Dolby Laboratories P/N 91659 manuale d’uso

DolbyRemote Installation and Operat ion P/N 91659 Issue 1[...]

DolbyRem ote Ins tallation and Oper ation ii Dolb y Laboratori es Inc Corporate Headquarters Dolby Laboratori es Inc 100 Potrero Avenue San Francisco, CA 94103-4813 Telephone 415-558-0200 Fac simile 415-863-1373 www.dolby.com European Licensing L iaison Office Dolby Lab oratories Wootton Bassett Wiltshire, SN4 8QJ, Engla nd Telephone (44) 1793-8421[...]

DolbyRem ote Ins tallation and Oper ation iii Table of Conte nts List of Figures ..............................................................................................................................v Chapter 1 Introduction ........................................................................................................... 1-1 1.1 Do[...]

DolbyRem ote Ins tallation and Oper ation iv 4.4 Dual Mono ................................................................................................................ 4-9 4.4.1 Audio Service Configuration .................................................................... 4-10 4.4.2 Dynamic Range Compression...................................[...]

DolbyRem ote Ins tallation and Oper ation v List of Fig ures 2-1 DolbyRemote Open Device Window ............................................................................ 2-1 2-2 Device Off Line ............................................................................................................ .2 - 2 2-3 DolbyRemote Window ..............[...]

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DolbyRem ote Ins tallation and Oper ation 1-1 Chapter 1 Introduction 1.1 DolbyRemote O v er v iew The DolbyRemote applic ation is used to remotely contr ol the entire range of Dolb y Laboratories Inc. Dolb y Digital encoders. Ke y features of t he software incl ude: ! Control of several Dolby professional audio products from a sin gle instance of t[...]

DolbyRem ote Ins tallation and Oper ation Introduct ion 1-2 1.3.2 Encoder Firmware DolbyRemote requi res the foll owing encoder firmw are: DP561 Version 6.30 or later DP567 Version 1.50 or later DP569 Version 1.11 or later 1.4 Software Installation The DolbyRemote applic ation is installed from two diske ttes. 1. Remove any previousl y installed ve[...]

DolbyRem ote Ins tallation and Oper ation Introduct ion 1-3 Microsoft DLL Files If you h ave an ol der ve rsion of Wind ows® 9 5, you ma y see an erro r mess age ab out Oleaut32 .dll wh en you launc h Dolb yRemote. If t his occu rs, d ownload and i nstall t he Windows Libra ry Updat e from Micro soft ( w ww.microsoft.com/windows95/downloads ). 1.5[...]

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DolbyRem ote Ins tallation and Oper ation 2-1 Chapter 2 Establishing Communication 2.1 Starting DolbyRemote From the Windows Start button, select DolbyRemote from the folder in which you installed the DolbyRemote application. The Open Device window is displayed, Figure 2-1. Figure 2-1 DolbyRemote Open Device W indow 2.1.1 Device Type Select s the D[...]

DolbyRem ote Ins tallation and Oper ation Establis hing Com m unication 2-2 through the front panel of the encoder. Th e rate you select in DolbyRemote must match the ra te selected in the unit. A ddress The default address setting for the DP567 and DP569 is 0x8280. If the address has been chan ged from the front panel of the encoder, s et the remo[...]

DolbyRem ote Ins tallation and Oper ation Establis hing Com m unication 2-3 Figure 2-3 DolbyRemote Window 2.2 A dditional Dev ices The DolbyRemote application can control several Dolb y professional audio products. If you have more than one device you may control them all from a single instance of the DolbyRemote application, hardwar e permitting. [...]

DolbyRem ote Ins tallation and Oper ation Establis hing Com m unication 2-4 2.3 Remo ving Devic es To remove, or discontinue the remote control of a d evice, click Close or select Fi le , Close Device .[...]

DolbyRem ote Ins tallation and Oper ation 3-1 Chapter 3 Disk Files 3.1 Saving and Re storing Config urations DolbyRemote can save the configuration of the a ctive device so that it can easily be recalled later. Th e file extension for these confi gurations is .dby and can only be read with DolbyRemote. Configurations can be transferred b etween dif[...]

DolbyRem ote Ins tallation and Oper ation[...]

DolbyRem ote Ins tallation and Oper ation 4-1 Chapter 4 Dolby Digital Parameters This chapter briefl y describes each of the param eters available in the windows of DolbyRemote. It is designed as a quick reminder for experienc ed users or as an introduction for new users rather than the full explanation that will be require d. Detailed information [...]

DolbyRem ote Ins tallation and Oper ation Dolb y Digital Param eters 4-2 4.1.2 Data Rate Data Rate determines the bit ra te of the encoded Dolby Digital bitstr eam. All data rate options are allowed, however, s election of the data rate is depend ent on the settings of the Audio Coding Mode , Sam ple Ra te and Auxiliary Data parameters. Certain low[...]

DolbyRem ote Ins tallation and Oper ation Dolb y Digital Param eters 4-3 designated as two numbers, A/B, with A indicating the number of front chann els, and B indicating the number of rear (su rround) channels. The following table lists all eight modes and defines which input channels are used for encoding based on th e selected mode. C hannel nam[...]

DolbyRem ote Ins tallation and Oper ation Dolb y Digital Param eters 4-4 many different program types, with differ ent reference lev els, can be encoded with full dynamic range and then be d ecoded to give a uniform loudness lev el. 4.1.8 Audio Bandw idth Audio Band width displays the current audio bandwidth of the main channels. This is dependent [...]

DolbyRem ote Ins tallation and Oper ation Dolb y Digital Param eters 4-5 Encoder State Encoder S tate displays the status of encoding for the current device. Ther e are three options for the encoder state: • Not Enc oding —the user has requested that the unit start encoding, but the encoder is unable to encode be cause it is missing a required [...]

DolbyRem ote Ins tallation and Oper ation Dolb y Digital Param eters 4-6 4.2 Preproce ssing Figure 4-3 Preprocessing Tab 4.2.1 I nput Filtering Deemphasis The Deem phasis parameter controls whether or not 50/15 µ s digital deemphasis may be applied to the main input channels before the Dolb y Digital encoding process is performed. If Deem phasis i[...]

DolbyRem ote Ins tallation and Oper ation Dolb y Digital Param eters 4-7 4.2.2 Sur round Channel Processing 90 Degree Ph ase Shift 90 Degree Phase Shift controls whether or not a 90 -degree phase shift is applied to the surround channel(s) befor e the Dolby Digital encoding process. Its use enables decoders to create a Dolby Surround compatible two[...]

DolbyRem ote Ins tallation and Oper ation Dolb y Digital Param eters 4-8 custom compression mode s. The default setting for RF Overm odulation Pr otection is disabled. This parameter is not available on the DP567. Input Level Meter Input Level M eter shows the input signal that the compressor is using to determine the amount of boost or cut. This s[...]

DolbyRem ote Ins tallation and Oper ation Dolb y Digital Param eters 4-9 Surround Mix Level Surround M ix Level is a para meter that indica tes to the decoder the nominal downmix level of the surround channel(s ) with respect to the left and right channels when listening in stereo. This is only active when in 2/1, 2/2, 3/1, or 3/2 coding modes. Thi[...]

DolbyRem ote Ins tallation and Oper ation Dolb y Digital Param eters 4-10 Figure 4-5 Dual Mono Tab 4.4.1 Audio Service Configuration Dialog Normalization Dialog Normalization sets the dialnorm value for channel two when in 1+1 Coding Mode only. 4.4.2 Dynamic Range Compression Input Level, Line Mode and RF Mode Input Level , Li ne Mode and RF M ode [...]

DolbyRem ote Ins tallation and Oper ation Dolb y Digital Param eters 4-11 4.5 Input and Output Settings Figure 4-6 Input/Output Tab 4.5.1 I nput Lock Status Lock Status shows whether the input channels for the current coding mode have been detected and lo cked b y the encoder. Sample Rate Sample Rate shows the sample rate of the digital input chann[...]

DolbyRem ote Ins tallation and Oper ation Dolb y Digital Param eters 4-12 • Autodetect : Automaticall y detects and proc esses PCM and pre-encod ed bitstreams. I nvalid bitstreams will be assume d to be PCM data, and encoding will be enabled. Au x D a t a Aux Data allows you to indicate whether the a uxiliar y data field is present in the encoded[...]

DolbyRem ote Ins tallation and Oper ation Dolb y Digital Param eters 4-13 A udio Bit Audio Bit allows y ou to set the audio bit in the output bitstream as either audio or non-audio, data. Certain AES/EBU inputs ma y require this to be set to audio before they will record the encoded bitstre am. Multiplex Mode Multiplex M ode allows multiple enc ode[...]

DolbyRem ote Ins tallation and Oper ation Dolb y Digital Param eters 4-14 does not guarantee that a valid test tone will be produced at the output of the DP567 or DP569. Dolby Digital encoding must also be active, which requires that the selected clock source be valid. The s election of a Test Tone mode a utomatically overrides the input format set[...]

DolbyRem ote Ins tallation and Oper ation Dolb y Digital Param eters 4-15 Stream Number St rea m N u mb er shows the stream number for a pr e-encoded bitstream p resent at the reference input. 4.6.2 Refere nce Input Subcode Status Bits These show the format, sample rate and audio bit as indicated in the subcode of the reference input signal. 4.7 Pr[...]

DolbyRem ote Ins tallation and Oper ation Dolb y Digital Param eters 4-16 4.7.2 Configure Number Select the number of the pres ent you wish to configure, 1 through 28 . Presets 29 through 32 are factor y defaults and cannot be overw ritten. Name Enter a name, if desired, for the p reset. Save Current Configuration Click this button to save the curr[...]

DolbyRem ote Ins tallation and Oper ation Dolb y Digital Param eters 4-17 Status Status shows whether there is a valid time code signal present on the selected input. 4.8.2 Current Time Code Curr ent Ti me Cod e shows both th e cur rent time code val ue and frame r ate in HH:MM:SS:FF form at. If no time cod e input is present this box will be graye[...]

DolbyRem ote Ins tallation and Oper ation Dolb y Digital Param eters 4-18 For instance, you might want the Stereo Music preset to take effect at time code 00:12:22:12. To do this, you follow the following procedure: 1. Select t he Time Co de tab page 2. Enter 00:12:22:12 in the Start Time Cod e field 3. Select Stereo Music in the Preset Pend ing fi[...]

DolbyRem ote Ins tallation and Oper ation 5-1 Chapter 5 Troubleshooting 5.1 Open ing a Device If the DolbyRemote a pplication is unable to communic ate with the unit, check the following: DP569/D P567 Make sure the unit is in r emote mode (pre ss shift-left arrow). The re mote LED should be lit. Make sure that you are either usin g a RS-232 connect[...]

DolbyRem ote Ins tallation and Oper ation Troubles hootin g 5-2 5.2 Further In formation If you purchased this software throu gh a dealer or s ystems integr ator, please contact them for technical support. Information is also available at our web site www.dolby.com . Dol by Laboratories can be contact ed at the followi ng addresses: Dolby Laborator[...]