Junger-audio D*AP LM2 / D*AP LM4 - Digital Audio Processor Manual de usuario

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6 D*AP LM 4 Operating Operating – menu structure of the Front Panel : The display after power up – the idle display – shows the input "IN&qu

7 D*AP LM 4 Operating – front panel navigation tree :

8 D*AP LM 4 Web GUI Type the device IP address into the URL field of a browser to display the initial web page of the D*AP-LM4 : The default vie

9 D*AP LM 4 Web GUI – SYSTEM – Overview The graphical overview shows the main building blocks of the device including the options installed such

10 D*AP LM 4 Web GUI – SYSTEM – Admin Admin – allows for the setting of global options including device name and time, network and remote service,

11 D*AP LM 4 Authentication to prevent non authorized people from changing device settings the administrator may assign passwords for either the ad

12 D*AP LM 4 Web GUI – SYSTEM – Setup Setup – Allows the editing of program labels for the 2 stereo input sources along with the sync source selec

13 D*AP LM 4 Web GUI – SYSTEM – SNMP SNNP – Here you can set up the Simple Network Management Protocol options including alarms and notification p

14 D*AP LM 4 Web GUI – SYSTEM – Software Update Software Update - The files to update the LM 4 will be available in ZIP format. You must unpack it

15 D*AP LM 4 Web GUI – SYSTEM – System Status System Status – Provides a current overview of critical system parameters including device, processi

16 D*AP LM 4 Web GUI – INTERFACE – AES I/O AES I/O – Allows the set up of AES input source selection along with a display of signal input status.

17 D*AP LM 4 Web GUI – INTERFACE – SDI I/O Interface – De-Embedder SDI I/O Interface – Here the options for de-embedding, embedding and SDI set up

18 D*AP LM 4 Web GUI – INTERFACE – SDI I/O Interface – Embedder Whilst the embedder selects routing from the audio processor block to the output.

19 D*AP LM 4 Video Delay For compensation of any kind of audio processing delay within the chain of devices you may use a Video Delay. Position “0

20 D*AP LM 4 Web GUI – INTERFACE – SDI I/O Interface – Setup Relay Bypass will deactivate the Bypass Relay. It provides a shortcut from SDI-IN

21 D*AP LM 4 Web GUI – INTERFACE – SDI I/O Interface – Status Status – Indicates the current status major SDI settings and parameters. Video Stan

22 D*AP LM 4 Web GUI – ROUTING This tab is used to setup the routing path of the audio signal(s) through the unit. Each functional block of the

23 D*AP LM 4 Web GUI – AUDIO PROCESSOR – Overview The overview shows the actual signal routing of the audio processor blocks, rendered by the DSPs

24 D*AP LM 4 Loudness Control Mode the pull down offers the selection of these algorithms for the LevelMagic™ process as well as for the loudness

25 D*AP LM 4 Link [Linked / Unlinked] defines the coupling of the control circuits in order to maintain the listening balance for correlated sign

26 D*AP LM 4 Fail Threshold (dBFS) [-80 … -40] RMS weighted input level for fail detection. Fail Wait (s) [1.5 … 10.0] elapsed time after fai

27 D*AP LM 4 For devices which have the license and for programs which are enabled for this feature you will get If you highlight a program that i

28 D*AP LM 4 AUDIO PROCESSOR – Filter – Equalizer Equalizer gives access to a 5 band Parametric EQ that can be adjusted independently for each aud

29 D*AP LM 4 Web GUI – AUDIO PROCESSOR – Dynamics Dynamics – The LM 4 offers a powerful expander/compressor tool that can also be set independentl

30 D*AP LM 4 Compressor [Enable / Disable] Reference Level (dBFS) [0 … -40] Range (dB) [0.0 … 20.0, Gate] Ratio [1 : 1.1 … 1 : 4.0] Process

31 D*AP LM 4 Mode [OFF, Always ON, AUTO] sets the voice over operating mode Signal Path [Pre Leveler, Post Leveler] the position in the signa

32 D*AP LM 4 Web GUI – AUDIO PROCESSOR – Level Magic Level Magic – Is the proprietary Jünger algorithm used to maintain a constant output loudness

33 D*AP LM 4 Transient Processor Max Gain (dB) [0 … 15] Response [Soft, Mid, Hard] Limiter [enable / disable] Max True Peak (dBTP) [

34 D*AP LM 4 Web GUI – AUDIO PROCESSOR – Output Output – The final screen in this section allows for the adjustment of numerous audio parameters d

35 D*AP LM 4 At the bottom of the Trigger table we have two icons : When you click on one of these icons you may add or delete a line of the abo

Rev. 130705 D*AP LM 4 Hardware • 1RU compact 19" processing device with front panel • Front Panel displays 4ch LED bar graph, operating

36 D*AP LM 4 Web GUI – EVENTS – Trigger – Network Sources Network Sources – Allow to set up external trigger sent by an automation system to the L

37 D*AP LM 4 Web GUI – EVENTS – Trigger – Parameter Sources Parameter Sources – represent the status of selected parameters from selected function

38 D*AP LM 4 Web GUI – EVENTS – Preset Events – Interface For this example a trigger "SDI lost" will launch the event "Relay Bypas

39 D*AP LM 4 Web GUI – EVENTS – Preset Events – Audio Processor Important Note! The Preset Events tab controls multiple preset categories which

40 D*AP LM 4 While the source for that trigger is a parameter source : Web GUI – EVENTS – Action Events – Loudness Measurement The EBU R128 impl

41 D*AP LM 4 Web GUI – EVENTS – Bypass Events Bypass events – The final screen allows the configuration of event sequences that will happen in the

42 D*AP LM 4 Web GUI – EVENTS – Example setup The way to set up the EVENT system is as follows : 1. Define trigger sources (Remote Hotkey - / Net

43 D*AP LM 4 3. Decide what shall happen we will do this gain change by loading respective presets for the input section of the audio processor for

44 D*AP LM 4 Technical data • Power supply optional dual power supply, auto fail over AC 85 V – 264 V, 50 Hz … 60 Hz 58W max • AES inputs

45 D*AP LM 4 Technical data - base unit rear connectors - pin assignment connector : GPI female 25-pin Sub-D 1 GPI_1a 2 3 GPI_2a 4 GPI_3a

1 D*AP LM 4 Content page block diagram ………………………………………………………………………………………. 2 audio processing blocks ……………..……………………………………………………………. 2

46 D*AP LM 4 Technical data – interface modules – 3G SDI De-Embedder / Embedder [SDI 150] • SDI input standards (auto sensing) 3G - SMPTE 424/

47 D*AP LM 4 • Special features relay bypass (manual or automatic on power fail) 320 ms video delay (number of frames depends on the video form

48 D*AP LM 4 Technical data - optional interface modules – pin assignment 4x analog I/O [AN 144] 4x AES I/O [DD 188] 8x analog out [AN 108] co

49 D*AP LM 4 safety information Electrical Safety classification : Class 1 – grounded product / Schutzklasse 1 Corresponding to EN 60065:2

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2 D*AP LM 4 Block diagram : Audio processing blocks :

3 D*AP LM 4 Getting started Communication with the LM 4 is via TCP/IP over Ethernet and each unit is shipped with a default IP address. Before the

4 D*AP LM 4 Getting started – IP setup of the device via console interface The tool to change the IP configuration of the device will be reached v

5 D*AP LM 4 Getting started – IP setup of the device via web browser * Read the default IP address printed on a label between mains sockets. * S