1. Uvod
This manual provides essential information for the proper setup, operation, and maintenance of your Bose RA-8 Stereo Receiver. Please read it thoroughly before using the unit to ensure optimal performance and safety. The Bose RA-8 is a compact stereo receiver featuring FM/AM tuner capabilities and an integrated amplifier, designed to deliver high-quality audio performance.
Slika 1: Spredaj view of the Bose RA-8 Stereo Receiver. This image shows the compact design and primary controls of the unit.
2. Varnostne informacije
Vedno upoštevajte naslednje varnostne ukrepe, da preprečite električni udar, požar ali poškodbe enote:
- vir energije: Connect the unit only to an AC 100V, 50/60Hz power supply.
- Prezračevanje: Zagotovite zadostno prezračevanje. Ne blokirajte prezračevalnih odprtin.
- Voda in vlaga: Naprave ne izpostavljajte dežju ali vlagi. Na napravo ne postavljajte predmetov, napolnjenih s tekočinami, kot so vaze.
- Tuji predmeti: Do not insert any metallic objects or flammable materials into the unit.
- Servisiranje: Ne poskušajte servisirati enote sami. Vsa servisna dela prepustite usposobljenemu serviserju.
- Umestitev: Place the unit on a stable, level surface away from direct sunlight, heat sources, and excessive dust or vibrations.
3. Nastavitev
3.1 Razpakiranje
Carefully remove the unit from its packaging. Retain the packaging materials for future transport or storage.
3.2 Povezave
Pred kakršnimi koli priklopi se prepričajte, da je enota izklopljena.
- Povezava zvočnikov: Connect your speakers to the speaker terminals on the rear panel. The unit supports a load impedance of 6Ω to 16Ω. Ensure correct polarity (+ to + and - to -).
- Povezava avdio vira: Connect external audio devices (CD player, MD player, tape deck, or other AUX sources) to the corresponding input jacks on the rear panel using appropriate audio cables. The input sensitivity for CD, MD, and TAPE/AUX is 200mV/47kΩ.
- Antenska povezava:
- FM antena: Connect the supplied FM antenna or an external FM antenna to the FM antenna terminal. For optimal reception, extend the antenna fully.
- AM antena: Connect the supplied AM loop antenna to the AM antenna terminals. Position the loop antenna for best reception.
- Napajalni priključek: After all other connections are made, plug the power cord into an AC 100V wall outlet.
4. Navodila za uporabo
4.1 Vklop/izklop
Pritisnite MOČ gumb na sprednji plošči ali daljinskem upravljalniku za vklop ali izklop enote.
4.2 Izbira vira
Pritisnite CD, MD, oz TAPE/AUX buttons on the front panel or remote control to select the desired audio input source.
4.3 Delovanje sprejemnika
- Izbira pasu: Pritisnite FM/AM gumb za preklapljanje med pasovi FM in AM.
- Ročna nastavitev: Uporabite TUNE +/- gumbe za ročno nastavitev frekvence.
- Auto Tuning (Scan Tuning): Pritisnite in držite TUNE +/- gumbe za samodejno iskanje naslednje razpoložljive postaje.
- Prednastavljene postaje: The unit allows registration of up to 30 FM/AM broadcast stations. Refer to the detailed instructions for saving and recalling preset stations. The Area Fine Memory feature allows recalling stations by specifying a region.
- AM Stereo Reception: The unit supports AM stereo broadcasts.
4.4 Nadzor glasnosti
Glasnost poslušanja prilagodite z uporabo GLASNOST gumb na sprednji plošči ali GLASNOST +/- gumbi na daljinskem upravljalniku.
4.5 Funkcije časovnika
- AI Sleep Timer: This function allows the unit to automatically turn off after a set period, useful for listening to music while falling asleep.
- Advanced Timer: The unit features an advanced timer for scheduled recording or as an alarm function. Consult the full manual for detailed programming instructions.
5. Vzdrževanje
To maintain the performance and appearance of your Bose RA-8, follow these guidelines:
- Čiščenje: Napravo obrišite z mehko, suho krpo. Za trdovratne madeže uporabite krpo, ki jo rahloampened with water or a mild detergent, then wipe dry. Do not use abrasive cleaners, alcohol, benzene, or thinners, as these can damage the finish.
- Prezračevanje: Periodically check that the ventilation openings are free from dust and obstructions.
- Napajalni kabel: Inspect the power cord regularly for any damage. If damaged, discontinue use and contact qualified service personnel.
6. Odpravljanje težav
If you experience problems with your Bose RA-8, refer to the following common issues and solutions:
| Težava | Možen vzrok | rešitev |
|---|---|---|
| Brez moči | Napajalni kabel ni priključen; vtičnica je okvarjena | Prepričajte se, da je napajalni kabel varno priključen; poskusite z drugo vtičnico. |
| Brez zvoka | Volume too low; Incorrect input source selected; Speaker cables disconnected | Increase volume; Select correct input source; Check speaker connections. |
| Poor FM/AM reception | Antenna not connected or poorly positioned; Interference | Connect and adjust antenna position; Move unit away from other electronic devices. |
| Daljinski upravljalnik ne deluje | Prazne baterije; Ovira med daljinskim upravljalnikom in enoto | Replace remote control batteries; Remove any obstructions. |
If the problem persists after trying these solutions, please contact Bose customer support or a qualified service technician.
7. Specifikacije
| Funkcija | Specifikacija |
|---|---|
| Oddelek FM sprejemnika | |
| Frequency Range (STEP) | 76 - 108 MHz (100 kHz step) |
| Practical Sensitivity | 14.2 dBf (MONO) |
| S/N Ratio (65 dBf) | Monaural: 75 dB or more |
| Frequency Characteristics (Stereo) | 30 - 15,000 Hz (+1 dB, -3 dB) |
| Distortion (IHF, 65 dBf, Monaural 1 kHz) | 0.4 % ali manj |
| Stereo ločitev (1 kHz) | 40 dB ali več |
| Oddelek za sprejemnik AM | |
| Frequency Range (STEP) | 531 - 1,629 kHz (9 kHz step) |
| Practical Sensitivity (Loop Antenna) | 57 dBμV/m |
| Popolno harmonično popačenje | 0.9 % ali manj |
| S/N Ratio (80 dB/m) | 40 dB ali več |
| Stereo Separation (400 Hz) | 20 dB ali več |
| Ampodsek za dvigalo | |
| Practical Maximum Output (1 kHz, EIAJ) | 25 W + 25 W (6Ω) |
| Popolno harmonično popačenje | 0.03 % ali manj |
| Impedanca obremenitve | 6Ω - 16Ω |
| Vhodna občutljivost/impedanca (1 kHz) | CD: 200 mV/47 kΩ MD: 200 mV/47 kΩ TAPE/AUX: 200 mV/47 kΩ |
| Maximum Allowable Input (1 kHz) | CD, MD: 3 V (THD 1.0%) |
| Izhodna voltage (1 kHz) | MD/TAPE/AUX: 200 mV/47 kΩ |
| Izhodna impedanca (1 kHz) | MD/TAPE/AUX: 2.2 kΩ |
| Frequency Characteristics (1 W) | CD, MD, TAPE/AUX: 10 - 70,000 Hz (+3 dB, -3 dB) |
| Razmerje S/N | CD, MD, TAPE/AUX: 80 dB or more |
| Splošno | |
| Napajanje Voltage | AC 100 V |
| Frekvenca napajanja | 50/60 Hz |
| Poraba energije | 40 W |
| Power Outlet (Non-interlocked, Max) | 100 W |
| Zunanje mere (Š x V x G) | 200 x 72.5 x 280 mm |
| Weight (Main Unit Only) | 3.1 kg |
| Tehnologija povezljivosti | POMOŽ |
| Nadzorna metoda | Daljinsko |
8. Garancija in podpora
Bose products are designed for reliability and performance. For warranty information, please refer to the warranty card included with your product or visit the official Bose website. For technical support, troubleshooting assistance beyond this manual, or service inquiries, please contact Bose customer support through their official channels. Keep your purchase receipt as proof of purchase for warranty claims.
Za več informacij lahko obiščete Bose Store on Amazon.co.jp.
