When working in a computer room, it is often necessary to keep the air conditioning on, but we know that blowing air conditioning for a long time is not good for the body. Therefore, life hacker Jim thought of creating a mini cooling device that can replace air conditioning. First, you need to prepare an … Read more
Today I encountered a Lenovo computer from 2009 that only makes the sound of the CPU fan running at high speed on boot, but the monitor has no signal, and the mouse and keyboard lights are not on. Repeatedly switching it on and off has no effect. First, determine if there is a POST (Power-On … Read more
The methods described in this article draw from the experiences of predecessors and the practical operations summarized by Lao Mo. This document is organized to serve as a reminder, as they say, “Previous events can serve as a teacher for future ones.” This article only represents Lao Mo’s personal views, serving as a record for … Read more