2-8.7 Atx Power Supply Connectors For Pentium 4 - SOLTEK SL-85DRV User Manual

2-8.7 ATX Power Supply Connectors for Pentium 4

• ATX 2.03 Power supply connectors consists of 3 main connectors:
(1) Main ATX Power Connector;
(2) Aux Power Connector: a 6-pin connector supporting +3.3V and
+5V;
(3) +12V Power Connector: a 4-pin connector supporting +12V;
• All these three connectors should be connected to an AC to DC Power
Supply which supports ATX Power version 2.03.
CN2
PS/2 Mouse
(on top)
PS/2 K/B
(underside)
USB0
mPGA478B
(on top)
CN3 Aux ATX
(underside)
USB1
RT1
J4 ATX12V
1 2
3 4
VT8753
P4X266
RT2
AGP 4X
LPC I/O
Controller
PCI 1
1 4
CD_IN1
WOL1
1 3
PCI 2
AC'97
Codec
AC'97
PCI 3
Codec
16 16
PCI 4
1
1 USB2 USB3
JP11
1
PCI 5
PCI 6
SCR1
CNR
ZD1
1
VIA
FAN3
1 3
ON DIP
1 2 3 4
SW1
Clock
Generator
Li
VIA
Battery VT8233
1
1 3
IDE4
JP12
IDE3
FAN4
1 3
HDD/LED IR PWR SMI
JP15 JP16 JP18
30
NJP1
1
1 3 1 3 1 3
SUS LED
SPK RST PWR LED
37
Chapter 2 Hardware Setup
Main ATX POWER
Pin11
PIN1
+5V
+12V
5SB +5V
PWR_OK -5V
GND
GND
GND
+5V
GND
GND
PS_ON#
+5V
GND
GND
-12V
+3.3V
+3.3V +3.3V
Pin 1
GND
GND
GND
+3.3V
+3.3V
Pin 6
+5V
Aux ATX
3
+12V +12V
4
1 2 GND
GND
ATX12V