Introduction
The NUX MG-30 is a versatile multi-effects processor designed for guitar, bass, and acoustic instruments. It features advanced amp modeling, a wide range of effects, and intuitive controls to enhance your musical expression. This manual provides essential information for setting up, operating, and maintaining your MG-30.
Key Features
- TSAC-2K Amp Modeling: Upgraded for pro-level tones.
- 35 Amp Models: 28 electric, 5 bass, and 2 acoustic.
- 56 Effects: Including Wah, OD/Dist/Fuzz, Mod, EQ, Comp, Delay, Reverb.
- 11 Signal Blocks: With optional parallel post-efx routing.
- Large 4" Colorful LCD: Intuitive user interface.
- Ultra-Low Latency: 2ms with dual DSPs.
- Versatile application scenes and global settings.
- Included NMP-2 Footswitch: For additional functionality.
- USB Connectivity: Recording, firmware updates, QuickTone software.
Product Overview
Front Panel
The front panel of the NUX MG-30 features the main display, navigation controls, footswitches for looper and tuner functions, and dedicated knobs for master volume and effect parameters.

Image: Front view of the NUX MG-30 multi-effects pedal, showcasing the large color LCD and various control knobs and footswitches.
Rear Panel
The rear panel provides all necessary input and output connections, including instrument input, auxiliary input, headphone output, send/return loop, stereo outputs, expression pedal input, USB port, and power input.

Image: Rear view of the NUX MG-30, highlighting the input, aux in, headphone, send, return, output (L/Mono, R), EXP 1, USB, and DC IN 9V connections.
Display and Navigation
The MG-30 features a vibrant 4-inch color LCD that provides an intuitive user interface for navigating presets, adjusting parameters, and visualizing your signal chain. The rotary encoders and buttons allow for quick and precise control.

Image: Angled view of the NUX MG-30, focusing on the 4-inch color LCD screen displaying a preset name and various effect block icons, along with the surrounding control knobs.
Setup
Initial Connection
To begin using your NUX MG-30, connect your instrument to the INPUT jack. Connect the L/MONO and R OUTPUT jacks to your amplifier, mixer, or audio interface. Ensure the power adapter (9V DC, center negative) is connected to the DC IN 9V port and the unit is powered on.
Software Installation (QuickTone Editor)
The QuickTone Editor software (available for Mac/PC) allows for deeper editing of tones, firmware updates, and using the MG-30 as a USB audio interface. Download the latest version from the official NUX website and follow the installation instructions provided with the software.

Image: Screenshot of the NUX QuickTone Editor software, showing the interface for managing presets, looper, and drum machine settings.
Operating Instructions
Amp Modeling
The MG-30 utilizes TSAC-2K Amp Modeling, providing realistic amp response and playability. It includes 35 amp models: 28 for electric guitar, 5 for bass, and 2 for acoustic instruments. These models offer a wide range of tonal possibilities from clean to high-gain.

Image: A guitar player's hands on a fretboard, with the NUX MG-30 pedal and a screen displaying amp modeling settings, emphasizing realistic amp response.
Effects
The MG-30 boasts 56 effects, categorized into various signal blocks such as Wah, Overdrive/Distortion/Fuzz, Modulation, EQ, Compressor, Delay, and Reverb. These effects can be arranged in 11 signal blocks with optional parallel post-EFX routing for complex sound design.

Image: Icons representing various effect categories available on the NUX MG-30, including Wah, Compression, Gate, EFX, EQ, Modulation, Delay, and Reverb.
IR Loader and Cabinets
The unit supports 1024 samples Impulse Response (IR) resolution, providing detailed cabinet simulations. It includes 8 guitar cabinets, 8 microphones, and 3 microphone positions. You can also load third-party IRs to expand your tonal palette.

Image: Visual representation of various guitar cabinets, microphones, and microphone placement options available for IR loading on the NUX MG-30.
Looper and Drum Machine
The MG-30 features an onboard 60-second mono (30-second stereo) phrase looper, perfect for practice or performance. It also includes a drum machine with 11 styles and 67 different patterns, capable of synchronizing with your looper tempo.
Video: A comprehensive demonstration of the NUX MG-30 Guitar Multi Effects Processor, showcasing its various features including amp models, effects, looper, and drum machine.
Maintenance
Keep your NUX MG-30 clean by wiping it with a soft, dry cloth. Avoid using abrasive cleaners or solvents. Store the unit in a dry environment away from extreme temperatures and direct sunlight.
Firmware Updates
NUX regularly releases firmware updates to improve performance and add new features. Connect your MG-30 to your computer via USB and use the QuickTone Editor software to check for and install the latest firmware. Always back up your presets before performing a firmware update.
Troubleshooting
| Issue | Possible Cause | Solution |
|---|---|---|
| No Sound Output | Incorrect cable connections, low volume, incorrect output mode. | Check all audio cables. Ensure Master volume is up. Verify output mode settings (e.g., Amp, Mixer). |
| Distorted Sound | Input level too high, effect parameters set too extreme, faulty cable. | Reduce input gain. Adjust effect parameters (e.g., gain, drive). Try a different cable. |
| Unit Not Powering On | Power adapter issue, power button off. | Ensure correct power adapter is used and fully plugged in. Check power outlet. Verify power switch is ON. |
| USB Connectivity Issues | Incorrect USB cable, driver not installed, software conflict. | Use the provided USB cable. Install the latest USB drivers. Close other audio software. |
Specifications
| Feature | Detail |
|---|---|
| Item Weight | 1 pounds (454 Grams) |
| Product Dimensions | 14.3 x 8 x 4.9 inches (14.29"L x 7.99"W x 4.88"H) |
| Item Model Number | MG-30 |
| Color | Silver, Black |
| Connector Type | USB |
| Hardware Interface | USB |
| Signal Format | Digital |
| Power Source | Electric |
| Voltage | 9 Volts |
Warranty and Support
NUX products are designed for reliability and performance. For warranty information, technical support, or service inquiries, please refer to the official NUX website or contact your authorized dealer. Keep your proof of purchase for warranty claims.
For additional resources and community support, visit the NUX Store on Amazon.







