Gigabyte MD80-TM0 Manual - Page 22

ATX1/P12V_AUX1/P12V_AUX2, 2x4 12V Power Connector and 2x12 Main Power Connector

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Page 22 highlights

1/2/3) ATX1/P12V_AUX1/P12V_AUX2 (2x4 12V Power Connector and 2x12 Main Power Connector) With the use of the power connector, the power supply can supply enough stable power to all the components on the motherboard. Before connecting the power connector, first make sure the power supply is turned off and all devices are properly installed. The power connector possesses a foolproof design. Connect the power supply cable to the power connector in the correct orientation. The 12V power connector mainly supplies power to the CPU. If the 12V power connector is not connected, the computer will not start. • To meet expansion requirements, it is recommended that a power supply that can withstand high power consumption be used (500W or greater). If a power supply is used that does not provide the required power, the result can lead to an unstable or unbootable system. P12V_AUX2 P12V_AUX1 P12V_AUX2 Pin No. Definition 1 GND 51 2 GND 3 GND 4 GND 5 +12V 6 +12V ATX1 84 7 +12V 8 +12V ATX ATX1 13 1 12 24 ATX_12V P12V_AUX1 ATX1 Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 Definition 3.3V 3.3V GND +5V GND +5V GND Power Good 5VSB (stand by +5V) +12V +12V 3.3V Pin No. 13 14 15 16 17 18 19 20 21 22 23 24 Definition 3.3V -12V GND PS_ON GND GND GND -5V +5V +5V +5V GND - 22 - Hardware Installation

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- 22 -
Hardware Installation
P12V_AUX2
P12V_AUX1
8
5
4
1
1/2/3)
ATX1/P12V_AUX1/P12V_AUX2
(2x4 12V Power Connector and 2x12 Main Power Connector)
With the use of the power connector, the power supply can supply enough stable power to all the
components on the motherboard. Before connecting the power connector, first make sure the power
supply is turned off and all devices are properly installed. The power connector possesses a foolproof
design. Connect the power supply cable to the power connector in the correct orientation. The 12V
power connector mainly supplies power to the CPU. If the 12V power connector is not connected, the
computer will not start.
Pin No.
Definition
1
GND
2
GND
3
GND
4
GND
5
+12V
6
+12V
7
+12V
8
+12V
•
To meet expansion requirements, it is recommended that a power supply that can
withstand high power consumption be used (500W or greater). If a power supply is
used that does not provide the required power, the result can lead to an unstable or
unbootable system.
ATX1
13
1
24
12
ATX1
Pin No.
Definition
13
3.3V
14
-12V
15
GND
16
PS_ON
17
GND
18
GND
19
GND
20
-5V
21
+5V
22
+5V
23
+5V
24
GND
Pin No.
Definition
1
3.3V
2
3.3V
3
GND
4
+5V
5
GND
6
+5V
7
GND
8
Power Good
9
5VSB (stand by +5V)
10
+12V
11
+12V
12
3.3V
P12V_AUX2
P12V_AUX1
ATX1