Ashly CA502 2-Channel 500W Class D Ampbiziagoa

1. Sarrera

The Ashly CA502 is a 2-channel Class D power amplifier designed for professional audio installations. It delivers 500W per channel into 2 or 4 Ohms, and 250W into 8 Ohms. When bridged, it can provide 1000W into 4 Ohms or drive 70V/100V loads. This amplifier incorporates Ashly's proprietary D-MAX technology, featuring ultra-fast Silicone-Carbide switches, a high-speed power supply, and Dynamic Power Factor Correction for exceptional efficiency and stable performance. The SailFlow directed cooling system ensures optimal thermal management, allowing the amplifier to operate reliably even under demanding conditions.

Key features include front-panel input level controls, LED indicators for amplifier status, balanced Euroblock and XLR combo input connectors, VCA control ports, and switchable High-Pass Filters (HPF) and Limiters on each channel. A standby port and front panel lockout provide additional flexibility and security.

1. irudia: Aurrealdea view of the Ashly CA502 amplifier, displaying its controls and indicators.

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2. Segurtasun informazioa

Mesedez, irakurri eta ulertu segurtasun-argibide guztiak gailu hau erabili aurretik. Gorde eskuliburu hau etorkizunean erreferentzia gisa.

• Energia iturria: Konektatu ampLikidatzailea eskuliburu honetan eta unitatean zehaztutako motako elikatze-iturri batera soilik.
• Lurreratzea: Ziurtatu ampLikidorea behar bezala lurrera konektatuta dago deskarga elektrikoak saihesteko.
• Aireztapena: Do not block any ventilation openings. Install in accordance with the manufacturer's instructions. Maintain adequate airflow around the unit.
• Ura eta hezetasuna: Ez jarri aparatu hau euripean edo hezetasunean. Ez erabili aparatu hau uraren ondoan.
• Beroa: Ez instalatu bero-iturri inongo ondoan, esate baterako, erradiadoreak, bero-erregistroak, sukaldeak edo beste aparatu batzuk (barne ampberoa sortzen duten argitzaileak).
• Zerbitzua: Ez saiatu produktu hau zuk zeuk ematen. Bidali zerbitzu guztiak zerbitzu kualifikatuko langileengana.
• Kableak: Babestu korronte-kablea oinez ibiltzetik edo atxilotzetik, batez ere entxufeetan, erosotasun-harguneetan eta aparatutik irteten diren puntuetan.

3. Konfigurazioa

3.1 Instalazio fisikoa

The Ashly CA502 is designed for rack mounting. It occupies 2U of rack space. Ensure sufficient space for ventilation, especially at the front and rear of the unit.

• Muntatu amplifier securely in a standard 19-inch equipment rack using appropriate rack screws.
• Allow at least 1U of empty space above and below the amplifier for optimal airflow, especially in enclosed racks.

3.2 Atzeko panelaren konexioak

The rear panel provides all necessary input, output, and control connections. Refer to Figure 2 for a visual guide.

Figure 2: Rear panel of the Ashly CA502 amplifier, detailing connection points.

• Sarrerako konektoreak: Use the balanced Euroblock or XLR Combo input connectors for audio signal input.
• Bozgorailuaren irteerak: Connect your speakers to the Euroblock speaker output terminals. Ensure correct polarity and impedance matching.
• VCA Control Ports: For remote volume control, connect a standard volume control device (e.g., Ashly WR-1.1) to the VCA control ports.
• Standby Port: Connect external control systems for amplifier standby functionality.
• DIP Switch ezarpenak: Configure per-channel settings such as Limiter and High-Pass Filter using the DIP switches. Refer to the 'Operation' section for detailed settings.

3.3 Energia-konexioa

Konektatu emandako korronte alternoko kablea amplifier's power inlet and then to a grounded AC power outlet. The amplifier operates on 100-240VAC, 50/60Hz.

4. Funtzionamendua

4.1 Aurreko paneleko kontrolak eta adierazleak

• Sarrera-mailaren kontrolak: Doitu sarrera-sentsibilitatea kanal bakoitzerako.
• LED adierazleak:
  • Clip/Mute (Red): Illuminates when the output signal is clipping or the channel is muted.
  • Seinalea (berdea): Indicates the presence of an input signal.
  • Protect (Red): Pizten da baldin eta amplifier enters protection mode due to an issue.
  • Current (Yellow): Indicates high current draw.
  • Temp (Yellow): Indicates high internal temperature.
  • Bridge (Green): Pizten denean amplifier is operating in bridged mode.

4.2 Rear Panel DIP Switch Settings

The DIP switches on the rear panel allow for per-channel configuration of various functions:

• Sarrerako irabazia: Adjusts the input gain for the channel.
• Output Clip Limiter: Engages or disengages the output clip limiter.
• Pasabide handiko iragazkia (HPF): Activates an 80Hz high-pass filter to protect smaller speakers.
• Standby Polarity: Configures the standby control input polarity.
• Aurrealdeko panelaren blokeoa: Enables or disables the front panel controls.

4.3 Bridged Mode and 70V/100V Operation

The CA502 can be configured for bridged operation to combine the power of both channels into a single, higher-power output. This is also used for driving 70V or 100V constant voltage speaker systems.

• To engage bridged mode, refer to the DIP switch settings on the rear panel and the wiring diagram provided on the unit.
• For 70V/100V applications, ensure the amplifier is correctly configured and wired for constant voltage output. The CA502 model requires bridging to achieve 70V output.

5. Mantentzea

Regular maintenance ensures the longevity and optimal performance of your Ashly CA502 ampbiziagoa.

5.1 Garbiketa

• Deskonektatu amplifier from the power source before cleaning.
• Erabili zapi leun eta lehor bat unitatearen kanpoaldea garbitzeko.
• Periodically use a vacuum cleaner with a brush attachment to remove dust from the ventilation grilles.
• Ez erabili garbitzaile likidorik edo disolbatzailerik, akabera edo barneko osagaiak kaltetu ditzaketelako.

5.2 Hozte-sistema

The CA Series amplifiers feature a SailFlow directed cooling system designed for efficient heat dissipation. This system helps the amplifier run cool and quietly.

Figure 3: SailFlow directed cooling system diagram, showing efficient airflow.

• Ziurtatu hori amplifier's ventilation openings are never obstructed.
• Maintain proper rack ventilation to prevent heat buildup, which can affect performance and lifespan.

6. Arazoak

If you encounter issues with your Ashly CA502 amplifier, consult the following basic troubleshooting steps:

• Potentziarik gabe:
  • Check that the power cord is securely connected to both the amplifier and a live AC outlet.
  • Verify the AC outlet is functioning by plugging in another device.
• Audio-irteerarik ez:
  • Ensure all input and output cables are correctly connected and secure.
  • Check the input level controls on the front panel are not set to minimum.
  • Egiaztatu sarrera-iturria aktibo dagoela eta seinalea bidaltzen duela.
  • Check the speaker connections for correct polarity and secure contact.
  • Ziurtatu amplifier is not in standby mode or muted.
• Audio distortsionatua / Mozketa:
  • Reduce the input level to prevent the Clip/Mute LED from illuminating.
  • Ensure speakers are correctly matched to the amplifier's impedance.
  • Check for damaged speaker cables or faulty speakers.
• Overheating (Temp LED on):
  • Ziurtatu aireztapen egokia inguruan ampKendu aireztapen-irteeretatik oztopoak.
  • Reduce the output level or the duration of high-power operation.
  • Verify speaker impedance is within the amplifier-aren zehaztutako barrutia.

If the issue persists after performing these checks, contact Ashly technical support or a qualified service technician.

7. Zehaztapenak

Detailed technical specifications for the Ashly CA502 ampbiziagoa:

Figure 4: General Power Amplifier Specifications for the CA Series.

8. Bermea eta laguntza

8.1 Bermearen informazioa

The Ashly CA502 amplifier bat dator 5 Years Parts & Labor WarrantyBerme honek materialen eta fabrikazioaren akatsak estaltzen ditu erabilera normalaren pean. Gorde erosketaren egiaztagiria bermearen erreklamazioak egiteko.

8.2 Laguntza Teknikoa

For technical assistance, troubleshooting beyond the scope of this manual, or warranty service, please contact Ashly Audio customer support. Visit the official Ashly webharremanetarako informazioa eta baliabide gehigarriak lortzeko gunea.