1. Ro-ràdh
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 amplosgadair.

Ìomhaigh 1.1: Aghaidh is cùl view of the S.M.S.L RAW-HA1 Power Ampsaoradair, taisbeanadhasing an dealbhadh teann aige agus diofar phuirt cuir a-steach / toraidh.
2. Fiosrachadh Sàbhailteachd
- Solar cumhachd: Cleachd an inneal-atharrachaidh cumhachd ainmichte a-mhàin. Dèan cinnteach gu bheil an tomhas-lìonaidhtage a rèir riatanasan na sgìre agad.
- Fionnarachadh: Na cuir bacadh air fosglaidhean fionnarachaidh. Dèan cinnteach gu bheil sruth-adhair iomchaidh timcheall an aonaid gus casg a chur air cus teasachadh.
- Taiseachd: Keep the device away from water, humidity, and liquids. Do not operate with wet hands.
- Suidheachadh: Place the unit on a stable, flat surface. Avoid placing it near heat sources or in direct sunlight.
- Seirbheis: Na feuch ri an aonad a thoirt às a chèile no a chàradh thu fhèin. Thoir aire do luchd-obrach teisteanasach airson a h-uile seirbheis.
- Glanadh: Dì-cheangail an cumhachd mus glan thu e. Cleachd clò bog, tioram. Na cleachd innealan-glanaidh leaghaidh no aerosol.
3. Pasgan-susbaint
Feuch an dèan thu cinnteach gu bheil a h-uile nì anns a’ phacaid:
- S.M.S.L RAW-HA1 Power Amplosgadair
- Rianadair Iomallach
- Càball cumhachd
- Càball USB
- Antenna airson Bluetooth
- Leabhar-làimhe cleachdaiche (an sgrìobhainn seo)
4. Toradh thallview
4.1 Pannal aghaidh

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 Cùl Pannal

Image 4.2: Rear panel of the RAW-HA1, illustrating all input and output connections with numbered labels.
- Knob gnìomh: Multi-function control for volume and menu.
- Remote window: Glacadair fo-dhearg airson an smachd iomallach.
- Solas comharra: Comharra inbhe.
- Seac cluas-cinn 6.35mm: Standard headphone output.
- Seac cluas-cinn 4.4mm: Balanced headphone output.
- Cur a-steach coaxial: Cuir a-steach claisneachd didseatach.
- Antenna Bluetooth: Connection point for the Bluetooth antenna.
- Teachd a-steach optigeach: Cuir a-steach claisneachd didseatach.
- Line input (RCA): Cuir a-steach claisneachd analog.
- Toradh subwoofer: Dedicated output for a subwoofer.
- Cuir a-steach 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 ANN: Ceanglaiche cuir a-steach cumhachd.
4.3 Prìomh fheartan
- Smachd tomhas-lìonaidh: Utilizes the NJW1194 chip for accurate volume control and low distortion.
- Taic 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.
- Cumhachd Èifeachdach Amplosgadair: Equipped with a new digital high-power amplifier chip for high efficiency and low energy consumption.
- Ceangal 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 ampsoillseachadh.

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. Suidhich
Follow these steps to set up your S.M.S.L RAW-HA1 amplosgadair:
- Ceangail Luchd-labhairt: 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 -).
- Ceangail Stòran Fuaim:
- 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).
- Ceangail an Subwoofer (Roghainneil): If using a subwoofer, connect it to the "SW OUT" port (10).
- Ceangal cumhachd: Connect the power cable to the "AC IN" port (15) and then to a wall outlet.
- Cumhachd air: Flip the power switch on the rear panel to the "ON" position. The unit will power on.
6. Stiùireadh Obrachaidh
6.1 Cumhachd air / dheth
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 Taghadh a-steach
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 Smachd tomhas-lìonaidh
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 Pairing 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 Ath-chluich MQA
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. Cumail suas
- Glanadh: 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.
- Stòradh: 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.
- Fionnarachadh: Regularly check that the ventilation openings are clear of dust and debris to ensure proper heat dissipation.
8. A ’dèanamh trioblaid
| Trioblaid | Adhbhar a dh’fhaodadh a bhith ann | Fuasgladh |
|---|---|---|
| No sound output from speakers/headphones. |
|
|
| Càileachd fuaim air a shaobhadh no bochd. |
|
|
| Duilgheadasan ceangail Bluetooth. |
|
|
| USB connection is unstable or drops. |
|
|
| Chan eil an smachd iomallach a’ freagairt. |
|
|
9. Sònrachaidhean
| Cuir a-steach | HDMI (ARC), RCA, Bluetooth, USB, Optical, Coaxial |
| THD+N | 0.003% |
| SNR | 108dB |
| Sgaradh seanail | 87dB |
| Cugallachd a-steach / bacadh | 245mV / 22kΩ |
| Output Power (Stereophonic) |
|
| Tar-chuir USB | USB2.0 (Asynchronous Transfer) |
| Co-fhreagarrachd USB | Windows 7/8/8.1/10/11, macOS, Linux |
| MQA decoder | USB, Optical, Coaxial |
| MQA-CD Decoder | Optical, coaxial |
| Bit Depth (USB) | 1bit, 16~32bit |
| Bit Depth (Optical/Coaxial) | 1bit, 16~24bit |
| Sampling Rate (USB) |
|
| SampÌre Ling (Optaigeach/Co-aiseach) |
|
| Sònrachadh Bluetooth | 5.1 (supports SBC, AAC, aptX, aptX HD, LDAC) |
| Caitheamh cumhachd | 40W (Normal Volume) |
| Meudan (WxHxD) | 219mm x 45mm x 190mm (8.62 x 1.77 x 7.48 òirleach) |
| Cuideam | 1.55kg / 3.42 lbs |
| Dèanadair | LEAUDIO |
| Modail Àireamh | RAW-HA1 |
10. Barantas agus Taic
Airson fiosrachadh barantais agus taic theicnigeach, thoir sùil air na sgrìobhainnean a chaidh a thoirt seachad leis a’ cheannach agad no cuir fios chun neach-dèanamh gu dìreach. Cùm do dhearbhadh ceannach airson tagraidhean barantais.