పరిచయం
This manual provides detailed instructions for the setup, operation, and maintenance of your PRORECK Delta 128 2400W Bluetooth PA Speaker System. Please read this manual thoroughly before using the system to ensure proper functionality and to maximize your audio experience.
ఏమి చేర్చబడింది
The PRORECK Delta 128 PA Speaker System package contains the following components:
- 1 x 8-channel powered Bluetooth mixer
- 2 x 12-inch passive speakers
- 2 x Adjustable tripod speaker stands
- 1 x వైర్డు మైక్రోఫోన్
- 2 x 16.5ft Speakon cables for mixer to speaker connection
- 1 x పవర్ కేబుల్
- 1 x మాన్యువల్ (ఈ పత్రం)
- 1 x Remote control (for mixer)
- 1 x మైక్రోఫోన్ కేబుల్

This image illustrates the complete set of items you should find in your package.
సిస్టమ్ ఓవర్view: 8-Channel Powered Mixer
The heart of the PRORECK Delta 128 system is its versatile 8-channel powered mixer, designed for comprehensive audio control.

Key Mixer Features:
- 5-Band Equalizer (EQ): Provides precise tone control over each frequency range for high-quality sound.
- Wireless Bluetooth Functionality: Allows for wireless audio streaming from compatible devices.
- మైక్రోఫోన్ ఇన్పుట్లు: Compatible with multiple microphones, matching various input interfaces.
- USB Memory Storage Device Support: Insert USB drives for direct MP3 playback.
- RCA Line Input & Output: For connecting additional audio devices.
- 15V ఫాంటమ్ పవర్: Essential for professional condenser microphones, enabling their operation.

సెటప్ సూచనలు
Follow these steps to correctly set up your PRORECK Delta 128 PA Speaker System.
1. స్పీకర్ ప్లేస్మెంట్
Position the two 12-inch passive speakers on the adjustable tripod speaker stands. Ensure the stands are stable and placed on a flat, secure surface. Adjust the height for optimal sound projection.
2. Mixer Connections
Connect the passive speakers to the 8-channel powered mixer using the provided 16.5ft Speakon cables.

Locate the speaker outputs on the rear panel of the mixer and connect the Speakon cables securely.
3. పవర్ కనెక్షన్
Connect the power cable to the mixer's power input and then to a suitable electrical outlet. Ensure the power switch on the mixer is in the "OFF" position before connecting to power.
4. ప్రారంభ పవర్ ఆన్
Once all connections are secure, switch the mixer's power to "ON". The system is now ready for audio input.
ఆపరేటింగ్ సూచనలు
1. ఆడియో మూలాలను కనెక్ట్ చేయడం
The mixer supports various audio inputs:
- మైక్రోఫోన్లు: Connect wired microphones to the XLR or 1/4-inch inputs. If using condenser microphones, activate the 15V phantom power switch.
- వాయిద్యాలు: Connect instruments like guitars or keyboards to the available input channels.
- External Devices (RCA): Use the RCA line input for devices such as CD players or other audio sources.

2. బ్లూటూత్ కనెక్టివిటీ
To stream audio wirelessly via Bluetooth:
- Power on the mixer.
- మీ స్మార్ట్ఫోన్, టాబ్లెట్ లేదా ఇతర అనుకూల పరికరంలో బ్లూటూత్ను సక్రియం చేయండి.
- Select "PRORECK DELTA 128" from the list of available devices.
- Once paired, you can stream audio directly to the PA system.
3. USB MP3 ప్లేబ్యాక్
Insert a USB memory stick containing MP3 audio files into the USB port on the mixer. Use the mixer's controls to navigate and play tracks.
4. ధ్వనిని సర్దుబాటు చేయడం
Use the individual channel controls for volume, EQ (bass, treble), and effects. The master volume controls the overall output level. Experiment with the 5-band equalizer to fine-tune the sound to your preference and environment.
5. రెవెర్బ్ ఎఫెక్ట్స్
The mixer includes built-in reverb effects. Use the dedicated controls to adjust the amount and type of reverb applied to your audio sources, enhancing vocal and instrument presence.
స్పెసిఫికేషన్లు
The following table details the technical specifications of the PRORECK Delta 128 PA Speaker System:
| ఫీచర్ | వివరాలు |
|---|---|
| బ్రాండ్ | PRORECK |
| మోడల్ సంఖ్య | DELTA Series PA System |
| పవర్ అవుట్పుట్ (గరిష్టం) | 2400W |
| మిక్సర్ ఛానెల్లు | 8-ఛానల్ |
| స్పీకర్ పరిమాణం | 2 x 12-అంగుళాల పాసివ్ స్పీకర్లు |
| కనెక్టివిటీ టెక్నాలజీ | బ్లూటూత్ |
| ఫాంటమ్ పవర్ | 15V |
| మెటీరియల్ | మెటల్, ప్లాస్టిక్ |
| మౌంటు రకం | Floor Standing (with included stands) |
| అనుకూల పరికరాలు | Drum, Guitar, Keyboard, Laptop, MP3 Player, Microphone, Smartphone, Tablet |

The speakers are designed for portability, featuring handles and wheels for easy transport.

ట్రబుల్షూటింగ్
If you encounter issues with your PRORECK Delta 128 PA Speaker System, refer to the following common solutions:
సౌండ్ అవుట్పుట్ లేదు
- Ensure all power cables are securely connected and the mixer is powered on.
- Check that speaker cables (Speakon) are firmly connected to both the mixer and the speakers.
- Verify that all volume controls (channel, master, and connected device) are turned up.
- Confirm that the correct input source is selected on the mixer.
- Test with a different audio source or cable to rule out faulty equipment.
వక్రీకరించిన ధ్వని
- Reduce the volume levels on both the mixer and the input source to prevent clipping.
- Check microphone and instrument cables for damage.
- Adjust the EQ settings to reduce excessive bass or treble that might be causing distortion.
బ్లూటూత్ కనెక్షన్ సమస్యలు
- Ensure no other devices are currently paired with the mixer.
- Move your Bluetooth device closer to the mixer to improve signal strength.
- Turn off and restart Bluetooth on your device and the mixer.
మైక్రోఫోన్ పని చేయడం లేదు
- Ensure the microphone is properly connected to the correct input channel.
- If using a condenser microphone, verify that 15V phantom power is activated for that channel.
- Check the microphone cable for damage.
- Test with a different microphone if possible.
నిర్వహణ
Proper maintenance will extend the life and performance of your PRORECK Delta 128 PA Speaker System.
- క్లీనింగ్: Use a soft, dry cloth to clean the surfaces of the mixer and speakers. Avoid using liquid cleaners or solvents, which can damage components.
- నిల్వ: When not in use, store the system in a cool, dry place, away from direct sunlight and extreme temperatures.
- కేబుల్ కేర్: Handle cables carefully. Avoid sharp bends or kinks, and store them neatly to prevent damage.
- వెంటిలేషన్: Ensure the mixer's ventilation openings are clear and unobstructed to prevent overheating.
భద్రతా సమాచారం
Please observe the following safety precautions to prevent electric shock, fire, or injury:
- వ్యవస్థను వర్షం లేదా తేమకు బహిర్గతం చేయవద్దు.
- Do not open the mixer casing; లోపల వినియోగదారు-సేవ చేయగల భాగాలు లేవు. అన్ని సర్వీసింగ్లను అర్హత కలిగిన సిబ్బందికి సూచించండి.
- యూనిట్తో సరఫరా చేయబడిన పవర్ కార్డ్ లేదా తగిన ప్రత్యామ్నాయాన్ని మాత్రమే ఉపయోగించండి.
- Do not place heavy objects on the power cord or speaker cables.
- అన్ని విద్యుత్ కనెక్షన్లకు సరైన గ్రౌండింగ్ ఉండేలా చూసుకోండి.
- Avoid placing the system near heat sources or in direct sunlight.
వారంటీ మరియు మద్దతు
Your PRORECK Delta 128 PA Speaker System is covered by a manufacturer's warranty. For specific warranty details, please refer to the documentation included with your purchase or contact PRORECK customer support.
For technical assistance, troubleshooting beyond this manual, or service inquiries, please visit the official PRORECK webసైట్ లేదా వారి కస్టమర్ సేవా విభాగాన్ని సంప్రదించండి.