Gigabyte GA-K8N Pro User Manual - Page 24

ATX_12V +12V Power Connector, ATX ATX Power

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English 1) ATX_12V (+12V Power Connector) This connector (ATX_12V) supplies the CPU operation voltage (Vcore). If this "ATX_12V connector" is not connected, system cannot boot. Pin No. Definition 3 4 1 2 1 GND 2 GND 3 +12V 4 +12V 2) ATX (ATX Power) AC power cord should only be connected to your power supply unit after ATX power cable and other related devices are firmly connected to the mainboard. 10 20 1 11 Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Definition 3.3V 3.3V GND VCC GND VCC GND Power Good 5V SB (stand by +5V) +12V 3.3V -12V GND PS_ON(soft on/off) GND GND GND -5V VCC VCC GA-K8N Pro Motherboard - 24 - K8n pro_1001_q.p65 24 2003/8/18, ¤U¤È 06:05

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- 24 -
GA-K8N Pro Motherboard
English
1)
ATX_12V (+12V Power Connector)
This connector (ATX_12V) supplies the CPU operation voltage (Vcore).
If this "ATX_12V connector" is not connected, system cannot boot.
Pin No.
Definition
1
GND
2
GND
3
+12V
4
+12V
2)
ATX (ATX Power)
AC power cord should only be connected to your power supply unit after ATX power cable and
other related devices are firmly connected to the mainboard.
Pin No.
Definition
1
3.3V
2
3.3V
3
GND
4
VCC
5
GND
6
VCC
7
GND
8
Power Good
9
5V SB (stand by +5V)
10
+12V
11
3.3V
12
-12V
13
GND
14
PS_ON(soft on/off)
15
GND
16
GND
17
GND
18
-5V
19
VCC
20
VCC
1
20
10
11
4
3
2
1
K8n pro_1001_q.p65
2003/8/18, ¤U¤È 06:05
24