Chapter 2: Installing the Motherboard | 21 |
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CPU_FAN1/SYS_FAN1: Cooling FAN Power Connector
Pin | Signal Name | Function |
1 | GND | System Ground |
2 | +12V | Power +12V |
3 | Sense | Sensor |
4 | Control | CPU FAN control |
Users please note that the fan connector supports the CPU cooling fan of 1.1A ~ 2.2A (26.4W max) at +12V.
CASE_FAN: Case cooling FAN Power Connector
Pin | Signal Name | Function |
1 | GND | System Ground |
2 | +12V | Power +12V |
3 | Sense | Sensor |
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ATX_POWER: ATX 24-pin Power Connector
Pin | Signal Name | Pin | Signal Name |
1 | +3.3V | 13 | +3.3V |
2 | +3.3V | 14 | |
3 | Ground | 15 | Ground |
4 | +5V | 16 | PS_ON |
5 | Ground | 17 | Ground |
6 | +5V | 18 | Ground |
7 | Ground | 19 | Ground |
8 | PWRGD | 20 | |
9 | +5VSB | 21 | +5V |
10 | +12V | 22 | +5V |
11 | +12V | 23 | +5V |
12 | +3.3V | 24 | Ground |
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ATX12V: ATX 12V Power Connector
Pin | Signal Name |
1Ground
2Ground
3+12V
4+12V
SPK: Internal speaker header
Pin | Signal Name |
1 | VCC |
2 | Key |
3 | GND |
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4 | Signal |
