Enclosure Quad Subwoofer How Do I Get To My Bios?

How do i get to my bios? - enclosure quad subwoofer

Information from my system is:

Operating System System Model
Windows Vista Home Premium (x64) Service Pack 1 (build 6001) HP Pavilion KN226AA-ABA m8407c
System Serial Number: MXX81506CR
Enclosure Type: Desktop
Processor a Main Circuit Board b
2.40 GHz Intel Core 2 Quad Q6600
64 kilobyte primary cache
4096 kilobyte secondary memory cache Board: ASUSTeK Computer Inc. Benicia 1.01
Serial Number: MS1C83R41205483
Bus Clock: 267 MHz
BIOS: American Megatrends Inc. 5.21 02/26/2008
Drives Memory Modules c, d
720.16 Gigabytes Usable Hard Drive Capacity
536.30 Gigabytes Hard Drive Free Space

NMBA LE3SDQ3OX2 SCSI-cdrom-device [CD]
TSSTcorp CD / DVDW TS-H653N [CD-ROM]

Generic USB CF Reader USB Device [Hard drive] - Disc 3
Generic USB MS Reader USB Device [Hard drive] - Unit 5
Generic USB SD Reader USB Device [Hard drive] - Disc 2
Generic USB SM Reader USB Device [Hard drive] - Disc 4
ST3360320AS [Hard drive] (360.08 GB) - drive0
ST3360320AS [Hard drive] (360.08 GB) - Disc 1, s / n 6QF4YDN3, 3.CHN rev, SMART Status: Healthy 4096 Megabytes Installed Memory

DIMM0 slot 'has 1024 MB
Slot DIMM1 'has 1024 MB
DIMM slot 2 'has 1024 MB
DIMM3 slot 'has 1024 MB
Unit of local volume


C: (NTFS on drive 0) 349.64 GB 174.92 GB free disk space
D: (NTFS on drive 0) 10.44 GB 1.41 GB free space
E: (NTFS on drive 1) 360.08 GB 359.97 GB free disk space
Network Drives
Not detected


I know what to do in the BIOS, but I do not know how someone eels? Thanks