3
Hardware
Installation
1 -
Hardware Installation
Note
Should you want to clear the RTC data:
(1) Soft off your computer
(2) Short pin2 and pin3 with jumper for few seconds
(3) Connect pin1 and pin2 with jumper
(4) Turn on your computer by pressing the power-on button from front-panel.
(5) Hold down <Delete> during bootup and select <Load Optimal Defaults>
or <Load Failsafe Defaults > option in the selection “Exit”. Then re-enter
BIOS setup to re-enter user preferences.
2. Reset Frequency (3-pin jumper)
This jumper allows a user to set if force the CPU ratio to fixed value (x4),
especially the system can not boot up because of Overclocking. User just
needs to short this jumper (Pin 1 and pin2) to enable this function, then reset
the system.
CN54
Description
1-2:NORMAL
(DEFAULT)
The internal CPU speed =CPU FSB frequency *
ratio of BIOS Setup
2-3: SAFE MODE
The internal CPU speed =CPU FSB frequency *
fixed ratio (X4).
O
N
1 2 3
1-2: NORMAL(DEFAULT)
2-3: Ratio (x4)
`
SDRCB Reset_Frequency Header
