1. Utangulizi
The SMSL PO100 PRO is an ultra-compact USB digital audio interface decoder designed to elevate your audio experience. Featuring the advanced XMOS XU316 3rd generation USB solution, it supports high-resolution audio formats including PCM up to 32bit/768kHz and DSD native and DoP up to DSD512. This versatile device offers multiple output options (I2S, Coaxial, Optical) and includes MQA decoding capabilities. Its UAC1/2 mode switching makes it compatible with various devices, including game consoles like the Sony PS5 and Nintendo Switch, as well as PCs, Android, and iOS devices. With its low power consumption and portable design, the PO100 PRO is an ideal solution for high-fidelity audio on the go or as a central component in your home audio setup.
2. Sifa Muhimu
- Advanced USB Solution: Utilizes the XMOS XU316 3rd generation USB solution for superior performance.
- Usaidizi wa Sauti ya Msongo wa Juu: Supports PCM up to 32bit/768kHz and DSD native and DoP up to DSD512.
- Usimbuaji wa MQA: Includes MQA technology for playing back MQA audio files and streams, delivering the sound of the original master recording. MQA playback supports ASIO or WASAPI audio output.
- Muunganisho Unaofaa: Features USB Type-C input and I2S (LVDS level), Coaxial, and Optical digital outputs.
- UAC Mode Switching: Offers UAC1 and UAC2 modes for broad compatibility, including game consoles like Sony PS5 and Nintendo Switch.
- Matumizi ya Nguvu ya Chini: Can be powered directly by cell phones or other devices via a Type-C to Type-C cable.
- Ultra-Low Jitter: Built-in low phase noise clock ensures output inherent clock jitter as low as 75ps.
- Compact na Portable: Small dimensions (80x13x60mm) make it easy to carry in pockets and backpacks.
3. Yaliyomo kwenye Kifurushi
Tafadhali angalia kifurushi kwa vitu vifuatavyo:
- SMSL PO100 PRO USB Digital Interface
- Cable Type-C ya USB
- Mwongozo wa Maagizo
If any items are missing or damaged, please contact your seller for assistance.
4. Mwongozo wa Kuweka
4.1 Kuunganisha kwenye Kifaa Chanzo
The PO100 PRO uses a USB Type-C interface for input. Connect the device to your audio source using the provided USB Type-C cable.
- PC (Windows 7/8/8.1/10/11): Requires driver installation. Please visit the official S.M.S.L webtovuti ya kupakua kiendeshi kipya zaidi cha mfumo wako wa uendeshaji.
- Mac OSX10.6+ / Linux: Driverless operation.
- Android / iOS Devices: Compatible. Use a Type-C to Type-C cable for connection and power.
- Sony PS5 / Nintendo Switch: Compatible in UAC1 mode.
4.2 Connecting to an Audio System (Output)
The PO100 PRO offers three digital output options:
- I2S Output: Connect to a compatible DAC or digital turntable using an I2S cable. Supports LVDS level output up to 32bit/768kHz.
- Pato Koaxial: Unganisha kwa DAC au amplifier with a coaxial input using an RCA coaxial cable.
- Toleo la Macho: Unganisha kwa DAC au amplifier with an optical input using a TOSLINK optical cable.

4.3 Kubadilisha Modi
The PO100 PRO features two mode change-over switches on its side for I2S and UAC modes.

- I2S Mode Switching: Select between I2S Mode 1 and I2S Mode 2 based on the requirements of your connected DAC. This supports I2S output of LVDS level, up to 32bit/768kHz.
- UAC Mode Switching: Toggle between UAC1 and UAC2. UAC1 mode is recommended for connecting to game consoles like Sony PS5 and Nintendo Switch.
Note: After switching UAC1/2 mode, it will take effect only after a restart of the PO100 PRO.
5. Maagizo ya Uendeshaji
5.1 Kuwasha / Kuzima
The PO100 PRO is powered via its USB Type-C input. It will power on automatically when connected to a powered USB source. Disconnect the USB cable to power off.
Uchezaji wa MQA 5.2
The PO100 PRO supports MQA decoding. For optimal MQA playback on a PC, you may use software like foobar2000 or Audirvana, which support ASIO or WASAPI audio output. The MQA indicator on the device will change color to reflect the MQA status:
- Kijani: Ordinary MQA certified audio.
- Bluu: Studio MQA audio.
- Magenta: OFS (Original Sample Rate) MQA files with audio expanded by the front end.

5.3 Sample Kiashiria cha Kiwango
The device features a sample rate indicator that changes color based on the incoming audio signal's sampmasafa ya lugha:
- Kijani: 44.1 kHz / 48 kHz
- Bluu: 88.2 kHz / 96 kHz
- Nyekundu: 176.4 kHz / 192 kHz
- CYAN: 352.8 kHz / 384 kHz
- Za: 705.6 kHz / 768 kHz
- Nyeupe: DSD
5.4 Video Imeishaview
6. Vipimo
| Kigezo | Thamani |
|---|---|
| Mfano | SMSL PO100 PRO |
| Ingizo | USB (Asynchronization) |
| Vigezo vya USB | UAC1, UAC2 |
| Utangamano wa USB | Windows 7/8/8.1/10/11 (Needs Driver), Mac OSX10.6+, Linux (Driverless), Android, iOS, Sony PS5 (UAC1), Nintendo Switch (UAC1) |
| Pato | I2S, COAXIAL, OPTICAL |
| THD+N | 0.00008% (-141.7dB) |
| JITTER | 75ps (typical) |
| I2S SampKiwango cha ling | PCM 44.1 - 768kHz, DSD 2.8224 - 22.5792MHz |
| Optical/Coaxial SampKiwango cha ling | PCM 44.1 - 192kHz, DSD DSD64 (DoP) |
| I2S Bit Depth | 1bit, 16 - 32bit |
| Kina cha Biti ya Optiki/Koaxial | 1bit, 16 - 24bit |
| Ugavi wa Nguvu | 5V / 200mA |
| Vipimo (W x H x D) | 80 x 13 x 60mm |
| Nyenzo | Chuma |
| Uzito | 75g / 2.41oz |
| Uthibitisho | CE |

7. Utatuzi wa shida
- Hakuna Pato la Sauti:
- Hakikisha nyaya zote zimeunganishwa kwa usalama.
- Verify the correct input/output is selected on your connected DAC/ampmaisha zaidi.
- Check the UAC mode switch on the PO100 PRO and restart the device if changed.
- For Windows PCs, ensure the correct USB driver is installed and the PO100 PRO is selected as the audio output device.
- PS5 Volume Control Issues: In UAC1 mode, the SMSL PO100 PRO will disable the PS5 hardware volume control, resulting in the PS5 always outputting SPDIF at maximum volume. Adjust volume on your connected amplifier au DAC.
- MQA Playback Not Working: Ensure your playback software (e.g., foobar2000, Audirvana) is configured to output via ASIO or WASAPI. Check the MQA indicator for status.
- Device Not Recognized by PC: For Windows, ensure the specific driver for the PO100 PRO is installed. For Mac/Linux, ensure your OS version is compatible (OSX10.6+ for Mac, driverless for Linux).
8. Vidokezo vya Mtumiaji
- When connecting to a PS5 or Nintendo Switch, use UAC1 mode for optimal compatibility. Be aware that PS5 hardware volume control will be bypassed in this mode.
- The PO100 PRO is compatible with standard FLAC files and can connect to regular DACs supporting up to 192kHz PCM. DSD64 (DoP) is also supported.
- For portable use with Android or iOS devices, ensure you have a high-quality Type-C to Type-C cable for both data and power.
- Experiment with both I2S Mode 1 and I2S Mode 2 if you encounter compatibility issues with your I2S-enabled DAC.
9. Matengenezo na Matunzo
- Weka kifaa mbali na maji, unyevu na halijoto kali.
- Safisha kifaa kwa kitambaa laini na kavu. Usitumie kemikali kali au visafishaji vya abrasive.
- Epuka kuangusha au kuelekeza kifaa kwenye athari kali.
- Usijaribu kutenganisha au kurekebisha kifaa, kwani hii itabatilisha udhamini na inaweza kusababisha uharibifu.
10. Taarifa za Usalama
- Bidhaa hii imeundwa kwa matumizi ya ndani tu.
- Hakikisha uingizaji hewa sahihi karibu na kifaa ili kuzuia overheating.
- Use only the provided or recommended USB cables to connect the device.
- Do not operate the device if it has been damaged in any way.
11. Udhamini na Msaada
The SMSL PO100 PRO comes with a standard manufacturer's warranty. For detailed warranty information, please refer to the warranty card included with your product or contact your point of purchase. For technical support, driver downloads, or any other inquiries, please visit the official S.M.S.L webtovuti au wasiliana na huduma kwa wateja wao.





