Internal and external pin configuration of Mother Board Internal pin configuration with latest mother board

Internal and external pin configuration of Mother Board Internal pin configuration with latest mother board 

Internal and external pin configuration of Mother Board Internal pin configuration of mother board or external mother board pin

10pin com port:- It is used to connect serial port(RS232port)

26 pin LPT (line printer terminal):- It is used to connect Parallel port

40 pin IDE connector:- It is used to connect IDE HDD or IDE CDROM

34 pin FDC (floppy disk controller):- it is used to connect FDD (Floppy disk drive)

12 pin power connector:- It is used to connect AT(Advanced Technology) SMPS(switch mode power supply)

20 pin power connector:- It is used to connect ATX(Advanced Technology Extended) SMPS

5+5 or 5+4 USB(universal serial bus)connector:- it is used to connect USB port

26 pin sound port:- it is used to connect audio connectors

16 pin VGA(video graphic adapter):- it is used to connect VGA connector

External pin configuration

9pin D-Type male connector(serial port):- it is used to connect external modem and serial mouse.

25 pin D-Type Female connector(parallel port) :- it is used to connect printer

15 pin D-type female connector (VGA connector):- it is used to connect monitor

15 pin D-type female connector (joy stick):- it is used to connect joy stick connector

6 pin din connector: - It is used to connect ps/2 key board or ps/2

Mouse

5 pin Normal connector:- it is used to connect Normal key board.

Usb:universal serial bus it supports max 127 devices in usb ther 2versions

1)1.1

2)2.0