USB/Parallel Laptop Motherboard Analyzer/Diagnostic Test POST Card (4-Digit Codes)
Diagnose the motherboard signal which shows the problem of CPU Memory and display card and so on. - LED displays show diagnosis result of motherboard. Especially helpful to pinpoint where is the problem when power on the computer and find no display - Plug-and-play - Come with a USB cable and an English user's guide with diagnostic error code lookup