Roland GR-20 Owner's Manual

Pages 52

Year 2004

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Roland GR-20 Specification

The Roland GR-20 Synthesizer is a guitar synthesizer designed to deliver a wide array of high-quality sounds and exceptional performance capabilities. Featuring Roland's advanced pitch detection technology, the GR-20 offers rapid tracking and seamless note transitions, ensuring that each note played is accurately detected and reproduced. The synthesizer includes a comprehensive sound library, encompassing a diverse range of instruments such as pianos, strings, brass, and ethnic instruments, as well as modern sounds ideal for various musical genres.

The GR-20's user interface is streamlined for ease of use, featuring a straightforward control panel that allows for quick navigation and sound selection. The unit is equipped with a GK pickup input for use with compatible Roland GK-equipped guitars, facilitating effortless integration into any guitar setup. With its intuitive design, the GR-20 enables guitarists to layer synthesized sounds with their guitar signal, offering expansive tonal possibilities.

Connectivity options include MIDI output, allowing for integration with other MIDI-compatible devices, expanding the scope of performance and recording applications. The synthesizer also includes an expression pedal input, enabling dynamic control over parameters such as volume and modulation, enhancing expressive performance capabilities. Constructed with a robust chassis, the GR-20 is built for durability, making it suitable for both studio and live performance environments. With its versatile functionality and rich sound palette, the Roland GR-20 Synthesizer offers guitarists a powerful tool for creative exploration and musical expression.

Roland GR-20 F.A.Q.

How do I connect my Roland GR-20 Synthesizer to an amplifier?

To connect your Roland GR-20 to an amplifier, use a standard 1/4-inch audio cable. Connect one end to the Output jack on the GR-20 and the other end to the input jack on your amplifier. Ensure both devices are powered off when making connections to avoid any damage.

What should I do if my GR-20 is not producing any sound?

First, check all cable connections to ensure they are secure. Verify that the volume is turned up on both the GR-20 and your amplifier. Make sure the correct guitar pickup is selected, and check for any muted settings in the GR-20's menu. If the problem persists, consult the user manual for further troubleshooting steps.

How can I perform a factory reset on the Roland GR-20?

To perform a factory reset on the GR-20, turn off the unit first. Then, press and hold the Write button while turning the power back on. Continue holding the Write button until the display shows "Fct" and then release it. Press Write again to confirm the reset.

Can I use the Roland GR-20 with a bass guitar?

The GR-20 is primarily designed for use with electric guitars, but it may work with some bass guitars. However, tracking performance may vary, and lower-pitched notes may not be accurately detected. It is recommended to use a guitar specifically designed for the GR-20 for the best results.

How do I update the firmware on my GR-20?

The GR-20 does not support firmware updates as it is a hardware-based synthesizer without digital firmware components. Ensure your unit is functioning correctly and refer to the user manual for any available updates or modifications that can be applied manually.

What type of power supply should I use with the Roland GR-20?

Use the PSA-Series AC adapter supplied with your Roland GR-20 or a compatible equivalent. Ensure the adapter provides the correct voltage and current as specified in the GR-20's user manual to avoid damage.

How can I customize the sound patches on the GR-20?

To customize sound patches, access the GR-20's sound editing mode by selecting a patch and using the parameter knobs to adjust settings like effects, pitch, and modulation. Refer to the sound editing section in the user manual for detailed instructions on saving and managing custom patches.

Is it possible to use the GR-20 with MIDI controllers?

Yes, the GR-20 can be connected to MIDI controllers via its MIDI IN/OUT ports. This allows you to control external MIDI devices or use the GR-20 as a sound module for MIDI sequencing. Ensure proper MIDI channel settings are configured for successful communication.

How do I clean and maintain my Roland GR-20?

To clean your GR-20, use a soft, dry cloth to wipe the surface. Avoid using solvents or abrasive cleaners. Regularly check all connections for wear and ensure the unit is stored in a cool, dry place. Conduct periodic inspections for any signs of damage or unusual wear.

What are some common issues with the Roland GR-20 and how can they be resolved?

Common issues include tracking inaccuracies and sound distortions. Ensure the pickup is correctly installed and calibrated for tracking issues. For sound distortions, check cable connections and settings. Regularly update settings to match your playing style and consult the user manual for additional troubleshooting advice.