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.
4 | 2 | Pin No. | Definition | ||
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| 1 | GND |
| |
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| 2 | GND |
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3 | 1 | 3 | +12V |
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4 | +12V | ||||
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2) ATX (ATX Power Connector)
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 motherboard.
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| Pin No. | Definition | |
|
| 1 | 3.3V | |
|
| 2 | 3.3V | |
11 | 1 | 3 | GND | |
4 | VCC | |||
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| |||
|
| 5 | GND | |
|
| 6 | VCC | |
|
| 7 | GND | |
|
| 8 | Power Good | |
|
| 9 | 5V SB (stand by +5V) | |
|
| 10 | +12V | |
|
| 11 | 3.3V | |
|
| 12 | ||
20 | 10 | 13 | GND | |
14 | PS_ON(soft on/off) | |||
|
| 15 | GND | |
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| 16 | GND | |
|
| 17 | GND | |
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| 18 | ||
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| 19 | VCC | |
|
| 20 | VCC |
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