This document is a product user manual, which introduces the features and characteristics of Longcheng computers and provides detailed instructions on working environment, getting started, computer equipment, operating system, maintenance, and security measures.
The document outlines the operating environment requirements, safety precautions, and proper handling of Greatwall computers. It includes temperature, humidity, pressure, and voltage limits, as well as guidance on avoiding moisture, magnetic fields, and improper lighting.
It also describes the main components such as the motherboard, CPU, and peripheral parts, and offers instructions for setup, positioning, and regular maintenance to ensure reliable performance. This manual is written in Chinese.
| Operating temperature | 10 °C to 35 °C |
|---|---|
| Storage temperature | -40 °C to 55 °C |
| Operating humidity | 35 % to 80 % |
| Maximum pressure | 86 kPa to 106 kPa |
| Supply voltage | 198 V‑242 V AC, 50 Hz |
The computer should be used in temperatures between 10 °C and 35 °C.
Supply AC voltage between 198 V and 242 V at 50 Hz.
The operating humidity should be between 35 % and 80 %.
Visit the official website at http://www.greatwal1.cn.