A south bridge chipset handles controls all of thecomputers I/O functions, such as USB, audio, serial, thesystem BIOS, the ISA bus, the interrupt controller andthe IDE channels.The north bridge typically handles communicationsamong the CPU, in some cases RAM, and PCI Express(or AGP) video cards.CMOS is short for Complementary Metal-OxideSemiconductor. CMOS is an on-board semiconductorchip powered by a CMOS battery inside computers thatstores information such as the system time and date andthe system hardware settings for your computer.
Communications and Networking Riser (CNR) is aslot found on certain PC motherboards and used forspecialized networking, audio, and telephony equipment.Peripheral Component Interconnect, part of thePCI Local Bus standard and often shortened toPCI) is a computer bus for attachinghardware devices in a computer.
SMPS Switching Mode Power SupplySMPS Fan230 V AC Input230 V AC Output
Red(R) +5V Purple(P) +5V Stand ByYellow(Y) +12V Blue(Blu) -12VOrange(O) 3.3V Green(G) Power Supply OnGrey(Gr) Power Good White(W) -5V ATX Power Connector O Blu B G B B B W R R 11 12 13 14 15 16 17 18 19 20 1 2 3 4 5 6 7 8 9 10 O O B R B R B Gr P Y
In this section you will learnHow to assemble a Pentium – IV PC with• P – IV 1.6 GHz 478 pin CPU• KOB P4M266 NDFSMX Mother Board• 256 MB SD RAM• Sony FDD• Creative Infra 48X CD ROM Drive• Seagate 40 GB HDD• 10 /100 Realtek Ethernet Card
Red(R) +5V Purple(P) +5V Stand ByYellow(Y) +12V Blue(Blu) -12VOrange(O) 3.3V Green(G) Power Supply OnGrey(Gr) Power Good White(W) -5V O Blu B G B B B W R R 11 12 13 14 15 16 17 18 19 20 1 2 3 4 5 6 7 8 9 10 O O B R B R B Gr P Y