Ellyhill18 |
Posted: Sat Aug 28, 2021 7:49 am Post subject: Computer and office equipment repairs |
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Desktop Motherboard Repair: Step-by-Step Guide 1. Checking the Wires First of all, you should check the proper wire connectivity(both power cable and VJ cable) to make sure that the proper current is flowing through PC to monitor. 2. NUM Lock Check If your PC wiring (Power cable and VJ cable) and monitor wiring are all set. You should press the NUM lock to check if your PC is properly running or not. If NUM lock does not produce any light, it means the PC is not running well. 3. Check the RAM You can pull out your RAM and rub it to clean any dust, Carbon or moistness on it. Then you can put it back into the circuit. You can check all RAM slots step by step. If none of the RAM slots is generating a display, you should just change your RAM. 4. Check the Capacitors If a newer RAM is also not working. You should check your motherboard further, You should check all the capacitors’ reading on the motherboard. You can replace the faulty capacitors or moist pads of your motherboard. If all of your Capacitors and moist pads are working fine. You should check other parts as well. 5. Check the Bridge After checking the values of capacitors, you should check your Bridge. The bridge provides the power supply to the Display drivers and monitor. 6. Check the Resistors Next step is to check the resistors between the ICs and RAM chips. They are used in a series. So you can easily find the faulty resistor and replace it with a new one. |
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