The manual describes the main features of the VC‑M690 and VC‑M620 recorders, including long‑time recording modes (48 h for VC‑M690, 16 h for VC‑M620), security lock functions, multi‑segment recording, and high‑precision image handling. It also explains the control panel layout, button functions, and menu navigation for setting timers, channels, and language.
Safety precautions, connection diagrams, and emergency handling procedures are covered, along with detailed specifications such as power requirements, video input levels, tape speed, and physical dimensions. The document includes step‑by‑step instructions for tape cleaning, battery replacement, and troubleshooting common issues. This manual is written in Chinese.
| Recording System | VHS standard system |
|---|---|
| Maximum Recording Time (VC‑M690) | 48 hours |
| Power Supply | AC110V 60Hz |
| Operating Temperature | 5 °C ~ 40 °C |
| Weight | 4.4 kg |
| Video Input Level | 0.5 ~ 2.0 Vpp (75 Ω) |
| Tape Speed (Mode 1) | 33.35 mm/s |
It can record for up to 48 hours continuously.
They require an AC110 V, 60 Hz power source.
The recorder uses the VHS standard video system.
The tape moves at 33.35 mm/s in the first speed mode.