How to Resolve High CPU Fan Speed on Boot Without System Startup

How to Resolve High CPU Fan Speed on Boot Without System Startup

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

Understanding the Various Slots on a Desktop Motherboard

Understanding the Various Slots on a Desktop Motherboard

This article provides a detailed explanation of what each slot on a motherboard represents and aims to offer corresponding assistance. It will greatly help in providing a thorough analysis. This analysis is based on the H610-VH motherboard. 1: Motherboard power slot. If it is not plugged in or the motherboard does not respond, we can … Read more

How to Solve Black Screen and No Signal After Booting the Computer

How to Solve Black Screen and No Signal After Booting the Computer

1. Reason Analysis: 1. The data cable connecting the monitor and the host may be loose or broken, leading to poor contact, or the monitor may be broken. 2. The metal strip of the graphics card inserted into the motherboard slot may have fallen off, rusted, or broken. 3. The metal strip of the memory … Read more

Troubleshooting Desktop Computer Display Issues

Troubleshooting Desktop Computer Display Issues

The computer has been idle for a few days, or it was working fine before I left work yesterday, but today it won’t start. Symptoms – the fan turns on briefly and then stops, repeating this cycle. Alternatively, the computer might start but the screen remains blank. This issue is something I hear from customers … Read more

Troubleshooting Monitor Display Issues: A Practical Guide

Troubleshooting Monitor Display Issues: A Practical Guide

The methods described in this article draw on the experiences of predecessors and summarize the practical operations of Lao Mo. This is organized into writing to serve as a reminder that past experiences can guide future actions. This article represents only Lao Mo’s personal views, recorded for the purpose of reviewing and learning anew. 1 … Read more

Princeton University: Detailed Explanation of Memory Computing Embedded CPU [Download Included]

Princeton University: Detailed Explanation of Memory Computing Embedded CPU [Download Included]

At the “ 2019 IEEE Hot Chips 31“ conference held on August 20 this year, representatives from academia and industry detailed their cutting-edge and core technologies in the chip field and released some heavyweight chip products.In the field of computer storage, researchers from Princeton University have also provided a new direction, which is to let … Read more