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- 35 - BIOS Setup
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IDE Primary Master, Slave / IDE Secondary Master, Slave
The category identifies the types of hard disk from drive C to F that has been installed in the computer.
There are two types: auto type, and manual type. Manual type is user-definable; Auto type which will
automatically detect HDD type.
Note that the specifications of your drive must match with the drive table. The hard disk will not work
properly if you enter improper information for this category.
If you select User Type, related information will be asked to enter to the following items. Enter the
information directly from the keyboard and press <Enter>. Such information should be provided in the
documentation form your hard disk vendor or the system manufacturer.
CYLS. Number of cylinders
HEADS Number of heads
PRECOMP Write precomp
LANDZONE Landing zone
SECTORS Number of sectors
If a hard disk has not been installed select NONE and press <Enter>.
Acoustic Management
As well as hard disk and optical date drives such as CD-ROM, CD-RW and DVD are also
responsible for generating noise in the PC. Therefore the BIOS support the acoustic management feature
to reduce the noise. In the Standard CMOS Features please select the IDE drive, which should be
support the Acoustic management and press Enter. When the IDE device can support the acoustic
management then you can see this option in the BIOS setup. The following options are available:
Hard Drive Disabled: full hard disk performance with maximum noise generation (default)
Silent: lower hard disk performance with minimum noise generation
Optical Drive Disabled: the device can rotate at maximum speed with maximum noise generation
Medium: the device can rotate at no higher than medium speed with medium noise
generation (default)
Silent: the device can rotate at minimum speed only with minimum noise generation
For optimal performance for hard drive and optical drive please disabled the acoustic management.
Drive A / Drive B
The category identifies the types of floppy disk drive A or drive B that has been installed in the
computer.