1. Introducció
The Marshall Code 50 is a fully programmable digital combo amplifier designed for guitarists. It integrates authentic modeling of classic and contemporary Marshall tones with professional quality effects. Developed in collaboration with audio software pioneers Softube, the Marshall-Softube (MST) modeling technology provides highly accurate recreations of various Marshall products and more. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your Code 50 ampmés viu.
2. Configuració
Follow these steps to set up your Marshall Code 50 ampmés viu:
- Connexió d'alimentació: Connecteu el cable d'alimentació proporcionat al amplifier's power input on the rear panel and then to a suitable electrical outlet. Ensure the power switch is in the 'OFF' position before connecting.
- Connexió de guitarra: Plug your guitar into the 'INPUT' jack located on the top panel of the ampmés viu.
- Encès: Flip the power switch to the 'ON' position. The display will illuminate, indicating the ampel lificador està llest per al seu ús.
- Bluetooth Connectivity (Gateway App): Per controlar el amplifier and stream music from your iOS or Android device, enable Bluetooth on your device and pair it with the Code 50 using the Marshall Gateway App.
- USB Connection (DAW Interface): Connecteu el amplifier to your computer via the USB port to use it as a Digital Audio Workstation (DAW) interface for recording or streaming audio.
- MP3 Player/Headphones: Use the dedicated audio input to connect an MP3 player for jamming along with tracks, or plug headphones into the headphone jack for private practice.
- Footswitch (Optional): A programmable footswitch (PEDL-91009, sold separately) can be connected to assign up to 30 presets or control panel functions.

Image: Rear panel of the Marshall Code 50 amplifier, highlighting the power input, USB port, and other connectivity options. This panel is crucial for initial setup and connecting external devices.
3. Funcionament del Ampmés viu
The Marshall Code 50 offers extensive control over your sound:
- Controls bàsics: Use the 'GAIN', 'BASS', 'MIDDLE', 'TREBLE', 'VOLUME', and 'MASTER' knobs on the top panel to adjust your core tone and overall output level.
- MST Modeling: El amplifier features 14 MST preamps, 4 MST power amps (EL34, 5881, EL84, 6L6 voicings), and 8 MST speaker cabinets (e.g., 1960, 1960V, 1936). These can be selected and adjusted to achieve a wide range of classic and contemporary Marshall tones.
- Efectes: The Code 50 includes 24 professional-quality effects such as Compressor, classic stompbox Distortions, Auto Wah, Pitch Shifter, Chorus, Phaser, Flanger, Tremolo, Delays with Tap Tempo, and studio-quality Reverbs. These effects can be layered and adjusted to customize your sound.
- Gestió predeterminada: El amplifier allows you to store and recall your favorite tone settings as presets. Use the 'PRESET' knob and 'EDIT' button to navigate and modify presets.
- Gateway App Control: For advanced control and customization, connect your device via Bluetooth and use the Marshall Gateway App. The app provides a visual interface to tweak amplifier models, effects, and manage presets.
- Actualitzacions de firmware: Periodically check the Marshall website for firmware updates to ensure your amplifier has the latest features and performance enhancements. Updates are typically performed via the USB connection.

Image: Top panel of the Marshall Code 50 amplifier, displaying the input jack, control knobs for gain, tone, and volume, effect selection buttons, and the digital display for presets and settings. This is the primary interface for adjusting your sound.
4. Característiques clau
- 50-watt Modeling Guitar Amplifier with 12" Custom Speaker
- 14 Digital Preamp Models
- 4 Potència digital Amp Models (EL34, 5881, EL84, 6L6 voicings)
- 8 MST Speaker Cabinet Models
- 24 Professional Quality Effects (including Compressor, Distortions, Auto Wah, Pitch Shifter, Chorus, Phaser, Flanger, Tremolo, Delays, Reverbs)
- Bluetooth Connectivity for Gateway App control and music streaming
- USB Connectivity for DAW interface and audio streaming
- Dedicated MP3 Player Audio Input
- Headphone Output for silent practice
- Programmable Footswitch compatibility (sold separately)
5. Especificacions
| Pes de l'article | 27 lliures (12247 grams) |
| Dimensions del producte | 17.91 x 10.71 x 17.01 polzades (13.5" de profunditat x 23" d'amplada x 23" d'alçada) |
| Número de model | M-CODE50-U |
| Potència de sortidatage | 50 watts |
| Mida de l'altaveu | 12 inches (Custom Speaker) |
| Font d'alimentació | Elèctric amb cable |
| Dispositius compatibles | Guitarra |
| Tipus de connector | USB |
6. Manteniment
Proper maintenance ensures the longevity and optimal performance of your Marshall Code 50 ampmés viu:
- Neteja: Utilitzeu un drap suau i sec per netejar l'exterior amplifier. Avoid using abrasive cleaners or solvents, which can damage the finish.
- Emmagatzematge: Emmagatzemar el amplifier in a dry, cool place away from direct sunlight, extreme temperatures, and high humidity.
- Ventilació: Assegureu-vos una ventilació adequada al voltant ampescalfador per evitar el sobreescalfament. No bloquegeu cap obertura de ventilació.
- Transport: En transportar el amplifier, use the integrated handle and ensure it is securely placed to prevent damage from impacts.
- Apagar: Apagueu sempre el amplifier and unplug it from the power outlet when not in use or before performing any cleaning or maintenance.
7. Solució De Problemes
If you encounter issues with your Marshall Code 50, try the following:
- Sense energia: Comproveu si el cable d'alimentació està connectat correctament a tots dos amplifier and the power outlet. Ensure the power switch is in the 'ON' position. Test the power outlet with another device.
- Sense so: Verify that your guitar is properly plugged into the 'INPUT' jack. Check the 'VOLUME' and 'MASTER' knobs are turned up. Ensure your guitar's volume knob is also turned up. Try a different guitar cable.
- So distorsionat: If the sound is unexpectedly distorted, check the 'GAIN' setting. High gain levels can cause distortion. Also, ensure no effects are inadvertently engaged that might be causing unwanted distortion.
- Problemes de connectivitat Bluetooth: Make sure Bluetooth is enabled on your device and the amplifier. Try unpairing and re-pairing the device. Ensure the Gateway App is updated to the latest version.
- Problemes de connexió USB: Ensure the USB cable is securely connected. Try a different USB port on your computer. Check your DAW settings to ensure the Code 50 is selected as the audio interface.
- Comportament inesperat: Si el amplifier behaves unexpectedly, try performing a factory reset (refer to the full user manual for specific instructions on how to perform a factory reset).
8. Vídeo oficial del producte
Vídeo: Una revisió detalladaview of the Marshall Code 50 - 50W 1x12" Digital Combo Amp, espectacleasing its features, sound capabilities, and overall performance. This video provides an in-depth look at the ampfuncionalitat del lifier.
9. Garantia i Suport
For warranty information, technical support, or service inquiries, please refer to the official Marshall weblloc web o poseu-vos en contacte amb el seu departament d'atenció al client. Conserveu el comprovant de compra per a reclamacions de garantia.





