4 Bits Laptop LPT Diagnostic Card

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 laptop by using the 25 pin parallel printer port (LPT) and USB port (for power).

Features:

• Check the hardware in minutes.
   

• Pinpoint problems you don't even know you have.
   

• Easy installation with no need to open the computer case to use.
   

• Does no harm to the device while insert into the wrong slot of the main board.
   

• Designed to work on desktop as well as notebook computers through the USB port (for power) and the 25 pin parallel printer port (LPT).
   

• Must use the parallel port and the USB port at the same time to operate this analyzer.
   

Specification:

• Interface Type: 25 pin male printer connecter.
   

• 2 LED indicator: KEY, +5V.
   

• Hexadecimal character display.
   

• 2 keys for codes PREV /NEXT.
   

• Compliant BIOS: PHOENIX BIOS4.01~6.01, AMI BIOS 6.24, AWARD BIOS 4.51
   

• Concrete Computer Type: IBM, T20, T21, T22, T23, A20, A21, A22, DELL640, TOSHIBA 4030, etc.