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Most use for this area is Shadow RAM. Extended Memory The BIOS determines how much extended memory is present during the POST. This is the amount of memory located above 1 MB in the CPU's memory address map. 51 BIOS Setup 6CXC/6CXC-1 Motherboard 53 BIOS Features Setup Figure 3: BIOS Features Setup · Quick Boot Enabled Enabled Quick Boot Function. (Default Value) Disabled Disabled Quick Boot Function. · 1st / 2nd / 3rd Boot Device Floppy Boot Device by Floppy. LS/ZIP A: Boot Device by LS/ZIP A:. CDROM Boot Device by CDROM. SCSI Boot Device by SCSI. NETWORK Boot Device by NETWORK. IDE-0~IDE-3 Boot Device by IDE-0~IDE-3. Disabled Boot Device by Disabled. ATAPI ZIP C: Boot Device by ATAPI ZIP C:. AMIBIOS SETUP – BIOS FEATURES SETUP ( C ) 1998 American Megatrends, Inc. All Rights Reserved Quick Boot Enabled CC00, 16K Shadow Disabled 1st Boot Device Floppy D000, 16K Shadow Disabled 2nd Boot Device IDE-0 D400, 16K Shadow Disabled 3rd Boot Device CDROM D800, 16K Shadow Disabled Try Other Boot Devices Yes DC00, 16K Shadow Floppy Access Control Read-Write Hard Disk Access Control Read-Write S.M.A.R.T. for Hard Disks Disabled BootUp Num-Lock On Floppy Drive Swap Disabled Floppy Drive Seek Disabled Password Check Setup Boot To OS/2 > 64MB No CPU Serial Number Enabled L2 Cache WriteBack Cache Bus ECC Enabled ESC: Quit .® ¬: Select Item System BIOS Cacheable Enabled F1 : Help PU/PD+/-/ : Modify BIOS Write Protect Disabled F5 :Old Values(Shift)F2:Color C000, 32K Shadow Cached F6 : Load BIOS Defaults C800, 16K Shadow Disabled F7 : Load Setup Defaults BIOS Setup · Try Other Boot Device Yes Enabled other device to boot system. (Default Value) No Disabled other device to boot system. · Floppy Access Control Read-Write Set Floppy Access Control : Read-Write. (Default Value) Read-Only Set Floppy Access Control : Read Only. · Hard Disk Access Control Read-Write Set Hard Disk Access Control : Read-Write. (Default Value) Read-Only Set Hard Disk Access Control : Read Only. · S.M.A.R.T. for Hard Disks Enable Enable S.M.A.R.T. Hard for Disks. Disable Disable S.M.A.R.T. Hard for Disks. (Default Value) • ·· Boot Up Num-Lock On Keypad is number keys. (Default Value). Off Keypad is arrow keys. · Floppy Drive Swap Enabled Floppy A & B will be swapped under DOS Disabled Floppy A & B will be normal definition (Default Value). · Floppy Drive Seek During POST, BIOS will determine if the floppy disk drive installed is 40 or 80 tracks. 360 type is 40 tracks while 720 , 1.2 and 1.44 are all 80 tracks. Enabled BIOS searches for floppy disk drive to determine if it is 40 or 80 tracks. Note that BIOS can not tell from 720, 1.2 or 1.44 drive type as they are all 80 tracks. Disabled BIOS will not search for the type of floppy disk drive by track number. Note that there will not be any warning message if the drive installed is 360. (Default Value) 54 6CXC/6CXC-1 Motherboard 55 · Password Check Setup Set Password Check to Setup. (Default Value) Always Set Password Check to Always. · Boot To OS/2 > 64MB Yes Enabled Boot To OS/2. No Disabled Boot To OS/2. (Default Value) · CPU Serial Number Disabled Disabled CPU Serial Number. (Default Value) Enabled Enabled CPU Serial Number. (Default Value) · L2 Cache WriteBack Set L2 Cache is WriteBack. (Default Value) Disabled Disabled this Function. WriteThru Set L2 Cache is WriteThru. · Cache Bus ECC Enabled Enable Cache Bus ECC. (Default Value) Disabled Disable Cache Bus ECC. · System BIOS Cacheable Enabled Enabled System BIOS Cacheable. (Default Value) Disabled Disabled System BIOS Cacheable. · BIOS Write Protect Enabled Enabled BIOS Write Protect. Disabled Disabled BIOS Write Protect. (Default Value) · C000 32K Shadow- DC00 16K Shadow These categories determine whether optional ROM will be copied to RAM by 16 byte. Enabled Optional shadow is enabled. Disabled Optional shadow is disabled. Cached Optional shadow is cached. BIOS Setup Chipset Features Setup AMIBIOS SETUP – CHIPSET FEATURES SETUP ( C ) 1998 American Megatrends, Inc. All Rights Reserved SDRAM CAS Latency Auto Memory Buffer Strength Auto CPU BIST Enable Disabled Memory Hole Disabled ICH Delayed Transaction Enabled ICH DCB Enable Disabled VGA Frame Buffer USWC Disabled PCI Frame Buffer USWC Disabled Graphics Aperture Size 64 MB ClkGen Spread Spectrum Enabled ClkGen for PCI Slot Disabled CPU/PCI Frequency 100.3/33.4 CPU Ratio Selection 3.0x USB Function Enabled USB Legacy Support Disabled ESC: Quit .® ¬: Select Item F1 : Help PU/PD+/-/ : Modify F5 :Old Values(Shift)F2:Color F6 : Load BIOS Defaults F7 : Load Setup Defaults Figure 4: Chipset Features Setup • ·· SDRAM CAS Latency Auto Set SDRAM CAS Latency is Auto.(Default Value) 3 SCLKS Set SDRAM CAS Latency is 3SCLKS. 2 SCLKS Set SDRAM CAS Latency is 2SCLKS. • ·· Memory Buffer Strength Auto Set Memory Buffer Strength is Auto. (Default Value) X1 Set Memory Buffer Strength is X1. X2 Set Memory Buffer Strength is X2. • ·· CPU BIST Enable Disabled Disable CPU BIST. (Default Value) Enabled Enable CPU BIST. ...