QSC Audio CX702, CX602V, CX404, CX902, CX204V, CX1102, CX1202V Introduction, Unpacking, Front Panel

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Introduction

Thank you for purchasing this QSC power amplifier. Please read the following directions to obtain the best results.

The CX model line-up features:

•2 channel and 4 channel low-impedance or transformerless 70V output models •Each channel pair has its own DataPort and Mode Switch

•QSC DataPorts connect to the most advanced QSC accessories and monitoring systems •Mode switches for Clip Limit, Low Frequency Filter, Stereo, Bridge Mono, and Parallel Inputs •QSC PowerWave high-performance, compact, and light weight switching power supply •Complete amplifier protection and monitoring

•Barrier strip output connectors

•XLR and terminal block balanced input connectors •Gain controls are recessed and detented •Security cover for gain controls prevents tampering

•Active inrush current limiting eliminates need for power sequencing

•LED indicators for power, parallel or bridge mode, input signal presence, -20dB, -10dB, and clip/protect •Optional front panel handles

•Optional IT-42 isolated output transformer for CX302 for 25V, 70V, and 100V (or 50V, 140V, and 200V bridge mode)

Unpacking

Factory packed carton contains: •CX amplifier

•User's manual

•Security cover for gain controls

•Adhesive rubber feet (for non-rack mount applications) •3-pin terminal block input connectors

•Spade lug output connectors •IEC-type detachable power cord

Use the same type carton when shipping the amplifier.

Front Panel

(CX404 shown, other models similar)

1- Power Switch

4- Security Panel Retaining Screw

2- Cooling Air Exhaust Vents

5- Gain Controls

3- LED Indicators

6- Security Panel Retaining Slots

EN

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Contents Volt Direct Output Models CX204V 4-channel CX302V 2-channel TD-000077-00FCC Interference Statement Important Safety Precautions & Explanation of SymbolsIntroduction UnpackingFront Panel AC Mains Connection Rear PanelRack Mounting CoolingSetting Low Frequency Filters Setting the Mode SwitchesSetting Clip Limiters Selecting Stereo, Parallel, or Bridge ModeDataPort Tips Terminal Block ConnectorsDataPort InputsLoads Rated by Model OutputsLow Impedance Outputs Distributed Outputs V models, 70V/140VLED Indicators Abnormal indicationBrdg and PAR Gain Control Security Plate Gain ControlsInput Specifications 2-Channel Low-Impedance ModelsInput SENSITIVITY, Vrms CONTROLSFrontCX254 Specifications 4-Channel Low-Impedance ModelsCX204V CX302V CX602V CX1202V Specifications 2- and 4-Channel Distributed 70V Line ModelsThermal Loss Table Current Draw Table in AmperesVAC models, multiply values shown by Declaración DE LA FCC Respecto a LA Interferencia Introducción DesembalajePanel frontal Conexión a la línea principal de CA Panel posteriorMontaje en bastidor EnfriamientoAjuste de los filtros de baja frecuencia Ajuste de los conmutadores de modoAjuste de los limitadores de recorte Selección del modo Estéreo, Paralelo o PuenteadoConectadores del bloque de terminales DataPortEntradas Sugerencias sobre el DataPortCargas clasificadas por modelo SalidasSalidas de baja impedancia Salidas distribuidas modelos V, 70V/140VRecorte ROJO, adyacente a las marcas de números del canal Indicadores LEDPlaca de Seguridad del Control de Ganancia Controles de GananciaTabla de pérdida térmica Tabla de gasto de corriente en amperiosCómo comunicarse con QSC Audio Products Déclaration DE LA FCC Relative AUX Interférences Précautions importantes et explication des symbolesIntroduction DéballagePanneau avant Branchement de l’alimentation secteur ~ Installation sur bâtiPanneau arrière RefroidissementRéglage des filtres basse fréquence Réglage des commutateurs de modeSélection du mode Stéréo, Parallèle ou Pont Réglage des limiteurs d’amplitudeEntrées XLR modèles à 2 canaux seulement Conseils relatifs aux connecteurs DataPortEntrées Connecteurs de bornierCharges nominales indiquées par modèle SortiesSorties à faible impédance Sorties distribuées modèles V, 70 V/140Clip ROUGE, adjacent aux numéros de canaux VoyantsCouvercle de Sécurité des Commandes de Gain Commandes de GainTableau de déperdition de chaleur Tableau d’appel de courant en ampèresComment prendre contact avec QSC Audio Products FCC-HINWEIS ZU Empfangsstörungen Wichtige Sicherheitsvorkehrungen und SymbolerklärungEinführung AuspackenFrontplatte Netzanschluss RückplatteRack-Einbau KühlungEinstellen der Niederfrequenzfilter Einstellen der BetriebsartenschalterEinstellen der Clipbegrenzer Auswahl des Stereo-, Parallel- oder ÜberbrückungsmodusXLR-Eingänge nur bei 2-Kan.- Modellen EingängeTipps zum Gebrauch des DataPort KlemmenleistenanschlüsseNennlasten nach Modell AusgängeNiederohmige Ausgänge Verteilte Ausgänge „V-Modelle, 70 V/140Normalanzeige Netzschalter EIN LED leuchtet auf LED-AnzeigenVerstärkungsregler-sicherheitsplatte VerstärkungsreglerWärmeverlusttabelle Stromaufnahmetabelle in AmpereKontaktinformationen für QSC Audio Products 不要堵塞通风口。 不要安装在会产生热量的设备附近，如散热器、热调节装置、炉子或者其他设备 （包括放大器）。 重要的安全注意事项和符号说明非常感谢您购买 QSC 功率放大器。请阅读以下说明，以获得产品的最佳效果。 CX 型号的连线特点： 前面板后面板 机架安装交流电源连接 设置削波限制器 设置模式切换器输入端 数据埠低阻抗输出 输出端异常显示： LED 指示灯增益控制 增益控制安全板热损表 联系 QSC Audio Products 最大电流表 （单位：安培）Page Page Mailing address
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Manual 2 pages 6.05 Kb

CX302, CX1202V, CX502, CX702, CX1102 specifications

QSC Audio has established itself as a leader in professional audio solutions, and their CX series amplifiers, including the CX204V, CX254, and CX404, stand out for their performance and versatility. These amplifiers are specifically designed to meet the needs of commercial audio applications, such as in venues, corporate environments, and educational institutions.

The CX204V is a 2-channel amplifier that delivers 200 watts per channel at 4 ohms, making it ideal for smaller venues or installations that require high-quality audio without overwhelming power. One of its key features is the inclusion of built-in DSP (Digital Signal Processing) capabilities, allowing users to optimize their sound with advanced filtering and equalization options. Additionally, the amplifier supports a range of input options, including balanced XLR and 1/4-inch connectors, providing flexibility for various audio setups.

Moving to the CX254, this 2-channel amplifier boosts power output to 250 watts per channel at 4 ohms, making it suitable for larger spaces that necessitate a bit more oomph. The CX254 also includes QSC’s Power Factor Correction technology, which ensures efficient power usage and greater amplification performance, even during demanding situations. Furthermore, it features RS-232 control capabilities, providing users with remote operation options and making integration into existing audio systems seamless.

The CX404 takes things a step further with its 4-channel configuration, delivering 200 watts per channel at 4 ohms. This amplifier is particularly well-suited for multi-zone applications where audio needs to be distributed across various areas. With its advanced overheating protection and short-circuit protection features, the CX404 is built for durability and reliability, ensuring consistent performance without the risk of damage during extended use.

All three amplifiers in the CX series include QSC's innovative Class D topology, offering lightweight and compact design without sacrificing power or audio quality. The CX series is also distinguished by its robust construction, including a rugged chassis designed to withstand the rigors of installation and performance use.

In summary, the QSC Audio CX204V, CX254, and CX404 seamlessly combine power, efficiency, and versatility, making them ideal choices for a variety of commercial audio applications. Their built-in technologies, advanced features, and solid construction emphasize QSC’s commitment to delivering exceptional sound experiences.
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