PT880 Pro-A7 DDR2
14
JKBV1: Powe r Source Heade r for PS/2 Ke yboard and Mouse
3
1
Pin 1-2 Close
(default)
+5V for PS/2 keyboard and
mouse.
3
1
3
1
Pin 2-3 Close
PS/2 keyboard and mouse are
powered by +5V standby
voltage.
Note:
In order to support this f unc tion “Power-on s ystem via keyboar d and mouse”, “JKBV1”
jumper cap should be plac ed on Pin 2-3.
JATXPW R1: ATX Powe r Source C onne ctor
This connector allows user to connect 20-pin power connector on the ATX
power supply.
Pin Assignment
1 +3.3V
2 +3.3V
3 Ground
4 +5V
5 Ground
6 +5V
7 Ground
8 PW_OK
9 Standby
Voltage
+5V
10 +12V
11 +3.3V
12 DET ECT
13 +3.3V
14 PS_ON
15 Ground
16 Ground
17 Ground
18 -5V
19 +5V
10
1
2 0
11
20 +5V
