44 SBC-456/456E User ManualAdvanced chipset setupSelect the Advanced Chipset Setup from the AMIBIOS Setupmain menu to enter the Chipset Setup. The following configura-tions are based on the manufacturer's default settings.This section allows you to configure the system based on thespecific features of the installed chipset. This chipset managesbus speeds and access to system memory resources, such asDRAM and the external cache. It also coordinates communica-tions between the conventional ISA bus and the PCI bus. It mustbe stated that these items should never need to be altered. Thedefault settings have been chosen, because they provide the bestoperating conditions for your system.AMIBIOS SETUP — ADVANCED CHIPSET SETUP(C) 1995 American Megatrends, Inc. All Rights ReservedAuto Config Function :EnabledAT Bus Clock : CLK/4DRAM Read Timing : NormalDRAM Write Timing : NormalSRAM Type : 3-1-1-1SRAM Read Timing : FastSRAM Write Timing : FastMemory Parity Check : DisabledDRAM Hidden Refresh : EnabledDRAM Refresh Period Setting : 15usMemory hole At 15-16M : DisabledISA I/O Recovery : DisabledISA I/O Recovery time : 15usSystem Hidden Refresh : 15usCx5x86 Linear Qrapped Mode : DisabledAMIBIOS SETUP — BIOS SETUP UTILITIES(C) 1995 American Megatrends, Inc. All Rights ReservedStandard CMOS SetupAdvanced CMOS SetupAdvanced Chipset SetupPower Management SetupPCI/Plug and Play SetupPeripheral SetupChange Supervisor PasswordAuto Configuration with Optimal SettingsAuto Configuration with Fail Safe SettingsSave Settings and ExitExit Without SavingStandard CMOS setup for changing time, date, hard disk type, etc.ESC: Exit :Sel F2/F3: Color F10: Save & Exit¯-Available Options:DisabledEbabled¯-ESC: Exit :SelPgUp/PgDn: ModifyF2/F3: Color