PSB Speakers PSB-1688LF Dram CAS Latency, Active to CMD Trcd Dram Command Rate, AGP Aperture Size

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Chapter 4 Award BIOS Setup

5.DRAM CAS Latency

When synchronous DRAM is installed, the number of clock cycles of CAS latency depends on the DRAM timing.

6.Bank Interleave

7.Precharge to Active (Trp)

8.Active to Precharge (Tras)

This item controls the number of DRAM clocks for TRAS.

9.Active to CMD (Trcd)

10.DRAM Command Rate

This item set the DRAM command rate.

AGP & P2P BRIDGE CONTROL:

The options for these items are found in its sub menu. By pressing the <ENTER> key, you are prompt to enter the sub menu of the detailed options as shown below:

Phoenix – Award CMOS Setup Utility

AGP & P2P Bridge Control

AGP Aperture Size

[64M]

 

Item Help

AGP Driving Control

[Audo]

 

 

 

X AGP Driving Value

DA

 

 

 

 

AGP Fast Write

[Disabled]

 

Menu Level ►

AGP Master 1

WS Write

[Disabled]

 

 

AGP Master 1

WS Read

[Disabled]

 

 

 

 

 

 

↑↓→←:Move Enter: Select

+/-/PU/PD:Value F10:Save

ESC:Exit F1:General Help

F5: Previous Values

F6:Fail-Safe Defaults F7:Optimized Defaults

 

 

 

 

 

Descriptions on each item above are as follows:

1.AGP Aperture Size

This field determines the effective size of the Graphic Aperture used for a particular GMCH configuration. It can be updated by the GMCH-specific BIOS configuration sequence before the PCI standard bus enumeration sequence takes place. If it is not updated then a default value will select an aperture of maximum size.

Page: 4-14

PSB-1688LF USERS MANUAL

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Contents USER’S Manual PSB-1688LF Socket FCC Notice Table of Contents Appendix a Expansion BUS Introduction About this Manual Hardware ConfigurationCPU Type System SpecificationIDE Interface Irda Port Safety Precautions Hardware EXKB1 Jumper & Connector Quick Reference TableComponent Locations PSB-1688LF Connector, Jumper and Component locationsJumpers and Caps HOW to SET the JumpersJumper Settings Jumper DiagramsRS-232 RS-422 COM Port ConnectorFunction JumperKeyboard or PS/2 Mouse Selection Keyboard or PS/2 Mouse ConnectorKeyboard PS/2 Mouse Reset Connector External Keyboard ConnectorHard Disk Drive LED Connector Power LED Connector External Speaker ConnectorATX Power Button Clear Cmos Data Selection Irda ConnectorPin closed Universal Serial BUS Connector CPU FAN ConnectorJUSB2 WAKE-ON-LAN ConnectorJP11 RESET/NMI/CLEAR Watchdog SelectionVGA1 VGA ConnectorHard Disk Drive Connector PSB-1688LF User ′S Manual Floppy Disk Drive Connector Printer Connector Compact Flash Power Selection LAN ConnectorCompact Flash MASTER/SLAVE Selection ATX Power Signal ConnectorATXPWR1 Power ConnectorJP6 ATX / AT Power SelectionPpci Epci ConnectorEppci IRQ Selection Memory InstallationLCD1 LCD Panel ConnectorSoftware Utilities Introduction VIA 4IN1 Service Pack DriverFilename Purpose Assume that CD ROM drive is D IntroductionVGA Driver Utility System Bios Update Flash Bios UpdateTo update VGA Bios for LCD Flat Panel Display Page3-5 LAN Driver Utility Install LAN Driver to Windows 98SE/2000/XPInstall LAN Driver to Windows NT4.0 Installation of Utility for Windows 98SE/ 2000/XP USB2.0 Software Installation UtilityWatchdog enable program Watchdog Timer ConfigurationWatchdog disable program Page3-10 Award Bios Setup Introduction Setup program initial screen Entering SetupCmos Setup screen Standard Cmos FeaturesIDE Primary Master / Slave IDE Secondary Master / Slave Video Drive a and Drive BHalt on Base MemoryAward Hard Disk Type Table Hard Disk AttributesBios Features Setup Screen Advanced Bios FeaturesQuick Power on SELF-TEST Processor Number FeatureFIRST/SECOND/THIRD/OTHER Boot Device Boot UP Floppy SeekTypematic Rate Setting Boot UP Numlock StatusTypematic Delay Msec Gate 20A OptionOS Select for Dram 64MB Video Bios ShadowChipset Features Setup Screen Advanced Chipset FeaturesCurrent FSB Frequency Dram CLOCK/DRIVE ControlCurrent Dram Frequency Dram ClockDram CAS Latency Active to CMD Trcd Dram Command RateAGP & P2P Bridge Control AGP Aperture SizeCPU & PCI BUS Control Memory Hole System Bios CacheableVideo RAM Cacheable IO Channel Check NMIIntegrated Peripherals Integrated Peripherals Setup ScreenVIA Onchip IDE Device IDE Prefetch ModeOnChip IDE Channel 0 Primary Master/Slave PIO Secondary Master/Slave PIOVIA Onchip PCI Device Primary Master/Slave Udma Secondary Master/Slave UdmaOnChip USB Controller USB Keyboard SupportSuper IO Device Init Display First Power Management Setup Screen Power Management SetupPower Management Option Suspend ModeVideo OFF Method Video OFF OptionModem USE IRQ SOFT-OFF by PWR-BTTNIRQ/EVENT Activity Detect IRQ Activity Monitoring RTC Alarm ResumePNP/PCI Configuration Setup Screen PNP/PCI ConfigurationPNP OS Installed Reset Configuration DataIRQ Resources Resource Controlled byDMA Resources PCI/VGA Palette SnoopPC Health Status CPU TemperatureCPU Warning Temerature CPU FAN SpeedFrequency / Voltage Control Setup Screen Shutdown TemperatureFREQUENCY/VOLTAGE Control Auto Detect DIMM/PCI CLKLoad Optimized Defaults Load FAIL-SAFE DefaultsCPU Host / PCI Clock CPU RatioTo SET a Password Password SettingTo Disable the Password Save & Exit Setup Exit Without Saving Expansion BUS ISA BUS PIN Assignment PCI BUS PIN Assignment A-4 Technical Summary CPU Socket Block DiagramIRQ Assignment Interrupt MAPCode Assignment RTC & Cmos RAM MAPTimer Channel Map Assignment Timer & DMA Channels MAPDMA Channel Map Assignment Memory Map Memory MAPMap