Laptop USB Power Switch IO Board with Matching Flex Cable, OEM Part Number 0HF75 / 00HF75, Replacement Daughterboard Fit for Dell Precision 5530 5540 XPS 15 9570 7590 Notebook, Fix Broken USB Port & U

This replacement USB power switch small IO board comes with exclusive matched flexible connecting cable, OEM spare part number 0HF75 / 00HF75, specially designed for Dell Precision 5530, 5540 and XPS 15 9570, 7590 high-performance creator laptops, completely matching the original side switch and USB sub-board specification.

This integrated daughterboard combines USB data transmission interface and laptop power on/off control circuit, which perfectly solves common hardware failures caused by impact, liquid spillage or long-term wear: unresponsive power button, unable to boot up, USB port not detecting mouse, flash drive and external hard drive, intermittent disconnection of USB peripherals.

Every single board undergoes strict full-function testing before delivery to guarantee stable power control and smooth USB data transmission after installation. The internal circuit layout, chip configuration, fixed hole positions and flexible cable connector pin definitions are 100% consistent with the original factory component, no drilling, cutting or extra wiring modification required during maintenance.

Equipped with a dedicated soft flex cable to connect the IO board to the laptop mainboard, effectively avoiding poor contact, signal interruption or power failure caused by mismatched cables. All metal contact terminals adopt gold-plated anti-oxidation coating to resist dust, humidity and frequent plugging wear, maintaining reliable signal and power transmission for long-hour graphic design, video editing and office work.

It is an essential cost-effective repair spare part for computer maintenance stores, self-repair enthusiasts and IT technicians, quickly restoring full USB and power switch functions of Dell Precision and XPS 15 series creator notebooks without replacing the whole expensive laptop palm rest assembly.