FBT J 8A

FBT J 8A Active Portable Audio Monitor User Manual

Model: J 8A

1. Увод

This manual provides essential information for the safe and efficient operation of your FBT J 8A Active Portable Audio Monitor. Please read this manual thoroughly before using the product to ensure proper setup, operation, and maintenance. Keep this manual for future reference.

2. Безбедносне информације

Важна безбедносна упутства:

3. Садржај пакета

Upon unpacking your FBT J 8A monitor, please ensure all items are present and in good condition:

Ако неки предмети недостају или су оштећени, одмах контактирајте свог продавца.

4. Производ је готовview

The FBT J 8A is a professional 2-way bi-amplified active portable audio monitor designed for various sound reinforcement applications. It features a robust polypropylene cabinet and advanced Class D amplification for high efficiency and superior sound quality.

Кључне карактеристике:

Физичке компоненте:

FBT J 8A Monitor mounted on a wall bracket
Figure 1: FBT J 8A Active Portable Audio Monitor, showing its compact design and potential for wall mounting.

The FBT J 8A monitor features a durable black polypropylene enclosure. Its compact design allows for easy portability and flexible installation options, including wall mounting using compatible brackets (not included).

Rear panel of FBT J 8A Monitor with controls and connections
Figure 2: Rear panel of the FBT J 8A monitor, detailing input/output connections, level controls, DSP presets, and power switch.

The rear panel provides all necessary connections and controls for the monitor. This includes audio inputs, a link output, level adjustments, DSP preset selection, and the main power switch.

5. Подешавање

5.1 Постављање и монтажа

The FBT J 8A can be used as a floor monitor, mounted on a speaker stand, or permanently installed using its M6 anchoring points. Ensure the monitor is placed on a stable, level surface or securely mounted to prevent accidental falls.

5.2 Везе

Before making any connections, ensure the monitor's power switch is in the OFF position and the power cord is disconnected from the mains supply.

  1. Аудио улаз: Connect your audio source (mixer, instrument, microphone) to the XLR/Jack combo input on the rear panel.
  2. Излаз везе: If connecting multiple monitors, use the XLR link output to send the audio signal to another active speaker.
  3. Прикључак за напајање: Connect the supplied power cord to the AC inlet on the rear panel, then plug the other end into a suitable grounded AC power outlet (220-230V~ 50/60Hz).

Refer to Figure 2 for a visual guide to the rear panel connections.

6. Упутство за употребу

6.1 Укључивање/искључивање

  1. Ensure all audio connections are made and the Level control is set to minimum.
  2. Flip the main power switch on the rear panel to the ON position. The power indicator LED will illuminate.
  3. To power off, set the Level control to minimum, then flip the power switch to OFF.

6.2 Input Level and Mic/Line Switch

6.3 ДСП унапред подешених поставки

The FBT J 8A features a Digital Signal Processor (DSP) with two selectable presets to optimize the sound for different applications:

Select the desired preset using the dedicated switch on the rear panel.

6.4 Hi-Pass Filter

The Hi-Pass filter button activates a high-pass filter, which cuts low frequencies from the monitor's output. This is particularly useful when the J 8A is used in conjunction with a subwoofer, allowing the subwoofer to handle the lower frequencies and improving overall system clarity and efficiency.

7. Одржавање

Proper maintenance ensures the longevity and optimal performance of your FBT J 8A monitor.

There are no user-serviceable parts inside the monitor. Refer all servicing to qualified service personnel.

КСНУМКС. Решавање проблема

If you encounter issues with your FBT J 8A monitor, refer to the following common problems and solutions:

Проблем Могући узрок Решење
Нема звука
  • Power cord not connected or power switch off.
  • Input cable faulty or disconnected.
  • Level control set to minimum.
  • Извор звука не шаље сигнал.
  • Проверите прикључак за напајање и прекидач.
  • Проверите повезаност и интегритет улазног кабла.
  • Increase Level control gradually.
  • Check audio source and its output level.
Изобличен звук
  • Input level too high (PRT/LMT LED flashing).
  • Неисправан кабл.
  • Incorrect DSP preset.
  • Reduce input level from source or monitor's Level control.
  • Пробајте други кабл.
  • Switch DSP preset to "ORIGINAL" for a neutral response.
Зујање или бука
  • Гроунд лооп.
  • Сметње од других електронских уређаја.
  • Неисправан кабл.
  • Ensure all equipment is properly grounded. Try connecting to a different power outlet.
  • Move the monitor away from potential sources of interference.
  • Замените каблове.

If the problem persists after trying these solutions, contact qualified service personnel.

9. Спецификације

Technical specifications for the FBT J 8A Active Portable Audio Monitor:

Феатуре Спецификација
Конфигурација двосмерни, двосмерниamplified, Bass-Reflex
Уграђени Amplifier LF/HF (RMS) 200В / 50В
Уграђени Amplifier Peak LF/HF 400В / 100В
Фреквенцијски одзив (-6дБ) 60Hz - 20kHz
Нискофреквентни вуфер 8 inches (200mm) - 1.7 inch coil
Високофреквентни драјвер 1 inch (25mm) - 1 inch coil
Maximum SPL (Cont/Peak) 120дБ / 124дБ
дисперзија (ХкВ) 90° к 60°
Инпут Импеданце 22 Кохмс
Фреквенција укрштања 2.5 КХз
Захтеви за наизменичну струју 160 ВА
Улазни конектор XLR - Jack with loop
Дужина кабла за напајање 5 метара / 16.4 стопа
Димензије (ДкШкВ) 47.8 x 33.8 x 31.2 цм (приближно 18.8 x 13.3 x 12.3 инча)
Тежина 8.2 кг (приближно 18.1 лбс)
Материјал полипропилен
Препоручена употреба Professional use in indoor or outdoor events, public address systems, and musical performances.

10. Гаранција и подршка

гаранција: The FBT J 8A Active Portable Audio Monitor comes with a Limited Warranty. Please refer to the warranty card included with your product or visit the official FBT webсајт за детаљне услове и одредбе.

Подршка: For technical assistance, service, or spare parts, please contact your authorized FBT dealer or visit the official FBT website for support resources and contact information. Do not attempt to repair the unit yourself, as this may void your warranty and pose safety risks.

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