QSC RMX2450 Stereo Power Ampజీవితకాల వినియోగదారు మాన్యువల్

1. ఓవర్view

The QSC RMX2450 Stereo Power Amplifier is designed to provide reliable and high-quality audio amplification for professional sound systems. This amplifier features a robust power supply with a high-current toroidal transformer and ample filter capacitance, ensuring consistent performance even with demanding 2-ohm speaker loads. It incorporates a full complementary output circuit with linear output devices for ultra-low distortion and a flat frequency response. The RMX2450 is equipped with professional features such as independent defeatable clip limiters, selectable low-frequency filters, and versatile input/output connectivity options including barrier strip, XLR, 1/4-inch balanced inputs, and Speakon and binding post outputs. Efficient cooling is maintained by low-noise variable speed fans with rear-to-front airflow.

2. భద్రతా సమాచారం

Before operating the QSC RMX2450 amplifier, please read and understand all safety instructions. Retain this manual for future reference.

• విద్యుత్ షాక్ ప్రమాదం: తెరవవద్దు amplifier chassis. Refer all servicing to qualified personnel.
• శక్తి మూలం: Connect the unit only to a power supply of the type specified in this manual and on the unit.
• వెంటిలేషన్: Ensure proper ventilation. Do not block ventilation openings. Maintain adequate clearance around the amplifier for airflow.
• తేమ: యూనిట్‌ను వర్షం లేదా తేమకు గురిచేయవద్దు. ద్రవాలతో నిండిన వస్తువులను యూనిట్‌పై ఉంచవద్దు.
• గ్రౌండింగ్: Always connect the power cord to a mains socket outlet with a protective earthing connection.
• శుభ్రపరచడం: Disconnect the power cord before cleaning. Use a dry cloth only.

3. సెటప్

3.1. అన్ప్యాకింగ్ మరియు తనిఖీ

జాగ్రత్తగా తొలగించండి amplifier from its packaging. Inspect the unit for any signs of damage that may have occurred during transit. If damage is found, contact your dealer immediately.

3.2. Rack Mounting and Placement

The RMX2450 is designed for standard 19-inch equipment rack mounting. Secure the amplifier using all four mounting points to ensure stability. Ensure that the rack provides adequate ventilation, allowing for rear-to-front airflow. Avoid placing the amplifier near heat sources or in enclosed spaces without proper air circulation.

3.3. ముందు ప్యానెల్ నియంత్రణలు మరియు సూచికలు

This image displays the front panel of the QSC RMX2450 amplifier. Visible features include the main power switch, individual gain controls for Channel 1 and Channel 2, and LED indicators for signal presence and clipping.

• పవర్ స్విచ్: టోగుల్ చేస్తుంది amplifier's main power on or off.
• పవర్ LED: ఆకుపచ్చ రంగును ప్రకాశవంతం చేసినప్పుడు ampలైఫైయర్ ఆన్ చేయబడింది.
• లాభ నియంత్రణలు (ఛానల్ 1 & 2): Rotary controls to adjust the input sensitivity for each channel.
• Signal LEDs (Channel 1 & 2): Green LEDs indicate the presence of an audio signal.
• Clip LEDs (Channel 1 & 2): Red LEDs illuminate when the output signal is clipping, indicating potential distortion.

3.4. Rear Panel Connections and Switches

This image shows the rear panel of the QSC RMX2450 amplifier. It highlights the XLR and 1/4-inch input connectors, Speakon and binding post output connectors, a circuit breaker, and various mode switches for configuration, including clip limiting, low-frequency filters, and bridge mono operation.

• Input Connectors (Channel 1 & 2): Balanced XLR and 1/4-inch TRS connectors for audio input. Barrier strip inputs are also available.
• Output Connectors (Channel 1 & 2): Speakon and binding post connectors for connecting loudspeakers.
• మోడ్ స్విచ్‌లు: DIP switches for configuring various ampలైఫైయర్ విధులు:
  • క్లిప్ పరిమితి: Engages or disengages the clip limiting function for each channel.
  • తక్కువ-ఫ్రీక్వెన్సీ ఫిల్టర్లు: Selectable filters (e.g., 30 Hz, 50 Hz) to protect speakers and optimize low-end response.
  • Stereo/Parallel/Bridge Mono: కాన్ఫిగర్ చేస్తుంది amplifier's operating mode.
• సర్క్యూట్ బ్రేకర్: Provides overload protection for the ampజీవితకాలం.
• AC పవర్ ఇన్లెట్: Standard IEC connector for the detachable power cord.

4. ఆపరేషన్

4.1. పవర్ ఆన్ మరియు ఆఫ్

1. Ensure all connections are secure and gain controls are set to minimum.
2. Flip the front panel power switch to the 'ON' position. The Power LED will illuminate green.
3. To power off, turn down all gain controls, then flip the power switch to 'OFF'.

4.2. Input and Output Connections

Connect your audio source (mixer, preamplifier) to the input connectors (XLR, 1/4-inch, or barrier strip) on the rear panel. Connect your loudspeakers to the output connectors (Speakon or binding posts). Ensure correct polarity for all connections.

4.3. Setting Gain Levels

With the audio source playing at a normal operating level, slowly increase the amplifier's gain controls until the desired volume is achieved. Monitor the Signal and Clip LEDs. The Signal LED should flicker with audio presence, and the Clip LED should only flash momentarily on signal peaks. If the Clip LED stays illuminated, reduce the gain to prevent distortion and potential speaker damage.

4.4. Using Clip Limiters

The RMX2450 features independent defeatable clip limiters. When engaged via the rear panel DIP switches, these limiters reduce peak distortion without sacrificing dynamic range. It is generally recommended to keep clip limiters engaged to protect speakers from excessive clipping.

4.5. Configuring Low-Frequency Filters

The rear panel DIP switches allow selection of low-frequency filters (e.g., 30 Hz, 50 Hz). These filters help protect speakers from damaging sub-sonic frequencies and improve low-end tightness. Select the appropriate filter setting based on your loudspeaker's frequency response capabilities.

4.6. Bridge Mono Mode

For maximum power output into a single load, the RMX2450 can operate in Bridge Mono mode. Refer to the rear panel diagram and DIP switch settings for proper configuration. In this mode, only Channel 1 input is used, and the output is taken from specific binding posts or Speakon pins as indicated on the amplifier. Ensure the connected speaker impedance is suitable for bridge mono operation (typically 8 ohms).

5. నిర్వహణ

5.1. శుభ్రపరచడం

కాలానుగుణంగా బాహ్య భాగాన్ని శుభ్రం చేయండి amplifier with a soft, dry cloth. Do not use liquid cleaners or solvents. Ensure ventilation grilles are free from dust and debris to maintain proper airflow.

5.2 వెంటిలేషన్

క్రమం తప్పకుండా తనిఖీ చేయండి amplifier's ventilation openings are not obstructed. Proper airflow is crucial for preventing overheating and ensuring long-term reliability. If the amplifier is rack-mounted, ensure adequate space is provided around the unit.

6. ట్రబుల్షూటింగ్

If you experience issues with your QSC RMX2450 amplifier, consult the following table for common problems and solutions.

If the problem persists after attempting these solutions, please contact QSC Customer Support.

7. స్పెసిఫికేషన్లు

The following are key technical specifications for the QSC RMX2450 Stereo Power Ampజీవితకాలం:

• అవుట్‌పుట్ పవర్:
  • 8 ఓంలు (స్టీరియో) వద్ద ఛానెల్‌కు 500 వాట్స్
  • 4 ఓంలు (స్టీరియో) వద్ద ఛానెల్‌కు 750 వాట్స్
  • 2 ఓంలు (స్టీరియో) వద్ద ఛానెల్‌కు 1200 వాట్స్
  • 1500 watts @ 8 ohms (bridge mono)
• ఛానెల్‌ల సంఖ్య: 2
• వాల్యూమ్tage: 120 వోల్ట్లు
• వస్తువు బరువు: 44.5 పౌండ్లు
• ఉత్పత్తి కొలతలు (L x W x H): 24 x 22 x 7 అంగుళాలు
• మౌంటు రకం: Surface Mount (Rack Mountable)
• ఆపరేటింగ్ ఉష్ణోగ్రత: 50 Degrees Fahrenheit (recommended ambient)
• స్పెసిఫికేషన్ మెట్: FCC
• తయారీదారు: QSC
• మోడల్ సంఖ్య: QSC RMX2450
• ASIN: B0002BSRM0
• UPC: 684284003720

8. వారంటీ & సపోర్ట్

8.1. వారంటీ సమాచారం

QSC products are designed and manufactured to the highest quality standards. This product is covered by a limited warranty against defects in materials and workmanship. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official QSC webసైట్.

8.2. కస్టమర్ మద్దతు

For technical assistance, service, or further information regarding your QSC RMX2450 Stereo Power Amplifier, please contact QSC Customer Support:

• Webసైట్: www.qsc.com
• ఫోన్: Refer to the QSC webప్రాంతీయ సంప్రదింపు నంబర్ల కోసం సైట్.
• ఇమెయిల్: Refer to the QSC webమద్దతు ఇమెయిల్ చిరునామాల కోసం సైట్.