Depusheng GR22 Live Sound Card User Manual

1. Pengenalan

The Depusheng GR22 Live Sound Card is a versatile USB audio interface designed for high-quality recording, arranging, and live streaming. It offers excellent sampling rates, noise reduction, and phantom power, making it suitable for various professional audio applications. Available in 2-channel and 4-channel options, it provides robust compatibility with popular music production software.

2. Ciri-ciri Utama

• Tinggi SampKadar ling: 24-bit/192kHz for clear audio and excellent sound quality.
• Pengurangan Bunyi: Low-noise microphone preamplifier for three-dimensional transparency.
• Kuasa Hantu: Built-in 48V phantom power for condenser microphones, ensuring stable voltage and low noise.
• Input Instrumen: High dynamic range instrument input supports guitar/bass recording without overload or distortion.
• Pemantauan masa nyata: 6.5mm monitor output jack with independent volume control.
• Keserasian Kuat: Supports major DAWs like Studio One, Cubase, FL Studio, Reaper, and AU.
• Ketersambungan: High-speed USB 2.0/3.0 (Type-C) for easy connection to PC/Mac/iOS (and partially Android devices).

3. Panduan Persediaan

3.1 Kandungan Pakej

• Depusheng GR22 Live Sound Card (2-channel or 4-channel version)
• Kabel USB (Jenis-C)
• Manual Pengguna (dokumen ini)

3.2 Pemasangan Pemandu

The Depusheng GR22 utilizes an ASIO driver for optimal performance. Please ensure you have the correct ASIO driver installed on your computer. Typically, the device is plug-and-play, but for advanced features and lowest latency, an ASIO driver is recommended. Refer to the manufacturer's website for the latest driver downloads if needed.

3.3 Menyambung Peranti Anda

The GR22 can be connected to various devices for recording and mixing. Use the provided USB Type-C cable to connect the interface to your computer (PC/Mac) or mobile device (iOS/partial Android).

3.4 Sumber Kuasa

The GR22 is powered via its USB Type-C port. Ensure a stable power connection. Some models may feature a 'Power Source Switch' on the rear panel to select between USB3.0 data connection or 5VDC power input. Use the appropriate setting for your connection method.

4. Arahan Operasi

4.1 Front Panel Controls (2-Channel Version)

• Penunjuk KUASA: Menyala apabila peranti dihidupkan.
• Penunjuk 48V: Lights up when 48V phantom power is active.
• GAIN Knobs (1, 2): Adjusts the input sensitivity for microphone and line signals. Set to an ideal internal control level to prevent clipping.
• PHANTOM Power Switch: Mengaktifkan kuasa hantu 48V untuk mikrofon pemeluwap.
• LOW CUT Switch: Engages a high-pass filter to reduce unwanted low-frequency noise.
• MIC/LINE/XLR Input Interface (INPUT 1L, INPUT 2R): Combo jacks for XLR microphones or 1/4" line/instrument inputs.
• LOOPBACK Button: Enables loopback function for internal recording of computer audio.
• Suis MONO/STEREO: Selects between mono or stereo input mode.
• Tombol CAMPURAN: Blends the direct input signal with the playback signal from the computer for monitoring.
• Tombol TELEFON: Laraskan kelantangan untuk output fon kepala.
• VOL Knob (OUT): Mengawal kelantangan output utama.

4.2 Front Panel Controls (4-Channel Version)

• Penunjuk KUASA: Menyala apabila peranti dihidupkan.
• Penunjuk 48V: Lights up when 48V phantom power is active.
• GAIN Knobs (1, 2, 3, 4): Adjusts the input sensitivity for microphone and line signals for each channel.
• PHANTOM Power Switches: Activates 48V phantom power for condenser microphones on respective channels.
• MIC/LINE/XLR Input Connectors: Combo jacks for XLR microphones or 1/4" line/instrument inputs.
• LOOPBACK Button: Enables loopback function.
• Suis MONO/STEREO: Selects between mono or stereo input mode.
• Tombol CAMPURAN: Blends the direct input signal with the playback signal from the computer for monitoring.
• Tombol MONITOR: Adjusts the main monitor output volume.
• PHONE Knobs (1, 2): Adjusts the volume for the headphone outputs.

4.3 Instrument Input

The GR22 features high dynamic range instrument inputs (e.g., INPUT 2R on 2-channel, or specific inputs on 4-channel) that support direct connection of guitars or basses. This design helps prevent overload or distortion during recording.

4.4 Pemantauan Masa Nyata

Connect your headphones to the 6.5mm headphone jack. Use the dedicated PHONE knob to adjust the monitoring volume independently. This allows you to hear your input signal and playback without latency.

5. Penyelenggaraan

• Pembersihan: Gunakan kain lembut dan kering untuk membersihkan bahagian luar peranti. Elakkan menggunakan pembersih cecair atau pelarut.
• Storan: Store the sound card in a cool, dry place away from direct sunlight and extreme temperatures.
• Pengendalian: Handle the device with care to avoid physical damage to knobs, switches, and ports.

6. Penyelesaian masalah

• Tiada Keluaran Bunyi:
  • Check all cable connections (USB, speakers, headphones).
  • Ensure the main VOL knob and PHONE knob are turned up.
  • Verify that the GR22 is selected as the audio input/output device in your computer's sound settings and DAW.
  • Confirm that the power indicator light is on.
• Low Sound Volume from Microphone:
  • Increase the GAIN knob for the respective input channel.
  • If using a condenser microphone, ensure 48V PHANTOM power is enabled.
  • Nota Penting: When using microphone input, it is recommended to use an XLR connector. Using a 6.5mm (1/4") connector for a microphone may result in low sound volume.
• Herotan/Keratan:
  • Kecilkan tombol GAIN untuk saluran input.
  • Check the input levels in your DAW to ensure they are not peaking.
  • If recording instruments, the GR22's high dynamic headroom should prevent most distortion, but excessive input signal can still cause issues.
• Peranti Tidak Dikenali oleh Komputer:
  • Cuba port USB atau kabel lain.
  • Mulakan semula komputer anda.
  • Reinstall the ASIO driver if necessary.
  • Ensure the 'Power Source Switch' (if present on your model) is set correctly.

7. Spesifikasi

8. Petua Pengguna

• Optimal Microphone Connection: For best sound quality and to avoid low volume issues, always use an XLR cable when connecting microphones, especially condenser microphones requiring phantom power.
• Keuntungan Staging: Pay attention to your gain levels. Start with the GAIN knobs low and gradually increase them until you achieve a strong signal without clipping (distortion). Most DAWs will have input meters to help you visualize this.
• Monitoring Mix: Utilize the MIX knob to balance your direct input signal with the playback from your computer. This is crucial for latency-free monitoring during recording.
• Keserasian Perisian: While the GR22 is compatible with many DAWs, ensure your software is updated and configured to use the ASIO driver for the best performance and lowest latency.

9. Waranti dan Sokongan

Untuk maklumat jaminan dan sokongan teknikal, sila rujuk Depusheng rasmi webtapak atau hubungi peruncit anda. Simpan bukti pembelian anda untuk sebarang tuntutan waranti.