2.7 Connectors
Power Connections
Main ATX Power, 4-pin HDD Power, 4-pin DC Power
The primary power supply connector (JPW1) meets the ATX SSI EPS 24-pin specification.
JPH1 is a 4-pin pwer connector for HDD devices. JPV1 is a 4-pin 12V DC power input for an
VGA
alternative power source when the 24-pin ATX power is not in use. Refer to the table below
for pin definitions.
ATX Power 24-pin Connector
LAN2
LAN4
BAR CODE
Pin#
Definition
13
+3.3V
LEDM1
A
14
-12V
A2SDi-2C-HLN4F
JTPM1
REV:1.00
15
COM
16
PS_ON
17
COM
18
COM
19
COM
20
Res (NC)
21
+5V
JRT4
22
+5V
23
+5V
JRT3
CPU
24
COM
JD1:
1-4:SPEAKER
I-SATA1
I-SATA3
I-SATA2
JRT4
JRT3
USB2/3
JD1
JSAS2
I-SATA
8-11
JSAS1
I-SATA
4-7
JWD1
LAN1
LAN3
Pin Definitions
Pin#
Definition
1
+3.3V
2
+3.3V
3
COM
4
+5V
JF1
5
COM
6
+5V
7
COM
8
PWR_OK
PWR
JF1
ON
9
5VSB
10
+12V
11
LED1
+12V
12
+3.3V
JUIDB
VGA
COM1
JPL1
LAN2
LAN4
JTPM1
BAR CODE
SRW2
LEDM1
JF1
A
A2SDi-2C-HLN4F
REV:1.00
JF1
PWR
NIC
NIC
HDD
RST
X
OH/FF
ON
2
1 LED
LED1
SRW1
CPU
JMD1
M.2:PCI-E 3.0 X2 / I-SATA
JL1:
CHASSIS
INTRUSION
JD1:
1-4:SPEAKER
I-SATA0
I-SATA1
I-SATA2
I-SATA3
1
JSD1
JRT4
JRT3
JBR1
USB0/1
4-pin HDD Power
IPMI LAN
Pin Definitions
Pin#
Definition
1
JSMB1
1
12V
2-3
Ground
4
5V
JPH1
1
NIC
NIC
HDD
PWR
RST
X
OH/FF
2
1 LED
LED
4
JBT1
JPH1
BT1
JWD1
LAN1
USB0/1
LAN3
IPMI LAN
JSMB1
JTGLED1
JPV1
PWR
LED
JPH1
JBT1
BT1
JTPM1
JTGLED1
JF1
JPV1
PWR
NIC
NIC
HDD
PWR
JF1
RST
X
OH/FF
ON
2
1 LED
LED
LED1
37
Chapter 2: Installation
JBT1
BT1
+12V 4-pin Power
Pin Definitions
Pin#
Definition
1-2
Ground
3-4
+12V
JTGLED1
3
JPV1
4
JPV1
1. JPW1
2. JPH1
3. JPV1
JBR1
1
2
1
3
1
2
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