Mini PCI Mini PCI-E & LPC for easy access to your laptop PC - Ideal for IT enthusiasts and engineers to test and repair computer - Ideal and useful tool for notebook repairing partner - Diagnosis signal which show the problem of CPU Memory display card and so on - LED displays shows diagnosis result of motherboard - POST (Power On Self Test) card displays error code quickly after booting - Error code table offered makes you know the error details easily - Hexadecimal character display - Supports AMI Award Phoenix & Tandy 300 BIOS - English / Chinese user manual included