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Dolby Laboratories S01/13621 manuel d'utilisation

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Table des matières du manuel d’utilisation

  • Page 1

    Dol by Inst all ation Guidel ines i Dolby Installation Guidelines S01/136 21 Iss ue 1[...]

  • Page 2

    Dol by Inst all ation Guidel ines ii Dolb y Laboratori es, Inc. Corporate Headquarters Dolby Laboratori es, Inc. 100 Potrero Avenue San Francisco, CA 94103-4813 Telephone 415-558-0200 Fax 415-863-1373 www.dolby.com European Headquarters Dolby Lab oratories Wootton Bassett Wiltshire SN4 8QJ, Engla nd Telephone (44) 1793-842100 Fax (44) 1793-842101 F[...]

  • Page 3

    Dol by Inst all ation Guidel ines iii Table of Cont ents List of Figures ........................................................................................................................ vi List of Tables ........................................................................................................................ vii Chapter 1 Ove[...]

  • Page 4

    Dol by Inst all ation Guidel ines iv 2.6 DP571 ................................................................................................ 2-11 2.6.1 Dime nsions ........................................................................... 2-11 2.6.2 Audio Conn ections .............................................................. 2-11 2.6.3 Vid[...]

  • Page 5

    Dol by Inst all ation Guidel ines v Chapter 5 Common Applications ..................................................................................... 5-1 5.1 DVD Authoring .................................................................................... 5-1 5.2 Moni toring D olby E/Dol by Digi tal and Dol by Surr ound Prod uction 5-1 5.2.1 Usi[...]

  • Page 6

    Dol by Inst all ation Guidel ines vi List of Fig ures 2-1 Front and Bac k Panels of the DP56 2 ........................................................................................ .2 - 1 2-2 Test Box Schem atic ......................................................................................................... ........... 2-3 2-3 Front and[...]

  • Page 7

    Dol by Inst allation Guidelines vii List of Ta bles 2-1 Pin Connec tions f or Status/ Rem ote Port .................................................................................... 2-2 2-2 Pin Connec tions of GPI/O I n Port .......................................................................................... ..... 2-6 2-3 Pin Connec tions o[...]

  • Page 8

    Dolby DMU AD/DA C onverter 3-1[...]

  • Page 9

    Dol by Inst allation Guidelines 1-1 Chapter 1 Overview This document will help users correctly install Dolby pro audio products into broadc ast, postprodu ction, an d oth er enviro nments . (Ope ration of eac h unit is not cover ed in this document; for this in form atio n, ref er to th e de dicat ed us er m anual suppli ed wi th each unit. Additi [...]

  • Page 10

    Dol by Inst alla tion Guidel ines Over view 1-2 1.4 DP570 The DP570 Multichannel Audio Tool allows users to generate metadata for input into either a Dolby E or Dolby Digital encoder, and to monitor the eff ects of metadata on an audio source in real ti me. It also includes features such as multiple sp eaker selection, audio chan nel routi ng (wh i[...]

  • Page 11

    Dol by Inst allation Guidelines 2-1 Chapter 2 Unit Connections and Dimensions 2.1 DP562 Figure 2-1 F ront a nd Bac k Pan els of the DP562 Dimensions The DP562 occupies one rack unit and me asures 45 × 483 × 305 mm (1.75 × 19 × 12 inches). Its net weight is 4.5 kg (9.9 lb). 2.2 A u dio Connections The digit al audio input is a 3-pin female X LR [...]

  • Page 12

    Dolby Ins tallat ion Gui deline s Unit Connec tions a nd Dim ensions 2-2 the User button for three seconds. The LED on the User button will illuminate when the user option is selected. This option is only available in version 2.5 or later of the un it softwa re. See Se ction 6.4 f or furt her informati on. The DP562 communicate s at 9.6 kbps and ha[...]

  • Page 13

    Dolby Ins tallat ion Gui deline s Unit Connec tions a nd Dim ensions 2-3 Figure 2-2 T est Box S chematic 2.3 DP563 Figure 2-3 F ront a nd Bac k Pan els of the DP563 2.3.1 Dimensions The DP563 occupies one rack unit and me asures 44 × 483 × 324 mm (1.75 × 19 × 12.75 inches). Its net weight is 4.6 kg (10.1 lb).[...]

  • Page 14

    Dolby Ins tallat ion Gui deline s Unit Connec tions a nd Dim ensions 2-4 2.3.2 Audio Connections The digital audio inputs and reference input are pr ovided on female BNC connectors. Input signals should be compliant with AES3-id-1995 (unbalanced, 75 Ω , 1V peak-to- peak standard output) . AES3-id signals are very similar to analog composite video[...]

  • Page 15

    Dolby Ins tallat ion Gui deline s Unit Connec tions a nd Dim ensions 2-5 2.4.2 Audio Connections The digital audio inputs and reference input are pr ovided on female BNC connectors. Input signals should be compliant with AES3-id-1995 (unbalanced, 75 Ω , 1V peak-to- peak standard output) . AES3-id signals are very similar to analog composite video[...]

  • Page 16

    Dolby Ins tallat ion Gui deline s Unit Connec tions a nd Dim ensions 2-6 The DP569 can communicate at rates of 9.6, 19.2, or 38.4 kbps. The unit address can be any discrete tributar y address as specified in SMPTE RP 113-1996. See Section 6.4 for further information. 2.4.7 General Pu rpose I/O The GP I/O ports on the DP569 have fem ale 9-pin D-conn[...]

  • Page 17

    Dolby Ins tallat ion Gui deline s Unit Connec tions a nd Dim ensions 2-7 General Purpose Stat us Output Port (GPI/O Out) Table 2- 3 Pin Conn ectio ns of G PI/O Out P ort Pin Connection Commen ts 1 Fault Power supply or processo r/memory faul t 2 Lock Valid inpu t and clock sources pr esent and s t able 3 Pass-throug h Valid AC- 3 input signal being[...]

  • Page 18

    Dolby Ins tallat ion Gui deline s Unit Connec tions a nd Dim ensions 2-8 2.4.8 Auxiliary Data The Aux Data port is an RS-485 port. See Section 5.2 for pin assignm ents. In later versions of the unit software (v. 1.17 or later), this port can be us ed as an input for external metadata. This could be from the metad ata output on a DP572 or from anoth[...]

  • Page 19

    Dolby Ins tallat ion Gui deline s Unit Connec tions a nd Dim ensions 2-9 Table 2- 4 Pin C onnectio ns f or the Cat. No. 548 An alog Option Car d Mu ltic hannel Output Pin Connection Pin Connection 1 Bsr + Out 14 Bsr - Out 2 Bsr Ground 15 Bs l + Out 3 Bsl – Ou t 16 Bsl Ground 4 Rs + Out 17 Rs - Out 5 Rs Ground 18 Ls + Out 6 Ls – Out 19 Ls Ground[...]

  • Page 20

    Dolby Ins tallat ion Gui deline s Unit Connec tions a nd Dim ensions 2-10 2.5.4 Serial I/O (Remote) The DP570 will allow remote control via the front-panel (RS-232) or rear-p anel (RS- 485) ports. See Section 6.4 for further information . The serial I/O conne ctions can also used for software up grades. 2.5.5 General Purpose I/O The DP570 has a 37-[...]

  • Page 21

    Dolby Ins tallat ion Gui deline s Unit Connec tions a nd Dim ensions 2-11 2.6 DP571 Figure 2-6 Front and Back Pan els of the DP571 2.6.1 Dimensions The DP571 occupies one rack unit and me asures 44 × 483 × 324 mm (1.75 × 19 × 12.75 inches). Its net weight is approximately 2.7 kg (6 lb). 2.6.2 Audio Connections The digital audio inputs are provi[...]

  • Page 22

    Dolby Ins tallat ion Gui deline s Unit Connec tions a nd Dim ensions 2-12 2.6.5 Serial I/O (Remote) Future versions of the DP571 will allow remote control via the front-pan el (RS-232) or rear-panel (RS-485) p orts. See Section 6.4 for further information. The s erial I/O connections can also used for softwa re upgrades. 2.6.6 General Purpose Input[...]

  • Page 23

    Dolby Ins tallat ion Gui deline s Unit Connec tions a nd Dim ensions 2-13 Table 2- 9 Preset Mode T ally In dicat ion on St atus Port Pin 7 Transition Pin 8 Transi tion Pre set High-to-Low None or Low-to-H igh 1 None or Low-to- Hi gh Hig h-to-Low 2 High-to-Low High-to -Low 3 2.6.7 Auxiliary Data The Auxiliary Data port is a 9-pin female RS-232 port [...]

  • Page 24

    Dolby Ins tallat ion Gui deline s Unit Connec tions a nd Dim ensions 2-14 AES3-id signals are very similar to analog composite video, although dedicated AES3 distribution equipment should be used. If the loop-through BNC connectors are not being used to feed additional equipment, terminate them with a standa rd 75 Ω video terminator. The PCM dela[...]

  • Page 25

    Dolby Ins tallat ion Gui deline s Unit Connec tions a nd Dim ensions 2-15 Table 2- 10 Pin Con nection s f or the Status Port Pin Direc tion Connection Co mments 1 Output Dolby E Detect 1: Dolby E 0: PCM or non e 2 Output Reference Video Val id 1: Valid; 0: Ref video e rror 3 Output Dolby E Decoding Valid 1: Valid; 0: Decoding error 4 Output System [...]

  • Page 26

    Dolby Ins tallat ion Gui deline s Unit Connec tions a nd Dim ensions 2-16 Figure 2-5 Diagr am of Voiceov er and S witch ed Out put Oper ation Use the Voiceover and Switched Output functions when only basic control and editing f unctions are require d. One example may be a loca l transmission cente r where the switched output could be used to insert[...]

  • Page 27

    Dolby Ins tallat ion Gui deline s Unit Connec tions a nd Dim ensions 2-17 2.8 DM100 2.8.1 Dimensions The DM100 is a handheld device that measu res 100 × 200 × 41 mm (4 × 7.9 × 41 inches). Its net weight is 0.68 kg (1.5 lb). 2.8.2 Audio Connections Audio I/O is available on XLR, BNC, or Toslink connectors. The female XLR connection has an intern[...]

  • Page 28

    Dolby DMU AD/DA C onverter 3-1[...]

  • Page 29

    Dol by Inst allation Guidelines 3-1 Chapter 3 Installation Issues 3.1 Venting The Dolby professional audio products are d esigned to operate within a temperature ra nge of 5° to 4 5° C . Th ey use natu ra l co nvect ion cool ing and therefore should not be mounted directly above any heat-generating equipment. DP-series products, with the ex cepti[...]

  • Page 30

    Dolby Ins tallat ion Gui deline s Installat ion Iss ues 3-2 3.2.2 Dolby Digital The amount of delay added b y the Dolby Digital encode/decode proc ess varies depending upon the sample rate bein g used. The table below shows the mi nimum delay values for encoding. The DP569 allows for the encoding dela y to be increased to any value between the mini[...]

  • Page 31

    Dol by Inst allation Guidelines 4-1 Chapter 4 Hot Standby and Alarms Many Dolby products allow simple implementation for hot standb y applications. Hot standby units and redundancy should be considered at a s ystem level. Systems that utilize hot standby features allow automatic routing of the require d signals from a unit that develops a fault, to[...]

  • Page 32

    Dolby Ins tallat ion Gui deline s Hot Standb y and Alarm s 4-2 Figure 4-1 Hot Sta ndb y Operatio n of the DP 569 For furthe r secu rit y, pins 1 and 9 ( ground) o f the G PI/O ports c an be used to control a unit fault alert. If pin 1 goes “lo w,” then a power s uppl y or hardwar e fault has oc curred. These ca n be used on both the encod ers s[...]

  • Page 33

    Dol by Inst allation Guidelines 5-1 Chapter 5 Common Applications 5.1 DVD A uthoring Dolby products are often used in the process o f authoring DVD discs. The p rocess requires a DP569 and DP 562. A DP572 is also required if the audio is supplied in Dolby E. Using the Dolby R emote software and Dolby Digital recor der package increases eas e of use[...]

  • Page 34

    Dolby Ins tallat ion Gui deli nes Comm on Applic ations 5-2 5.2.1 Using a DP570 A few examples are inclu ded in this manual for monitoring 5.1 and Dolb y Surround production. There are ma ny variations to these setups that will be used, so these ar e included as a couple of t ypical designs. Figure 5-2 Exam ple E quipm ent Setup f or Pos tprod ucti[...]

  • Page 35

    Dolby Ins tallat ion Gui deli nes Comm on Applic ations 5-3 Figure 5-3 Example E quip m ent Setup for us e wit h Cons oles with F ull M onitori ng Func tions Figure 5-3 shows a setup that uses separ ate program audio and monitor fee ds. In this setup, the console being used should feature the r equired monitoring functions. 5.2.2 M onitoring with a[...]

  • Page 36

    Dolby Ins tallat ion Gui deli nes Comm on Applic ations 5-4 Figure 5-4 Dolb y Digital/Su rround Mo nitoring[...]

  • Page 37

    Dol by Inst allation Guidelines 6-1 Chapter 6 Serial Communications These p roducts all f eatu re RS-48 5 and/ or RS-232 co nnecti ons. T hese c an be used to upgrade the unit so ftwa re or t o con trol t he op erat ion of the unit. The ele ctrical and mech anic al spe cifi cat ions for t hes e po rts a re as SMP TE 207M. The pin assi gnment s fo r[...]

  • Page 38

    Dolby Ins tallat ion G uideli nes Serial C omm unic ations 6-2 • DP571 Auxiliary Data (f emale) Table 6- 2 Pin C onnectio ns f or 9-Pin R S-23 2 Ports (DP571) Pin Connection Comment 1 NC 2 RX Asynchronous data out 3 TX Asynchronous data in 4 NC 5 GND Ground 6 NC 7 NC 8 CTS Curren t limiti ng resistor to +5 V 9 NC RS-232 Using a Fem ale 8-Pin Mini[...]

  • Page 39

    Dolby Ins tallat ion G uideli nes Serial C omm unic ations 6-3 Table 6- 4 Pin C onnectio ns f or RS-485 Ports (Ex cludi ng Met adata Out puts) Pin Connection Comment 1 Shield (chassi s ground) 2 TX A Asynchronous dat a out – 3 RX B Asynchronous dat a in + 4 Ground 5 NC 6 Ground 7 TX B Asynchronous dat a out + 8 RX A Asynchronous dat a in – 9 Sh[...]

  • Page 40

    Dolby Ins tallat ion G uideli nes Serial C omm unic ations 6-4 For further information a bout metadata, see user manuals or the Dolby Digital Professional Encoding Manual . The DP569, DP570, and DP571 have metadat a inputs; the DP570 and DP572 have metadata outputs. Connecting a metadata input to a metadata output r equires a 9-pin male to male cab[...]