Mainboard

Mainboard







 (Socket)

 (BIOS)

Socket  Slot 

IDE / Floppy DISK Connector

Port

Expansion Slot



        ""  

 (Main Board, Mother Board)                    



 +  +    ..



 (BUS)         ""      PCI BUS   ISA BUS  MCA BUS  ISA BUS    ISA BUS    PCI 5   ISA  2 

  80486  VL-BUS  VESA Local BUS  32   VL BUS   PCI BUS     2540 AGP BUS (Accelerator Graphic Port)   VLBUS  

 (Socket) 

  (Socket)   486  ZIF Socket  Zero Insert Force         1   2   4   Socket   Socket 3 Socket 5 Socket 7  (PIN)   II, Celeron   Slot 1  PCI  Slot 1   Slot 1     Slot 1  Slot 1

 (BIOS)

 (BIOS)  Basic Input Output System   ROM (Read only Memory)  ROM  /   ROM  Awards, AMI, Phonix  BIOS    Input/Output    POST (Power On Self Test) 

             (BIOS Setup) 

      (Flash)  

Socket  Slot 

  (RAM)  BANK  Slot   SIMM 32 , SIMM 72 ,  DIMM 168   RAM   RAM 2   SIMM 32 + SIMM 72  SIMM 72 + DIMM 168   RAM    2 - 6     

IDE / Floppy DISK Connector

  (Connector)      (PIN)  Connector   40     1-2   IDE Connector    Primary Controller  Secondary Controller  IDE   40   Floppy Disk Connector    On Board   80386 80486       Multi I/O Board  Input/Output   Slot ISA 16 BIT



      