1. Inleiding
Thank you for choosing the S.M.S.L DL400 Audio DAC & Headphone Amplifier. This device is designed to deliver high-fidelity audio performance, featuring advanced decoding capabilities and a powerful balanced headphone amplifier. Please read this manual thoroughly to ensure proper setup and operation.
2. Veiligheidsinligting
- Moenie die eenheid uitmekaar haal of verander nie.
- Hou die eenheid weg van water, vog en direkte sonlig.
- Verseker behoorlike ventilasie om oorverhitting te voorkom.
- Gebruik slegs die meegeleverde kragadapter.
- Vermy om swaar voorwerpe op die eenheid te plaas.
- Ontkoppel die eenheid tydens weerligstorms of wanneer dit vir lang tye ongebruik word.
3. Pakketinhoud
Verifieer dat alle items in jou pakket teenwoordig is:
- S.M.S.L DL400 Audio DAC & Headphone Amplewendiger
- Vinnige Begingids
- Afstandbeheerder
- Kragkabel
- USB kabel
- Bluetooth-antenne
4. Produk verbyview
4.1 Voorpaneel
The front panel features essential controls and headphone outputs.
Image: The front panel of the S.M.S.L DL400, highlighting the 6.35mm headphone port and 4.4mm balanced headphone port, along with power output specifications for 16Ω and 300Ω loads.
- 6.35 mm koptelefoonaansluiting: Standaard enkel-eindige koptelefoonuitset.
- 4.4mm Gebalanseerde Koptelefoonaansluiting: Balanced headphone output for enhanced audio quality.
- Vertoon skerm: Shows current input, volume, sample rate, and menu options.
- knop: Multi-function control for volume adjustment and menu navigation.
4.2 Agterpaneel
The rear panel provides various input and output connections.
Beeld: 'n Gedetailleerde view of the S.M.S.L DL400's rear panel, illustrating all available input and output ports including XLR, RCA, AES/EBU, Coaxial, Optical, I2S, USB, Bluetooth Antenna, and Power Input.
- XLR Gebalanseerde Uitvoer: Professional balanced analog audio output.
- RCA-uitset: Standard single-ended analog audio output.
- AES/EBU Input: Professional digital audio input.
- Koaksiale invoer: Digitale klankinvoer via koaksiale kabel.
- Optiese invoer: Digital audio input via optical fiber.
- I2S Input: High-performance digital audio input, often used with dedicated audio transports.
- USB-invoer: Connects to a computer or other USB audio source.
- Bluetooth-antenne: For wireless audio reception.
- Kragtoevoer: Koppel aan die AC-kragbron.
5. Opstelling
5.1 Aansluitkrag
- Ensure the DL400 is switched off.
- Connect the provided power cable to the power input on the rear panel.
- Steek die ander kant van die kragkabel in 'n geskikte wisselstroomaansluiting.
5.2 Verbinding van klankbronne
Kies een van die volgende metodes om jou oudiobron te koppel:
- USB: Connect a computer or digital audio player to the USB input using a USB cable.
- Opties/koaksiaal: Connect a CD player, TV, or game console to the Optical or Coaxial input.
- AES/EBU: For professional audio equipment, connect to the AES/EBU input.
- I2S: Connect compatible I2S sources. Refer to the image below for I2S interface standards.
Image: Diagram illustrating normal and reversed I2S pin definitions, as well as normal and inverted XLR pin configurations, for professional interface compatibility.
- Bluetooth: Screw the Bluetooth antenna onto its connector on the rear panel.
5.3 Koppel oorfone
Koppel jou oorfone aan die 6.35mm- of 4.4mm-gebalanseerde oorfone-aansluiting op die voorpaneel.
5.4 Verbinding met 'n Ampluidsprekers
If using the DL400 as a DAC for an external ampluidsprekers of aktiewe luidsprekers:
- RCA: Connect the RCA outputs to your amplifier's analog inputs using RCA cables.
- XLR: Connect the XLR balanced outputs to your amplifier's balanced inputs using XLR cables.
6. Bedryfsinstruksies
6.1 Krag aan/af
Toggle the power switch on the rear panel to turn the unit on or off. The front display will illuminate upon power-on.
6.2 Invoerkeuse
Rotate the front panel knob or use the remote control to cycle through available input sources (USB, Optical, Coaxial, AES/EBU, I2S, Bluetooth).
6.3 Volumebeheer
Rotate the front panel knob clockwise to increase volume and counter-clockwise to decrease it. The volume level is displayed on the screen. Alternatively, use the volume buttons on the remote control.
6.4 Afstandbeheerfunksies
The included remote control provides convenient access to various functions.
Image: The infrared remote control for the S.M.S.L DL400, showing buttons for power, navigation, menu, input switching, mute, volume, and customizable FN key. It also highlights adjustable display brightness.
- AAN/UIT: Power on/off the unit.
- Back/Previous Track: Navigate back or to the previous track (for supported sources).
- Up Select / Play/Pause: Navigate up in menus or play/pause audio.
- Enter/Exit Menu: Access or exit the menu.
- Enter Submenu / Next Track: Enter a submenu or skip to the next track.
- Af kies: Navigeer afwaarts in spyskaarte.
- Skakelaarinvoer: Blaai deur invoerbronne.
- Demp: Demp/ontdemp klank.
- FN sleutel: Customizable function key.
- Volume op/af: Pas volume aan.
6.5 Kieslysnavigasie en -instellings
Press the knob or the 'Enter' button on the remote to access the main menu. Rotate the knob or use the up/down buttons to navigate, and press to select.
- PCM-filters: The DL400 offers various PCM digital filters to tailor the sound to your preference. Experiment with options like Linear Fast, Minimum Fast, Linear Slow, Minimum Slow, Apodizing, Minimum Phase, and Low Dispersion.
Image: The S.M.S.L DL400 display showing PCM filter options and a frequency spectrum graph illustrating the characteristics of different filter types (Linear Fast, Minimum Fast, Linear Slow, Minimum Slow, Apodizing, Minimum Phase, Low Dispersion).
- Sound Color: Adjust the tonal characteristics of the audio output.
- DPLL Functionality: Digital Phase-Locked Loop settings. If audio interruptions occur due to poor clock stability, increasing the DPLL value (from 1-15, default is 5) can help.
- Vertoon helderheid: Adjust the brightness of the front display (6 levels available).
6.6 MQA Decoding
The DL400 supports full MQA decoding, allowing you to experience Master Quality Authenticated audio files at their highest resolution.
Image: Explains MQA (Master Quality Authenticated) full decoding support on the DL400, showing the MQA logo and a visual representation of 'Music Origami' for high-resolution audio.
7. Onderhoud
- Maak die eenheid skoon met 'n sagte, droë lap. Moenie vloeibare skoonmaakmiddels of aërosols gebruik nie.
- Hou die ventilasie-openinge skoon van stof en puin.
- Store the unit in a cool, dry place when not in use for extended periods.
8. Probleemoplossing
| Probleem | Moontlike oorsaak | Oplossing |
|---|---|---|
| Geen krag nie | Kragkabel nie gekoppel nie; Skakel af | Check power cable connection; Turn on power switch |
| Geen klankuitset nie | Incorrect input selected; Volume too low; Muted; Cables loose | Select correct input; Increase volume; Unmute; Check all audio cable connections |
| Verwronge klank | Source issue; Incorrect sample rate; Faulty cable | Check audio source; Verify sample rate settings; Replace cables |
| Bluetooth verbind nie | Antenna not connected; Device not in pairing mode; Interference | Ensure Bluetooth antenna is connected; Put DL400 and device in pairing mode; Reduce distance or interference |
| Afstandbeheer werk nie | Batteries dead; Obstruction; Out of range | Replace batteries; Remove obstructions; Operate within range |
9. Spesifikasies
| Kenmerk | Spesifikasie |
|---|---|
| DAC-skyfie | ES9039MSPRO |
| USB-verwerker | XMOS XU-316 (3rd Generation) |
| PCM -ondersteuning | Tot 32-bis/768kHz |
| DSD-ondersteuning | DSD512 (Hard Decoding), DSD256 (Native) |
| Koptelefoon-uitsetkrag (32Ω) | 3000mW x 2 |
| Koptelefoon-uitsetkrag (300Ω) | 700mW |
| Insette | USB, Optical, Coaxial, AES/EBU, I2S, Bluetooth |
| Uitsette | RCA, XLR, 6.35mm Headphone, 4.4mm Balanced Headphone |
| Bluetooth weergawe | 5.1 |
| Bluetooth-kodeks | aptX, aptX HD, LDAC, AAC, SBC |
| MQA-ondersteuning | Volledige MQA-dekodering |
| Afmetings (B x D x H) | 250 mm x 240 mm x 47 mm (ongeveer 9.84 x 9.45 x 1.85 duim) |
| Item gewig | 4.4 pond (ongeveer 2 kg) |
10. Waarborg en Ondersteuning
The S.M.S.L DL400 comes with a standard manufacturer's warranty. Please refer to the warranty card included in your package or visit the official S.M.S.L webwebwerf vir gedetailleerde waarborgbepalings en -voorwaardes.
For technical support, troubleshooting assistance, or service inquiries, please contact your retailer or the official S.M.S.L customer support channels.