Hardware Setup
Power Supply
ATX 20-Pin System Power Connector: JPWR1
This connector allows you to connect to an ATX power supply. To connect to the ATX power supply, make sure the plug of the power supply is inserted in the proper orientation and the pins are aligned. Then push down the power supply firmly into the connector.
| JPWR1 |
| ATX1 Pin Definition |
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| PIN | SIGNAL | PIN |
| SIGNAL |
10 | 20 | 1 | 3.3V | 11 |
| 3.3V |
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| 2 | 3.3V | 12 |
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| 3 | GND | 13 |
| GND |
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| 4 | 5V | 14 |
| PS_ON |
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| 5 | GND | 15 |
| GND |
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| 6 | 5V | 16 |
| GND |
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| 7 | GND | 17 |
| GND |
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| 8 | PW_OK | 18 |
| NC |
1 | 11 | 9 | 5V_SB | 19 |
| 5V |
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| 10 | 12V | 20 |
| 5V |
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ATX 12V Power Connector: JPW1
This 12V power connector is used to provide power to the CPU.
JPW1
3 | 4 |
1 | 2 |
Pin Definition
PIN | SIGNAL |
1 | GND |
2 | GND |
3 | 12V |
4 | 12V |