Acer 900 - Jumper Settings

System Board 1-5
1.3.2 Jumper Settings
Table 1-1 Jumper Settings
Jumper Setting Function
CPU Voltage
JP1 1-2
2-3
*
VR
VRE
Cache Size
JP3 1-2*
2-3
256 KB
512 KB
BIOS Version
JP8 1-2*
2-3
Acer
Generic
Password Security
JP9 1-2
2-3*
Enabled
Bypass
PC Sound Source
JP10 1-2*
2-3
Buzzer
Speaker
Front Panel Reset
JP11 1-2*
2-3
Enabled
Disabled
CPU Type
JP17, JP18, JP19 1-2
2-3*
P55C CPU
P54C CPU
SCSI Selection
JP20 1-2*
2-3
4-5
PCI device ID is 11 Hex
PCI device ID is 0C Hex
Disabled
Onboard VGA
JP23 1-2*
2-3
Enabled
Disabled
*
Default setting