DC Jack Power with Cable Harness for HP Pavilion 15-N 15-P 15-K 15-F 10-E Series 730932-SD1 730932-FD1 730932-YD1 732067-001 DC Jack Remove the dc jack from the system, and re-set it, or use a digital multi-meter to measure the resistance of the component between the DC Jack input, and each of the motherboard connector pins. This step can quickly confirm that the component is not internally defective if power stops supplying.