Changes
2. Check memory (RAM):* Verify RAM memory modules are installed -*. The system will not boot without memoryit.
3. Check storage (HDD/SSD):* Verify power up without storage. Sometimes damaged drives may cause the overall system to malfunction.
4. Power Check power supply(PSU):
*Verify the power supply is not damaged and functions properly.
*If you have another power supply use it to eliminate and determine the failing side.
