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4-pin 12V Power Connector
JPV1 is the 12V DC power connector that provides an alternative single power source for
special enclosure when the 24-pin ATX power is not in use.
Note 1: The 12V DC input is limited to 12A by design. It provides up to 144W power input to
the motherboard. Please keep onboard power use within the power limits specified above.
Over-current DC power use may cause damage to the motherboard.
Note 2: Do not use the 4-pin DC power at JPW2 when the 24-pin ATX Power at JPW1 is
connected to the power supply. Do not plug in both JPW1 and JPW2 at the same time..
4-pin Connector for HDD
This 4-pin power connector at JPH1 provides power from the motherboard to internal SATA
hard drive or SSD device.
Chapter 3: Motherboard Connections
+12V 4-pin Power
Pin Definitions
Pin#
Definition
1 - 2
Ground
3 - 4
+12V
Required Connection
Pin Definitions
Pin#
Definition
1
12V
2
GND
3
GND
4
5V
31
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