1. Introduction
This manual provides essential information for the proper setup, operation, and maintenance of your Mackie SR24.4 VLZ Pro 24-Channel Mixer. Please read this manual thoroughly before using the mixer to ensure optimal performance and longevity of the unit.
Figure 1 : Vue de dessus view of the Mackie SR24.4 VLZ Pro 24-Channel Mixer, showcasing its array of faders, knobs, and input/output sections.
2. Principales caractéristiques
The Mackie SR24.4 VLZ Pro mixer is designed for professional audio applications, offering robust performance and a comprehensive feature set:
- XDR Microphone Preamps: Equipped with high-quality XDR (Extended Dynamic Range) microphone preamps for excellent signal integrity and low noise.
- VLZ Circuitry: Features VLZ (Very Low Impedance) circuitry, contributing to the mixer's high headroom and low noise floor.
- 24 canaux : Provides 24 input channels, suitable for a wide range of live sound and studio recording scenarios.
- High Headroom Design: Main and submix amplifiers utilize Mackie's negative gain mix architecture, offering double the mix headroom compared to conventional designs.
- Construction robuste : Built for durability and reliability in demanding environments.
3. Guide de configuration
Proper setup is crucial for optimal performance. Follow these steps to connect your mixer:
- Déballage et placement : Carefully remove the mixer from its packaging. Place it on a stable, flat surface, ensuring adequate ventilation around the unit. Avoid placing it near heat sources or in direct sunlight.
- Connexion électrique : Ensure the mixer's power switch is in the OFF position. Connect the supplied AC power cord to the mixer's power inlet and then to a grounded AC power outlet.
- Connexions d'entrée :
- Connect microphones to the XLR inputs (MIC IN) on each channel using balanced XLR cables.
- Connect line-level sources (e.g., keyboards, drum machines) to the 1/4-inch TRS/TS LINE IN jacks.
- For stereo sources, use two adjacent channels or dedicated stereo input channels if available.
- Connexions de sortie:
- Connect the MAIN OUT (XLR or 1/4-inch) to your power amplificateur ou enceintes amplifiées.
- Connect AUX SEND outputs to external effects processors or monitor amplificateurs.
- Connect CONTROL ROOM OUT to studio monitors for critical listening.
- Branchez les écouteurs à la prise PHONES.
- Mise sous tension initiale : Before powering on, ensure all channel faders are down, and the main mix fader is at its lowest setting. Power on any connected devices (amplifiers, powered speakers) last. Then, switch on the mixer.
4. Mode d'emploi
This section outlines the basic operation of the Mackie SR24.4 VLZ Pro mixer.
4.1 Channel Strip Overview
Each input channel features controls for gain, equalization, auxiliary sends, pan, mute, solo, and level fader.
- Bouton GAIN : Adjusts the input sensitivity for the microphone or line input. Set this to achieve a healthy signal level without clipping (indicated by the PEAK LED).
- Section EQ : Typically includes High, Mid (with sweepable frequency), and Low frequency controls to shape the tone of the input signal.
- AUX SEND Knobs: Control the amount of signal sent from the channel to the auxiliary outputs, used for monitors or effects.
- Bouton PAN : Positionne le signal du canal dans le champ stéréo (de gauche à droite).
- Bouton de sourdine: Silences the channel's output to the main mix and subgroups.
- Bouton SOLO : Isolates the channel's signal for monitoring through headphones or control room outputs without affecting the main mix.
- Fader de canal : Adjusts the overall level of the channel's signal sent to the main mix and subgroups.
4.2 Main Mix and Subgroups
The main mix combines all active channels into a stereo output. Subgroups allow for routing multiple channels to a single fader for easier control.
- Fader MAIN MIX : Controls the overall output level of the stereo main mix.
- SUBGROUP Faders: Control the output level of grouped channels. Channels are assigned to subgroups using routing buttons on each channel strip.
- MÈTRES: Provide visual feedback of signal levels for the main mix and subgroups. Aim for levels that are strong but do not consistently peak into the red.
4.3 Suivi
Use the Control Room and Headphone outputs for monitoring your mix.
- CONTROL ROOM Level: Adjusts the volume for your studio monitors.
- TÉLÉPHONES Niveau : Adjusts the volume for headphones. Note that on some models, this may share a control with the Control Room output.
5. Entretien
Regular maintenance ensures the longevity and reliable operation of your mixer.
- Nettoyage: Disconnect power before cleaning. Use a soft, dry, lint-free cloth to wipe down the exterior. For stubborn dirt, a slightly damp Utilisez un chiffon imbibé de savon doux, puis un chiffon sec. Évitez les nettoyants abrasifs et les solvants.
- Protection contre la poussière: Keep the mixer covered when not in use to prevent dust accumulation, which can affect faders and potentiometers.
- Conditions environnementales : Operate and store the mixer in a cool, dry environment, away from extreme temperatures, humidity, and direct sunlight.
- Gestion des câbles: Ensure cables are neatly organized and not under strain to prevent damage to connectors and inputs/outputs.
6. Dépannage
Si vous rencontrez des problèmes avec votre table de mixage, consultez les problèmes et solutions courants suivants :
| Problème | Cause possible | Solution |
|---|---|---|
| Pas de sortie audio |
|
|
| bourdonnement ou vrombissement |
|
|
| Son déformé |
|
|
If the problem persists after attempting these solutions, please contact Mackie customer support.
7. Spécifications
Key technical specifications for the Mackie SR24.4 VLZ Pro 24-Channel Mixer:
- Marque: Mackie
- Modèle: SR24.4 VLZ Pro
- Nombre de canaux : 24
- Entrée audio : XLR (for microphone inputs)
- Poids de l'article : 40.1 livres (environ 18.19 kg)
- ASIN: B0002E50TA
- Date de mise en ligne sur Amazon : 7er août 2005
8. Garantie et assistance
For detailed warranty information, product registration, or technical assistance, please visit the official Mackie webConsultez le site ou contactez directement leur service client. Conservez votre reçu d'achat comme preuve d'achat.
Mackie Officiel Website: www.mackie.com





