1. Selelekela
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 ampmoqhobi.

Setšoantšo sa 1.1: Ka pele le ka morao view of the S.M.S.L RAW-HA1 Power Amplifer, showcasing its compact design and various input/output ports.
2. Boitsebiso ba Tšireletseho
- Phepelo ea motlakase: Sebelisa feela adaptara ea motlakase e boletsoeng. Etsa bonnete ba hore molumotage lumellana le litlhoko tsa sebaka sa heno.
- Moea oa moea: O se ke wa thiba masoba a moya. Etsa bonnete ba hore moya o phalla hantle ho potoloha yuniti ho thibela ho chesa haholo.
- Mongobo: Keep the device away from water, humidity, and liquids. Do not operate with wet hands.
- Sebaka: Place the unit on a stable, flat surface. Avoid placing it near heat sources or in direct sunlight.
- Litšebeletso: Se ke oa leka ho qhaqholla kapa ho lokisa yuniti ka bouena. Fetisetsa litšebeletso tsohle ho basebetsi ba tšoanelehang.
- Ho hloekisa: Tlosa motlakase pele o hloekisa. Sebelisa lesela le bonolo, le omeletseng. Se ke oa sebelisa metsi kapa aerosol cleaners.
3. Likahare tsa Sephutheloana
Ka kopo netefatsa hore lintho tsohle li teng ka har'a sephutheloana:
- S.M.S.L RAW-HA1 Power Ampmoqhobi
- Remote Controller
- Motlakase oa Motlakase
- Cable ea USB
- Antenna ea Bluetooth
- Bukana ea mosebelisi (tokomane ena)
4. Sehlahisoa Overview
4.1 Panel e ka pele

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 Phanele e ka morao

Image 4.2: Rear panel of the RAW-HA1, illustrating all input and output connections with numbered labels.
- Konopo ea mosebetsi: Multi-function control for volume and menu.
- Remote window: Moamoheli oa infrared bakeng sa taolo e hole.
- Lebone la sesupo: Sesupo sa boemo.
- 6.35mm headphone jack: Standard headphone output.
- 4.4mm headphone jack: Balanced headphone output.
- Kakaretso ea cocoa: Molumo oa dijithale o kentsweng.
- Antenna ea Bluetooth: Sebaka sa kgokelo bakeng sa antenna ya Bluetooth.
- Optical input: Molumo oa dijithale o kentsweng.
- Mothalo (RCA): Kenyelletso ea molumo oa analog.
- Sephetho sa Subwoofer: Dedicated output for a subwoofer.
- Kenyelletso ea 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.
- Lenaihana IN: Sehokelo sa ho kenya motlakase.
4.3 Likarolo tsa Bohlokoa
- Taolo ea Bolumo: Utilizes the NJW1194 chip for accurate volume control and low distortion.
- Tšehetso ea MQA: Supports MQA (Master Quality Authenticated) and MQA-CD decoding for high-resolution audio playback.
- Sehokelo sa USB se Tsoetseng Pele: 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.
- Matla a Sebetsang Hantle Amplifereletsi: Equipped with a new digital high-power amplifier chip for high efficiency and low energy consumption.
- Khokahano ea 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 amptokafatso.

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. Seta
Follow these steps to set up your S.M.S.L RAW-HA1 amplifereletsi:
- Kopanya Libui: 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 -).
- Hokela Mehloli ea Mantsoe:
- 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).
- Connect Subwoofer (Optional): If using a subwoofer, connect it to the "SW OUT" port (10).
- Kopanya Matla: Connect the power cable to the "AC IN" port (15) and then to a wall outlet.
- Matlafatsa: Flip the power switch on the rear panel to the "ON" position. The unit will power on.
6. Litaelo tsa Ts'ebetso
6.1 Ho Bulela/Ho tima
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 Kgetho ya Dikenyo
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 Taolo ea Molumo
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 Ho hokahanya ha 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 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. Tlhokomelo
- Ho hloekisa: 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.
- Polokelo: 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.
- Moea oa moea: Regularly check that the ventilation openings are clear of dust and debris to ensure proper heat dissipation.
8. Ho rarolla mathata
| Bothata | Lebaka le ka khonehang | Tharollo |
|---|---|---|
| No sound output from speakers/headphones. |
|
|
| Boleng ba modumo bo sothehileng kapa bo fokolang. |
|
|
| Mathata a khokahano ea Bluetooth. |
|
|
| USB connection is unstable or drops. |
|
|
| Remoutu control ha e arabe. |
|
|
9. Litlhaloso
| Kenyeletso | HDMI (ARC), RCA, Bluetooth, USB, Optical, Coaxial |
| THD+N | 0.003% |
| SNR | 108dB |
| Karohano ea Channel | 87dB |
| Boikutlo ba ho Kena / Impedance | 245mV / 22kΩ |
| Output Power (Stereophonic) |
|
| Phetiso ea USB | USB2.0 (Asynchronous Transfer) |
| Tšebelisano ea USB | Windows 7/8/8.1/10/11, macOS, Linux |
| Sesebelisoa sa MQA | USB, Optical, Coaxial |
| MQA-CD Decoder | Optical, Coaxial |
| Bit Depth (USB) | 1bit, 16~32bit |
| Bit Depth (Optical/Coaxial) | 1bit, 16~24bit |
| Sampling Rate (USB) |
|
| Sampling Rate (Optical/Coaxial) |
|
| Tlhaloso ea Bluetooth | 5.1 (supports SBC, AAC, aptX, aptX HD, LDAC) |
| Tšebeliso ea Matla | 40W (Normal Volume) |
| Litekanyo (WxHxD) | 219mm x 45mm x 190mm (8.62 x 1.77 x 7.48 lisenthimithara) |
| Boima ba 'mele | 1.55kg / 3.42lbs |
| Moetsi | LEAUDIO |
| Nomoro ea Mohlala | RAW-HA1 |
10. Tiisetso le Tšehetso
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.