1-8
User’s Guide
The following tables list the jumper settings and their corresponding
functions:
Table 1-2
System Board Jumper Settings
Jumper
Setting
Function
JP2
1-2 *
2-3
For BIOS ROM 28F001
Enable Boot Block Programming
Normal operation
JP3
1-2
2-3
OPEN *
Flash ROM (28F001)
EPROM
Block Flash EEPROM
JP6
1-2
2-3 *
Enable Acer BIOS logo
Enable OEM BIOS logo
JP7
1-2 *
2-3
Enable MPEG function
Disable MPEG function
JP8, JP9
1-2 *
2-3
Intel (1+4) burst sequence
Linear burst sequence
JP11
1-2 *
2-3
Enable SMM switch
Enable Reset switch
JP13
SHORT
OPEN
Assign one regulator for P54C CPU
Assign two regulators for P55C CPU
JP14
1-2 *
2-3
Enable P54C shutdown
Set P55C I/O voltage to 3.3V
JP16
1-2
2-3
Enable IDE and FDD LED
Enable IDE LED only
JP19
1-2 *
2-3
Enable onboard VGA
Disable onboard VGA
*
Default setting