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A jumper’s setting is determined by where the jumper is placed
on the pins. The jumper connects either pin A and the middle
pin (position A) or pin B and the middle pin (position B), as
shown below.
position A
position B
J=&!gB
L$gA
&zJg
A
A
A
The following tables list the jumper settings and their functions.
Miscellaneous jumper settings
Jumper Jumper
number setting
JP4
JP5
JP6
Function
A’
B
A
B*
Disables the power-on password
Enables the power-on password
i
A*
Color monitor is installed
B
Monochrome monitor is installed
Enables the built-in VGA display adapter
Disables the built-in VGA display adapter so you
can use a display adapter on an option card in
your computer as your primary adapter
JP7
A’
B
1_
JP15
A
B*
l Factory setting
Enables the built-in mouse connector
Disables the built-in mouse connector so you can
use a mouse or other pointing device
connected to a port on an option card in your
computer
Enables the early input/output ready signal
Sets a normal input/output ready signal
Installing and Removing Options
6-5