MSI MS-6551 - BIOS Flush Jumper: J3; Onboard Audio Jumper: JP2

Chapter 2
2-24
BIOS Flush Jumper: J3
The jumper is used to lock or unlock the boot block area on the BIOS.
When unlocked, the BIOS boot block area can be updated. When locked, the
area cannot be updated.
J3
BIOS Flash Unlocked
BIOS Flash Locked
Onboard Audio Jumper: JP2
The jumper allows you to enable the onboard audio function.
Disabled
JP2
1
3
1
Auto
3
1