30 ASUS TX97-E User’s Manual
III. INSTALLATION
(Connectors)
III. INSTALLATION
9. ATX Power Supply Connector (20-pin block)
This connector connects to a ATX power supply. The plug from the power supply
will only insert in one orientation because of the different hole sizes. Find the
proper orientation and push down firmly making sure that the pins are aligned.
R
3.3V
-12.0V
GND
PS-ON
GND
GND
GND
-5.0V
5.0V
5.0V
PW-0K
12.0V
3.3V
3.3V
GND
5.0V
GND
5.0V
GND
5VSB
ATX Power Connector
10. AT Power Connector (12-pin block)
This connector connects to a standard 5 Volt power supply. To connect the leads
from the power supply, ensure first that the power supply is not plugged. Most
power supplies provide two plugs (P8 and P9), each containing six wires, two of
which are black. Orient the connectors so that the black wires are together.
R
AT Power Connector
Power Plugs from
Power Supply
Power Connector
on Motherboard
PG
+12V
GND
-5V
-12V
+5V
+5V
P9
P8
ORG
RED
YLW
BLU
BLK
BLK
BLK
BLK
WHT
RED
RED
RED
Using a slight angle, align the plastic guide pins on the lead to their receptacles
on the connector. Once aligned, press the lead onto the connector until the lead
locks into place.
AT Power Connector with ATX Features
R
For ATX soft power features with an AT power
supply, the power supply must have a 4 pin
connector for this lead. A momentary button
switch is also needed for the Power Switch
lead on the Panel connectors.
ATX Power Switch Lead
+5V Standby (Vlt)
Power On (Grn)
Ground (Blk)
PWRATX
IMPORTANT: Make sure
that the ATX power supply can
take at least 10mAmp load on
the 5Volt standby lead (5VSB).
You may experience difficulty
in powering on your system
without this.