Mainboard PM945GZ
13
Power-on button Header
(
(
B
B
l
l
a
a
c
c
k
k
)
): On/Off
This header can be attached to a power switch cable on your case front panel. You can turn your system
on or off by pressing the button attached to this power switch cable.
Headers & Jumpers
Front USB Headers: JUSB3/4
This mainboard provides four onboard USB 1.1/2.0 ports (back panel) that attach to USB devices. There
are two additional USB headers that can be connected by cables to four more USB ports on the front
panel of your case giving you a possible 8 USB ports.
Power Source Headers for PS/2 Keyboard and Mouse: JKBV1
PS/2 keyboard and mouse attached to PS/2 keyboard and mouse ports on the back panel of your
computer case can awaken the system from sleep mode. In order to enable this functionality, you must
adjust the jumper caps on JKBV1 header for +5V or +5V Standby mode.
Note:
Close stands for putting a jumper cap onto two header pins.
Pin
Assignment
Pin
Assignment
1 +5V
(fused)
2 +5V
(fused)
3 USB-
4 USB-
5 USB+
6 USB+
7 Ground
8 Ground
JUSB3/4
9 Key
10
N/A
JKBV1
Assignment
Description
1
Pin 1-2 Closed
+5V
+5V for PS/2 keyboard and mouse
(Default)
1
Pin 2-3 Closed
+5V Standby
PS/2 keyboard and mouse are powered
by +5V standby voltage
Attention
If you are using a USB 2.0 device with Windows 2000/XP, you will need to install
the USB 2.0 driver from the Microsoft
®
website. If you are using Service pack 1
(or later) for Windows
®
XP, and using Service pack4 (or later) for Windows®
2000, you will not have to install the driver.
