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

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 USER′S MANUAL