Instant Light Feedback: PCIe 16X test card lights all LEDs when activated. Any dark LED signals open or short circuit in Southbridge or damaged capacitor.
Southbridge Circuit Test: This PCI Express slot tester detects open or short faults automatically via software controlled circuit. No manual resistance checking required.
Dual Power Inputs: Motherboard diagnostic card uses 12V DC or motherboard 6P PCIe power. Short 24P green and black wires to enable quick diagnosis.
Motherboard Repair Aid: PCIe 16X motherboard tester pinpoints whether fault comes from graphics card or chip. Essential for unstable GPU or no display systems.
Works With Kits: This PCIe 16X slot tester pairs with complementary tools to locate faults efficiently. Ideal for desktop boards that show FF code or fail to boot.nannannannannan