This manual provides detailed instructions for the V55 digital music player, covering hardware features such as the 4.3‑inch LCD, USB 2.0 connectivity, and battery operation. It also describes how to use audio, video, image, e‑book, and radio functions, as well as system settings and firmware upgrades.
Safety precautions, button functions, and common troubleshooting steps are included to help users avoid damage and resolve typical issues like power failures or audio problems. This manual is written in Chinese.
| Screen size | 4.3 inch LCD, 480×272 pixels |
|---|---|
| USB interface | USB 2.0 high‑speed |
| Battery capacity | 30 mAh |
| Playback time (screen on, power‑saving) | ≈8 hours |
| Audio output power | ≈32 mW into 32 Ω |
Check that the battery has charge, then try connecting the power adapter and press the power button for three seconds.
Make sure the volume is not set to zero and verify that the headphones are properly connected.