This is the power button circuit board for the Dell Precision 7750 Laptop with the optional fingerprint reader integrated power button.
Compatible Dell Laptops:
Precision 7750 with FP power button
DPart Number: DM9CY
NOTE: the Precision 7750 was offered with the option of a fingerprint reader integrated with the power button, this board is for 7750 systems that have that FP reader with the power button- these PB/FP boards do not have the LED light.