Ups backup power. 4-Bit PC Analyzer Diagnostic Motherboard LPT Tester USB Post Test Card For Laptop Desktop Feature: This motherboard diagnostic card, also known as a.

Serial ahnlab v3 internet security. 4-Bit PC Analyzer Diagnostic Motherboard LPT Tester USB Post Test Card For Laptop Desktop Feature: This motherboard diagnostic card, also known as a POST card (power on self test), is a powerful diagnostic tool for technicians and administrators to troubleshoot various problems of compatible notebooks by using the 25 pin parallel printer port (LPT) and USB port for power.