Firstly, before going to see SIO pins and their functions we will know what exactly is SIO. We will see it in this laptop motherboard repair guide. SIO stands for Super Input Output Controller. SIO is sometimes called KBC … Continued
For doing repair the laptop VRM section we firstly must know that the laptop CPU VRM section generates CPU core voltage to the CPU. When all rest of the other power is ok then only CPU CORE voltage is generated. … Continued
Understanding the power sequence of laptop motherboards is very important. Firstly the power sequence is the exchange of voltages and signals between the motherboard chips. Secondly, This happens before anything appears on the screen. The power sequence is the phase … Continued
Step Down Section 3.3Volt & 5Volt Always Section is the second section in the laptop motherboard. This section receives adapter voltage and generates 3 volts to get power to SIO.Secondly, this section is also called as Always Voltage section. It … Continued
Below are the steps to follow to repair the laptop battery charging section : Steps Firstly, Check AD_ID signal in HP or in Dell laptop Secondly, Replace the battery and recheck Thirdly, Check voltage at the positive terminal when the … Continued
Firstly the use of PCI Express port is to diagnose desktop motherboards. Secondly, PCI ports come in 4 sizes 1x, 2x, 3x, and 4x. We are going to see PCI Port and Debug Card in detail Signal Names And … Continued