Руководство пользователя цифрового сигнального процессора Flex Balanced TRS 2x4

1. Введение

The miniDSP Flex Balanced TRS 2x4 is a versatile digital signal processor designed for a wide range of audio applications. It functions as a compact digital stereo preamplifier, an optimizer for subwoofers, an enhancer for active speakers, and a core component for home theater and recording studio setups. Its flexible design allows for extensive customization and integration into various audio systems.

2.Основные характеристики

• Processor: 32-bit floating-point 400MHz Analog Devices SHARC DSP
• Multi-Core USB Audio processor (XMOS)
• Bluetooth streaming: LDAC/aptX HD/aptX/AAC/SBC
• Audiophile performance: SNR@120dB(A), THD+N @ -110dB (0.0003%)
• White/Black OLED front panel controller with IR control
• Compatible with miniDSP's Device Console

3. Содержимое упаковки

Before proceeding with installation, please verify that all items listed below are present in your package.

• miniDSP Flex Balanced TRS 2x4 Unit
• Power Adapter with interchangeable international plugs
• USB-кабель
• Дистанционное управление
• Руководство пользователя (этот документ)

4. Продукт закончилсяview

4.1 Передняя панель

Рисунок 4.1: Передняя часть view of the miniDSP Flex Balanced TRS 2x4

This image displays the front of the miniDSP Flex unit. It features a prominent rotary encoder for volume control and menu navigation, along with a clear OLED display that shows current volume level, active input, and selected preset.

4.2 Задняя панель

Рисунок 4.2: Сзади view of the miniDSP Flex Balanced TRS 2x4

This image illustrates the rear panel of the miniDSP Flex, detailing its connectivity options. It includes the DC power input, power switch, USB port for audio and control, S/PDIF coaxial and optical digital inputs, and four balanced TRS outputs, along with two balanced TRS inputs.

Адаптер питания 4.3

Figure 4.3: Power Adapter with International Plugs

This image shows the universal power adapter supplied with the miniDSP Flex, complete with various interchangeable plug adapters to ensure compatibility with different regional power outlets.

5. Руководство по установке

5.1 Step 1: Unpacking and Placement

Carefully remove the miniDSP Flex unit and all accessories from the packaging. Place the unit on a stable, flat surface away from direct sunlight, heat sources, and excessive moisture. Ensure adequate ventilation around the unit.

5.2 Шаг 2: Подключение питания

Connect the provided power adapter to the "DC 12V" input on the rear panel of the miniDSP Flex. Select the appropriate international plug adapter for your region and attach it to the power adapter. Plug the power adapter into a suitable wall outlet. Do not power on the unit yet.

5.3 Step 3: Audio Connections

Identify the audio sources and destinations for your setup.

Входные соединения

• For digital sources, connect your S/PDIF coaxial or TOSLINK optical cables to the corresponding inputs on the rear panel.
• For analog sources, connect your balanced TRS cables to the "INPUTS 1-2" ports.
• For USB audio from a computer, connect a USB cable from your computer to the "USB Audio & Control" port.

Выходные соединения

• Подключите активные колонки. amplifiers, or other audio destinations to the "OUTPUTS 1-4" using balanced TRS cables.

5.4 Step 4: Initial Power On

Once all connections are secure, flip the "PWR" switch on the rear panel to the ON position. The OLED display on the front panel should illuminate.

6. Инструкция по эксплуатации

6.1 Органы управления на передней панели

Поворотный энкодер

The large rotary knob on the front panel serves multiple functions:

• Поверните, чтобы отрегулировать общий уровень громкости.
• Нажмите, чтобы отключить/включить звук.
• Press and hold to enter the menu system for input selection, preset recall, and other settings.

OLED-дисплей

The OLED display provides real-time information on volume, active input, selected preset, and menu navigation.

Пульт дистанционного управления 6.2

The included IR remote control allows for convenient operation from a distance, including volume adjustment, input switching, and preset recall. Refer to the remote's specific button layout for detailed functions.

6.3 Выбор входа

To change the active audio input, press and hold the rotary encoder to enter the menu, then navigate to "Input Select" and choose your desired source (e.g., USB, S/PDIF, TOSLINK, Analog 1-2).

6.4 Управление пресетами

The miniDSP Flex supports multiple user-definable presets. These presets store configurations such as equalization settings, crossover points, and volume levels. Access and recall presets via the front panel menu or remote control.

7. Software Configuration (Device Console)

The full potential of the miniDSP Flex is unlocked through the miniDSP Device Console software, available for download from the official miniDSP webсайт.

• Connect the miniDSP Flex to your computer via the USB cable.
• Install the miniDSP Device Console software on your computer.
• Launch the software and connect to your Flex unit.
• The Device Console provides a graphical interface for:
• Parametric Equalization (PEQ)
• Crossover configuration
• Gain adjustments
• Delay and phase alignment
• Input/output routing
• Saving and loading configurations (presets)

For detailed instructions on using the Device Console, please refer to the software's dedicated user guide available on the miniDSP webсайт.

8. Техническое обслуживание

• Уборка: Для очистки внешней поверхности устройства используйте мягкую сухую ткань. Не используйте жидкие чистящие средства или аэрозоли.
• Вентиляция: Ensure that the ventilation slots on the unit are not blocked to prevent overheating.
• Обновления прошивки: Periodically check the miniDSP website for firmware updates. Updates can provide new features, performance improvements, or bug fixes. Follow the instructions provided with the firmware update carefully.

9. Поиск Неисправностей

9.1 Нет питания

• Убедитесь, что адаптер питания надежно подключен к устройству и к розетке.
• Verify the "PWR" switch on the rear panel is in the ON position.
• Проверьте, исправна ли розетка.

9.2 Нет аудиовыхода

• Verify that the correct input source is selected on the miniDSP Flex.
• Check all audio cable connections (inputs and outputs) for secure fit.
• Ensure the volume level is not muted or set too low.
• Confirm that your connected ampУсилитель/колонки включены и работают исправно.
• Check the routing within the miniDSP Device Console software.

9.3 Искаженный звук

• Проверьте правильность коэффициента усиления.taging throughout your audio chain to avoid clipping.
• Убедитесь, что все кабели находятся в хорошем состоянии и правильно подключены.
• If using digital inputs, verify the sample rate and bit depth compatibility.

9.4 Unit Not Recognized by Computer (USB)

• Ensure the USB cable is securely connected to both the miniDSP Flex and your computer.
• Попробуйте использовать другой порт USB на вашем компьютере.
• Reinstall the miniDSP Device Console software and any necessary USB drivers.
• Перезагрузите компьютер.

10. Технические характеристики

11. Информация по технике безопасности

• Не подвергайте устройство воздействию воды или чрезмерной влажности.
• Не пытайтесь открыть крышку устройства.asinг. Внутри нет деталей, подлежащих обслуживанию пользователем.
• Используйте только прилагаемый адаптер питания.
• Держите устройство вдали от сильных магнитных полей.
• Отключайте электропитание во время грозы или при длительном бездействии.