Toshiba Satellite Pro M10 Series Maintenance Manual page 24

1 Hardware Overview
• Intel ICH4-M (I/O Controller Hub)
– PCI Rev.2.2 support (6 PCI REQ/GNT pairs)
– Bus master IDE controller (Ultra ATA 100/66/33)
– USB 2.0 controller 6 ports (EHCI: Enhanced Host Controller)
– I/O APIC
– SMBus Controller
– FWH I/F (BIOS)
– LPC I/F (EC/KBC, Super I/O)
– IRQ Controller
– Serial Interrupt functions
– Power Management functions
– Deeper Sleep (C4) support
– ACPI 1.0 support
– Suspend/Resume control
– AC'97 2.2 I/F
– Integrated RTC
– Integrated LAN Controller (WfM 2.0)
– 421-ball 31×31mm BGA package
Firmware Hub (FWH)
• One Intel 82802AB is used.
• This gate array has the following features:
− Intel platform compatibility
− Firmware hub hardware interface mode
− Industry-standard packages
− Two configurable interfaces
− 4Mbits of flash memory for platform code/data nonvolatile storage
− Address/Address-Multiplexed (A/A Mux) interface/mode
− Case temperature operating range
− Vcc: 3.3V ± 0.3V
− Vpp: 3.3V and 12V for fast programming (80 hours maximum)
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1.2 System Unit Block Diagram
Satellite Pro M10 Series Maintenance Manual (960-431)