Zotac H55 series, User Manual

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19
Configuring the BIOS
Advanced Menu
The Advanced menu items allow you to change the setting for the CPU and other
system devices. Press <enter> to display the configuration options:
PC Health Monitor
Use this menu to monitor the real-time system status of your PC. Press <enter>to
display the configuration options:
q
CPUFAN Mode Setting
Use this item to set the CPU FAN mode.
USB Configuration
The items in this menu allow you to change the USB-related features .Press <enter>
To display the configuration options:
q
Legacy USB Support
Allows you to enable or disable support for USB devices on legacy operating
systems.
q
USB 2.0 Controller Mode
Allows you to configure the USB 2.0 controller in HiSpeed or Full Speed.
q
BIOS EHCI Hand-Off
Allows you to enable support for operating systems without an EHCI hand-off
feature.
q
Legacy USB1.1 HC Support
Allows you to enable or disable Legacy USB1.1 HC support.
CPU Configuration
The items in this menu show the CPU-related information that the BIOS automatically
detects. Press <enter>to display the configuration options:
q
Ratio CMOS Setting
Use this option to set CMOS ratio.
q
Hardware Prefetcher
Use this item to enable or disable hardware prefetcher (hardware prefetch
mechanism).
q
Adjacent Cache Line Prefetch
Use this item to enable or disable the adjacent cache line prefetch mode. If you
disable this item, only one 64-bit line will be prefetched from the 128-bit section
(including the required data). If you enable this item, two lines will be prefetched
whether there is required data or not.