Разные коннекторы на материнской плате

• AT Backup Battery connector 
• AT LED/Keylock connector 
• Motherboard CPU Cooling fan connector 
• Motherboard IrDA connector For motherboards with a IrDA compliant Infrared Module connector.
• PC Speaker connector 
• Pinout of IRDA at Abit BE6-xxx Motherboard 
• Pinout of IRDA at FIC FA-11 (And other) 
• Turbo LED connector 

• Atari Falcon030 DSP Port 

• GeekPort connector The GeekPort is a connector available at Be's BeBox computers. This is a dream for all hobby engineers who like to connect the computer to the coffee machine.

• ATX Form Factor card The ATX Form Factor Card is used to upgrade AT motherboards to meet ATX standards and support PC97, PC98 specificatioin.