain input Analogue faders may be used to control mixer image fades a fade to black and the levels of transparency gain and clip A resistive potentiometer a pot of at least 20KQ should have its fixed terminals connected between pin 7 Analogue Fader V and pin 15 Analogue Fader ground The variable output of the pot should connect to the appropriate fader input pin Miranda Technologies Ltd Page 55 Installation and Integration Easykey User Manual Screened cable should be used to connect the fader to Easykey The screen of the cable should be connected to ground only at the Easykey end of the cable to avoid earth loops and restrict extraneous signal levels to less than 1 mV GPI Connections General Purpose Interface ports may be used either to trigger the execution of a series of Easykey internal pre programmed commands input or to monitor the status of the Easykey output The process of assigning command macros to an individual GPI port is described in the previous section Input to GPI Ports GPI through GPI 7 can be allocated as either input or output ports but GPI ports 8 and 9 are only available as inputs Where a GPI port is used as an input the comm
85. td Page 7 Preface Easysound Easyplay User Manual Associated Publications Easykey User Manual Part No 01003 Logostore User Manual Part No 01004 Playstore User Manual Part No 01006 Automation Protocol Part No 01035 Imagestore User Manual Part No 02359 Page 8 Miranda Technologies Ltd Easysound Easyplay User Manual Table of Contents Table of Contents Miranda Technologies Ltd Page 9 Table of Contents Easysound Easyplay User Manual Page 10 Miranda Technologies Ltd Easysound Easyplay User Manual Table of Contents Miranda Technologies Ltd Page 11 Table of Contents Easysound Easyplay User Manual Page 12 Miranda Technologies Ltd Easysound Easyplay User Manual Introduction Introduction Easysound and Easyplay Easysound is a digital audio mixer board that can be added to the Miranda range of broadcast products to provide broadcasters with the facility to add voice overs programme jingles and other audio inserts over background video soundtracks This digital audio mixer module may be fitted inside the Imagestore Playstore Logostore and EasyKey products Miranda s Easyplay provides a software and firmware upgrade both to Easysound and to its host unit This Easyplay upgrade extends the features of Easysound to include the association of sounds with image files This enhancement creates a range of possibilities that includes musical logos sound enhanced captions
86. that each complete line identifies the gain of an input in relation to the output and the number of frames over which the transition to this setting will occur matrix input no gain val duration val matrix input no gain val duration val 5 Miranda Technologies Ltd Page 37 Script Files Easysound Easyplay User Manual matrix input no gain val duration val matrix input no The matrix input no is a number from 1 to 12 and determines the matrix input signal affected by the action gain val Gain is controllable over the range 100dB to 28dB in 0 5dB steps A 100dB value is considered as OFF and 99 5db is therefore the first effective gain increment The gain_val parameter is entered as a direct dB value e g 12 5 duration val A number of frames for the transition is used for the duration_val parameter The value may be between 0 and 255 but Miranda recommend that 10 is a practical minimum as faster transitions are likely to result in audible clicks Remarks Where inputs have previously been set as mono the inputs are controlled independently Where inputs are set to stereo then inputs are stereo paired 1 amp 2 3 amp 4 etc An example of a mix command is given below mix 3 1 100 12 3 100 12 5 100 12 7 100 12 9 0 12 11 100 12 Page 38 Miranda Technologies Ltd Easysound Easyplay User Manual Script Files Input Output Patching The patch action is used to implement the routi
87. the disk using the title Easykey Diagnostic and add the serial number of the unit together with the date The feature saves diagnostic data to the floppy disk that is in the front panel disk drive The Miranda support team may request a copy of this diagnostic data to assist in resolving customer queries Place a formatted blank disk in the front panel drive and select set up file Use the arrow keys to display the diagnostics to FDD option and press the ENTER key to start the saving process System Information The system information facility provides for monitoring the status of the fixed settings and options of the unit To access the information select set up system information Each time the ENTER key is pressed the next item of status information will be displayed Status information is looped and repeated pressing of the ENTER key will result in the same information being re displayed Pressing the ESC key several times will return the display to the start up menu System Settings The system set up facility provides for the re configuration of five major system parameters The same menu branch also includes the clean start options To access the system set up menu select set up system The display will then request confirmation of the selection Miranda Technologies Ltd Page 47 Configuration Easykey User Manual System Change NO YES Use the arrow keys to select YES and then press the ENTER key to
88. tive product The Customer is responsible for paying all shipping charges duties taxes insurance and any other charges arising from the shipment of the defective product to Miranda Technologies Ltd Miranda Technologies Ltd will pay the shipping charges for the return of the product to the Customer This warranty is governed by the laws of England and Wales whose courts shall have exclusive jurisdiction Information in this publication supersedes that in all previously published material and is subject to change without notice Miranda Technologies Ltd Page 3 Preface Easysound Easyplay User Manual Important Safety Notices Injury Precautions 1 Use aproper power cable To avoid fire hazard use only an appropriate power cable which complies with the following For mains connection use only a 10amp IEC inlet lead meeting EN60320 or eguivalent Connection to the mains supply should be via a circuit breaker or by a mains plug which meets the relevant local standards in the country of installation 2 Avoid electrical overload To avoid electric shock or fire hazard do not apply a voltage to a terminal that is outside the range specified for that terminal 3 Ground the product Easysound Easystore is grounded through the grounding conductor of the power cable To avoid electrical shock the grounding conductor must be connected to earth ground Before making connections to the input or output terminals of Easysound Ea
89. turn number Transit Packaging When returning eguipment ensure that it is adeguately packaged using good guality materials Particularly ensure that the unit is tightly packed within a strong carton preferably the original and avoid common polythene or polystyrene chips since the product may contain static sensitive devices Some components such as hard drives may be susceptible to damage by physical shock and caution is reguired when removing the eguipment from racks Units received at Miranda Technologies Ltd with obvious damage not described on the accompanying documentation or not notified to Miranda Technologies Ltd by the customer are assumed damaged in transit and this is chargeable Customers are strongly advised to insure the eguipment against damage in transit when returning it to Miranda Technologies Ltd Should a unit be received from Miranda Technologies Ltd in a damaged state either new or repaired this should be reported to both the courier and Miranda Technologies Ltd immediately Miranda Technologies Ltd Miranda Technologies Ltd Page 59 Support Easykey User Manual Page 60 Miranda Technologies Ltd Easykey User Manual Appendix 1 Appendix 1 General Specification The following paragraphs contain a summary of the major specifications of Easykey Detailed specifications are provided within the installation and integration section of this manual SDI Inputs and Outputs Easykey s SDI
90. udio Bgnd A Generator izal emboddder gt gt Black Is embeddder gt Programme gt aS Audio from Audio t Vision Easyeound Mixer Easysound 7N Col Audio de 5 5 Fm gt cenato F md D Bea D Preview Miranda Technologies Ltd Page 15 Overview Easykey User Manual Keyer Mode In downstream keying mode Easykey can perform linear full and self full keying functions Two independent keyers work in parallel as shown in the diagram below One keyer operates exclusively for previewing whilst the other provides programme output This allows the fill key image in to be previewed over a background and edited without affecting the programme output The key processor has independent clip gain and transparency controls a key invert capability and anti aliased keying facility using key edge re mapping Colour Audio de Programme Fade to Audio Banda Generator gt embeddder gt Keyer gt Bak F gt embeddder f gt Programme Audio from Easysound Audio to Easysound 1 Audio de aa Kena 45 i 7 Colour FiB gt Generator gt embedader Colour ky gt Generator Preview er gt Preview KEYER MODE CONCEPT Getting Started Applying Power Before applying power ensure that the floppy disk drive does not contain a disk Easykey does not have a unit power on off switch and power is applied to the unit usi
91. very carefully considered prior to implementation It should never be possible for one of the lines to be driven high whilst a line cross connected to it is being clamped low The SDI GPI image and AES GPI audio control ports are not internally connected and operate independently However should there be a requirement for joint operations such as the cross fading between both image and audio it is possible to externally cross wire GPI ports Since the GPI ports feature GPI status outputs it is a matter of externally using the GPI out port of one control to trigger the GPI in port of the other This concept is also suitable for use in triggering the functions of other non Miranda equipment Connection of External Analogue Faders Analogue faders may be used to control fades and mixes A resistive potentiometer of at least 20KQ should have its fixed terminals connected between pin 7 Analogue Fader V and pin 15 Analogue Fader ground The variable output of the pot should connect to the appropriate fader input pin Screened cable should be used to connect the fader to the Imagestore and the screen of the cable should only be connected to ground at the Imagestore end of the cable to avoid earth loops and to restrict extraneous signal levels to less than 1 mV Input to GPI GPI ports 1 through 7 can be used as either input or output ports but GPI ports 8 and 9 are only available as inputs Where a GPI port is used for input the com
92. yplay User Manual Interfacing AES Input Connector Pin out Pin Signal Pin Signal Comment Group 1 AES IN 3 4 AES IN 3 Input unavailable if Easyplay option is installed 2 GND 5 GND 3 AES_IN_4 6 AES IN 4 4 GND 7 GND a e gt 5 AES IN 1 8 AES IN 1 Input unavailable if A channel embedded BGnd signal selected 6 GND 9 GND 7 AES IN 2 20 AES IN 2 Input unavailable if A channel embedded BGnd signal selected 8 GND 21 GND a 2 Oo lt 9 AES_IN_5 22 AES IN 5 Input unavailable if B channel embedded Fill signal selected 0 GND 23 GND 1 AES_IN_6 24 AES IN 6 Input unavailable if B channel embedded Fill signal selected 2 GND 25 GND a 2 O m 3 No connection Miranda Technologies Ltd Page 21 Interfacing Easysound Easyplay User Manual AES Output The AES output port provides access to four digital AES audio channels identified as AES OUT 1 through AES OUT 4 Each self clocking output is available from the Easysound module over two wires using balanced differential signals Signal grounds are available for connection to cable screens where reguired The associated pin out connections are given in the following table Table 2 2 AES Output Connector Pin out Pin Signal Pin Signal Comment 1 AES OUT 1 4 AES OUT 1 2 GND 5 GND 3 AES OUT 2 6 AES OUT 2

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