Toshiba A60 S1591 Maintenance Manual - Page 24
Hardware Overview, System Unit Block Diagram, Memory 256MB, Video RAM 64MB
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1 Hardware Overview 1.2 System Unit Block Diagram ? BIOS ROM (flash E2PROM) ? 4Mb x 1 chip (512KB flash parts) ? 29kb used for EC BIOS ? 46kb used for VGA BIOS ? 29kb used for pxe boot ? 4kb used for logo ? 7kb used for USB ? 14kb used for SCU ? 2kb used for CF Card ? 9kb used for PCI ? 3kb used for ACPI ? 14kb used for PNP ? 35kb used for PM ? 51kb used for system BIOS ? 10kb used for micro code ? 2kb used for DMI ? 4kb used for password ? 24kb used for boot load ? 156kb reserved ? System controllers ? North Bridge: ATI RC300ML ? CPU interface and control ? DRAM control ? AGP master/slave interface (AGP1.0 compliant, AGP V2.0 compliant x 4 modes) ? Memory 256MB,Video RAM 64MB ? Memory 512MB,Video RAM 64MB ? South Bridge: ATI IXP150 ? Enhanced DMA controller ? Interrupt controller ? Counter/timer ? PCI master/slave interface (PCI R2.2 compliant) ? PCI IDE controller ? Support for ATA-100 (30/40/60/80 GB) ? USB interface ? SMBus interface ? LPC interface ? Power management control ? Suspend/resume control ? ACPI support ? PC Card controller 1-10 Equium A60/Satellite A60/ Pro A60/A65 Maintenance Manual