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3/4/5) CPU_FAN / SYS_FAN / PWR_FAN (Cooler Fan Power Connector)
The cooler fan power connector supplies a +12V power voltage via a
Most coolers are designed with
Remember to connect the CPU/system fan cable to the CPU_FAN/SYS_FAN connector to prevent CPU damage or system hanging caused by overheating.
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| 1 | CPU_FAN: |
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Pin No. | Definition | |||||
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CPU_FAN | 1 | GND | ||||
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| 2 | +12V/Speed Control |
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| 3 | Sense |
1 |
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| 4 | Speed Control |
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| SYS_FAN | SYS_FAN/PWR_FAN: | ||||
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| Pin No. | Definition |
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| 1 | GND |
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1 |
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| 2 | +12V | |
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| PWR_FAN | 3 | Sense | |||
6)NB_FAN (Chip Fan Connector)
If you installed wrong direction, the chip fan will not work. Sometimes will damage the chip fan. (Usually black cable is GND)
| Pin No. | Definition |
1 | 1 | GND |
| 2 | +12V |
| 3 | NC |
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