pengenalan
The Sherwood RX-4105 is a 2-channel remote-controlled stereo receiver designed to provide integrated preamplifikasi dan amplification for various audio source components. It features advanced radio tuning capabilities and delivers 100 watts RMS per channel x 2, ensuring clear sound reproduction. This manual provides comprehensive instructions for setting up, operating, and maintaining your receiver.
Apa yang ada dalam Kotak
- Sherwood RX-4105 receiver
- Alat kawalan jauh
- Kabel bekalan kuasa AC
- Antena dalaman FM
- AM loop antenna set
- Manual pemilik (dokumen ini)
Persediaan
Follow these steps to properly set up your Sherwood RX-4105 stereo receiver.
1. penempatan
Place the receiver on a stable, flat surface with adequate ventilation. Ensure there is enough space around the unit for heat dissipation. Avoid placing it near heat sources or in direct sunlight.
2. Menyambung Antena
Connect the supplied FM indoor antenna to the FM 75Ω terminal and the AM loop antenna to the AM LOOP terminals on the rear panel. For optimal reception, extend the FM antenna fully and position the AM loop antenna away from the receiver.
3. Pembesar Suara Penyambung
The RX-4105 supports two pairs of loudspeakers (A and B). Use 16-gauge or thicker speaker wire for best results. Connect the positive (+) terminal of the receiver to the positive (+) terminal of the speaker, and the negative (-) terminal of the receiver to the negative (-) terminal of the speaker. Ensure correct polarity for both channels.
- Penceramah A: Connect your primary pair of speakers to the SPEAKER A terminals.
- Penceramah B: Connect a secondary pair of speakers (e.g., for another room) to the SPEAKER B terminals.
- Dwi pendawaian: If your speakers support bi-wiring, you can use both A and B outputs for a single pair of speakers for more efficient amplification (e.g., A for woofers, B for tweeters). Ensure your speakers are compatible.
Speaker Impedance: A, B - 8Ω MIN / SPEAKERS; A+B - 16Ω MIN / SPEAKERS
4. Connecting Audio Components
Connect your audio source components to the corresponding RCA input jacks on the rear panel. The receiver provides inputs for CD, TAPE (In/Out), TV/AUX, and VCR (In/Out).
- CD: For CD players.
- TAPE (IN/OUT): For cassette decks or other recording devices.
- TV/AUX: For televisions or other auxiliary audio sources.
- VCR (IN/OUT): For VCRs or other video recording devices with audio output.
5. Sambungan Kuasa
Once all audio and speaker connections are made, connect the AC power supply cord to the AC INPUT (120V~60Hz 2.5A) on the rear panel and then to a standard wall outlet.
Penerangan Imej: This image displays both the front and rear panels of the Sherwood RX-4105 Stereo Receiver. The top portion shows the front panel with controls for power, input selection (FM/AM, CD, TAPE, AUX, PHONO, TONE DIRECT), tuning/preset, memory, tone/balance, and a large volume knob. A digital display shows current settings like "FM 87.50". The bottom portion shows the rear panel, detailing connection ports. From left to right, it includes antenna terminals (AM LOOP, FM 75Ω), various RCA input/output jacks (CD, TV/AUX, TAPE IN/OUT, VCR IN/OUT), speaker terminals (A and B), and the AC power input. Safety warnings and product model information are also visible.
Arahan Operasi
Hidupkan/Mati Kuasa
Tekan ke BERSIAP SEDIA switch on the front panel to turn the receiver on or off. The STANDBY indicator will illuminate when the unit is in standby mode.
Pemilihan Input
Press the desired input button (FM/AM, CD, PITA, AUX, FON, TONE DIRECT) on the front panel to select your audio source.
Kawalan Kelantangan
Putarkan yang besar JILID knob on the right side of the front panel to adjust the sound level. The digital display will show the current volume setting. The receiver includes a safety feature that may shut down the system if the volume is set too high or if the unit overheats, preventing damage.
Tone and Balance Controls
Gunakan TONA (Bass/Treble) and BAKI controls to fine-tune the audio output to your preference. The TONE DIRECT button bypasses these controls for a pure audio signal.
Operasi Penala (FM/AM)
- Tekan FM/AM to select the desired band.
- Gunakan MENALA/PRESET buttons (up/down arrows) to manually tune to a station or cycle through preset stations.
- To store a station as a preset, tune to the station, then press MEMORY T/P MODE. Gunakan MENALA/PRESET arrows to select a preset number, and press MEMORY T/P MODE again to confirm. The receiver supports 30 station presets.
- The built-in AM/FM tuner features auto station setup for convenience.
Bicu Fon Kepala
Sambungkan fon kepala ke TELEFON jack on the front panel for private listening. When headphones are connected, speaker output will be muted.
Penukaran Speaker
Gunakan A SPEAKER B buttons on the front panel to switch between Speaker A, Speaker B, or both (A+B) outputs.
Penyelenggaraan
To ensure the longevity and optimal performance of your Sherwood RX-4105 receiver, follow these maintenance guidelines:
- Pembersihan: Use a soft, dry cloth to wipe the exterior of the receiver. Do not use liquid cleaners or aerosol sprays, as they may damage the finish or internal components.
- Pengudaraan: Pastikan bukaan pengudaraan di bahagian atas dan sisi penerima tidak disekat. Aliran udara yang betul adalah penting untuk mengelakkan terlalu panas.
- Sambungan: Periksa semua sambungan kabel secara berkala untuk memastikan ia selamat dan bebas daripada kakisan.
- Storan: If storing the receiver for an extended period, disconnect it from power and cover it to protect against dust.
Menyelesaikan masalah
If you experience issues with your receiver, consult the following table for common problems and their solutions:
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Tiada kuasa | Kord kuasa tidak disambungkan dengan selamat; Salur keluar kuasa tidak aktif. | Periksa sambungan kord kuasa; Uji saluran keluar dengan peranti lain. |
| Tiada suara dari pembesar suara | Incorrect input selected; Speaker wires loose or incorrectly connected; Speaker A/B not selected; Volume too low. | Select correct input; Check all speaker wire connections and polarity; Ensure Speaker A or B (or A+B) is selected; Increase volume. |
| Penerimaan radio yang lemah | Antenna not connected or poorly positioned; Interference from other electronics. | Connect and adjust antenna position; Move receiver away from other electronic devices. |
| Alat kawalan jauh tidak berfungsi | Bateri mati atau dimasukkan dengan salah; Halangan antara alat kawalan jauh dan penerima. | Replace batteries, check polarity; Remove any obstructions. |
| Receiver shuts down unexpectedly | Overheating due to poor ventilation; Speaker impedance too low; Volume too high. | Ensure proper ventilation; Check speaker impedance compatibility; Reduce volume. |
Spesifikasi
| Nombor Model | RX-4105 |
| Kuasa Keluaran | 100 Watts RMS per channel x 2 |
| Saluran | Stereo 2 Saluran |
| Respons Kekerapan | 20-20,000Hz |
| herotan | Kurang daripada 0.08% |
| Penala | AM/FM with 30 station presets |
| Output Speaker | A and B clip-type speaker outputs |
| Bicu Fon Kepala | 0.25 inci (6.35mm) |
| Dimensi (W x H x D) | 17-3/8 in x 5-7/16 in x 13 in (440mm x 138mm x 332mm) |
| Berat Barang | 19.7 paun |
Waranti dan Sokongan
Maklumat Waranti
The Sherwood RX-4105 receiver typically comes with a two-year warranty. Please note that the warranty does not cover misuse of the product. For specific warranty terms and conditions, refer to the warranty card included with your purchase or contact Sherwood customer service.
Sokongan Pelanggan
For technical assistance, service, or further inquiries, please visit the official Sherwood website or contact their customer support line. Keep your purchase receipt and product serial number (located on the rear panel) handy when contacting support.
