1. Okwu mmalite
This manual provides essential information for the safe and efficient operation of your Behringer NU4-6000 Ultra-Lightweight, High-Density, 6000-Watt 4-Channel Power Amplifier. Please read it thoroughly before use and retain it for future reference.
Akụkụ ndị bụ isi:
- Delivers 4 x 1600 Watts into 2 Ohms, 2 x 3000 Watts into 4 Ohms, weighing less than 12 lbs / 5.5 kg.
- Ultimate reliability through revolutionary cool-running High-Density Class-D technology with "near-zero" thermal buildup.
- Ultra-efficient switch-mode power supply for noise-free audio, superior transient response, and low power consumption.
- "Zero-Attack" limiters offer maximum output level with reliable overload protection.
- Built-in stereo crossover with low-cut, high-cut, and full range mode.

2. Nhazi
2.1 Mwepu na ntinye
Jiri nlezianya bupụ ihe ahụ amplifier and inspect it for any signs of damage. Place the amplifier in a well-ventilated area, preferably in a standard 19-inch equipment rack. Ensure adequate airflow around the unit to prevent overheating.
2.2 Ogwe ihu n'ihuview

- Ike mgba ọkụ: Tụgharịa na ampịgbanwuo/ Gbanyụọ.
- Njikwa Nweta Ọwa: Adjust the input sensitivity for each of the four channels.
- Igwe ọkụ ọkụ: Indicate the presence of an input signal.
- Igwe ọkụ clip: Illuminate when the output signal is clipping, indicating potential distortion. Reduce the input level if these LEDs light up frequently.
- Igwe ọkụ ọkụ: Indicate the operational status of each channel.
2.3 Ogwe azụ gafereview na njikọ

- Inputs (CH A, CH B, CH C, CH D): XLR and 1/4-inch TRS combo jacks for connecting audio sources.
- Outputs (CH A, CH B, CH C, CH D): Speakon connectors for connecting speakers.
- Ụdị mgbanwe: Select between Stereo, Parallel, or Bridged operation for each pair of channels (A/B and C/D).
- Mgbanwe nke Crossover: Select between Full Range, Low-Cut (for subwoofers), or High-Cut (for top speakers) for each pair of channels.
- Ntinye ike: Standard IEC power connector.
- Circuit emebi: Provides overload protection.
2.4 Connecting Audio Sources and Speakers
Gbaa mbọ hụ na amplifier is turned OFF before making any connections.
- Njikọ ntinye: Jikọọ isi iyi ọdịyo gị (ngwakọ, tupuamplifier, etc.) to the XLR or 1/4-inch TRS combo inputs on the rear panel. Use balanced cables for optimal noise rejection.
- Njikọ Ọkà Okwu: Connect your passive speakers to the Speakon outputs. Ensure correct polarity (+ to + and - to -).
- Nhọrọ ụdị: Use the mode switches to select the desired operation:
- Siriani: Each channel operates independently, driving a separate speaker.
- Yiri: Input signal from Channel A is sent to both Channel A and Channel B outputs (and similarly for C/D), allowing both channels to drive speakers with the same mono signal.
- Akwadoro: Combines the power of two channels (A+B or C+D) to drive a single, higher-power speaker (typically a subwoofer). Ensure the speaker impedance is compatible with bridged mode (usually 4 or 8 Ohms).
- Ntọala crossover: Use the crossover switches to optimize the frequency response for your speakers:
- Oke zuru oke: Sends the full audio spectrum to the speakers.
- Mbelata: Filters out low frequencies, ideal for top speakers when used with subwoofers.
- Ọkpụkpụ dị elu: Filters out high frequencies, ideal for subwoofers.
2.5 Setup Demonstration Videos
Video 1: General setup guide for Rockville RPA series amplifiers. While a different model, the connection principles for mixers and speakers are similar and can provide helpful visual guidance.
Video 2: Setup instructions for Rockville D Series Amplifiers. This video demonstrates various connection types and modes that are applicable to the Behringer NU4-6000.
3. Ntuziaka ọrụ
3.1 Powering On and Initial Level Setting
- Ensure all gain controls on the amplifier are set to their minimum position.
- Turn on your audio source equipment first.
- Flip the Power Switch on the Behringer NU4-6000 to the ON position. The Power LEDs should illuminate.
- Slowly increase the gain controls for each channel until the desired volume is reached. Monitor the Signal and Clip LEDs to avoid distortion.
3.2 Understanding "Zero-Attack" Limiters

The "Zero-Attack" limiters are designed to provide maximum output level with reliable overload protection. They automatically detect when the signal is approaching clipping and dynamically reduce the gain to prevent distortion and protect your speakers.
3.3 Class-D Technology and Switch-Mode Power Supply

The NU4-6000 utilizes revolutionary High-Density Class-D amplifier technology, which ensures cool-running operation with "near-zero" thermal buildup. Coupled with an ultra-efficient switch-mode power supply, the amplifier delivers noise-free audio, superior transient response, and low power consumption, making it ideal for extended use.
3.4 Ngwaahịa gafereview Vidiyo
Video 3: Product video for Rockville D Series Amps. This video provides a general overview of amplifier features and operation, which can be helpful for understanding the NU4-6000's functionalities.
4. Nlekọta
To ensure the longevity and optimal performance of your Behringer NU4-6000 amplifier, soro ntuziaka mmezi ndị a:
- Nhicha: Na-asachapụ mpụta mgbe niile amplifier with a soft, dry cloth. Avoid using abrasive cleaners or solvents. Ensure ventilation grilles are free from dust and debris to maintain proper airflow.
- Igwe ikuku: Na-arụ ọrụ ahụ mgbe niile amplifier in a well-ventilated environment. Do not block the ventilation openings. Overheating can severely damage the unit.
- eriri ike: Inspect the power cord periodically for any damage. Replace immediately if frayed or broken.
- Nchekwa: Mgbe ejighị ya ogologo oge, chekwaa ya ampihe na-eme ka ihe na-ekpo ọkụ dị jụụ n'ebe dị jụụ ma kpọọ nkụ, ebe anwụ na-acha kpọmkwem na oke okpomọkụ dị oke njọ.
5. Nchọpụta nsogbu
If you encounter issues with your Behringer NU4-6000, refer to the following common troubleshooting steps:
- Enweghị ike:
- Check if the power cord is securely connected to both the amplifier and a working power outlet.
- Nyochaa na oghere ọkụ na-arụ ọrụ.
- Check the circuit breaker on the rear panel; reset if tripped.
- Enweghị ụda:
- Ensure all audio input and speaker output cables are correctly and securely connected.
- Verify that the input source is active and sending a signal.
- Check the gain controls on the amplifier; ensure they are not set to minimum.
- Confirm that the correct mode (Stereo, Parallel, Bridged) is selected for your setup.
- Distorted Sound / Clip LED On:
- Reduce the input gain on the amplifier or the output level from your audio source.
- Ensure your speakers are correctly matched to the amplifier's impedance and power output.
- ekpo oke ọkụ:
- Gbaa mbọ hụ na amplifier has adequate ventilation and that no vents are blocked.
- Check speaker impedance; operating with too low an impedance can cause overheating.
- Reduce the overall volume or continuous high-power operation.
If the problem persists after trying these steps, please contact Behringer customer support.
6. Nkọwapụta
| Nkọwapụta | Uru |
|---|---|
| Nlereanya | NU4-6000 |
| Ike Mbupụta (2 Ohms) | 4 x 1600 Wattis |
| Ike Mbupụta (4 Ohms) | 2 x 3000 Wattis |
| AmpỤdị lifier | Klas-D |
| Ịnye ọkụ | Switch-Mode |
| Ibu Ibu | 12.35 pound (5.6 n'arọ) |
| Akụkụ ngwaahịa | 19.02 x 12.91 x 3.5 sentimita (483 x 328 x 89 mm) |
| Crossover arụnyere n'ime ya | Yes (Low-Cut, High-Cut, Full Range) |
| Oke | "Zero-Attack" Limiters |
7. Akwụkwọ ikike na nkwado
Behringer products are designed for reliability and performance. For detailed warranty information, please refer to the warranty card included with your product or visit the official Behringer website. If you require technical support, service, or have any questions regarding your NU4-6000 amplifier, please contact Behringer customer support through their official channels.