1. Ifihan
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 amplifier.

Aworan 1.1: Iwaju ati ẹhin view of the S.M.S.L RAW-HA1 Power Amplifier, showcasing apẹrẹ kekere rẹ ati awọn ibudo titẹ sii/o wu oriṣiriṣi.
2. Alaye Aabo
- Ibi ti ina elekitiriki ti nwa: Lo oluyipada agbara pàtó kan. Rii daju pe voltage ibaamu awọn ibeere ti agbegbe rẹ.
- Afẹfẹ: Ma ṣe dina awọn ṣiṣi atẹgun. Rii daju pe sisan afẹfẹ to peye ni ayika ẹyọ lati ṣe idiwọ igbona.
- Ọrinrin: Keep the device away from water, humidity, and liquids. Do not operate with wet hands.
- Ibi: Place the unit on a stable, flat surface. Avoid placing it near heat sources or in direct sunlight.
- Ṣiṣẹ: Ma ṣe gbiyanju lati tu tabi tun ẹya ara rẹ ṣe. Tọkasi gbogbo iṣẹ si oṣiṣẹ oṣiṣẹ.
- Ninu: Ge asopọ agbara ṣaaju ṣiṣe mimọ. Lo asọ asọ ti o gbẹ. Ma ṣe lo olomi tabi awọn olutọpa aerosol.
3. Package Awọn akoonu
Jọwọ ṣayẹwo pe gbogbo awọn nkan wa ninu package:
- S.M.S.L RAW-HA1 Power Ampitanna
- Latọna jijin Adarí
- Okun agbara
- Okun USB
- Eriali Bluetooth
- Afowoyi Olumulo (iwe-ipamọ yii)
4. Ọja Ipariview
4.1 Igbimọ iwaju

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 ru Panel

Image 4.2: Rear panel of the RAW-HA1, illustrating all input and output connections with numbered labels.
- Bọtini iṣẹ: Multi-function control for volume and menu.
- Remote window: Olugba infurarẹẹdi fun isakoṣo latọna jijin.
- Imọlẹ atọka: Atọka ipo.
- Akọkọ agbekọri 6.35mm: Àgbéjáde agbekọri deede.
- Akọkọ agbekọri 4.4mm: Ìjáde agbekọri ti o wa ni iwọntunwọnsi.
- Iṣagbewọle Coaxial: Ìbáṣepọ̀ ohùn oní-nọ́ńbà.
- Eriali Bluetooth: Connection point for the Bluetooth antenna.
- Iṣawọle opitika: Ìbáṣepọ̀ ohùn oní-nọ́ńbà.
- Line input (RCA): Afọwọṣe iwe ohun.
- Iṣẹjade Subwoofer: Dedicated output for a subwoofer.
- Iwọle USB: 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: Asopọmọra titẹ agbara.
4.3 Key Awọn ẹya ara ẹrọ
- Iṣakoso iwọn didun: Utilizes the NJW1194 chip for accurate volume control and low distortion.
- Atilẹyin MQA: Supports MQA (Master Quality Authenticated) and MQA-CD decoding for high-resolution audio playback.
- Advanced USB Interface: Features a 3rd Generation XMOS XU-316 chip, supporting PCM up to 32bit/768kHz and DSD up to DSD256.
- High-End DAC: Incorporates the CS43131 DAC chip for digital-to-analog conversion.
- Efficient Power Ampolutọpa: Equipped with a new digital high-power amplifier chip for high efficiency and low energy consumption.
- Asopọmọra Bluetooth: 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 amplification.

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. Eto
Follow these steps to set up your S.M.S.L RAW-HA1 ampolutọpa:
- So Awọn Agbọrọsọ: 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 -).
- So Awọn orisun Olohun pọ:
- USB: Connect a USB cable from your computer to the "USB IN" port (11).
- Optical/Coaxial: 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).
- Sopọ Subwoofer (Àṣàyàn): If using a subwoofer, connect it to the "SW OUT" port (10).
- So agbara: Connect the power cable to the "AC IN" port (15) and then to a wall outlet.
- Agbara Tan: Flip the power switch on the rear panel to the "ON" position. The unit will power on.
6. Awọn ilana Iṣiṣẹ
6.1 Agbara Tan / Pa
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 Aṣayan titẹ sii
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 Iṣakoso iwọn didun
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 Sisopọ Bluetooth
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 Sisisẹsẹhin
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. Itọju
- Ninu: 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.
- Ibi ipamọ: 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.
- Afẹfẹ: Regularly check that the ventilation openings are clear of dust and debris to ensure proper heat dissipation.
8. Laasigbotitusita
| Isoro | Owun to le Fa | Ojutu |
|---|---|---|
| No sound output from speakers/headphones. |
|
|
| Daru tabi ko dara ohun didara. |
|
|
| Awọn oran asopọ Bluetooth. |
|
|
| USB connection is unstable or drops. |
|
|
| Isakoṣo latọna jijin ko dahun. |
|
|
9. Awọn pato
| Iṣawọle | HDMI (ARC), RCA, Bluetooth, USB, Optical, Coaxial |
| THD+N | 0.003% |
| SNR | 108dB |
| Iyapa ikanni | 87dB |
| Input Sensitivity / Impedance | 245mV / 22kΩ |
| Output Power (Stereophonic) |
|
| Gbigbe USB | USB2.0 (Asynchronous Transfer) |
| Ibamu USB | Windows 7/8/8.1/10/11, macOS, Linux |
| MQA Decoder | USB, Opitika, Coaxial |
| Dókòódù MQA-CD | Opitika, Coaxial |
| Bit Depth (USB) | 1bit, 16~32bit |
| Bit Depth (Optical/Coaxial) | 1bit, 16~24bit |
| Sampling Rate (USB) |
|
| Sampling Rate (Optical/Coaxial) |
|
| Bluetooth Specification | 5.1 (supports SBC, AAC, aptX, aptX HD, LDAC) |
| Agbara agbara | 40W (Normal Volume) |
| Awọn iwọn (WxHxD) | 219mm x 45mm x 190mm (8.62 x 1.77 x 7.48 inches) |
| Iwọn | 1.55kg / 3.42 lbs |
| Olupese | LEAUDIO |
| Nọmba awoṣe | Aise-HA1 |
10. Atilẹyin ọja ati Support
Fún àlàyé nípa àtìlẹ́yìn àti ìrànlọ́wọ́ ìmọ̀ ẹ̀rọ, jọ̀wọ́ wo àwọn ìwé tí a pèsè pẹ̀lú ohun tí o rà tàbí kí o kan sí olùpèsè náà tààrà. Pa ẹ̀rí ìràwọ́ rẹ mọ́ fún àwọn ẹ̀tọ́ àtìlẹ́yìn.