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1 Hardware Overview 1.2 System Unit Block Diagram
1-10 [CONFIDENTIAL] PORTEGE R500 Maintenance Manual (960-634)
South Bridge
• Intel ICH7-M: (Intel 82801GBM)
– DMI(Direct Media Interface)
– PCI Express I/F (4 ports)
– PCI Bus I/F Rev2.3 (6 PCI REQ/GNT Pairs)
– Integrated Serial ATA Host Controller (2 Prots,150MB/S)
– Integrated IDE Controller (Ultra ATA 100/66/33)
– AC’97 2.3 codecs
– Intel High Definition controller (Azalia)
– USB 1.1/2.0 Controller 8 ports
– Built-in LAN controller (WfM 2.0 & IEEE 802.3 compliance)
– Power Management (ACPI 2.0 compliance)
– SMBus2.0 controller
– SPI interface（BIOS）
– Low Pin Count (LPC) interface (EC/KBC, Super I/O)
– IRQ controller
– Serial Interrupt Function
– Suspend/Resume control
– Built –in RTC
– GPIO
– 652-ball 31×31×2.51mm BGA Package
Cardbus controller (TI PCI8412ZHK)
− PCI Interface(PCI Rev.2.2)
− SD IO Controller(Ver.1.1)
− CardBus / Ultra media Controller (Yenta Ver.2.2:1 socket)
− SD/MMC(SDHC Ver. 1.2 revised edition)
− Memory Stick, Memory Stick pro
− xD Picture Card Controller
− 1394 Controller
− BGA Package