Extron electronic DMP 44 LC manual


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Table of contents for the manual

  • Page 1

    User Guide DMP 44 LC Audio Products: Mixers and Processors Four -Line Input and Four -Line Output Di[...]

  • Page 2

    This symbol is intended to alert the user of important operating and mainte- nance (servicing) instr[...]

  • Page 3

    FCC Class A Notice This equipment has been tested and found to comply with the limits for a Class A [...]

  • Page 4

    Conventions Used in this Guide In this user guide, the following are used: NOTE: A note draws attent[...]

  • Page 5

    v DMP 44 LC • Contents Introduction .....................................................1 About T[...]

  • Page 6

    DMP 44 LC • Contents vi[...]

  • Page 7

    Intr oduction This section describes this guide and the DMP 44 LC, including: • About This Guide ?[...]

  • Page 8

    • Outputs — Four balanced or unbalanced line on 3.5 mm, 6-pole captive screw connectors. • 4x4[...]

  • Page 9

    • 16 DSP Configurator presets — Using the DSP Configurator softwar e, parameters for DSP process[...]

  • Page 10

    DMP 44 LC Application Diagram DMP 44LC Tx Rx 1 2 3 RS-232 DIGI IN 3 4 1 O U T P U T S 2 3 4 1 I N P [...]

  • Page 11

    Installation This section describes the installation of the DMP 44 LC, including: • Mounting the D[...]

  • Page 12

    SECTION A–A AA Po wer Suppl y Output Cord 2-P ole Captive Screw Connector Ridges Smooth Tie Wrap 3[...]

  • Page 13

    b Power/Reset LED — The green LED indicator duplicates the fr ont panel LED operation (see the “[...]

  • Page 14

    The digital input port is used to monitor TTL level digital signals. V oltages greater than 2 V indi[...]

  • Page 15

    Operation This section describes the operation of the DMP 44 LC, including: • DMP 44 LC Operation [...]

  • Page 16

    Fr ont Panel Operation DMP 44 LC DIGIT AL MA TRIX PROCESSOR CONFIG 1 2 Figure 6. DMP 44 LC Front Pan[...]

  • Page 17

    Firmware Updates The firmware of the DMP 44 LC can be updated thr ough USB or RS-232 connection. The[...]

  • Page 18

    Digital Input Ports The three-pin Digital Input port is used to monitor or drive TTL level digital s[...]

  • Page 19

    3. Select the event or “trigger” to configure the input. 4. Select the action that results when [...]

  • Page 20

    DSP Pr ocessing and Signal Flow The diagram below shows the signal flow and DSP processing per signa[...]

  • Page 21

    Mix Matrix The line input process r outes incoming signals through a mix matrix to the line outputs.[...]

  • Page 22

    Line Input Channels There ar e four (4) mono line input channels. Channel controls and processing bl[...]

  • Page 23

    Filter Block Each line input channel filter block allows a total of five filters. The first filter i[...]

  • Page 24

    Figure 9. Filter Dialog Box, Filters Added Within the dialog box, a filter is focused when a filter [...]

  • Page 25

    Parametric (Equalizer) Up to three parametric filters can be placed in the filter box at one time. E[...]

  • Page 26

    The parametric filter allows frequency selection accurate to 0.1 Hz and either 6 or 12 dB of slope. [...]

  • Page 27

    Bass and T reble Shelving Bass and treble shelving may be added to the filter , as shown below . Add[...]

  • Page 28

    2. Specify bass and treble filters if necessary . Configuring Groups 1. From the View menu, select G[...]

  • Page 29

    3. Select a group to configur e. NOTE: T o configure Bass and T reble groups, see “ Configuring Ba[...]

  • Page 30

    5. Define the group members. Configuring Bass and T reble Groups 1. From the main DSP Configurator s[...]

  • Page 31

    2. From the dr op down menu select Bass & Treble Filters . 3. Double-clicking the Filters proces[...]

  • Page 32

    5. Select the Bass or T reble control gr oup. 6. Select the group members. 7. Repeat steps 5 and 6 f[...]

  • Page 33

    Dynamics Processor A dynamics processor alters the dynamic range, the dif ference between the loudes[...]

  • Page 34

    Compression can also be used to pr otect a system or a signal chain from overload similar to a limit[...]

  • Page 35

    Limiter The limiter restricts the input signal level by compr essing its dynamic range above a speci[...]

  • Page 36

    Ducking is configured in a window which opens when an active ducking pr ocessor block is double-clic[...]

  • Page 37

    Ducking Configuration Dialog a Current sour ce indicator Shows the selected input. Ducker settings a[...]

  • Page 38

    f By (dB) Individual attenuation settings for each duck target in dB. The default is 20.0 dB. If add[...]

  • Page 39

    Mix Matrix The DSP architectur e contains a mix matrix that connects the line inputs to the line out[...]

  • Page 40

    • OK/Cancel — Click OK to accept changes and close the window . Cancel ignores changes and close[...]

  • Page 41

    Double-click — Double-click to open the mix-point dialog box. The focus circle turns light green i[...]

  • Page 42

    In order to understand how the mix-points work, the following figur es provide examples of mixes. In[...]

  • Page 43

    In the example figure below , inputs 1 to 4 have been routed to outputs 1 thr ough 4 by unmuting the[...]

  • Page 44

    Dynamics The output channel dynamics block provides a limiter function (see the diagram below) that [...]

  • Page 45

    SIS Pr ogramming and Contr ol This section describes SIS programming and contr ol of the DMP 44 LC, [...]

  • Page 46

    USB Port (front panel) The DMP 44 LC has a front panel USB port that can be connected to a host devi[...]

  • Page 47

    Error Responses When the DMP 44 LC is unable to execute the command, it returns an error r esponse t[...]

  • Page 48

    X% = Internal temperature Degrees Celsius X^ = Dirty status 0 = RAM has been saved to Flash (OK to p[...]

  • Page 49

    Command ASCII Command (Host to T uner) Response (T uner to Host) Additional Description Setup Comman[...]

  • Page 50

    Command ASCII Command (Host to T uner) Response (T uner to Host) Additional Description Partial pres[...]

  • Page 51

    Digital Input Commands Command ASCII Command (Host to T uner) Response (T uner to Host) Additional D[...]

  • Page 52

    Command/Response T ables for DSP SIS Commands Many digital signal processor (DSP) functions (gain, m[...]

  • Page 53

    Command/Response T ables for Audio SIS Commands DSP control commands ar e an extension to SIS comman[...]

  • Page 54

    Special Characters The HTML language reserves certain characters for specific functions. The device [...]

  • Page 55

    Command ASCII Command (Host to T uner) Response (T uner to Host) Additional Description Audio group [...]

  • Page 56

    T able 1. Level Control and Mix-point Selection T ables a Input Gain Control X6) b Pre-mixer Gain X6[...]

  • Page 57

    Softwar e Contr ol This section describes the control softwar e for the DMP 44 LC, including: • So[...]

  • Page 58

    Figure 24. DVD Software Menu 3. Scroll to the DSP Configurator pr ogram and click the Install text t[...]

  • Page 59

    Install the USB Driver T o install the USB driver , follow these instructions. Figure 26. USB Instal[...]

  • Page 60

    2. The USB driver installer launches. When the installer has completed the installation of the USB d[...]

  • Page 61

    2. Select the device to be configured and then click OK . 3. The program displays the following scr [...]

  • Page 62

    Emulate Mode vs. Live Mode The DSP Configurator program has two operational modes, Live and Emulate [...]

  • Page 63

    Selecting Live Mode and Pushing or Pulling a Configuration T o switch from emulate mode to live mode[...]

  • Page 64

    8. Click either the: a. Pull radio button to overwrite the open file with the current device configu[...]

  • Page 65

    9. Click OK . The DSP Configurator program is connected live to the device and the configuration and[...]

  • Page 66

    Saved presets can be r ecalled via the DSP Configurator , or a control system sending an SIS preset [...]

  • Page 67

    Building a Preset Only elements that are highlighted (given focus) will be saved as a pr eset. <C[...]

  • Page 68

    3. Select a preset number . In the Preset Name field, unused presets ar e named “unassigned.” T [...]

  • Page 69

    When a preset is being pr eviewed, in either Live or Emulate mode, the Delete button is available. I[...]

  • Page 70

    Push Configuration - Advanced, Push Presets, All There ar e a number of advanced options available w[...]

  • Page 71

    3. There ar e three options now available; Push Configuration , Push Presets or both. In this exampl[...]

  • Page 72

    Push Configuration - Advanced, Push Presets, Selected The next example shows how to customize a push[...]

  • Page 73

    Refer ence Information This section contains refer ence information for the DMP 44 LC, including: ?[...]

  • Page 74

    Control/r emote — audio processor Serial host control port ................... 1 bidirectional RS-[...]

  • Page 75

    Part Numbers and Accessories Included Parts These items are included in each DMP 44 LC or der: Inclu[...]

  • Page 76

    UL Rack Mounting Guidelines The following Underwriters Laboratories (UL) guidelines pertain to the s[...]

  • Page 77

    3. Install blank panels or other units on the rack shelf. Furniture Mounting Furniture mount the DMP[...]

  • Page 78

    Firmwar e Loader The DSP Configurator program includes a firmwar e loader program which allows repla[...]

  • Page 79

    The Firmware Loader scr een appears. 3. From the toolbar , select File > Open . 4. Locate the dow[...]

  • Page 80

    DMP 44 LC Har dwar e Reset Modes DMP 44 LC Reset Mode Summary Mode Mode Activation Result Purpose/No[...]

  • Page 81

    Extr on W arranty Extron Electr onics warrants this product against defects in materials and workman[...]