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2.6 Connectors
Power Connections
Main ATX Power Supply Connector
JPV1 is the 12 V DC power connector, a required input for either ATX or 12V DC power
source. In addition, when using ATX power, PJ1 is a necessary connection to the 24-pin ATX
power header from the PSU via PN: CBL-PWEX-1063. Refer to instructions in section 1.6.
8-pin 12V Power (JPV1)
Pin Definitions
Pins
Definition
1-4
Ground
5-8
+12 V
4-Pin Power Output
The 4-pin hard disk drive (HDD) power connector located at JPH1 provides power to onboard
HDD devices. Refer to the table below for pin definitions.
MH2
LED3
VGA
JPG1:VGA
1-2:ENABLE
2-3:DISABLE
Aspeed
2600
LEDT3
JMD1_SRW1
LEDT1
LAN3/4
3
JMD1:M.2-HC PCIe 4.0 X4/S-SATA 3.0
JMD1
P1_NVME0
JTPM1
JGP1
JL1
MH4
CHASSIS INTRUSION
4-Pin HDD Power
Pin Definitions
Pin#
Definition
1
12 V
2-3
Ground
4
5 V
COM1
Intel
IPMI_LAN
X550
USB 2/3(3.0)
LAN1/2
LEDT4
LEDT2
CPU
JPF1:
1-2:NORMAL
2-3:POWER FORCE ON
FAN2
JPF1
JF1:
PWR
X OH NIC2
HDD PWR
RST
NIC1
ON
FF
LED LED
JBT1
: CMOS Clear
37
4-Pin to ATX Power Signal (PJ1)
Pin Definitions
Pin#
Definition
1
PWR_OK
2
GND
3
5 VSB
4
PS_ON
1. 8-Pin 12V ATX Power Connector
2. 4-Pin to ATX Power Connector
3. HDD Power Connector
MH1
PJ1
2
1
JPV1
LED1
JF1
MH3
Chapter 2: Installation
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