This document introduces how to use a certain brand DVD player, including installation, connection, and operation.
This manual covers essential safety precautions, including warnings about electric shock, laser radiation, and proper handling of the power adapters and battery pack. It also details the unit’s features, part names, connections, and step‑by‑step basic operations such as loading discs, adjusting picture settings, and using MP3 playback.
Additional sections explain function settings, various playback modes, troubleshooting tips, and the technical specifications of the player. The battery pack usage, charging procedure, and runtime information are provided to help users achieve optimal performance and longevity.
| Laser wavelength | 650 nm |
|---|---|
| Video system | NTSC/PAL/MULTI |
| Frequency response | 20 Hz–20 kHz 11 dB |
| Signal‑to‑noise ratio | 95 dB |
| Channel separation | 385 dB |
| Dynamic range | 85 dB |
| Analog audio output level | 2 V ±10 % |
| Analog audio load impedance | 10 kΩ |
| Digital audio output level | 1.6 V p‑p |
| Video output impedance | 75 Ω |
| Power supply | DC 9 V |
| Operating temperature | 5 °C to 35 °C |
| Power consumption | ≤20 W |
| Dimensions | 190 mm × 140 mm × 25 mm |
| Weight | 720 g |
Approximately 3 hours of continuous playback.
Approximately 5 hours of continuous playback.
Around 4.5 hours, depending on environmental conditions.