Definitions for "Logic Board"
Also called the motherboard. The main circuit board of a microcomputer. The logic board contains the connectors for attaching additional boards. Typically, the logic board contains the CPU, BIOS, memory, mass storage interfaces, serial and parallel ports, expansion slots, and all the controllers required to control standard peripheral devices, such as the display screen, keyboard, and disk drive.
Large printed circuit board inside your computer to which all memory chips, electronic components and devices are mounted or connected. Essentially, the heart of your computer system.
The processor, memory, serial ports, keyboard ports, and SCSI ports are all part of the logic board. It is the guts of the computer. Logic boards are also sometimes called motherboards. The logic board is where all the processing of the computer is done.