Telex DN9848 Loudspeaker Processor Security and other Set Up Options, General, Front Panel Lock

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Security and other Set Up Options

7. DN9848 SET UP OPTIONS

7.1. General

The DN9848 provides various set up options for adapting the operation of the unit to best suit your operational requirements and preferences, as follows:

Comms channel setting for remote control Security features

Display lighting

Unit and memory naming Delay units of measurement Power up settings

These options are programmed in the Set Up menu and are described below in menu order.

To access the Set Up menu pages

Press HOME (SET UP) to return to the Home page.

Press and hold the HOME (SET UP) button to open the menu.

Press the HOME (SET UP) button repeatedly to step through the pages in turn.

Note that this menu does not ‘cycle’. On completing the set up, the menu returns to the Home page.

7.2. Remote Comms Channel (Page 1)

This page specifies the communications channel on which the unit will send and receive data to/from a controlling PC. Channels 1 to 32 are available, enabling a

slave network of up to 32 DN9848 Equalisers to be controlled from a PC using Stardraw or Smaart software. DN9848 remote control set ups are covered in Section 9.

7.3. Security Settings (Pages 2 and 3)

7.3.1Front Panel Lock (Page 2)

This option is used to set a password and lock out the all, or nearly all, of the front panel controls to protect settings from tampering by unauthorised

personnel. Five levels of Panel Lock are possible: Unlocked – All controls available.

Lock + Recall – This leaves the Recall button active so that saved memories can be still be recalled.

Lock + Recall + Mute - As above but also leaves the Mute controls active.

Lock + Mutes – Leaves the Mute controls only active.

Locked – Imposes a full lockout on the front panel controls.

In all cases, limited Set Up menu options remain available, namely the Comms Channel, Panel Unlock pages and Power Up pages.

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Contents Page Page Important Safety Instructions Page Declaration of Conformity Page Contents Technical Specification Safety Warning Installation ConsiderationsAfter Unpacking Page Introducing the DN9848 DN9848 Key FeaturesFront Panel Controls, Connectors, IndicatorsRear Panel Navigating the DN9848 Menus Programming SettingsDN9848 Menu System DN9848 Programming PanelSet Up Menu Store and RecallHome DN9848 Menu Map Input Channels Setting Input ParametersInput Channels Brief Technical OverviewParametric Equalisation Pages 2 to Gain and DelayTo set the delay To adjust the gainTo set the compressor parameters Monitoring the Input SignalTo switch the compressor out of the circuit CompressionOutput Channels Output ChannelsRouting Setting Output ParametersTo access the Output menu pages for a particular channel Naming the Output ChannelTo set a precise phase shift at a reference frequency Signal Invert, Delay and Output LevelPhase Adjustment Pages 4 To invert the output signalTo bypass the high/low pass filter processing To apply a ‘shaped’ phase transition at a chosen frequencyHigh Pass and Low Pass Filters Pages 6 To add a high/low pass filter to output processingParametric Equalisation Pages 2 to To set the limiter parameters Monitoring the Output SignalTo switch the limiter out of the circuit Output LimiterOutput Gain and Mute Front Panel Control Remote Comms Channel Security and other Set Up OptionsSecurity Settings Pages 2 GeneralTo remove the Panel Lock When System Protect is onSystem Protect To set a Panel LockLCD Lighting To switch System Protect onTo switch System Protect off To adjust the lightingDelay Options Power Up OptionsTo change the units of measurement To lock the system memories, refer to .3 Security Settings Using the DN9848 MemoriesStoring and Recalling Settings To store settingsPress the black Recall button to access the Recall menu To recall stored settings from memoryDN9848 Remote Control Setup Remote Control SetupTo disable remote control DN9848 Connection Laptop/PC Cable /Converter RequiredRS-485 input to rear panel Application Notes Advantage of DN9848 Look-Ahead LimitersApplication Notes Application Notes Audio Precision Deg phase shift @ 20, 300, 1K, 20K 01/19/01 Phase-adjustment with the DN9848Audio Precision 1st order allpass @ 300, 1K, 10K 01/19/01 Technical Specification Technical SpecificationPower Requirements Factory Presets for X-Array Series Memory Out Identification P08 XI1122/85 4MIX R1-2 Memory Out Identification Factory Presets for X-Line Series Memory Out Identification

DOC02-DN9848, DN9848 Loudspeaker Processor specifications

The Telex DOC02-DN9848, commonly referred to as the DN9848 Loudspeaker Processor, is an advanced audio processing device designed to enhance sound quality in both live and recorded environments. With a sleek and modern design, the DN9848 is engineered to meet the demanding needs of professional audio applications, be it in concert venues, theaters, or broadcast studios.

One of the key features of the DN9848 is its comprehensive processing capabilities. Equipped with a powerful DSP (digital signal processing) engine, it offers extensive equalization options, dynamic range control, and advanced crossover functionality. The device utilizes up to 48 input and output channels, allowing for unparalleled flexibility in routing audio signals. This makes it ideal for installations that require precise control over multiple loudspeakers.

The DN9848 also boasts an intuitive user interface, which facilitates straightforward navigation through its various functions. The front panel features a large LCD display that provides clear visibility of parameters, and a selection of knobs and buttons enables easy adjustments. For remote operation, the device can be controlled via Ethernet, allowing technicians to make changes from virtually any location.

Another standout aspect of the DN9848 is its customizable algorithms that accommodate different speaker systems and acoustical environments. Users can fine-tune the processor to optimize performance for specific venues or loudspeakers. The device supports both FIR (finite impulse response) and IIR (infinite impulse response) filters, providing users with the flexibility to deploy advanced filtering techniques according to their needs.

The DN9848’s robust connectivity options further enhance its utility. It features standard analog XLR connectors, as well as digital interfaces that include AES/EBU and Dante. This multi-format compatibility ensures seamless integration into existing audio setups, making it a versatile choice for audio professionals.

In terms of reliability and durability, the DN9848 is built to withstand the rigors of the professional audio world. Its rugged chassis and high-quality components ensure that it can perform consistently in various conditions, making it a trusted partner for sound engineers.

In summary, the Telex DOC02-DN9848 Loudspeaker Processor combines sophisticated audio processing capabilities with user-friendly features and robust connectivity. Its advanced technology and flexible options make it an indispensable tool for achieving optimal sound in a variety of professional audio environments.
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