d&b audiotechnik D90 Startup Manual
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d&b audiotechnik D90 Startup Manual

d&b audiotechnik D90 Startup Manual

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D90
Start-up manual
1.2 en

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Summary of Contents for d&b audiotechnik D90

  • Page 1 Start-up manual 1.2 en...
  • Page 2 Any technical specifications presented are still subject to change. Version 1.2: Milan™ version. General information D90 Start-up manual Version: 1.2 en, 08/2024, D2090.EN .01 Copyright © 2024 by d&b audiotechnik GmbH & Co. KG; all rights reserved. Keep this document with the product or in a safe place so that it is available for future reference.
  • Page 3 9. Unplug this apparatus during lightning storms or when unused for long periods of time. d&b D90 Start-up manual 1.2 en...
  • Page 4 The mains plug is used as a disconnect device         and shall remain readily operable. Français : Lorsque la prise du réseau d’alimentation est utilisés comme dispositif de déconnexion, ce dispositif doit demeuré aisément accessible. d&b D90 Start-up manual 1.2 en...

  • Page 5: Table Of Contents

    7.1  Service..................26 7.2  Maintenance and care............26 7.2.1  Touchscreen cleaning............26 7.2.2  Touchscreen calibration............27 Manufacturer's declarations......... 28 8.1  Declaration of Conformity............28 8.2  WEEE Declaration (Disposal)..........28 8.3  Licenses and Copyright............28 d&b D90 Start-up manual 1.2 en...

  • Page 6: Intended Use

    Intended use Intended use   The d&b D90 amplifier is designed for mobile applications and is intended to be used with applicable d&b loudspeakers. A "LINEAR" setup is available allowing the amplifier to be used as a linear power amplifier.

  • Page 7: Scope Of Supply

    3-pin China 3-pin Swiss 3-pin South Africa 3-pin Argentina 3-pin Brazil 3-pin India GB 2099 SEV1011/T23 SANS 164-1 IRAM 2073 NBR 14136 IS 1293 *Mains plug types and associated standards (Similar illustrations, not in scale) d&b D90 Start-up manual 1.2 en...

  • Page 8: Technical Specifications

    4 x 450 W/4 ohms < –74 dB/0.02 % POWER Mains power switch Crosstalk (20 – 20 kHz) < –70 dBr SCROLL/EDIT Digital rotary encoder 4 x 450 W into 8/4 Ω TFT color touchscreen 4.3"/480 x 272 pixels d&b D90 Start-up manual 1.2 en...
  • Page 9 Rack mounted, measured on axis, 1 m (3.3 ft) to front panel, A-weighting. Height x width x depth 2 RU x 19" x 465 mm (18.3") Weight 18.8 kg/41.5 lb Min./Max. RPM 27/50 dB(A) Ambient temperature 23 °C/73.4 °F D90 enclosure dimensions in mm [inch] d&b D90 Start-up manual 1.2 en...
  • Page 10 4 x 2800 200 ms/0 dB 4 x 1450 600 ms/–20 dB 4 x 1450 1 kHz sine wave Channels used Load [ohms] Max. output power [W] Duration of max. output 1 x 2700 > 10 s 1 x 5400 2.2 s 4 x 2700 6 ms 4 x 5400 3 ms d&b D90 Start-up manual 1.2 en...

  • Page 11: Current/Power Draw And Thermal Dissipation

    Noise CF 9 dB 16.0 0.98 3275 2625 2218 15.9 0.98 3250 2450 2729 Noise CF 6 dB 15.9 0.99 3275 2600 2303 16.0 0.99 3300 2450 2900 Sine wave max. 1 s 33.7 33.3 d&b D90 Start-up manual 1.2 en...
  • Page 12 Noise CF 9 dB 29.9 0.99 2925 2200 2474 30.0 0.99 2950 2100 2900 Noise CF 6 dB 29.8 0.99 2925 2200 2474 39.8 0.99 2925 2050 2985 Sine wave max. 1 s 69.6 69.2 d&b D90 Start-up manual 1.2 en...

  • Page 13: Overview

    Refer to ⇒ Chapter 5.3 “Controls and 4.3" / 480 x 272 pixels. indicators” on page 19, following Rotary encoder SCROLL/EDIT. ⇒ Chapter 5.3.1 “Mains power Refer to ⇒ Chapter 5.3 “Controls and switch” on page 19. indicators” on page 19 and . d&b D90 Start-up manual 1.2 en...

  • Page 14: Startup

    ▪ Do not combine the amplifiers with D6 or D12 amplifiers in one rack. ▪ Do not rack up the amplifiers together with other devices producing additional heat with opposing airflow. d&b D90 Start-up manual 1.2 en...

  • Page 15: Connections

    ® mains connector socket [1] is fitted on the rear A powerCON-HC panel and an appropriate power cord [1.1] is supplied. d&b D90 Start-up manual 1.2 en...

  • Page 16: Audio Input And Link/Out Connectors

    110 ohms, transformer balanced Sampling frequency 44.1 | 48 | 96 | 192 kHz Word length 16 - 24 bit OUT (D1/2 - D3/4) 3-pin XLR male electronically balanced analog signal buffering (refresh) Power Fail Relay (Bypass) d&b D90 Start-up manual 1.2 en...

  • Page 17: Speaker Outputs

    2-Way Active - 2-Way Active 2-Way Active - Dual Channel 2-WAY - 2-WAY 2-WAY - C/D Note: For further information regarding the applicable output modes for each loudspeaker system, please refer to the relevant loudspeaker manual. d&b D90 Start-up manual 1.2 en...

  • Page 18: Network Connections

    Yellow ▪ Is off when the speed is 100 Mbit/s. ▪ Illuminates permanently when the speed is 1 Gbit/s. d&b D90 Start-up manual 1.2 en...

  • Page 19: Controls And Indicators

    480 x 272 pixels and an additional digital rotary encoder [7]. The resistive touchscreen responds to pressure and therefore can be operated by a fingertip, even when wearing gloves or by an appropriate stylus tip (pen). d&b D90 Start-up manual 1.2 en...

  • Page 20: Operating Concept

    Hierarchy level A detailed description of the «Device» and «Channel» setup menu structure and screen contents is given in the D90 Reference manual, which can be downloaded from the related product page at www.dbaudio.com. d&b D90 Start-up manual 1.2 en...
  • Page 21 Position cursor to the relevant item. ▪ Access the selected item or function element by pushing the encoder. ▪ Enter/edit values by turning the encoder. ▪ Confirm entered/changed values or leave Edit mode by pushing the encoder. d&b D90 Start-up manual 1.2 en...

  • Page 22: Standby Mode

    Mute function instead of Standby. However, the Standby mode can be useful with mid/high systems as it removes any residual noise from the system. d&b D90 Start-up manual 1.2 en...

  • Page 23: Mute Functions

    ↳ A dialog appears allowing you to either select the Back button ( - cancel), «Mute all» or «Standby». 2. Select «Mute all». 3. To unmute the channels, use the individual Channel mute buttons. d&b D90 Start-up manual 1.2 en...

  • Page 24: Basic Settings - Quick Reference

    ↳ In addition you can also set the input gain of the individual input, ranging from –57.5 to +6 dB. Shiftable input gain 4. Output (Output mode) ⇒ Select the «Output» tab and define your desired output mode settings for each pair of amplifier channels correspondingly. d&b D90 Start-up manual 1.2 en...
  • Page 25 2. Define your individual channel settings such as CUT, HFA, CPL, Level, DLY or EQ as well as the input routing for all channels correspondingly. Input routing 3. After defining all settings, exit the subscreen by selecting the Home button ( ). d&b D90 Start-up manual 1.2 en...

  • Page 26: Service/Maintenance And Care

    TFT screens. In this case, proceed as follows: 1. Spray on the soft cloth before wiping the screen. ↳ Never apply/spray directly on the screen as the liquid could penetrate the device. 2. Wipe the screen with moderate pressure. d&b D90 Start-up manual 1.2 en...

  • Page 27: Touchscreen Calibration

    1. From the «Home» screen go to «Device» ⇒ «More» ⇒ «Preferences» ⇒ «Display». 2. On the bottom left, select «Touchscreen calibration». ↳ The calibration menu will be issued, guiding you through the calibration procedure. 3. Follow the on screen instructions respectively. d&b D90 Start-up manual 1.2 en...

  • Page 28: Manufacturer's Declarations

    As required by the GPL and LGPL licenses, we will send you a copy of the used source code on request. If you would like to obtain a copy, please contact us by mail to: software.support@dbaudio.com d&b D90 Start-up manual 1.2 en...
  • Page 30 www.dbaudio.com...

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