S UPER P4SBA+/P4SBA/P4SBM User’s Manual IDE LEDs ATA-33/66/100 FC-PGA478 CPU System Bus USB USB0,1 USB2,3 123456789012345678901234567890121234567890123456 845 Chipset 123456789012345678901234567890121234567890123456 123456789012345678901234567890121234567890123456 123456789012345678901234567890121234567890123456 123456789012345678901234567890121234567890123456 82845 MCH 82801 ICH2 82802 FWH AGP Interface 123456789012345678901234567890121234567890123456 123456789012345678901234567890121234567890123456 123456789012345678901234567890121234567890123456 123456789012345678901234567890121234567890123456 LPC Bus 123456789012345678901234567890121234567890123456 123456789012345678901234567890121234567890123456 Serial Port DIMM1 LPC I/O PS/2 Mouse PS/2 Keyboard Parallel Port 4XAGP Pro DIMM2 DIMM3 AC Link CNR PCI 1 PCI Bus CD ROM PCI 5 PCI 4 PCI 3 PCI 2 A u d i o Codec Line In Mic In Line Out PCI 6 Figure 1-6.
845 Chipset: System Block Diagram NOTE: This is a general block diagram and may not exactly represent the features on your motherboard. See the following pages for the actual specifications of each motherboard. 1-10