Focusrite 18i20 3rd Gen

Focusrite Scarlett 18i20 3rd Gen Audio Interface User Manual

Model: 18i20 3rd Gen

1. Introducció

The Focusrite Scarlett 18i20 3rd Gen is a versatile rack-mount audio interface designed for music production and recording. It offers 18 inputs and 20 outputs, including ADAT and SPDIF connectivity, providing clear, high-quality sound for various studio setups. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your Scarlett 18i20 3rd Gen.

2. Configuració

2.1 Desembalatge i inspecció

Carefully unpack your Scarlett 18i20 3rd Gen and ensure all components are present: the unit, power cable, USB cable, and rackmount ears. Inspect the unit for any physical damage.

2.2 Requisits del sistema

The Scarlett 18i20 3rd Gen is compatible with macOS and Windows operating systems. Ensure your computer meets the minimum system requirements for stable operation.

2.3 Instal·lació del programari

  1. Descarrega els controladors: Visit the Focusrite website to download the latest drivers and Focusrite Control software for your operating system.
  2. Instal·lar programari: Follow the on-screen instructions to install the drivers and Focusrite Control. This software is crucial for managing the interface's routing, monitoring, and settings.

2.4 Connexions de maquinari

Before connecting the unit, ensure your computer and the Scarlett 18i20 3rd Gen are powered off.

  • Connexió d'alimentació: Connecteu el cable d'alimentació proporcionat a la unitat i a una presa de corrent adequada.
  • Connexió USB: Connect the Scarlett 18i20 3rd Gen to your computer using the supplied USB cable (USB 2.0).
  • Entrades d'àudio: Connect microphones, instruments, or line-level devices to the appropriate input jacks on the front and rear panels. The unit features 8 mic preamps and additional line inputs.
  • Sortides d'àudio: Connect your studio monitors or headphones to the main monitor outputs or headphone outputs. Additional line outputs are available for routing to other equipment.
  • Connexions digitals: Utilize ADAT and S/PDIF ports for expanding your input/output count with compatible digital devices.
Rear panel of Focusrite Scarlett 18i20 3rd Gen showing various input and output ports

Figure 2.4.1: Rear panel connections of the Scarlett 18i20 3rd Gen, illustrating the array of analog and digital input/output ports for comprehensive studio integration.

3. Instruccions de funcionament

3.1 Engegada i funcionament bàsic

After all connections are made, power on the Scarlett 18i20 3rd Gen. Launch your Digital Audio Workstation (DAW) and select the Scarlett 18i20 as your audio interface.

Focusrite Scarlett 18i20 3rd Gen integrated into a studio rack with a laptop, demonstrating a recording setup.

Figure 3.1.1: The Scarlett 18i20 3rd Gen in a typical studio environment, connected to a laptop for recording and playback.

3.2 Input Gain and Monitoring

  • Ajust de guany: Use the gain knobs on the front panel to set appropriate input levels for your microphones and instruments. The gain halos around the knobs indicate signal presence and clipping.
  • Seguiment directe: Utilize Focusrite Control to set up direct monitoring, allowing you to hear your input signal with zero latency before it reaches your DAW.

3.3 Using "Air" Mode

The Scarlett 18i20 3rd Gen features a switchable "Air" mode on its mic preamps. This mode emulates the sound of Focusrite's original ISA mic preamps, adding a brighter, more open quality to your recordings, particularly suitable for acoustic instruments and vocals.

3.4 Recording Instruments

The interface includes high-headroom instrument inputs, ideal for direct connection of guitars and basses. These inputs are designed to capture the full dynamic range of your instrument without unwanted clipping.

A person playing an electric guitar connected to the Focusrite Scarlett 18i20 3rd Gen audio interface, with a laptop displaying a DAW.

Figure 3.4.1: An electric guitar connected to the Scarlett 18i20 3rd Gen, demonstrating direct instrument recording capabilities.

3.5 Reproducció i mescla

The Scarlett 18i20 3rd Gen supports playback at up to 24-bit/192kHz, ensuring crystal-clear audio reproduction. Use Focusrite Control to manage output routing to your monitors and headphones for mixing and mastering.

4. Manteniment

4.1 Neteja

To clean the unit, use a soft, dry, lint-free cloth. Avoid using abrasive cleaners, solvents, or waxes, as these can damage the finish and internal components. Ensure the unit is powered off and disconnected from all cables before cleaning.

4.2 actualitzacions de microprogramari

Periodically check the Focusrite website for firmware updates. Keeping your device's firmware up-to-date ensures optimal performance, compatibility, and access to new features. Follow the instructions provided by Focusrite for any update procedures.

4.3 Consideracions ambientals

Operate the Scarlett 18i20 3rd Gen in a clean, dry environment, away from direct sunlight, excessive heat, and moisture. Ensure adequate ventilation around the unit, especially if rack-mounted, to prevent overheating.

5. Solució De Problemes

If you encounter issues with your Scarlett 18i20 3rd Gen, consider the following common troubleshooting steps:

  • Sense energia: Ensure the power cable is securely connected to both the unit and a working power outlet. Check the power switch.
  • No Sound (Input):
    • Verify that the input source is connected correctly and functioning.
    • Check the gain knob for the input channel; ensure it is not set to minimum.
    • Confirm that the correct input is selected in your DAW and Focusrite Control.
    • Assegureu-vos que l'alimentació phantom (+48 V) estigui habilitada per als micròfons de condensador.
  • No Sound (Output):
    • Check monitor and headphone connections.
    • Verify volume levels on the unit, in Focusrite Control, and in your DAW.
    • Ensure the correct output is selected as your playback device in your computer's sound settings and your DAW.
  • Problemes de connexió:
    • Proveu un port USB diferent a l'ordinador.
    • Ensure the USB cable is not damaged and is securely connected.
    • Reinstall the Focusrite drivers.
  • El programari no reconeix el dispositiu:
    • Ensure the latest drivers are installed.
    • Restart your computer and the Scarlett 18i20 3rd Gen.
    • Check your computer's device manager (Windows) or Audio MIDI Setup (macOS) to see if the device is recognized.

For more detailed troubleshooting or specific technical support, please refer to the official Focusrite support weblloc o poseu-vos en contacte amb el seu servei d'atenció al client.

6. Especificacions

CaracterísticaEspecificació
Número de model de producteAMS-SCARLETT-18I20-3G
Tipus d'interfícieUSB 2.0
Suportà Sample Tarifes44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz
Microphone Inputs (Frequency Response)20Hz - 20kHz ±0.1dB
Interval dinàmic (ponderat A)111 dB
THD+N<0.0012%
Soroll EIN-128 dBu (ponderat A)
Nivell d'entrada màxim (a guany mínim)9 dBu
Sistemes operatiusmacOS, Windows
Canals18 Inputs, 20 Outputs (including ADAT, SPDIF)
Voltage240 Volts

7. Garantia i Suport

7.1 Informació de la garantia

Focusrite products typically come with a manufacturer's warranty. For detailed information regarding the warranty period, terms, and conditions applicable to your Scarlett 18i20 3rd Gen, please refer to the warranty card included with your product or visit the official Focusrite weblloc.

7.2 Suport tècnic

Should you require technical assistance, have questions about your product, or need to report a fault, please visit the official Focusrite support page. You can find FAQs, driver downloads, and contact information for their support team there. Always provide your product's serial number when contacting support for faster assistance.

Official Focusrite Support: focusrite.com/support