Unplug power cable from PSU. Press the power button for 20 seconds. Remove the CMOS battery and wait 5 minutes and insert CMOS battery back. Make sure to connect only the disk where Windows was installed…if you installed Windows while having only one disk on your PC.
Can boot loop be fixed?
Boot Loop Causes
Most issues can be resolved with a factory reset, but be aware that tinkering with your phone’s system files always comes with the risk of rendering the device unusable.
How do you get a computer out of a boot loop?
Unplug power and remove battery, press and hold power button for 30 seconds to release all power from circuitry, plug back in and power up to see if any change.