Bubuka
The Surfans F28 is a high-fidelity portable music player designed to deliver an immersive audio experience. Featuring dual ESS9018 DACs, a 4.4mm balanced output, and comprehensive Bluetooth 5.2 support including LDAC and aptX HD, the F28 supports a wide range of lossless audio formats. This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your device to ensure optimal performance and longevity.

Gambar 1: Hareup jeung tukang view of the Surfans F28 HiFi Music Player.
Eusi pakét
Punten parios yén sadaya barang anu didaptarkeun di handap aya dina pakét anjeun:
- 1x Surfans F28 HiFi Music Player
- 1x Kabel Ngecas USB-C
- 1x 128GB Micro SD Card (pre-installed or included separately)
- 1x Manual Pamaké (dokumén ieu)

Figure 2: Illustration of typical package contents.
Produk Leuwihview
Familiarize yourself with the various components and controls of your F28 music player.
Fitur konci:
- Dual ESS9018 DACs: For high-resolution audio decoding and minimal distortion.
- 4.4mm kaluaran saimbang: Provides enhanced audio quality and power for demanding headphones.
- Kaluaran 3.5mm Tungtung Tunggal: Standard audio output for common headphones.
- Bluetooth dua arah 5.2: Supports LDAC and aptX HD for high-quality wireless audio transmission and reception.
- Layar rampa IPS 3.5 inci: Pikeun navigasi sareng kontrol anu intuitif.
- ALPS Analog Volume Knob: For precise volume adjustments.
- Panyimpenan anu tiasa dilegakeun: Supports Micro SD cards up to 512GB.
- Palabuhan USB-C: Pikeun ngecas sareng mindahkeun data.

Figure 3: The F28 player showcasing its display and audio capabilities.

Figure 4: The dual ESS9018K2M DAC chips, central to the F28's high-fidelity audio.

Figure 5: Top panel with 4.4mm balanced and 3.5mm single-ended audio outputs, and the ALPS analog volume knob.
Disetél
1. Ngecas Alat
Before first use, fully charge the F28. Connect the included USB-C cable to the player's USB-C port and the other end to a USB power adapter (5V/1A recommended) or a computer's USB port. The charging indicator will show the charging status. A full charge typically takes several hours.
2. Nyelapkeun Kartu Micro SD
The F28 supports Micro SD cards up to 512GB. Locate the Micro SD card slot on the bottom of the device. Gently insert the Micro SD card with the gold contacts facing down until it clicks into place. To remove, push the card in slightly until it springs out.

Figure 6: Inserting the Micro SD card and connecting via USB-C for data transfer.
3. Mindahkeun Musik Files
Connect the F28 to your computer using the USB-C cable. The player will appear as a removable storage device. You can then drag and drop your music files directly into the Micro SD card's folders. The F28 supports various lossless formats including DSD (DSF/DFF), FLAC/WAV (up to 384kHz), AIFF/APE, as well as MP3/AAC.

Figure 7: Supported audio file formats for the F28 player.
Parentah Operasi
1. Daya Hurung / Pareum
- Daya Hurung: Pencét jeung tahan tombol daya (aya di sisi) nepi ka layar hurung.
- Pareum listrik: Press and hold the power button until a power-off prompt appears, then confirm.
2. Napigasi Dasar
The F28 features a 3.5-inch IPS touchscreen for primary navigation. Swipe gestures and taps are used to select options and move between menus. Physical buttons on the side provide additional control for playback (play/pause, next/previous track) and menu navigation.
3. Puterkeun Musik
Tina ménu utama, pilih "Musik Kuring" atanapi "Folder" pikeun ngotéktak audio anjeun files. Tap on a song to begin playback. The playback screen displays track information, progress, and playback controls.
4. Volume Control
Adjust the volume using the gold-colored ALPS analog knob located on the top right of the device. Rotate clockwise to increase volume and counter-clockwise to decrease. The volume level will be displayed on the screen.
5. Konektipitas Bluetooth
The F28 supports Bidirectional Bluetooth 5.2 with LDAC and aptX HD codecs for high-quality wireless audio. To pair with Bluetooth headphones or speakers:
- Go to "System Settings" and select "Bluetooth".
- Hurungkeun Bluetooth.
- The player will scan for available devices. Select your device from the list to pair.
The F28 can also act as a Bluetooth receiver, allowing you to stream audio from your phone or PC to the player.

Figure 8: The F28 features a Bluetooth 5.2 chip for stable and high-quality wireless connections.
6. Setélan ékualiser
The F28 includes an equalizer to customize your sound. Navigate to the "Equalizer" option in the settings. You can choose from various presets or create a custom sound profile by adjusting the frequency bands.

Figure 9: Customizing audio with the built-in equalizer.
7. Nyambungkeun ka Alat Éksternal
Use the 4.4mm balanced or 3.5mm single-ended output to connect to headphones, amplifiers, or speakers. The USB-C port also supports USB DAC functionality, allowing the F28 to act as an external sound card for your computer.

Figure 10: The F28 can be connected to various audio systems, including acting as a USB DAC for computers.
Pangropéa
- beberesih: Anggo kaén anu lemes sareng garing pikeun ngabersihan alat. Ulah make cleaners abrasive atawa pangleyur.
- Panyimpenan: Nyimpen pamuter dina tiis, tempat garing jauh ti sinar panonpoé langsung jeung hawa ekstrim.
- Perawatan batré: Pikeun manjangkeun umur batré, ulah sering ngosongkeun batréna. Upami disimpen kanggo waktos anu lami, ngecas batréna dugi ka sakitar 50% unggal sababaraha bulan.
Pamérésan masalah
| Masalah | Mungkin Cukang lantaranana | Solusi |
|---|---|---|
| Alat teu hurung. | batré lemah; alat beku. | Charge the device for at least 30 minutes. If still unresponsive, try holding the power button for 10-15 seconds for a hard reset. |
| Touchscreen is unresponsive or slow. | Gangguan parangkat lunak samentawis; gangguan pelindung layar. | Restart the device. Ensure the screen is clean and free of debris. If using a screen protector, ensure it is properly applied and not too thick. |
| Masalah papasangan Bluetooth. | Device not in pairing mode; distance; interference. | Ensure both devices are in pairing mode and within range. Turn off and on Bluetooth on both devices. Clear previous pairings if necessary. |
| Low volume via Bluetooth. | Volume settings on both devices; codec compatibility. | Increase volume on both the F28 and the connected Bluetooth device. Ensure optimal codec (LDAC/aptX HD) is selected if supported by the receiving device. |
| Musik files not recognized or played in incorrect order. | Korupsi files; file system indexing issue. | Mastikeun files are in supported formats. Re-scan the music library from the player's settings. If issues persist, try reformatting the Micro SD card (backup data first) and re-transferring files. Note: Some players may sort by filename alphabetically rather than track number metadata. |
spésifikasi
| Fitur | Rincian |
|---|---|
| Ngaran modél | F28 128G |
| Dimensi produk | 0.7 x 2.6 x 4.7 inci |
| Item Beurat | 9.6 ons |
| Chip DAC | ESS9018K2M Ganda |
| Format Audio Dirojong | DSD (DSF/DFF), FLAC/WAV (up to 384kHz/32-bit), AIFF/APE, MP3/AAC, WMA Lossless |
| Vérsi Bluetooth | 5.2 (Bidirectional, supports LDAC/aptX HD) |
| Ukuran layar | 3.5 Inches IPS Touchscreen |
| Panyimpenan internal | 128GB (included Micro SD card) |
| Panyimpenan Expandable | Up to 512GB via Micro SD card |
| Batré | 1x 12V battery (included), approx. 12-hour playback |
| Palabuhan Kaluaran | 4.4mm Saimbang, 3.5mm Tungtung Tunggal |
| Téhnologi konektipitas | Aux, Bluetooth 5.2, USB-C |
| Fitur husus | Ékualiser |
Garansi sareng Rojongan
For warranty information and technical support, please refer to the official Surfans websitus atanapi ngahubungan layanan palanggan maranéhanana langsung. Simpen resi pameseran anjeun salaku bukti pameseran pikeun klaim garansi.
You can visit the official Surfans Store on Amazon for more information and support: Toko Audio Surfans





