J16: Front Panel Header
The Front Panel Header is used to connect some control or signal wires from motherboard to chassis, such as HDD LED, power LED, power button, and reset button.
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| HDDLED+ |
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| 1 |
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| 2 |
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| PWR LED+ |
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| HDDLED- |
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| 3 |
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| 4 |
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| PWR LED- |
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| GND |
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| 5 |
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| 6 |
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| PWR SW+ |
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| Reset+ |
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| 7 |
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| 8 |
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| PWR SW- |
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| VCC5 |
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| 9 |
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| 10 |
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| Warning LED+ |
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| NMI |
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| 11 |
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| 12 |
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| Warning LED- |
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| VCC3_SBY |
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| 13 |
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| 14 |
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| Key |
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| SMBus Data |
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| 15 |
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| 16 |
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| GND |
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| SMBus Clock |
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| 17 |
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| 18 |
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| INTRU# |
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FAN1/FAN2/FAN3/CPUFAN1/CPUFAN2: 4-pin Fan Connector
+1 2V Tach omete r | 1 | |
GND | PW M |
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| PWM | GND |
1 | Tachomet er | + 12 V |
Use this header to connect the cooling fan to your motherboard to keep the system at optimum performance levels.
JP1: VGA Enable/Disable Jumper
1 
Pin 
1 
Pin 
JP3: Clear CMOS Jumper
1 
3 
Normal (Default)
1 
3
Clear
Use this jumper when you forgot your system/setup password or need to clear system BIOS setting.
How to clear the CMOS data
-Power off system and disconnect power supply from AC source
-Use jumper cap to close Pin_2 and 3 for several seconds to Clear CMOS
-Replace jumper cap to close Pin_1 and 2 Reconnect power supply to AC source
Power on system
19
