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Chapter 4 Award BIOS Setup
3.3V / +5V / +12V / -12V/ -5V/ VBAT/ 5VSB:
Show you the voltage of 3.3V/+5V/+12V/-12V/-5V/ VBAT/5VSB.
SHUTDOWN TEMPERATURE:
This item allows you to set up the CPU shutdown Temperature. This
function is only effective under Windows 98 ACPI mode.
4-10. FREQUENCY CONTROL
Choose 〝FREQUENCY CONTROL〞 from the main menu, a display
will be shown on screen as below:
Auto Detect PCI Clk
Spread Spectrum
↑↓→←: Move Enter: Select +/-/PU/PD:Value F10:Save ESC:Exit F1:General Help
F5: Previous Values
This setup menu allows you to specify your settings for frequency control.
AUTO DETECT PCI CLK:
This item allows you to enable or disable auto detect PCI Clock.
SPREAD SPECTRUM:
When the system clock generator pulses, the extreme values of the pulse
generate excess EMI.
changes the extreme values from spikes to flat curves, thus reducing EMI.
This benefit may in some cases be outweighed by problems with timing-
critical devices such as a clock-sensitive SCSI device.
Page: 4-22
Phoenix - AwardBIOS CMOS Setup Utility
Frequency Control
[Enabled]
[Enabled]
F6: Fail-Safe Defaults
Frequency Control Setup Screen
Enabling pulse spectrum spread modulation
Item Help
Menu Level ►
F7:Optimized Defaults
PMB-472LF USER
'
S MANUAL
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