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PCIe 16X Tester, Motherboard Diagnostic Card with LED Indicator, Support Type C Power Supply for Desktop PC Repair, Computer Repair Tool

Overview

Specs

Reviews

Quick Fault Detection: Insert this PCIe 16X tester card into the desktop motherboard's slot to quickly identify faults, as it automatically detects open or short circuits in the Southbridge, helping determine if the issue is with the graphics card or the chip itself.
Efficient Diagnostic Tool: Features a software-controlled circuit to rapidly diagnose Southbridge issues, eliminating the need for manual testing and working with complementary kits to locate faults without requiring a separate resistance card.
Versatile Power Options: This motherboard diagnostic card is powered conveniently via a 12V DC input or directly through a standard motherboard 6-pin graphics card power connector, simplifying the setup for immediate diagnostics.
Clear LED Indicators: The test card is equipped with an LED indicator; pressing the switch illuminates all LEDs, and if any light fails to turn on, it signals a need to check the corresponding Southbridge pin for an open or short circuit or a damaged isolation capacitor.
Essential Repair Solution: An indispensable computer repair tool for addressing motherboards that fail to boot, show an FF code, have no display, or exhibit unstable GPU performance, effectively diagnosing display-related failures in desktop systems.

Additional Information
First Listed on Newegg	July 09, 2026

Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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