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AcerPower 4100 User’s Guide
2-6
2.3.2
Jumper Settings
The following table lists the possible jumper settings:
Table 2-1
Jumper Settings
Jumper
Setting
Function
JP1
1-2
*
2-3
VGA IRQ Assignment
Disabled
Enabled
JP7
1-2
2-3*
Hardware Monitor
Disabled
Enabled
S1 Settings
Switch No.
Setting
Function
1
On
Off*
Bus Frequency
66 MHz
100 MHz
2
On*
Off
Password Function
Bypass password
Check password
3
On
Off*
BIOS Logo
OEM
Acer
4
On*
Off
Audio Chip
+
Onboard
Not onboard
5
6
7
8
On
On
On
On
On
Off
On
On
Off
On
On
On
Off
Off
On
On
On
On
Off
On
On
Off
Off
On
Off
On
Off
On
Off
Off
Off
On
CPU/Bus Frequency Ratio
2
3
4
5
2.5
3.5
4.5
5.5
*
default
+
Preset by the manufacturer and must not be changed.