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DVC-800 Downconverter and DV Encoder for HD

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1. 16 17 18 19 20 21 22 23 24 25 26 27 28 29 Figure 4 4 Frame rate conversion using 3 2 pull down 12 DVC 800 GUIDE TO INSTALLATION AND OPERATION 4 4 6 DV Operation amp External Device Control DVC 800 is able to encode or decode DV25 and DVCPRO25 video formats in 525 line or 625 line format corresponding to the video input signal In the normal state when there is no incoming DV stream the DVC 800 encodes a DV stream from the HD downconverted video input to the DV port When an external DV stream is detected the DVC 800 decodes this video stream and displays it through the other SD outputs The DVC 800 can control one external DV device through the DV port if it has VTR video tape recorder capabilities e g the AV C protocol We don t recommend connecting more than one DV device of the VTR type to the DVC 800 because if there is more than one there is no way to select which one will be controlled Device control works as follows e The DVC 800 searches for an external DV device that supports VTR commands e If it finds one it polls the VTR stable state stop pause still or record pause e When a running timecode starts at the LTC input LTC in the DVC 800 sends a record command to the external VTR e Ifthe timecode stops or there is a discontinuity in the timecode sequence the DVC 800 sends command co
2. to Serial 10 bit HD SDI SD IN 00 5 Audio TC AES 2 gt HD SDI OO OOO A31 to Serial jr gt 10 bit Down ii ii HM omposite omposite HD Digital 5 20 gt Scaler imum Encoder SDDV y i AES 1 Ch 1 2 D to A Y Audio AES2Ch34 Video 9 Graticule LTC gt ca Burn In TC idio TC gt OSD Audio TC SD Pla SD Cam y SD Cam TC AudoTc y TC In f AES 2 _ N Ch 3 4 d aid DV from to lt gt IEEE 1394 lt 1394 DV CODEC Analog DAC j4 AES Audio Out 7 PDA Ctl lt gt uControler o GPI Telemetry DC IN Belt POWER Battery _ Figure 1 Block Diagram DVC 800 1 GUIDE INSTALLATION AND OPERATION 1 2 Features Video Input gt One 1 HD SDI input gt Extraction of embedded audio group 1 gt Extraction of ATC video time code gt One 1 SONY HDCAM Parallel video input with audio gt Channel 1 2 audio input from camera gt Channel 3 4 audio output to camera gt Pseudo Automatic frame rate detection of HD video input gt Down converted HD Formats 1920x
3. RETURN LOSS SNR CONNECTOR DV SIGNAL CONNECTOR AUDIO SIGNAL LEVEL IMPEDANCE SNR CONNECTOR AUDIO CAM 3 4 LEVEL CONNECTOR Luminance only 525 60 or 625 50 gt 20 dB up to 5 75 MHz lt 58 dB to 5 75 MHz 75 BNC DV DVCPRO25 on IEEE 1394a IEEE 1394 6 pin Stereo unbalanced line out 1 0 Vp p lt 6000 lt 70 dB Ref 0 dBFS A weighted Mini XLR 5 per Sony HDW F900 LVTTL 3 3V 50 pin camera connector as per Sony HDW F900 5 3 Power Specifications POWER INPUT POWER CONNECTOR POWER TEMP RANGE 11 17 VDC XLR 4 and Battery connector IDX or Anton Bauer or PAG 10 Watts Max 0 40 5 4 Processing Performance 5 4 1 Video SIGNAL PATH 10 bit SD SDI 8 bit COMPOSITE 8 bit DV PROCESSING DELAY DV COMPRESSION 5 4 2 Audio SIGNAL PATH PROCESSING DELAY 18 DVC 800 10 bit HD SDI HD input to HD SDI output 2uS HD input to SD SDI and COMPOSITE outputs Frame rate of 59 94Hz 34ms Frame rate of 50Hz 41ms Frame rate of 23 98Hz 83ms HD input to DV output Same as for composite 1 5 SD FRAME DV input to SD SDI and COMPOSITE output 1 5 SD FRAME DV format at 25 Mbps as per DV Blue Book and DVCPRO25 DV 4 1 1 in NTSC 4 2 0 in PAL DVCPRO25 4 1 1 in PAL 24 bit HD SDI 20 bit SD SDI 16 bit DV AES to Analog out Frame rate 59 94Hz Frame rate 50Hz Frame rate 23 98Hz 34ms 40ms 83ms GUIDE TO INSTALLATION AND OPERATION 5 4 3 T
4. Authorization Number from Miranda Technologies Inc The Buyer will pay freight and insurance charges for the return of the defective product or part to the manufacturer for repair Miranda Technologies will pay freight and insurance charges for the return of the repaired product or part to the Buyer Out Of Warranty Equipment Updates and Spare Parts Policy Miranda Technologies will charge cost plus 20 of the parts costs and 40 00 shipping and handling for out of warranty equipment updates or the sales of spare parts DVC 800 i GUIDE TO INSTALLATION AND OPERATION Safety Compliance Information Safety Compliance This equipment complies with CAN CSA 22 2 No 950 95 Safety of Information Technology Equipment Including Electrical Business Equipment UL Std No 1950 3rd Ed Safety of Information Technology Equipment Including Electrical Business Equipment EN 60950 1992 2nd edition Incorporating A1 2 4 and A11 Safety of Information Technology Equipment Including Electrical Business Equipment CAUTION These servicing instructions are for use by qualified service personnel only To reduce the risk of electric shock do not perform any servicing other than that contained in the operating instructions unless you are qualified to do so Refer all servicing to qualified service personnel Servicing should be done in a static free environment Electromagnetic Compatibility This equipment has been te
5. DV device we mean a camcorder a VTR a firewire hard drive with device control capabilities e g the AV C protocol but not a computer A computer 15 a general firewire device and not specifically a DV device A DV device of the VTR type can be a real VTR a camcorder set in VTR mode a hard drive with DV VTR capabilities or a device of the DV Bridge series or any other DV transcoders with device control capabilities No other state is supported DVC 800 13 GUIDE INSTALLATION AND OPERATION HD SDI IN The audio found in group 1 of the HD VIDEO IN is disembedded If there is no external AES IN or AUDIO LTC time code IN this audio is completely reconstituted at the output The group 1 audio is extracted for the other outputs in any case AES IN This audio is input through the XLR AES IN connector also referred to as external AES This source will be embedded in AES2 and will be sent to the DV and analog outputs when the dip switch is in the AES position Audio LTC in When audio time code is present it will be embedded in channel 4 i e the right channel of AES2 Embedded HD When both external AES audio and LTC time code are absent the audio from the HD source is present at this output in its entirety When external AES audio is present the camera audio will be found on AES1 while the external AES audio will appear in AES2 Embedded SD Only the first group is embedded In the HD gt SD mode AES1 comes from eit
6. limited to repair or replacement by Miranda at its sole discretion In no event shall Miranda Technologies Inc be liable for any incidental or consequential damages including loss of profits Effective January 1 2002 Warranty Exchange Policies Miranda Technologies Inc warrants that the equipment it manufactures shall be free from defects in materials and workmanship for a period of two 2 years from the date of shipment from the factory If equipment fails due to such defects Miranda will provide repair of the failed unit under the terms of the Miranda warranty If the equipment has been proven to be defective on arrival Miranda will ship a new product in exchange usually within 36 hours of factory notification If the equipment to be repaired is essential and the customer so requests Miranda will at its option provide a service replacement or loaner part or product usually within 36 hours of factory notification weekends and holidays excluded All warranty exchange or loaner parts or products shall be shipped to the Buyer with a packing list clearly describing the items and stating the date of shipment Repaired parts or products will be shipped to the Buyer with a similar packing list In the case of exchange the defective products or parts must be returned to Miranda within fifteen 15 days from receipt by the customer of the exchange product In the case of a loaner the loaned products or parts must be returned to Miranda within
7. 1080i 59 94 1920x1080p 29 97sF 1920x1080i 50 1920x1080p 25sF 1920x1080p 23 98sF 1280 720 59 94 1280x720p 50 gt Pass through mode formats to HD SDI out only 1920x1080i 60 1920x1080p 30sF 1920x1080p 24sF 720 60 Automatic or Manual selection between HD SDI or HDCAM SONY video input Video Output gt Two 2 HD SDI outputs including gt Four 4 embedded audio channels gt video time code line 10 gt One 1 down converted 10 bit SDI output including gt 4 embedded audio channels gt DVITC lines 14 16 and 277 279 in 525 lines 19 21 and 332 334 in 625 gt Graticule markers selectable ON OFF gt Burned in information such as time codes Selectable ON OFF gt Down converted 525 625 DV output via IEEE 1394 including gt Two 16 bit audio channels 48KHz selectable between channels 1 2 and 3 4 gt Video and audio time codes gt Telemetry and metadata related to the scenes annotations gt Burned in information such as time codes Selectable ON OFF gt Down converted composite NTSC PAL and luminance Y output gt insertion lines 14 16 and 277 279 525 lines 19 21 and 332 334 in 625 gt Burned in information such as time codes Selectable ON OFF gt Graticule markers gt Aspect ratio conversion allows gt Display of 16 9 camera output on 4 3 letterbox or 16 9 monitors gt Predefined settings for resizing cropping video 4 3 13 9 and 14 9 aspect ratio gt Selectable Graticule ma
8. 2 Installation 21 Unpacking Make sure the following items have been shipped with your DVC 800 If any of the following items are missing contact your distributor or Miranda Technologies Inc e DVC 800 Downconverter and DV encoder for HD Acquisition e This manual 2 2 Mechanical Installation The DVC 800 is installed at the rear of the camera body positioned between the camera and the external battery and incorporates connectors and hardware which allow it to attach and connect to these two components The DVC 800 is designed to work with Sony HD cameras and a variety of batteries e g IDX Anton Bauer or PAG These batteries have different mechanical interfaces so it is necessary to specify the battery type when ordering your DVC 800 Figure 1 1 Mechanical installation of the DVC 800 To install the DVC 800 on the Sony HDCAM e remove the external battery or any other attachments on the rear of the camera body e remove the small cap protecting the camera connector by removing the attaching screw position the DVC 800 and push and down until the HD CAM connector on the camera body mates with the connector on the DVC 800 e tighten the two screw fasteners on the upper bracket to secure the DVC 800 in position Re install the external battery or other attachment onto the rear of the DVC 800 case 4 DVC 800 GUIDE TO INSTALLATION AND OPERATION 2 3 Electrical Installation 2 3 1 Camera and Battery connectors The So
9. CE GREEN HD signal detected at the input POWER STATUS Figure 4 1 HD OUT GREEN HD SDI output is active SD OUT GREEN SD outputs SDI and analog are active DV GREEN A device is connected to the Firewire plug and powered on 8 DVC 800 GUIDE TO INSTALLATION AND OPERATION 4 2 6 Dip Switches There are 16 dip switches located on the upper side panel of the DVC 800 laid out as shown in the figure below FR 23 98 29 97 59 24 30 60 DISPLAY 4 3 011 16 9 FORMAT Ps Q i DEF 5 525 7 625 MARKERS MASK EEd LINE gt 89 DVCPRO25 MASK 50 BLACK AUDIO 9 AES SDI MARKERSOFF Eq CTRL ON ao SDI OFF Bi 3 RS 232 TELEMETRY OFF Qa ON HD OUT 8 ON POWER DV OFF ON SD OUT ON MGNT Figure 4 2 DIP switch layout The functionality of these switches is as follows FR frame rate FORMAT SDI MARKERS OSD SDI OSD COMP Y OSD DV DISPLAY DV DEF STD DV FORMAT DV AUDIO DV CTRL RS232 POWER MGNT HD OUT SD OUT Selects between 60 30 24 or 59 94 29 97 23 98 for HD standard detection Selects between PsF or i for HD standard detection Selects between Mask or Line for the markers See section 4 4 2 Selects between 5096 transparent or Black See section 4 4 2 Toggles the markers ON OFF for the SD SDI output Selects between ON or OFF for OSD on SDI output Selects between ON or OFF fo
10. DCAM connector the HD SDI input is selected The user can short a pin on the RS 232 connector to force the HD SDI input to be selected see section 2 3 3 for details The input video format is detected automatically within groups which are selected by the user using the Frame Rate dip switch and the i PsF dip switch Here is a table of the supported formats and the state of those switches for each case HD Format Dip switch state 1080159 94 1080150 FR RATE 23 29 59 BS 24 30 60 720 50 FORMAT sF r m i 720p59 94 1080 29 975 FR RATE 23 29 59 24 30 60 1080 23 985 FORMAT i 1080p25sF 720p60 F 59 24 30 60 1080160 FORMAT 1080p30sF FR RATE 23 29 59 24 30 60 1080p24sF FORMAT por Table 4 2 dip switch settings for video source selection 4 4 2 Markers There exist multiple configurations for the markers They are configured using the dip switches and the buttons on the DVC 800 case Figure 4 3 on the next page shows each configuration and its corresponding dip switch position Note that there is no black mask in 4 3 display mode Instead the screen is scaled to fit the selected aspect ratio This mode activates the aspect ratio converter ARC The markers are always visible on the Composite Y outputs They can be set to ON or OFF on the SD SDI output They are never present on the DV output The FILM marker is use programmable via software The
11. DVC 800 5 Specifications GUIDE TO INSTALLATION AND OPERATION 5 1 Input Specifications HD SIGNAL FORMAT CONNECTOR HD SDI SIGNAL RETURN LOSS CONNECTOR AUDIO CAM 1 2 LEVEL CONNECTOR AES2 3 4 SIGNAL LEVEL IMPEDANCE CONNECTOR LTC SIGNAL LEVEL CONNECTOR 20 bit Y Pb Pr HD as per HDW F900 Sony Interface 1920 10801 59 94 SMPTE 274M 1920x1080i 60 SMPTE 274M 1920x1080p 30sF SMPTE 274M 1920x1080p 29 97sF SMPTE 274M 1920 10801 50 5 274 1920x1080p 25sF SMPTE 295M 1920x1080p 24sF SMPTE 274M 1920x1080p 23 98sF SMPTE 274M 1280x720p 59 94 SMPTE 296M 1280x720p 50 SMPTE 296M 1280x720p 60 SMPTE 296M 50 pin camera connector as per Sony HDW F900 4 2 2 SMPTE 292M SMPTE 299M gt 15 dB up to 1 5 GHz 75 BNC per Sony HDW F900 LVTTL 3 3V 50 pin camera connector as per Sony HDW F900 AES3 0 2 to 7 0 Vp p 110 Q balanced XLR 3F SMPTE 12M 0 2 to 5 Vp p 75 BNC 5 2 Output Specifications HD SDI SIGNAL RETURN LOSS JITTER CONNECTOR SDI SIGNAL RETURN LOSS JITTER CONNECTOR COMPOSITE SIGNAL RETURN LOSS SNR CONNECTOR 4 2 2 SMPTE 292M SMPTE 299M gt 15 dB up to 1 5 GHz lt 0 2 Ul p p 75 BNC 4 2 2 SMPTE 259M SMPTE 272M gt 15 dB up to 270 MHz lt 0 2 Ul p p 75 BNC NTSC 525 60 SMPTE 170M PAL 625 50 ITU RT 470 gt 20 dB up to 5 75 MHz lt 58 dB to 5 75 MHz unweighted 75 BNC DVC 800 17 GUIDE TO INSTALLATION AND OPERATION Y SIGNAL
12. Downconverter DVC 800 and DV Encoder Guide to Installation and Operation for HD Acquisition M619 9900 100 Copyright 2003 Miranda Technologies Inc Specifications may be subject to change Printed in Canada March 2003 224 Miranda echnologies ene uglas B Flor St Laurent Qu bec Canada HAS 1Y6 Tel 514 333 1772 Fax 514 333 9828 www miranda com D GUIDE INSTALLATION AND OPERATION Warranty Policies Warranty Statement Miranda Technologies Inc warrants that the equipment it manufactures shall be free from defects in material and workmanship for a period of two 2 years from the date of shipment from the factory If equipment fails due to such defects Miranda Technologies Inc will at its option repair or provide a replacement for the defective part or product Equipment that fails after the warranty period has been operated or installed in a manner other than that specified by Miranda or has been subjected to abuse or modification will be repaired for time and material charges at the Buyer s expense All out of warranty repairs are warranted for a period of ninety 90 days from the date of shipment from the factory Miranda Technologies Inc makes no other warranties expressed or implied of merchantability fitness for a particular purpose or otherwise Miranda s liability for any cause including breach of contract breach of warranty or negligence with respect to products sold by it is
13. E UI m 10 4 4 3 Using the Aspect Ratio 10 4 4 4 On Screen Display OSD Configuration 12 4 4 5 Frame rate conversion from 23 98sF 102007 12 4 4 6 DV Operation amp External Device nennen 13 4 5 Audio Operations io ft ette Scans oe penn ed eta eae EIU T 13 4 6 Time Code EA ARI Rao Retard 15 4 6 1 Time Code source nene ennt nnne 15 46 234056 BIS do ino Umen dicm iit Ici s e e ere 16 4 7 Metadata and Lelemetry i ei tbe EM bein e ion itd 16 4 72 Telemetry 16 47 72 Gontrol MOode dashed idc mercis 16 5 e 17 5 1 Input Specifications Tonie a pen dede deen det tes 17 5 2 min essence enters atid tats 17 543 s xu Aeneid eaters 18 2 4 Processing eem pee e p eiii p a d n erede dan 18 5 41 Videt testet tto eec de tee at e de de aed 18 5 4 2 Audio ne toes tette iet tp 18 5 43 Time
14. This is necessary for DV to work properly and also for the frame rate converter Audio time code source selection signal is present at the Audio LTC input the time code is extracted and re sampled at the SD frame rate This is necessary since the audio LTC has to follow the video path e f no signal is present no internal time code is generated and its value remains unchanged In some cases the time code is processed and compensated for delays In other cases no compensations are required See section 5 4 3 for time code processing performance DVC 800 15 GUIDE INSTALLATION AND OPERATION 4 6 2 User Bits User bits are part of the time code They are transported along with the time code No modifications are performed on them In some cases the user bits are delayed with respect to the picture See section 5 4 3 for information on delays 4 7 Metadata and Telemetry Metadata for the DVC 800 is data that carries information about the video image such as time date scene number etc This data is directly inserted into the DV signal It can be extracted from the resulting DV file during post production and used to select desired scenes Metadata is a powerful tool for video editing The DVC 800 can insert and extract metadata is two different ways e Telemetry Mode Everything every character received via the asynchronous port RS 232 is inserted in metadata e Control Mode Use this mode to configure the OSD
15. and at the same time the information that will be inserted as metadata This mode should be selected in order to use the configuring software The user can select the operating mode using the CTRL TELEMETRY dip switch In all cases the information to be inserted as metadata is sent via the RS 232 connector and the DVC 800 must connected to a PC or a PDA 4 7 4 Telemetry Mode In Telemetry Mode all data arriving at the RS 232 port is packaged and inserted as metadata into the DV signal Miranda does not specify the data format so this mode is suitable for third party devices using proprietary formats for specialized applications which involve the transfer of metadata into postproduction As an example this mode could be used to transfer camera positioning and movement data for integrating camera video into graphical environments 4 7 2 Control Mode In Control Mode the RS 232 port is connected to a PC or PDA running software created by Miranda This software allows the user to perform two functions e Specify the metadata which is to be included in the DV datastream A list of standard items representing the most frequently used information is pre defined but there are also ten user defined items which can include any other data which is available e Specify which of this metadata will be shown in the On Screen Display OSD and how and when it will appear The functionality of this software is fully explained in its User Manual 16
16. factory default is 1 85 1 aspect ratio 4 4 3 Using the Aspect Ratio Converter The aspect ratio converter ARC can be enabled only with 4 3 monitors To activate the ARC Set the dip switch DISPLAY to the position 4 3 Set the dip switch MARKERS to the position Mask Set the dip switch MASK to the position Black Use the Markers button on the control panel to choose the aspect ratio The result is shown on the right hand column of figure 4 3 The ARC affects all down converted outputs 10 DVC 800 GUIDE TO INSTALLATION AND OPERATION Yeg ASEN HOSASEW uonisod uoy s diq ASEN XSEJ N SJe JelA uonisod YO IMS dig sJexje wy ejgeoidde jon uonisog yms dig eur 5 Xoe g isew 960S3ISe N ejqeoidde jon uonisod yms dig uonisod dig SJe xJelA SJexJe N dig sayen uonisod dig Aejdsig Figure 4 3 Marker configurations DVC 800 11 GUIDE INSTALLATION AND OPERATION 4 4 4 On Screen Display OSD Configuration It is possible to display the following elements on the screen Main Title Scene Description Episode Number Scene Number Shot Number Take Number Reel Number Director s name Cameraman s name Camera Number Lens description Location Circled take UMID 32 Bytes Binary Producer s name 10 User defined fields HD TC Position Rec Video TC Position Rec Audio TC Position HD Video Format Start Time Title TC Posit
17. fifteen 15 days from receipt by the customer of the repaired equipment If the equipment is not returned within fifteen 15 days as described for either exchanges or loans A Rental Invoice will be generated Rental terms will be fifteen 15 percent of the current list price of the products or parts per month or a fraction thereof Before returning the equipment to Miranda Technologies Inc for any reason the Buyer must first obtain a Return Authorization Number from Miranda Technologies Inc Miranda Technologies Inc will pay freight and insurance charges for the delivery of the loaner or exchange products or parts Freight and insurance charges for the return of the defective product or part will also be paid by Miranda Technologies Out Of Warranty Repair Policy Miranda will service out of warranty repairs using the following model Miranda will charge 15 of the current list price of the product with a minimum charge of 150 Products whose list price is under 150 will be replaced at a charge equal to current list prices In the case of obsolete products the last published list price for the products will apply In the case of a product deemed beyond repair the customer must purchase a new product at current retail prices All out of warranty repairs are warranted for a period of 90 days from the date of shipment from the factory Before returning the equipment to Miranda Technologies Inc for any reason the Buyer must first obtain a Return
18. ge scale production GUIDE TO INSTALLATION AND OPERATION The figure below illustrates a production configuration involving all of the inputs and outputs available on the DVC 800 Observe how master recordings dailies on set monitoring and off line post production capabilities are all supported and facilitated through the use of the DVC 800 Subsets of this configuration may be appropriate for less complex production situations Gen 29 97 mmm Audio Rec Audio JT HD Monitor SD Monitor NTSC PAL Monitor NTSC PAL 1394 DV Disk Laptop w IEEE 1394 DVCAM Figure 3 1 DVC 800 at the center of a studio production 3 2 Stand alone Operation One useful application for the DVC 800 involves the use of a DV recorder installed between the DVC 800 and the battery as shown in figure 3 2 This recorder supplied with DV video and time code through the IEEE 1394 feed records a low definition copy of the master recording which is being recorded on the camera s HD cassette This can be used immediately for off line post production or dailies eliminating the need for dubbing after production is completed Figure 3 2 Stand alone operation of the DVC 800 DVC 800 7 GUIDE INSTALLATION AND OPERATION 4 Operation 4 1 Powering Up Use the Power button section 4 2 1 to toggle between 1 ON ON LED is lit 2 AUTO OFF both LEDs are lit If there is no Input signal f
19. he DVC 800 14 DVC 800 GUIDE TO INSTALLATION AND OPERATION Audio Operation Output Sony HD AES AUDIO DV AES1 AES2 EMB EMB Audio Analog amp DV OUT SDI IN LTC IN HD SD 3 4 5 HD SDI HD SDI HD SDI HD SDI AES in i HD SDI HD SDI AES TC i HD SDI AES TC AES in Audio present There is always audio coming from the SONY HDCAM Passthrough audio only Dip switch audio DV WN 4 6 Time Code Operation The DVC 800 integrates many different time codes Title Time Code In DV playback only Time code generated by DV applications Video HD time code Original time code synchronized with the HD video input Video SD time code Processed time code synchronized with the SD video output Audio time code Audio time code sampled at SD frame rate Any of these time codes can be displayed on the screen 4 6 1 Time Code source selection There are 3 possible sources of video time code and one source of audio time code Video time code sources External LTC External from HD SDI input Internally generated Audio time code source External LTC only Video time code source selection e When all time code sources are present the LTC input has priority over the others Therefore the DVC 800 will not read the time code embedded in the HD SDI input signal if an external LTC signal is present e When no time code source is present the DVC 800 generates its own time code
20. her the camera or from the audio embedded in the HD SDI IN AES 2 could come from the audio embedded in the HD SDI IN from the external AES IN or from the AUDIO LTC IN In the DV gt SD mode AES1 is sourced from the DV while AES2 comes from the external AES IN or from the AUDIO LTC IN Audio 3 4 The audio which is sent to the camera audio 3 4 always comes from the external AES input Analog The analog audio output is identical to the audio sent to the DV output it originates from the DV input in the DV gt SD mode DV Source of audio in the DV gt SD mode receiver of audio in the HD gt DV mode Choose between AES1 and AES2 with the CAM AES dip switch where CAM AES1 and AES AES2 Note that the internal sampling rate is always 48KHz because of the sample rate converters DV audio is 16 x While in playback use i DV_AES1 the DV source Audio Sony_AES1 HD cam nD EMD ee Son Emb AES1 y q ot gt IF DV gt SD no output HD i uj punw 0 uw J S qa a SD EMB Audio i mem on be 4 HD SDIIN Emb HD 507 175 i i Emb AES2 DV analogue MEC H LLL x NOM Dip Switch AES H Aes externe 1 2 1 jd 1 AES IN extame i AES 3 4 AES2 1 AUDIO fimsc da i Audio LTC Timecode 4 LTC IN audio Figure 4 5 Audio processing t
21. ime Code Source Dest Time Code User Bits LTC gt SD DV 1fr compensation 1fr delay DVITC gt SD DV Transparent Transparent DV gt SD 1fr compensation Transparent LTC HD DVITC 2fr compensation 1fr delay DVITC HD DVITC Transparent Transparent Transparent Remains unprocessed i e Out In Compensation Time code is compensated for delays Delay The user bits will lag the video by 1 frame DVC 800 19
22. in atento dtt e t edita 19 DVC 800 iii GUIDE TO INSTALLATION AND OPERATION iv DVC 800 GUIDE TO INSTALLATION AND OPERATION 1 DVC 800 Downconverter and DV Encoder for HD Acquisition 11 Introduction The DVC 800 is the latest in camera adapted conversion devices from Miranda and was designed to enhance electronic acquisition of material using HD cameras such as the SONY HDCAM DVC 800 or Panasonic Varicam DVC 820 The DVC provides a unique combination of outputs and functionality to facilitate monitoring review and approval rough cut editing and the preparation of dailies while on set Designed in cooperation with a number of electronic acquisition pioneers the DVC is the indispensable tool for electronic acquisition The SD video signal output allows the use of inexpensive monitors instead of costly high definition monitors The DVC 800 provides a built in aspect ratio converter allowing 16 9 images to be displayed on 4 3 monitors The built in 4 3 and 16 9 graticule generator allows on screen display of aspect ratio markers Also the OSD On Screen Display unit allows information such as time code and scene numbers to be directly seen on the screen on any down converted outputs The DVC 800 also does conversion from DV to composite and SD SDI The DVC 800 s low power consumption and miniature package make it ideal for on site applications HD SDI HD Cam 4 Audio TC AES 1 Mux
23. ion Recorded Date The OSD screen can display 12 lines of 28 characters The user defined fields allow the display of almost anything on the screen The configuration of the OSD can be accomplished using software available on Miranda s web site Software is available for both PC and PDA platforms For more information on how to configure the OSD see section 4 7 2 The OSD can be turned ON and OFF independently on the SDI COMPOSITE Y and DV outputs Select the desired status using the three OSD dip switches 4 4 5 Frame rate conversion from 23 98sF to 29 97 When 23 98sF HD formats are input to the DVC 800 a frame rate conversion is done automatically The process involves a conventional 3 2 pull down sequence The DVC 800 uses the video time code to synchronize the sequence The pull down sequence and the resulting frame correspondence over a period of 1 second are shown in figure 4 4 00 1 2 101 1080 23 985 B2 B1 C1 02 03 D1 D2 C2 2 B1 B2 gt C2 C1 525i FW I3 I x 1 second D2 e 2 24fps 00 01 102 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 30fps 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14
24. ny HDCAM connector is integral to the mounting bracket and connection is made when the DVC 800 is mounted on the rear of the camera body As well the external DC input is passed through the DVC 800 2 3 2 Inputs and Outputs All remaining input and output connectors are located on the side of the DVC 800 body The figure shows the location of the various connectors BJE sss 2 i P d P7277 i 7777 542754 switches zz LTC in HD SDI in AUDIO LTC in COMPOSITE out HD SDI out 1 HD SDI out 2 Y out SDI out RS 232 ANALOG AUDIO out External DC in M Figure 1 2 Location of connectors on the DVC 800 DVC 800 5 GUIDE TO INSTALLATION AND OPERATION 2 3 3 Serial Communication Connector RS 232 Layout 1 NC 2 Rx Receive Input 3 Tx Transmit output 4 3 3VDC 5 Ground 6 NC 7 3 3VDC 8 NC 9 Force HD SDI input WARNING The 3 3VDC pins should be used with caution They are meant to power external devices drawing less than 2mA Do not short to ground Any misuse may cause permanent damage to the unit To force the HD SDI input at all times short pin 9 to pin 5 ground See the discussion on video source selection in Section 4 4 1 2 3 4 Analog audio Connector Layout 1 Ground 2 Reserved 3 Reserved 4 Ground 5 Audio Out Right 6 Audio Out Left 6 DVC 800 3 Configuration 3 1 Lar
25. or more than 30 seconds the unit will turn off 3 OFF both LEDs are off The unit is OFF Note no power is consumed when the unit is OFF Use the dip switches HD OUT and SD OUT see section 4 2 6 to control the power to the indicated output 4 2 Local User Controls The side panel incorporates 4 pushbuttons and 14 LEDs grouped into 5 sections see fig 4 1 4 2 1 POWER discussion in section 4 1 Pushbutton Power mode cycles through ON AUTO OFF and OFF POWER ON LEDs 2 ON Illuminated in ON and AUTO OFF modes AUTO OFF Illuminated in AUTO OFF mode turns unit OFF if there is no input signal for more than 30 seconds 4 2 2 SAFETY ZONE Pushbutton Selects between OFF 80 90 92 5 95 4 3 LEDs 4 80 90 92 5 95 both 80 and 90 illuminate to indicate 4 3 mode 4 2 3 MARKERS discussion in section 4 4 2 Pushbutton Selects between OFF 4 3 13 9 14 9 FILM LEDs 3 4 3 13 9 14 9 both 4 3 and 13 9 illuminate to indicate FILM mode 4 2 4 CENTER MARK Pushbutton Cycles between ON normal cross ON small cross and OFF LED ON when Centre Mark is turned ON either size Note Two different sets of settings for the markers are stored in the DVC 800 one for the down converter mode and one for the DV playback mode These settings are memorised and retained when the unit is turned off s POWER STATUS 4 2 5 STATUS LEDS LEDs 4 HD IN PRESEN
26. r OSD on composite and Y output Selects between ON or OFF for OSD on DV output Selects between 4 3 or 16 9 monitors See section 4 4 2 Selects between 525 or 625 for DV default standard Selects between DV or DVCPRO25 compression Selects the audio to record in DV among the 4 available audio channels CAM Camera audio eith