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General| Channels | 4 |
|---|---|
| Total Harmonic Distortion | < 0.1% |
| Amplifier Technology | Class D |
| Sampling Rate | 96 kHz |
| Input Impedance | 20 kOhm |
| Equalization | Parametric EQ |
| Delay | up to 10 seconds |
| Connectors Input | XLR |
| Connectors Output | Ethercon |
| Mains Voltage | 100 - 240 V, 50 - 60 Hz |
| Power Output | 4 x 2000W @ 4Ω |
| Input Sensitivity | 6 dBu |
| Cooling | Temperature controlled fans |
| Protection | Short circuit, DC, thermal |
| Power Supply | Switch mode |
| Output Power | 4 x 2000 W into 4 ohms |
Explains the lightning and exclamation point symbols used for safety warnings.
Lists 15 essential safety precautions for operating the D80 amplifier.
Details the intended applications and setup for the D80 amplifier.
Explains the next generation Class D amplifier, DSP integration, and user interface design.
Details audio data, input/output connectors, and network connectivity for the D80 amplifier.
Covers DSP capabilities, operating conditions, fan noise, and physical dimensions.
Lists the items included in the D80 amplifier shipment, including cables and manuals.
Provides a general overview of D80 connections, controls, and the user interface.
Guidance on rack installation, support, cooling requirements, and airflow management.
Recommendations for touring rack assemblies, spacing, and combining with other units.
Details power connection requirements, safety warnings, and plug accessibility.
Provides a table of mains voltage, frequency, and current requirements for operation.
Describes XLR connectors for analog/digital inputs and link outputs, including specifications.
Explains NL4/EP5 speaker outputs and the NL8 4-channel output connector.
Illustrates Ethernet topologies and explains LED indicators for connection status.
Shows CAN-Bus topologies and pin assignments for remote control.
Describes the power switch and the 3.5" TFT touch screen and rotary encoder for operation.
Explains how to enter/exit Standby mode and its impact on device and loudspeakers.
Describes how to mute individual channels or all channels simultaneously.
Details interaction methods using touch screen, rotary encoder, and cursor conventions.
Explains the Header and Data sections, and tabbed structure of the screen.
Describes function buttons showing status and navigation buttons for accessing subscreens.
Details input fields, masks for data entry, and non-editable information fields.
Illustrates the hierarchy for navigating from the Home screen to Device and Channel setups.
Describes Power indicators, Device view button, ID, and Power button functions.
Lists elements displayed in the channel strip: ISP, input routing, configuration, mute status, and errors.
Illustrates the signal flow and explains ISP/OVL status indicators.
Describes the Channel view button and the Level input field for sensitivity adjustment.
Details ISP/OSP/GR/OVL indicators and explains channel mute functionality.
Guides through system reset, device setup, input, and output configuration.
Covers speaker selection, remote settings, and individual channel configuration.
Details how to enter or edit the device name using the input mask and keyboard.
Configures input modes for connector pairs 1/2 and 3/4 to accept analog or digital signals.
Explains digital/mixed input modes and the system clock derivation process.
Dedicated mode for fullrange systems and active subwoofers, acting as stereo amplifier.
Mode for linking fullrange systems and subwoofers using a single cable.
Mode dedicated to d&b active systems, linking channels and input signals.
Describes combinations of different output modes for amplifier channel pairs.
Sets remote ID and configures IP mode for network connection (DHCP/Manual).
Details IP address, mask, gateway, MAC, and connection status fields.
Adjusts display brightness, timeout, beep sound, and touch screen calibration.
Explains password protection, device locking, and unlocking procedures.
Configures buzzer behavior (Off, Single, Melody) and sets the internal clock.
Provides static and dynamic information like firmware versions, serial number, and temperatures.
Displays mute status, setups, levels, impedance, power, temperature, and ISP/OSP.
Limits mains current draw by reducing sound levels to prevent breaker trip.
Allows monitoring of output voltage/current for signal quality analysis and provides examples.
Illustrates the hierarchy for accessing various channel setup functions.
Details how to enter or edit channel names using the input mask and keyboard.
Describes filter types (CUT, HFA, HFC, CSA) and their parameter display.
Allows adjustment of input sensitivity for amplifier channels.
Explains the equalizer's two independent 16-band layers and overall frequency response display.
Details EQ functions (On/Off, Edit, Clear) and layer/curve settings.
Lists filter types, parameters, and ranges for frequency, Q, slope, and gain.
Enables delay on/off, adjusts delay time, and selects units (ms, m, ft, s).
Defines input sources per channel or pair, allowing analog/digital input combinations.
Provides options to start calibration/check, showing progress, results, and typical procedures.
Enables selection of loudspeaker setups for applicable d&b loudspeakers.
Details speaker selection, LoadMatch function, and clearing settings.
Details the LINEAR setup for using the D80 as a linear power amplifier.
Explains LoadMatch input parameters and the maximum gain reached indication.
Describes the signal generator for sine/pink noise, frequency, and level adjustments.
Steps to connect and access the amplifier UI via web browser, describing the interface layout.
Instructions for web browser interaction and saving the Event log data locally.
Accessing information on open source software components via the d&b logo.
Details the power supply, PFC, automatic mains range selection, and voltage monitoring.
Covers inrush current limiter and recommendations for mains supply installation.
Guidelines for generator/UPS use and details on Class D power amplifier technology.
Describes fan operation, speed control, and temperature warning notifications.
Explains measurement references (CF 12/9 dB) and definitions (continuous vs. maximum).
Provides tables of power consumption and thermal dissipation across various voltage/frequency settings.
Covers safety precautions for service and basic maintenance advice.
Instructions for cleaning the touch screen using a soft cloth and avoiding solvents.
Step-by-step guide to recalibrate the touch screen if accuracy issues are observed.
Covers EU declaration of conformity, WEEE disposal, and access to licenses and copyright.
Provides typical impedance (Z) values for d&b loudspeakers for system check reference.
A table listing typical impedance (Z) values for various d&b loudspeaker systems.
Lists possible error messages, their descriptions, locations, and probable causes.
Provides further details on specific error codes related to SMPS, Amp, DSP, and firmware.
Details error messages related to amplifier faults and CAN interface issues.
Lists error and warning messages specific to CAN communication.
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