1. Pengenalan
This user manual provides detailed instructions for the safe and efficient operation of your Marantz PM-78 (PM-78F) Stereo Integrated Amppengalir. Sila baca manual ini dengan teliti sebelum menggunakan amplifier to ensure proper setup and to maximize its performance and longevity. Keep this manual for future reference.
2. Maklumat Keselamatan
Sentiasa patuhi langkah keselamatan berikut untuk mengelakkan kejutan elektrik, kebakaran atau kerosakan pada unit:
- Sumber Kuasa: Connect the unit only to an AC power source of the specified voltage.
- Pengudaraan: Pastikan pengudaraan yang mencukupi. Jangan sekat bukaan pengudaraan.
- Air dan Kelembapan: Jangan dedahkan unit kepada hujan atau lembapan. Jangan letakkan objek yang diisi dengan cecair pada unit.
- haba: Jauhkan unit daripada sumber haba seperti radiator, daftar haba, dapur, atau radas lain yang menghasilkan haba.
- Pembersihan: Cabut plag unit daripada soket dinding sebelum membersihkan. Gunakan kain kering sahaja.
- Servis: Jangan cuba servis unit ini sendiri. Rujuk semua servis kepada kakitangan perkhidmatan yang berkelayakan.
3. Kandungan Pakej
Sila pastikan semua item berikut disertakan dalam pakej:
- Marantz PM-78 (PM-78F) Stereo Integrated Amplebih hidup
- Kord Kuasa
- Alat Kawalan Jauh (jika berkenaan)
- Manual Pengguna (dokumen ini)
Note: Remote control availability may vary by region or specific product bundle.
4. Produk Lebihview
Familiarize yourself with the various controls and connections on your Marantz PM-78 (PM-78F) amplebih hidup.
4.1 Panel Depan
Rajah 4.1: Front panel of the Marantz PM-78 (PM-78F) amplifier. It features various input selectors, tone controls, volume knob, and headphone jack.
The front panel provides access to primary controls for daily operation:
- Butang Kuasa: Berpusing amphidup atau mati.
- Jack fon kepala: Untuk menyambungkan fon kepala.
- Pemilih Input: Rotary knob or buttons to select the audio source (CD, Tuner, Phono, etc.).
- Kawalan Kelantangan: Melaraskan volum keluaran keseluruhan.
- Kawalan Bes/Treble/Imbangan: Adjusts tone and channel balance.
- Source Direct/Tone Defeat: Bypasses tone controls for a purer audio path.
4.2 Panel Belakang
The rear panel houses all the input and output connections for your audio components and speakers.
- Audio Inputs (RCA): Connect various audio sources like CD players, tuners, tape decks, and phono turntables.
- Terminal Pembesar suara: Connect your passive speakers. Ensure correct polarity (+ to + and - to -).
- Saluran Kuasa: Sambungkan kord kuasa yang dibekalkan.
- Terminal Darat: For connecting the ground wire from a turntable (if applicable).
5. Persediaan
Follow these steps for initial setup of your amplebih hidup:
- penempatan: Letakkan amplifier on a stable, flat surface with adequate ventilation around it. Avoid direct sunlight or heat sources.
- Sambungan Pembesar Suara:
- Connect your speakers to the speaker terminals on the rear panel.
- Ensure the positive (+) terminal on the amplifier connects to the positive (+) terminal on the speaker, and the negative (-) to the negative (-).
- Tighten the terminals securely to prevent loose connections.
- Sambungan Sumber Audio:
- Connect your audio sources (e.g., CD player, tuner) to the corresponding RCA input jacks on the rear panel.
- For a turntable, connect it to the "PHONO" input and ensure the ground wire (if present) is connected to the ground terminal.
- Sambungan Kuasa:
- Connect the supplied power cord to the power inlet on the rear panel of the amplebih hidup.
- Plug the other end of the power cord into a suitable AC wall outlet.
6. Beroperasi
Sebaik sahaja amplifier is set up, follow these steps to begin listening:
- Hidupkan kuasa: Tekan butang kuasa pada panel hadapan untuk menghidupkan amplebih hidup.
- Pilih Input: Use the input selector knob or buttons to choose the audio source you wish to listen to (e.g., "CD" for your CD player).
- Mula Main Semula: Begin playback on your selected audio source.
- Laraskan Kelantangan: Slowly turn the volume control knob clockwise to increase the volume to a comfortable listening level.
- Adjust Tone (Optional): Use the Bass, Treble, and Balance controls to fine-tune the sound to your preference. If you prefer a pure sound, engage the "Source Direct" or "Tone Defeat" function.
- Penggunaan Fon Kepala: To listen with headphones, plug them into the headphone jack on the front panel. This will typically mute the main speaker outputs.
7. Penyelenggaraan
Penyelenggaraan yang betul memastikan ketahanan dan prestasi optimum peranti anda amplebih hidup.
- Pembersihan:
- Sentiasa cabut kabel kuasa sebelum membersihkan.
- Gunakan kain lembut dan kering untuk mengelap permukaan luar.
- Jangan gunakan pembersih, lilin atau pelarut yang melelas kerana ia boleh merosakkan kemasan.
- Pengudaraan: Regularly check that the ventilation openings are not obstructed by dust or debris. Use a soft brush or vacuum cleaner to gently clear any blockages.
- Sambungan: Periksa semua sambungan kabel secara berkala untuk memastikan ia selamat dan bebas daripada kakisan.
8. Penyelesaian masalah
Jika anda menghadapi sebarang masalah dengan anda amplifier, rujuk kepada masalah dan penyelesaian biasa berikut:
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Tiada kuasa | Kord kuasa tidak disambungkan; Soket kuasa rosak; Amppenguat dalam mod siap sedia. | Ensure power cord is securely plugged in; Try a different outlet; Press the power button firmly. |
| Tiada bunyi | Incorrect input selected; Speaker cables loose or incorrectly connected; Volume too low; Mute function active. | Select the correct input source; Check speaker connections and polarity; Increase volume; Deactivate mute. |
| Bunyi herot | Isyarat input terlalu kuat; Ketidakpadanan impedans pembesar suara; Kabel pembesar suara yang rosak. | Reduce input source volume; Ensure speakers match amplifier impedance; Check and replace damaged cables. |
| Bunyi dengung atau berdengung | Ground loop issue; Nearby electronic interference; Faulty cables. | Ensure proper grounding; Move amplifier away from other electronics; Replace audio cables. |
If the problem persists after trying these solutions, please contact Marantz customer support or a qualified service technician.
9. Spesifikasi
The following are general specifications for the Marantz PM-78 (PM-78F) Stereo Integrated Amplifier. Specific details may vary slightly.
- model: PM-78 (PM-78F)
- Jenis: Stereo Bersepadu Amplebih hidup
- Output Kuasa: (Typical values, actual may vary) e.g., 80W + 80W (8 ohms)
- Respons Kekerapan: (Typical values) e.g., 10Hz - 50kHz
- Herotan Harmonik Jumlah: (Typical values) e.g., 0.01%
- Sensitiviti/Impedans Input: (Typical values) e.g., Phono (MM): 2.5mV/47kΩ, CD/Tuner/Line: 150mV/20kΩ
- Dimensi (W x H x D): (Typical values) e.g., 439 x 124 x 343 mm
- Berat: (Typical values) e.g., 8.5 kg
- Penggunaan Kuasa: (Typical values) e.g., 180W
Note: Detailed specifications can often be found on the product's official Marantz page or in the original sales documentation. The values above are illustrative.
10. Waranti dan Sokongan
Produk Marantz direka bentuk untuk kebolehpercayaan dan prestasi. Untuk maklumat jaminan, sila rujuk kad jaminan yang disertakan dengan produk anda atau lawati laman web rasmi Marantz. webtapak untuk butiran khusus untuk wilayah anda.
For technical support, service, or inquiries, please contact Marantz customer service through their official website or the contact information provided in your product's packaging. When contacting support, please have your model number (PM-78 or PM-78F) and serial number ready.
Marantz Official Webtapak: www.marantz.com
