Dolby Laboratories DM100 Manuel d'utilisateur

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Dolby® DM100 User’s Manual Getting Started 2-2 Dead Battery… [Power] Button To turn on the DM100, press and hold the [Power] button down for two se

Dolby® DM100 User’s Manual Getting Started 2-3 External DC Power Supply When powered from the external power supply, the Power Management setting is

Dolby® DM100 User’s Manual Getting Started 2-4 2.3 Inputs Each input connector (XLR, BNC, or Toslink™) is active when specifically selected, or, if

Dolby® DM100 User’s Manual Getting Started 2-5 2.4 Outputs The XLR and BNC output connectors are always active. The Toslink connector is enabled whe

Dolby® DM100 User’s Manual Getting Started 2-6 2.5 Hookup Figure 2-1 shows the locations for connecting components to the DM100. Figure 2-1 Connecti

Dolby® DM100 User’s Manual Getting Started 2-7 2.6 Quick Start The DM100 is designed to be easy and intuitive to use. Follow these simple procedures

Dolby® DM100 User’s Manual Getting Started 2-8 2.7 Advanced Features Measuring the Latency of Equipment The DM100 can be used to measure the latenc

Dolby® DM100 User’s Manual Getting Started 2-9 Set the unit to measure frequency drift as follows: 1. Go to the Gen Control / Output Mode setup men

Dolby® DM100 User’s Manual 3-1 Chapter 3 Operation: Status Mode After power-on, the DM100 defaults to Status mode, with the top-level main status scr

Dolby® DM100 User’s Manual Operation: Status Mode 3-2 Dolby E When the incoming bitstream is Dolby® E, the following information will be displayed:

DM100 Bitstream Analyzer VolumeV RefV RefDolbyDolbyPCMDigital EEnterEscErrorPowerStatusMonSetupGenShiftLCDP1 P2P3P4Bitstream AnalyzerModel DM100Mode

Dolby® DM100 User’s Manual Operation: Status Mode 3-3 Dolby Digital When the incoming bitstream is Dolby Digital, the following information will be

Dolby® DM100 User’s Manual Operation: Status Mode 3-4 NULL Data When the incoming bitstream is Null data, as defined in the IEC 61937 or SMPTE 33

Dolby® DM100 User’s Manual Operation: Status Mode 3-5 3.2 The Status Menus From the top-level main Status display described above, you can step thr

Dolby® DM100 User’s Manual Operation: Status Mode 3-6 3.2.1 Dolby E Metadata Input Menu After pressing [Enter] to view this menu, press the [Down] o

Dolby® DM100 User’s Manual Operation: Status Mode 3-7 Px Prog Desc Dolby E program description display: The DM100 has a 32-character buffer for e

Dolby® DM100 User’s Manual Operation: Status Mode 3-8 Px Channel Mode A typical example is shown for the Dolby E Channel Mode display: Px LFE

Dolby® DM100 User’s Manual Operation: Status Mode 3-9 Px Line Mode Pro Px RF Mode Pro The Dolby E Line Mode and RF Mode Profile program parameters d

Dolby® DM100 User’s Manual Operation: Status Mode 3-10 Px Center Dwnmx A typical example is shown for the Dolby E Center Downmix display: Px S

Dolby® DM100 User’s Manual Operation: Status Mode 3-11 Px Mixing Level A typical example is shown for the Dolby E Mixing Level display: Px Ro

Dolby® DM100 User’s Manual Operation: Status Mode 3-12 Px Extnd Bitstrm A typical example is shown for the Extended Bitstream metadata display. Othe

Dolby® DM100 User’s Manual i Dolby Laboratories, Inc. Corporate Headquarters Dolby Laboratories, Inc. 100 Potrero Avenue San Francisco, CA 94103-4813

Dolby® DM100 User’s Manual Operation: Status Mode 3-13 Px DC Filter Px Lowpass Filt Px LFE Filter Px Srnd 3dB Attn Px Srnd Ph Shift When any of th

Dolby® DM100 User’s Manual Operation: Status Mode 3-14 3.2.2 Dolby Digital Metadata Input Menu After pressing [Enter] to select this function, pres

Dolby® DM100 User’s Manual Operation: Status Mode 3-15 DD Dialogue Lev A typical example is shown for the Dolby Digital Dialogue Normalization Statu

Dolby® DM100 User’s Manual Operation: Status Mode 3-16 DD Data Rate A typical example is shown for the Dolby Digital Data Rate display:

Dolby® DM100 User’s Manual Operation: Status Mode 3-17 DD Line Mode Pro DD RF Mode Pro The Dolby Digital Line Mode and RF Mode Profile parameters us

Dolby® DM100 User’s Manual Operation: Status Mode 3-18 DD Srnd Dwnmx A typical example is shown for the Dolby Digital Surround Downmix display:

Dolby® DM100 User’s Manual Operation: Status Mode 3-19 DD Room Type A typical example is shown for the Dolby Digital Room Type display: DD Co

Dolby® DM100 User’s Manual Operation: Status Mode 3-20 DD Extnd Bitstrm A typical example is shown for the Extended Bitstream information display.

Dolby® DM100 User’s Manual Operation: Status Mode 3-21 DD Dual Mono MD After pressing [Enter] to select this function, press the [Down] or [Up] butt

Dolby® DM100 User’s Manual Operation: Status Mode 3-22 DD Format A typical example is shown for the Dolby Digital Format status display: DD Sa

Dolby® DM100 User’s Manual iii Table of Contents Chapter 1 Introduction 1.1 About the DM100...1-1 Cha

Dolby® DM100 User’s Manual Operation: Status Mode 3-23 DD Stream # A typical example is shown for the Dolby Digital Stream Number status display:

Dolby® DM100 User’s Manual Operation: Status Mode 3-24 3.2.3 AES3 Status Menu After pressing [Enter] to select this menu, press the [Down] or [Up]

Dolby® DM100 User’s Manual Operation: Status Mode 3-25 Continued from previous page [Down]▐ Cons Chan Status

Dolby® DM100 User’s Manual Operation: Status Mode 3-26 3.2.4 Input Level Menu Press [Enter] to display Input Level status. The display combinations

Dolby® DM100 User’s Manual Operation: Status Mode 3-27 3.2.5 Generator Status Display Press [Enter] to display Generator status. The possible displa

Dolby® DM100 User’s Manual Operation: Status Mode 3-28 3.2.6 Video Reference Status Display A typical example is shown for the Video Reference inpu

Dolby® DM100 User’s Manual Operation: Status Mode 3-29 3.2.7 Timecode Status Display Dolby Digital Timecode data as derived from the tim

Dolby® DM100 User’s Manual Operation: Status Mode 3-30 3.2.8 Error Stats Menu After pressing [Enter] to select the Error Statistics menu, press the

Dolby® DM100 User’s Manual Operation: Status Mode 3-31 3.2.9 DM100 Firmware Version This last Status menu item displays the version of the firmware

Dolby® DM100 User’s Manual 4-1 Chapter 4 Operation: Setup Mode Introduction Pressing [Setup] switches the DM100 into Setup mode. Use this function t

Dolby® DM100 User’s Manual iv Chapter 3 Operation: Status Mode 3.1 Main Status Screen... 3-1 Dolby E .

Dolby® DM100 User’s Manual Operation: Setup Mode 4-2 4.1 Monitor Control The Monitor Control menu contains all of the functions that control the aud

Dolby® DM100 User’s Manual Operation: Setup Mode 4-3 DM100 Main Setup Monitor Control Monitor Control Decode Format [Down]

Dolby® DM100 User’s Manual Operation: Setup Mode 4-4 4.2 Gen Control The Gen Control menu contains all of the settings for the bitstream generator.

Dolby® DM100 User’s Manual Operation: Setup Mode 4-5 Generator Latency Test A/V Freq Drift Pass Through PCM DE stream na

Dolby® DM100 User’s Manual Operation: Setup Mode 4-6 4.3 AES3 Output The AES3 Output menu allows the user to control the value of the AES3 status bi

Dolby® DM100 User’s Manual Operation: Setup Mode 4-7 AES3 Output AES3 Mode [Down]▐ AES3 Output Audio Mode [Down]▐ AE

Dolby® DM100 User’s Manual Operation: Setup Mode 4-8 4.4 User Presets Up to four user presets can be saved, named, and recalled. These presets conta

Dolby® DM100 User’s Manual Operation: Setup Mode 4-9 4.5 I/O Control The I/O control menu configures the physical input and output connections of th

Dolby® DM100 User’s Manual Operation: Setup Mode 4-10 4.6 System Settings The System Settings menu contains options for setting user preferences for

Dolby® DM100 User’s Manual Operation: Setup Mode 4-11 Note: When powered from the external power supply, the Power Management setting is ignored an

Dolby® DM100 User’s Manual v 3.2.2 Dolby Digital Metadata Input Menu ...3-14 DD Dialogue Lev ...3-15 DD C

Dolby® DM100 User’s Manual 5-1 Chapter 5 Reference Information 5.1 Data Transfer Connect the RS-232 port on the front of the DM100 to a computer usin

Dolby® DM100 User’s Manual Reference Information 5-2 First, set the baud rate you wish to use via the System Settings menu: Press the [Setup] button

Dolby® DM100 User’s Manual Reference Information 5-3 5.2 Unit Reset Restore Default Settings With the DM100 powered off, press [Power] while holding

Dolby® DM100 User’s Manual Reference Information 5-4 5.3 Connector Pinout Information 5.3.1 RS-232 Serial Port Pin Connection Description 1 NC 2

Dolby® DM100 User’s Manual Reference Information 5-5 5.4 DM100 Specifications Sampling Rates 48 kHz for all modes, 32 kHz and 44.1 kHz for Dolby D

DM100 User’s Manual Reference Information 5-6 5.5 System Block Diagram V-RefClock generationDigital SignalProcessorRS-232Front PanelLCD andLEDsToslin

Dolby® DM100 User’s Manual vi Chapter 4 Operation: Setup Mode Introduction ... 4-1 4.

Dolby® DM100 User’s Manual 1-1 Chapter 1 Introduction 1.1 About the DM100 The Dolby® DM100 is a hand-held diagnostic tool that can monitor or genera

Dolby® DM100 User’s Manual 2-1 Chapter 2 Getting Started 2.1 Power The DM100 is powered by four standard AA 1.5 V batteries or from an external 6V, 8