COOLMUSIC A-RV02
COOLMUSIC A-RV02 Multi-Effects Digital Guitar Pedal User Manual
Model: A-RV02
1. Introducció
This manual provides detailed instructions for the COOLMUSIC A-RV02 Multi-Effects Digital Guitar Pedal. This device is designed to enhance your guitar sound with a variety of digital effects, featuring true bypass circuitry for transparent tone when disengaged. Please read this manual thoroughly before use to ensure proper operation and longevity of your pedal.
2. Característiques clau
- 16 Digital Effects: Includes Delay 1, Delay 2, Echo, Stadium, Mod Tone, Chorus, Wah, Flanger, Tremolo, Church, Hall, Room 1, Room 2, Metal, Sur 1, and Sur 2.
- True Bypass: Ensures your guitar's original tone remains unaffected when the pedal is not active.
- Construcció duradora: Housed in a robust aluminum-alloy casing.
- Indicador LED: Clearly displays the pedal's operational status.
- Disseny compacte: Space-saving footprint for pedalboards.
3. Producte acabatview
Familiarize yourself with the components and controls of your A-RV02 pedal.

Figura 1: Frontal view of the COOLMUSIC A-RV02 pedal, showing the footswitch, control knobs, and effect selector.

Figura 2: posterior view of the COOLMUSIC A-RV02 pedal, highlighting the 9V DC power input.
Controls i connexions:

Figure 3: Detailed diagram of the pedal's controls and input/output jacks.
- Power Input (1): Connect a 9V DC power adapter (center negative, 120mA minimum). Power adapter is not included.
- Effect Selector Knob (2): Rotate to choose from 16 different effects.
- MIX Knob (3): Adjusts the blend between the dry (unaffected) signal and the wet (effected) signal.
- TONE Knob (4): Controls the tonal characteristics or brightness of the effect.
- DECAY Knob (5): Adjusts the duration or sustain of the effect, particularly for reverb and delay.
- OUTPUT Jack (6): Connects to your amplifier or next pedal in the signal chain.
- Footswitch (7): Engages or disengages the effect. The LED indicator illuminates when the effect is active.
- INPUT Jack (8): Connect your guitar or previous pedal in the signal chain here.
4. Instruccions de configuració
- Connexió d'alimentació: Connect a 9V DC power adapter (center negative, 120mA minimum) to the power input jack on the rear of the pedal. Ensure the power source is stable.
- Connexió d'entrada: Connect your guitar to the INPUT jack on the right side of the pedal using a standard 1/4-inch instrument cable.
- Connexió de sortida: Connecteu la presa OUTPUT del costat esquerre del pedal al vostre amplifier's input or to the input of the next pedal in your signal chain using a standard 1/4-inch instrument cable.
- Encès: Once all connections are secure, apply power to the pedal. The LED indicator will show its status.

Figura 4: Example setup showing the pedal integrated into a guitarist's setup.
5. Instruccions de funcionament
Engaging/Disengaging Effects:
Press the footswitch (7) to toggle the effect on or off. When the effect is active, the LED indicator will illuminate. When off, the pedal operates in true bypass mode, allowing your signal to pass through unaffected.
Selecció d'efectes:
Rotate the Effect Selector Knob (2) to choose from the 16 available effects. The selected effect will be active when the pedal is engaged.
- Delay Effects: Delay 1, Delay 2, Echo
- Efectes de reverberació: Stadium, Church, Hall, Room 1, Room 2
- Modulation Effects: Mod Tone, Chorus, Wah, Flanger, Tremolo
- Distortion/Special Effects: Metal, Sur 1, Sur 2
Adjusting Effect Parameters:
Use the MIX, TONE, and DECAY knobs to fine-tune the selected effect:
- MIX Knob (3): Turn clockwise to increase the amount of effect blended with your dry signal. Turn counter-clockwise to reduce the effect.
- TONE Knob (4): Adjusts the brightness or darkness of the effect. Experiment to find the desired character.
- DECAY Knob (5): Controls the duration or sustain of the effect. For delays, this might control feedback; for reverbs, it controls the reverb tail length.

Figura 5: Primer pla view of the effect selector and parameter knobs for detailed adjustment.
6. Manteniment i cura
- Neteja: Feu servir un drap suau i sec per netejar la superfície del pedal. Eviteu productes de neteja o dissolvents abrasius.
- Emmagatzematge: Guardeu el pedal en un lloc sec, allunyat de temperatures extremes i de la llum solar directa.
- Potència: Desconnecteu sempre l'adaptador de corrent quan no feu servir el pedal durant períodes prolongats.
- Manipulació: Eviteu deixar caure el pedal o sotmetre'l a impactes forts, ja que això podria danyar els components interns.
7. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| No fa so quan s'acciona el pedal. | Incorrect power supply; faulty cables; pedal not receiving signal. | Ensure 9V DC (center negative) power supply is connected. Check all instrument cables for proper connection and functionality. Verify guitar and amplifier are working. |
| Effect is too subtle or too dominant. | MIX knob setting is incorrect. | Adjust the MIX knob (3) to achieve the desired blend of dry and wet signals. |
| Soroll o brunzit no desitjat. | Ground loop; interference from other electronics; faulty power supply. | Use a high-quality, isolated power supply. Ensure all cables are properly shielded. Try moving the pedal away from other electronic devices. |
| L'indicador LED no s'il·lumina. | No power; faulty LED. | Check power supply connection. If power is confirmed, contact customer support. |
8. Especificacions
| Característica | Detall |
|---|---|
| Número de model | A-RV02 |
| Efectes | 16 Digital Effects (Delay 1, Delay 2, Echo, Stadium, Mod Tone, Chorus, Wah, Flanger, Tremolo, Church, Hall, Room 1, Room 2, Metal, Sur 1, Sur 2) |
| Tipus de derivació | true Bypass |
| Requisit d'energia | DC 9V (center negative), 120mA minimum |
| Material | Aluminum-alloy casing |
| Pes de l'article | 4.2 unces (aproximadament 119 grams) |
| Dimensions del producte | 4.53 x 2.36 x 0.79 polzades (aprox. 11.5 x 6 x 2 cm) |
| Interfície del maquinari | Entrada/sortida d'àudio de 1/4 de polzada |
| Format del senyal | Analògic |
9. Garantia i Suport
COOLMUSIC products are designed for reliability and performance. For warranty information, technical support, or service inquiries, please refer to the official COOLMUSIC weblloc web o poseu-vos en contacte amb el vostre distribuïdor autoritzat. Conserveu el rebut de compra com a comprovant de compra.
Oficial Weblloc: Visit the COOLMUSIC Store on Amazon