1. Uvod
The S.M.S.L RAW-HA1 is a versatile power amplifier designed for high-fidelity audio reproduction. It integrates a digital-to-analog converter (DAC) and supports various audio formats, including MQA and MQA-CD. This manual provides instructions for the proper setup, operation, and maintenance of your RAW-HA1 ampsredstvo za podsticanje.

Slika 1.1: Prednja i stražnja strana view of the S.M.S.L RAW-HA1 Power Ampspasilac, showcasing svojim kompaktnim dizajnom i raznim ulazno/izlaznim priključcima.
2. Sigurnosne informacije
- Napajanje: Koristite samo navedeni adapter za napajanje. Provjerite glasnoćutage odgovara zahtjevima vaše regije.
- Ventilacija: Ne blokirajte ventilacijske otvore. Osigurajte dovoljan protok zraka oko uređaja kako biste spriječili pregrijavanje.
- Vlaga: Keep the device away from water, humidity, and liquids. Do not operate with wet hands.
- Plasman: Postavite uređaj na stabilnu, ravnu površinu. Izbjegavajte postavljanje u blizinu izvora topline ili na izravnu sunčevu svjetlost.
- Servisiranje: Ne pokušavajte sami rastavljati ili popravljati uređaj. Sve servisne radove prepustite kvalificiranom osoblju.
- Čišćenje: Isključite napajanje prije čišćenja. Koristite meku, suhu krpu. Nemojte koristiti tekuća ili aerosolna sredstva za čišćenje.
3. Sadržaj paketa
Molimo provjerite jesu li svi artikli prisutni u paketu:
- S.M.S.L RAW-HA1 Power Amplifter
- Daljinski upravljač
- Kabel za napajanje
- USB kabel
- Bluetooth antena
- Korisnički priručnik (ovaj dokument)
4. Proizvod je gotovview
4.1 Prednja ploča

Image 4.1: Front panel of the RAW-HA1, showing the display, volume knob, and headphone outputs.
The front panel features a display screen, a multi-function knob for volume control and menu navigation, and two headphone output jacks (6.35mm and 4.4mm).
4.2 Stražnja ploča

Image 4.2: Rear panel of the RAW-HA1, illustrating all input and output connections with numbered labels.
- Funkcijski gumb: Multi-function control for volume and menu.
- Remote window: Infracrveni prijemnik za daljinski upravljač.
- Svjetlo indikatora: Indikator statusa.
- 6.35 mm priključak za slušalice: Standard headphone output.
- 4.4 mm priključak za slušalice: Balanced headphone output.
- Koaksijalni ulaz: Digitalni audio ulaz.
- Bluetooth antena: Connection point for the Bluetooth antenna.
- Optički ulaz: Digitalni audio ulaz.
- Linijski ulaz (RCA): Analogni audio ulaz.
- Izlaz subwoofera: Dedicated output for a subwoofer.
- USB ulaz: USB-B port for connecting to a computer.
- HDMI (ARC) input: Audio Return Channel input for TV connection.
- Right output (Speakers): Positive and negative terminals for the right speaker.
- Left output (Speakers): Positive and negative terminals for the left speaker.
- AC IN: Ulazni konektor za napajanje.
4.3 Ključne značajke
- Kontrola glasnoće: Utilizes the NJW1194 chip for accurate volume control and low distortion.
- MQA podrška: Supports MQA (Master Quality Authenticated) and MQA-CD decoding for high-resolution audio playback.
- Napredno USB sučelje: Features a 3rd Generation XMOS XU-316 chip, supporting PCM up to 32bit/768kHz and DSD up to DSD256.
- Vrhunski DAC: Incorporates the CS43131 DAC chip for digital-to-analog conversion.
- Učinkovita snaga Ampdizalica: Equipped with a new digital high-power amplifier chip for high efficiency and low energy consumption.
- Bluetooth povezivanje: Bluetooth 5.1 with support for SBC, AAC, aptX, aptX HD, and LDAC codecs.

Image 4.3: Illustration of the Infineon digital high-power amplifier chip, highlighting its role in efficient audio amposvještavanje.

Image 4.4: Diagram illustrating the NJW1194 electronic volume control chip, emphasizing its precision and low distortion characteristics.

Image 4.5: Visual representation of MQA and MQA-CD support, indicating the amplifier's capability to decode high-resolution audio formats.

Image 4.6: Depiction of the XMOS XU-316 chip, highlighting its support for high-resolution PCM and DSD audio streams.
5. Postavljanje
Follow these steps to set up your S.M.S.L RAW-HA1 ampdizalica:
- Spojite zvučnike: Connect your passive speakers to the "SPEAKERS OUT" terminals on the rear panel (13 for Right, 14 for Left). Ensure correct polarity (+ to + and - to -).
- Povežite audio izvore:
- USB: Connect a USB cable from your computer to the "USB IN" port (11).
- Optički/koaksijalni: Connect digital audio sources to the "OPTICAL IN" (8) or "COAXIAL IN" (6) ports.
- HDMI (ARC): Connect an HDMI cable from your TV's HDMI ARC port to the "HDMI (ARC) IN" port (12).
- RCA (Line In): Connect analog audio sources using RCA cables to the "LINE IN" ports (9).
- Bluetooth: Screw the provided Bluetooth antenna onto the "Bluetooth antenna" connector (7).
- Spojite subwoofer (opcionalno): If using a subwoofer, connect it to the "SW OUT" port (10).
- Priključite napajanje: Connect the power cable to the "AC IN" port (15) and then to a wall outlet.
- Uključivanje: Flip the power switch on the rear panel to the "ON" position. The unit will power on.
6. Upute za rad
6.1 Uključivanje/isključivanje
To power on the device, ensure the rear panel power switch is in the "ON" position. The unit will enter standby mode. Press the multi-function knob (1) or the power button on the remote control to turn the unit on. Press again to put it back into standby.
6.2 Odabir ulaza
Rotate the multi-function knob (1) to navigate through the input options displayed on the screen. Press the knob to confirm your selection. Alternatively, use the input selection buttons on the remote control.
6.3 Kontrola glasnoće
Rotate the multi-function knob (1) to adjust the volume level. The current volume will be displayed on the screen. Use the volume up/down buttons on the remote control for remote adjustment.
6.4 Bluetooth uparivanje
Select "Bluetooth" as the input source. The device will enter pairing mode. On your mobile device, search for "S.M.S.L RAW-HA1" in the Bluetooth settings and select it to pair. Once paired, the display will indicate a successful connection.
6.5 MQA Playback
When playing MQA content via USB, Optical, or Coaxial inputs, the display will indicate "MQA" or "MQA Studio" to confirm MQA decoding is active.
7. Održavanje
- Čišćenje: Disconnect the power cord before cleaning. Use a soft, dry, lint-free cloth to wipe the exterior of the unit. Avoid abrasive cleaners or solvents.
- Skladištenje: If storing the unit for an extended period, disconnect it from the power supply and store it in a cool, dry place away from direct sunlight.
- Ventilacija: Regularly check that the ventilation openings are clear of dust and debris to ensure proper heat dissipation.
8. Rješavanje problema
| Problem | Mogući uzrok | Otopina |
|---|---|---|
| Nema zvuka iz zvučnika/slušalica. |
|
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| Iskrivljen ili loš kvalitet zvuka. |
|
|
| Problemi s Bluetooth vezom. |
|
|
| USB connection is unstable or drops. |
|
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| Daljinski upravljač ne reagira. |
|
|
9. Specifikacije
| Ulazni | HDMI (ARC), RCA, Bluetooth, USB, Optical, Coaxial |
| THD+N | 0.003% |
| SNR | 108 dB |
| Odvajanje kanala | 87 dB |
| Ulazna osjetljivost/impedancija | 245mV / 22kΩ |
| Output Power (Stereophonic) |
|
| USB prijenos | USB2.0 (Asynchronous Transfer) |
| USB kompatibilnost | Windows 7/8/8.1/10/11, macOS, Linux |
| MQA dekoder | USB, optički, koaksijalni |
| MQA-CD Decoder | Optički, koaksijalni |
| Bit Depth (USB) | 1bit, 16~32bit |
| Bit Depth (Optical/Coaxial) | 1bit, 16~24bit |
| Sampling Rate (USB) |
|
| Sampling Rate (Optical/Coaxial) |
|
| Bluetooth specifikacija | 5.1 (supports SBC, AAC, aptX, aptX HD, LDAC) |
| Potrošnja energije | 40W (Normal Volume) |
| Dimenzije (ŠxVxD) | 219 mm x 45 mm x 190 mm (8.62 x 1.77 x 7.48 inča) |
| Težina | 1.55kg / 3.42lbs |
| Proizvođač | LEAUDIO |
| Broj modela | SIROVA-HA1 |
10. Jamstvo i podrška
For warranty information and technical support, please refer to the documentation provided with your purchase or contact the manufacturer directly. Keep your proof of purchase for warranty claims.