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ATX power connector
The V2M‑Juno motherboard provides one power connector that enables connection of a unit that Arm supplies with the V2M‑Juno motherboard. This unit converts AC mains power to DC power to supply the board.
The following figure shows the ATX power connector, J20.
Figure A-11 ATX power connector, J20
The following table shows the pin mapping for the ATX power connector, J20, on the V2M‑Juno motherboard.
Table A-8 ATX power connector, J20, signal list
| Pin | Signal | Pin | Signal |
|---|---|---|---|
| 1 | 3V3 | 13 | 3V3 |
| 2 | 3V3 | 14 | -12V |
| 3 | GND | 15 | GND |
| 4 | 5V | 16 | nATXON |
| 5 | GND | 17 | GND |
| 6 | 5V | 18 | GND |
| 7 | GND | 19 | GND |
| 8 | PWOK | 20 | No connection |
| 9 | SB_5V | 21 | 5V |
| 10 | 12V | 22 | 5V |
| 11 | 12V | 23 | 5V |
| 12 | 3V3 | 24 | GND |