VIA 693A ATX
MAINBOARD
HARDWARE SETUP
3-13
3.4
JUMPERS
This section will discuss the jumper setting on the mainboard. In order to let you have
better idea of the jumper setting, please see below for the explanation of jumper settings
before you start this section.
open
1-2
1
2-3
1
1
1
1
short
,
,
The following jumpers which labeled with “optional” means they are the optional
choice for customers and the related components are normally not populated on the
mainboard. In order to make the mainboard works properly in your PC system,
please make sure all jumper settings are at correct before installing this mainboard.
A jumper is a set of two, three or more jumper pins which allows users to make different
system configuration by putting the plastic connector plug (mini-jumper) on it. The
jumper setting is necessary when installing different components onto the mainboard.
(A) JP1: Keyboard and PS/2 Mouse OnNow function selection
The Keyboard and PS/2 Mouse OnNow function is designed on the mainboard and
you can use keyboard and mouse key clicks to power on the PC system. However,
there may have some keyboard and mouse are not compatible with the OnNow
function. In this case, please use JP1 to disable the OnNow function.
Pin1 & Pin 2 Short: OnNow Disabled
Pin 2 & Pin 3 Short: OnNow Enabled
1
2
3
JP1
DIMM3
BIOS
DIMM2
DIMM1
+
(B) JP9: Clear CMOS Data Button
