Lavaudio DS220 HiFi Bluetooth Receiver User Manual

1. Įvadas

This manual provides detailed instructions for the setup, operation, and maintenance of your Lavaudio DS220 HiFi Bluetooth Receiver. Please read this manual thoroughly before using the device to ensure proper functionality and to maximize your audio experience. The DS220 is designed to seamlessly integrate high-resolution Bluetooth audio into your existing home stereo system.

2. Saugos informacija

• Saugokite prietaisą nuo vandens ar per didelės drėgmės.
• Nestatykite prietaiso šalia šilumos šaltinių arba tiesioginiuose saulės spinduliuose.
• Naudokite tik pateiktą maitinimo adapterį ir laidus.
• Nebandykite patys ardyti ar taisyti įrenginio. Visus techninės priežiūros darbus patikėkite kvalifikuotiems specialistams.
• Užtikrinkite tinkamą vėdinimą aplink įrenginį veikimo metu.

3. Pakuotės turinys

Patikrinkite, ar pakuotėje yra visi toliau išvardyti daiktai:

Image: Contents of the Lavaudio DS220 package, including the receiver, cables, and power adapter.

• Lavaudio DS220 HiFi Bluetooth Receiver x 1
• USB įkrovimo laidas x 1
• 3.5mm Female to 2RCA Splitter Cable x 1
• 2RCA to 2RCA Stereo Audio Cable x 1
• Optinis garso kabelis x 1
• Maitinimo adapteris x 1
• Vartotojo vadovas x 1

4. Produktas baigtasview

Vaizdas: priekis view of the Lavaudio DS220 HiFi Bluetooth Receiver with its antenna.

4.1 Priekinio skydelio valdikliai ir ekranas

Image: Close-up of the DS220's OLED display and control buttons.

• M mygtukas: Press and hold for 2 seconds to enter pairing mode. Press and hold for 4 seconds to power off. Press and hold for 10 seconds to perform a factory reset.
• OLED ekranas: Shows current mode (USB, Bluetooth), track information, volume level, and EQ mode.
• Rotary Knob (+/-): Adjusts volume. Press to cycle through EQ modes.

4.2 Galinio skydelio prievadai

Vaizdas: Galinis view of the DS220 showing its various output and input ports.

• 5 V nuolatinė srovė: Maitinimo įvesties prievadas.
• ATSISAKYTI: Optinė skaitmeninė garso išvestis.
• R-RCA OUT-L: Analog RCA stereo audio output.
• USB IN: USB Type-C input for connecting to a computer or other audio source.

5. Sąranka

5.1 Pradinis įjungimas

Connect the provided power adapter to the DC 5V port on the DS220 and plug it into a power outlet. The device will automatically power on and enter pairing mode for first-time use.

5.2 Prijungimas prie garso sistemos

The DS220 offers flexible output options to connect to your amplifier arba maitinami garsiakalbiai:

• Naudojant RCA kabelius: Connect the 2RCA to 2RCA stereo audio cable from the R-RCA OUT-L ports on the DS220 to the corresponding RCA input ports (e.g., AUX IN) on your ampkeltuvai arba maitinami garsiakalbiai.
• Using Optical Cable: Connect the optical audio cable from the OPT OUT port on the DS220 to the optical input port on your ampkeltuvas arba DAC.

Užtikrinkite savo amplifier or audio system is set to the correct input mode (e.g., AUX, Optical) corresponding to your connection.

6. Naudojimo instrukcijos

Image: Step-by-step visual guide for connecting, pairing, playing, and adjusting EQ.

6.1 Bluetooth IN Mode

Image: Detailed guide for Bluetooth IN mode setup.

1. Maitinimas: Ensure the DS220 is powered on. For first-time use, it will automatically enter pairing mode, indicated by a quickly flashing Bluetooth icon on the OLED display.
2. Enter Pairing Mode (if not first-time use): If the device is already connected or in standby, press and hold the 'M' button for 2 seconds until the Bluetooth icon flashes rapidly.
3. Poravimas: On your smartphone, tablet, or other Bluetooth audio source, enable Bluetooth and search for available devices. Select "DS220" from the list to connect.
4. Groti muziką: Once connected, the Bluetooth icon will stop flashing and remain solid. You can now play audio from your connected device through the DS220.

6.2 USB IN Mode

Image: Diagram illustrating USB IN mode setup.

To use the DS220 as a USB DAC:

1. Connect the provided USB cable from your computer/laptop or other audio source device to the USB IN port on the DS220.
2. Connect the DS220's RCA or Optical output to your ampkeltuvai arba maitinami garsiakalbiai.
3. The DS220 will automatically switch to USB audio mode. You can now play audio from your computer through the DS220.

6.3 EQ Mode and Volume Control

• EQ režimas: Press the rotary knob to cycle through various EQ modes such as Rock, Pop, Jazz, etc. The selected EQ mode will be displayed on the OLED screen. You can also adjust Bass and Treble settings within the EQ menu.
• Garsumo valdymas: Norėdami padidinti garsumą, sukite rankenėlę pagal laikrodžio rodyklę, o norėdami sumažinti – prieš laikrodžio rodyklę.

7. Garso kokybė ir kodekai

The Lavaudio DS220 supports various high-definition audio codecs to ensure optimal sound quality:

Image: Comparison of audio bitrates for various codecs supported by the DS220.

• LDAC: Supports up to 24bit/96 kHz sampling rate with a bitrate of 990 kbps, offering high-resolution wireless audio.
• aptX-HD: Supports up to 24bit/48 kHz sampling rate with a bitrate of 576 kbps, providing high-definition audio over Bluetooth.
• CCA: Supports up to 16bit/96 kHz sampling rate with a bitrate of 264 kbps.
• SBC: Supports up to 16bit/48 kHz sampling rate with a bitrate of 328 kbps, a standard Bluetooth audio codec.

Image: The DS220 integrated into a home stereo setup for high-definition audio.

The DS220 features a Qualcomm 5125 Bluetooth chip and an ESS ES9018K2M DAC chip for superior audio processing.

8. Problemų sprendimas

Žr. toliau pateiktas dažniausiai pasitaikančias problemas ir sprendimus:

Q1: How to enter pairing mode?

A: For first-time use, the Lavaudio DS220 automatically enters pairing mode after power-on. To manually enter pairing mode, press and hold the 'M' button for 2 seconds until the Bluetooth icon on the display flashes rapidly.

Q2: What does it mean when the Bluetooth icon slowly flashes?

A: A slowly flashing Bluetooth icon indicates that the DS220 is in standby mode.

Q3: Why do I have a sound problem when connecting DS220 by optical output?

A: If your device does not support a 96K sample rate, try switching LDAC off. This often resolves sound issues. To do this, find DS220 in your phone's Bluetooth list, click to open the drop-down list, and switch LDAC to off. Ensure you use a power adapter for power supply to eliminate ground loop noise.

9. Specifikacijos

10. Priežiūra

To ensure the longevity and optimal performance of your Lavaudio DS220, follow these maintenance guidelines:

• Valymas: Įrenginio išorę valykite minkštu, sausu skudurėliu. Nenaudokite skystų valiklių ar aerozolių.
• Saugykla: Kai ilgesnį laiką nenaudojate prietaiso, laikykite jį vėsioje, sausoje vietoje, apsaugotoje nuo tiesioginių saulės spindulių ir ekstremalių temperatūrų.
• Tvarkymas: Elkitės su įrenginiu atsargiai. Venkite jo numesti ir stipriai sutrenkti.

11. Garantija ir palaikymas

For warranty information and technical support, please refer to the official Lavaudio websvetainėje arba susisiekite su jų klientų aptarnavimo tarnyba. Išsaugokite pirkimo kvitą kaip pirkimo įrodymą bet kokiems garantiniams reikalavimams.

Pastaba: remiantis pateiktais duomenimis, nebuvo galima įterpti jokių oficialių produkto vaizdo įrašų.