1. Pengenalan
This manual provides essential information for the safe and efficient operation of your Ashly nX1504 4 Channel Power Amplifier. The nX1504 is a robust power amplifier designed to deliver 4 x 150 Watts at 2 Ohms, suitable for various professional audio applications. Please read this manual thoroughly before installation and operation to ensure optimal performance and longevity of your device.
2. Maklumat Keselamatan
Sentiasa patuhi langkah keselamatan berikut untuk mengelakkan kejutan elektrik, kebakaran atau kerosakan pada unit:
- Sumber Kuasa: Sambungkan unit hanya kepada volum bekalan kuasa yang dinyatakantage seperti yang ditunjukkan pada panel belakang.
- Pembumian: Pastikan unit dibumikan dengan betul untuk mengelakkan kejutan elektrik.
- Pengudaraan: Jangan sekat bukaan pengudaraan. Pastikan aliran udara yang mencukupi di sekeliling unit untuk mengelakkan terlalu panas.
- Kelembapan: Jangan dedahkan unit kepada hujan atau lembapan. Jangan letakkan objek yang diisi dengan cecair pada unit.
- Servis: Rujuk semua servis kepada kakitangan servis yang berkelayakan. Jangan cuba menservis unit ini sendiri.
- Pembersihan: Putuskan kuasa sebelum membersihkan. Gunakan kain kering untuk membersihkan.
3. Kandungan Pakej
Sahkan bahawa semua item terdapat dalam pakej:
- Ashly nX1504 4 Channel Power Amplebih hidup
- Kord Kuasa AC
- Manual Pengguna (dokumen ini)
- Rack Mount Screws (if applicable)
4. Produk Lebihview
The Ashly nX1504 features a robust design with intuitive controls and indicators on the front panel, and comprehensive connectivity on the rear panel.
Rajah 4.1: Front Panel of the Ashly nX1504 Power Amppengikat. ini view shows the power button, channel indicators (Clip/Mute, Signal, Current, Protect, Temp), and the nX series branding.
Rajah 4.2: Rear Panel of the Ashly nX1504 Power Amppengikat. ini view displays the DIP switch settings, input connectors (CH1-CH4), speaker outputs, remote control ports, and the AC power inlet.
4.1 Ciri Panel Depan
- Butang Kuasa: Berpusing amppengikat hidup/mati.
- Channel Indicators (1-4):
- CLIP/MUTE: Illuminates when the output signal is clipping or when the channel is muted.
- ISYARAT: Menyala apabila isyarat audio hadir.
- SEMASA: Indicates output current status.
- MELINDUNGI: Illuminates when the protection circuit is active.
- TEMP: Bercahaya apabila amplifier is overheating.
4.2 Ciri Panel Belakang
- Tetapan Suis DIP: Configures various amplifier parameters such as gain, HPF, and bridging. Refer to the detailed setup section for specific configurations.
- Input Connectors (CH1-CH4): Balanced input connections for audio signals.
- Keluaran Pembesar suara: Connects to loudspeakers. Supports various wiring configurations including bridged mode.
- Remote DC Level: Ports for remote control of channel levels.
- Masuk Kuasa AC: Standard IEC power connector for AC power cord.
5. Persediaan
Follow these steps to set up your Ashly nX1504 amplebih hidup:
- Pemasangan Rak: Pasang dengan selamat amplifier in a standard 19-inch equipment rack using appropriate rack screws. Ensure sufficient space for ventilation.
- Sambungan Input: Sambungkan sumber audio anda (pengadun, pra-amplifier, etc.) to the input connectors (CH1-CH4) on the rear panel using balanced XLR or TRS cables.
- Sambungan Pembesar Suara: Connect your loudspeakers to the speaker output terminals. Pay close attention to polarity (+/-) and impedance matching. For bridged operation, consult the rear panel diagram and DIP switch settings.
- Konfigurasi Suis DIP: Before powering on, configure the DIP switches on the rear panel according to your system requirements (e.g., input gain, high-pass filter, bridging). Refer to the diagram on the rear panel for specific switch functions.
- Sambungan Kuasa: Connect the supplied AC power cord to the AC power inlet on the rear panel, then plug the other end into a grounded power outlet.
- Kuasa Awal Hidup: Ensure all connections are secure and correct. Turn on the amplifier using the front panel power button. Observe the indicator lights for normal operation.
6. Arahan Operasi
Sebaik sahaja amppenghawa dingin telah disediakan, ikuti garis panduan operasi ini:
- Gain Structure: Adjust the input gain on your source device and the amplifier's input sensitivity (via DIP switches) to achieve optimal signal-to-noise ratio without clipping. The SIGNAL indicator should illuminate consistently, and the CLIP/MUTE indicator should only flash momentarily during peak signals, if at all.
- Petunjuk Pemantauan: Regularly monitor the front panel indicators:
- CLIP/MUTE: If this light is constantly on, reduce the input level to prevent distortion and potential speaker damage.
- PROTECT/TEMP: If these lights illuminate, the amplifier is in protection mode or overheating. Turn off the unit, allow it to cool, and check for proper ventilation or speaker impedance issues.
- Mod Jambatan: If operating in bridged mode, ensure the correct DIP switch settings are applied and that the speaker impedance is suitable for bridged operation (typically higher impedance than stereo mode).
- Matikan Kuasa: Always power down the amplifier after use by pressing the front panel power button.
7. Penyelenggaraan
Proper maintenance ensures the longevity and reliable performance of your amplebih hidup:
- Pembersihan: Bersihkan bahagian luar secara kerap amplifier with a soft, dry cloth. Do not use liquid cleaners or solvents. Ensure ventilation grilles are free of dust and debris.
- Pengudaraan: Periodically check that the ventilation openings are not obstructed. Dust accumulation can lead to overheating.
- Sambungan: Periodically check all input and output connections for secure fit. Loose connections can cause signal loss or intermittent operation.
- Storan: Jika menyimpan amplifier for an extended period, ensure it is in a dry, cool environment, protected from dust and extreme temperatures.
8. Penyelesaian masalah
Rujuk jadual di bawah untuk isu biasa dan penyelesaiannya:
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Tiada kuasa | Power cord disconnected; Power outlet failure; Internal fuse blown | Check power cord connection; Test power outlet; Contact qualified service personnel for fuse replacement. |
| Tiada keluaran bunyi | Input cables disconnected; Speaker cables disconnected/incorrectly wired; Amplifier muted; Source device issue | Check all input and speaker connections; Ensure amplifier is not muted; Verify source device is sending signal. |
| Distorted sound / CLIP light on constantly | Input signal too high; Speaker impedance too low | Reduce input level from source; Check speaker impedance and ensure it matches ampspesifikasi penguat. |
| PROTECT or TEMP light on | Overheating; Short circuit in speaker wiring; Overload condition | Matikan amplifier, allow to cool; Check speaker wiring for shorts; Verify speaker impedance is within limits. Ensure proper ventilation. |
9. Spesifikasi
Key technical specifications for the Ashly nX1504 Power Amplebih hidup:
- Nombor Model: nX1504
- Output Kuasa: 4 x 150 Watts @ 2 Ohms (as per product description)
- Dimensi Produk: 25 x 20 x 3 inci
- Berat Barang: 2 paun
- Pengeluar: Ashly
- Tarikh Mula-mula Tersedia: 6 April 2018
- ASIN: B07BYSFDHZ
10. Waranti dan Sokongan
For warranty information and technical support, please refer to the official Ashly webtapak atau hubungi perkhidmatan pelanggan mereka. Simpan resit pembelian anda sebagai bukti pembelian untuk tuntutan waranti.
Ashly Webtapak: www.ashly.com
Hubungi Sokongan: Refer to the Ashly website for contact details, including phone numbers and email addresses for technical assistance.
