The DVD-S820GK is a DVD player produced by Panasonic. It supports DVD-Video, MP3, JPEG, MPEG4, DivX, etc. It also has optical digital output, coaxial digital output, S video output, and component video output.
This service manual provides detailed instructions for qualified technicians to repair the Panasonic DVD‑S820GK DVD player. It includes safety warnings, handling of electro‑static‑sensitive components, laser diode precautions and legal repair notices.
The document contains step‑by‑step disassembly procedures, diagnostic and repair mode tables, adjustment guidelines, block diagrams, circuit schematics, exploded views and a complete parts list with reference designators. This manual is written in Chinese.
| Power supply voltage | 110‑240 V AC, 50/60 Hz |
|---|---|
| Power consumption | 14 W |
| Standby power consumption | ≈24 W |
| Dimensions (W × D × H) | 430 mm × 258 mm × 43 mm |
| Weight | 2.2 kg (approx.) |
| Operating temperature range | +5 °C to +35 °C |
| Operating humidity range | 5 % to 90 % RH (no condensation) |
| Laser wavelength | 653 nm / 790 nm |
| Laser class | Class 1 / Class 3A |
| Video output level | 0.75 V p‑p (75 Ω) |
| Audio output level | 2 V rms |
Technicians should inspect insulation of original wires, replace any shorted or overheated parts, use anti‑static wrist straps, ground the workbench, and avoid looking directly at the laser diode.
The optical pickup uses lasers with wavelengths of 653 nm and 790 nm.
The unit operates from an AC source of 110 V to 240 V at 50 Hz or 60 Hz.