Asrock P4I48 ユーザーズマニュアル
2 9
Legacy USB Support
Use this item to enable or disable the support to emulate legacy I/O
devices such as mouse, keyboard,... etc. Or you may select [Auto] so
that the system will start to auto-detect; if there is no USB device
connected, “Auto” option will disable the legacy USB support.
3.4
PCIPnP Screen
In this section, you may configure the PCI Latency Timer and the PCI IDE Bus Master.
Setting wrong values in this section may cause
the system to malfunction.
PCI Latency Timer
The default value is 64. It is recommended to keep the default value unless
the installed PCI expansion cards’ specifications require other settings.
PCI IDE BusMaster
Use this item to enable or disable the PCI IDE BusMaster feature.
BIOS SETUP UTILITY
Main
Advanced
Boot
Security
Chipset
Exit
Advanced PCI / PnP Settings
WARNING : Setting wrong values in below sections
may cause system to malfunction.
Value in units of PCI
clocks for PCI device
latency timer
register.
clocks for PCI device
latency timer
register.
Select Screen
Select Item
Select Item
+-
Change Option
F1
General Help
F9
Load Defaults
F10
Save and Exit
ESC
Exit
v02.54 (C) Copyright 1985-2003, American Megatrends, Inc.
PCI Latency Timer
PCI IDE BusMaster
PCIPnP
[64]
[Enabled]