System Board Jumper Settings - IBM Aptiva Hardware Maintenance Manual

System Board Jumper Settings

Table 5- 9

2138 System Board Jumper Settings

Jumper/Settings
JP1
1-2
2-3
SW1, switch 1
On
Off*
SW1, switch 2
On*
Off
SW1, switch 3,4,5,6
On, On, On, On
On, Off, Off, On
Off, On, On, On
Off, On, Off, On
Off, Off, On, On
5-16
Function
Video IRQ (IRQ9) setting
Disabled
Enabled
Password security
Bypass password
Check password
BIOS logo setting
With IBM logo shown on screen during
POST
Without IBM logo shown on screen
during POST
Core/bus frequency rate
2
3.5
4
4.5
5